/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-07 05:46:18,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-07 05:46:18,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-07 05:46:18,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-07 05:46:18,402 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-07 05:46:18,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-07 05:46:18,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-07 05:46:18,431 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-07 05:46:18,434 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-07 05:46:18,442 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-07 05:46:18,446 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-07 05:46:18,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-07 05:46:18,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-07 05:46:18,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-07 05:46:18,450 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-07 05:46:18,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-07 05:46:18,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-07 05:46:18,457 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-07 05:46:18,460 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-07 05:46:18,464 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-07 05:46:18,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-07 05:46:18,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-07 05:46:18,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-07 05:46:18,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-07 05:46:18,484 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-07 05:46:18,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-07 05:46:18,488 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-07 05:46:18,489 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-07 05:46:18,491 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-07 05:46:18,492 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-07 05:46:18,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-07 05:46:18,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-07 05:46:18,494 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-07 05:46:18,495 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-07 05:46:18,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-07 05:46:18,498 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-07 05:46:18,499 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-07 05:46:18,499 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-07 05:46:18,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-07 05:46:18,500 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-07 05:46:18,501 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-07 05:46:18,502 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-01-07 05:46:18,539 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-07 05:46:18,539 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-07 05:46:18,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-07 05:46:18,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-07 05:46:18,541 INFO L138 SettingsManager]: * Use SBE=true [2021-01-07 05:46:18,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-07 05:46:18,542 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-01-07 05:46:18,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-07 05:46:18,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-07 05:46:18,543 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-01-07 05:46:18,543 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-01-07 05:46:18,543 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-01-07 05:46:18,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-07 05:46:18,543 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-01-07 05:46:18,544 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-07 05:46:18,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-07 05:46:18,544 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-07 05:46:18,544 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-07 05:46:18,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-07 05:46:18,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-07 05:46:18,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-07 05:46:18,545 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-07 05:46:18,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-07 05:46:18,545 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-07 05:46:18,546 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-07 05:46:18,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-07 05:46:18,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-07 05:46:18,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-07 05:46:18,963 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-07 05:46:18,964 INFO L275 PluginConnector]: CDTParser initialized [2021-01-07 05:46:18,965 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-2.c [2021-01-07 05:46:19,056 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/058b8a346/06cb848cec2f44899e5b1df1cf85127d/FLAGac73ae78e [2021-01-07 05:46:19,894 INFO L306 CDTParser]: Found 1 translation units. [2021-01-07 05:46:19,895 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-2.c [2021-01-07 05:46:19,926 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/058b8a346/06cb848cec2f44899e5b1df1cf85127d/FLAGac73ae78e [2021-01-07 05:46:19,958 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/058b8a346/06cb848cec2f44899e5b1df1cf85127d [2021-01-07 05:46:19,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-07 05:46:19,964 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-07 05:46:19,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-07 05:46:19,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-07 05:46:19,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-07 05:46:19,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.01 05:46:19" (1/1) ... [2021-01-07 05:46:19,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b272b7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:46:19, skipping insertion in model container [2021-01-07 05:46:19,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.01 05:46:19" (1/1) ... [2021-01-07 05:46:19,983 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-07 05:46:20,075 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~UNLOADED~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~NP~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~DC~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~SKIP1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~SKIP2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~MPR1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~MPR3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~IPC~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~pended~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~compRegistered~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~lowerDriverReturn~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~setEventCalled~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~customIrp~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~0,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Information~0,] left hand side expression in assignment: lhs: VariableLHS[~status~0,] left hand side expression in assignment: lhs: VariableLHS[~DisketteExtension__ThreadReferenceCount~0,] left hand side expression in assignment: lhs: VariableLHS[~status~0,] left hand side expression in assignment: lhs: VariableLHS[~pended~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension~0,] left hand side expression in assignment: lhs: VariableLHS[~irpSp~0,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Information~1,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~1,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__HoldNewRequests~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp29~0,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__FloppyThread~0,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~1,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~1,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Information~1,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~1,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~1,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~irpSp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~nextIrpSp~0,] left hand side expression in assignment: lhs: VariableLHS[~nextIrpSp__Control~0,] left hand side expression in assignment: lhs: VariableLHS[~compRegistered~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~irpSp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~irpSp__Context~0,] left hand side expression in assignment: lhs: VariableLHS[~irpSp__Control~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp30~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__HoldNewRequests~0,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~1,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Information~1,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__IsStarted~0,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~1,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__HoldNewRequests~0,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__IsStarted~0,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__IsRemoved~0,] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~1,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~Dc~0,] left hand side expression in assignment: lhs: VariableLHS[~Fp~0,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension~1,] left hand side expression in assignment: lhs: VariableLHS[~irpSp~1,] left hand side expression in assignment: lhs: VariableLHS[~irpSp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~nextIrpSp~1,] left hand side expression in assignment: lhs: VariableLHS[~nextIrpSp__Control~1,] left hand side expression in assignment: lhs: VariableLHS[~compRegistered~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~irpSp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~irpSp__Context~1,] left hand side expression in assignment: lhs: VariableLHS[~irpSp__Control~1,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp42~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~1,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~1,] left hand side expression in assignment: lhs: VariableLHS[~fdcInfo__BufferCount~0,] left hand side expression in assignment: lhs: VariableLHS[~fdcInfo__BufferSize~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~1,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__MaxTransferSize~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~1,] left hand side expression in assignment: lhs: VariableLHS[~InterfaceType~0,] left hand side expression in assignment: lhs: VariableLHS[~fdcInfo__BusType~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~1,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__DeviceUnit~0,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__DriveOnValue~0,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__DeviceUnit~0,] left hand side expression in assignment: lhs: VariableLHS[~pnpStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~pnpStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__IsStarted~1,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__HoldNewRequests~1,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~2,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~irp~0,] left hand side expression in assignment: lhs: VariableLHS[~irpStack~0,] left hand side expression in assignment: lhs: VariableLHS[~irpStack__Parameters__DeviceIoControl__Type3InputBuffer~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~2,] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~pended~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~compRegistered~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~lowerDriverReturn~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~setEventCalled~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~customIrp~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~FloppyThread~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~KernelMode~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~Suspended~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~Executive~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~DiskController~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~FloppyDiskPeripheral~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~FlConfigCallBack~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~MaximumInterfaceType~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~MOUNTDEV_MOUNTED_DEVICE_GUID~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~UNLOADED~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~NP~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~DC~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~SKIP1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~SKIP2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~MPR1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~MPR3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~IPC~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~pended~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~compRegistered~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~lowerDriverReturn~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~setEventCalled~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~customIrp~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~status~1,] left hand side expression in assignment: lhs: VariableLHS[~pirp~0,] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~customIrp~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~setEventCalled~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~lowerDriverReturn~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~compRegistered~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~pended~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~pirp__IoStatus__Status~0,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~pirp__IoStatus__Status~0,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_4~0,] left hand side expression in assignment: lhs: VariableLHS[~status~1,] left hand side expression in assignment: lhs: VariableLHS[~status~1,] left hand side expression in assignment: lhs: VariableLHS[~status~1,] left hand side expression in assignment: lhs: VariableLHS[~status~1,] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~status~1,] left hand side expression in assignment: lhs: VariableLHS[~status~1,] left hand side expression in assignment: lhs: VariableLHS[~customIrp~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_9~0,] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~compRetStatus1~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_11~0,] left hand side expression in assignment: lhs: VariableLHS[~returnVal2~0,] left hand side expression in assignment: lhs: VariableLHS[~returnVal2~0,] left hand side expression in assignment: lhs: VariableLHS[~returnVal2~0,] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~lowerDriverReturn~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~lowerDriverReturn~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~lowerDriverReturn~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~lowerDriverReturn~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~setEventCalled~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~setEventCalled~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~customIrp~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_12~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_13~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_14~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_15~0,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~3,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Information~2,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Information~3,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status___0~0,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~mountName~0,] left hand side expression in assignment: lhs: VariableLHS[~mountName__NameLength~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp82~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Information~3,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Information~3,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~uniqueId~0,] left hand side expression in assignment: lhs: VariableLHS[~uniqueId__UniqueIdLength~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp83~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Information~3,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Information~3,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~formatExParameters~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~outputBufferLength~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp89~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp90~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp91~0,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status___0~0,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~4,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Information~4,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~4,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~4,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~pended~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~4,] [2021-01-07 05:46:20,696 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-2.c[48585,48598] [2021-01-07 05:46:20,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-07 05:46:20,714 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~UNLOADED~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~NP~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~DC~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~SKIP1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~SKIP2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~MPR1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~MPR3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~IPC~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~pended~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~compRegistered~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~lowerDriverReturn~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~setEventCalled~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~customIrp~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~0,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Information~0,] left hand side expression in assignment: lhs: VariableLHS[~status~0,] left hand side expression in assignment: lhs: VariableLHS[~DisketteExtension__ThreadReferenceCount~0,] left hand side expression in assignment: lhs: VariableLHS[~status~0,] left hand side expression in assignment: lhs: VariableLHS[~pended~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension~0,] left hand side expression in assignment: lhs: VariableLHS[~irpSp~0,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Information~1,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~1,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__HoldNewRequests~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp29~0,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__FloppyThread~0,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~1,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~1,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Information~1,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~1,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~1,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~irpSp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~nextIrpSp~0,] left hand side expression in assignment: lhs: VariableLHS[~nextIrpSp__Control~0,] left hand side expression in assignment: lhs: VariableLHS[~compRegistered~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~irpSp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~irpSp__Context~0,] left hand side expression in assignment: lhs: VariableLHS[~irpSp__Control~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp30~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__HoldNewRequests~0,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~1,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Information~1,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__IsStarted~0,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~1,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__HoldNewRequests~0,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__IsStarted~0,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__IsRemoved~0,] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~1,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~Dc~0,] left hand side expression in assignment: lhs: VariableLHS[~Fp~0,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension~1,] left hand side expression in assignment: lhs: VariableLHS[~irpSp~1,] left hand side expression in assignment: lhs: VariableLHS[~irpSp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~nextIrpSp~1,] left hand side expression in assignment: lhs: VariableLHS[~nextIrpSp__Control~1,] left hand side expression in assignment: lhs: VariableLHS[~compRegistered~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~irpSp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~irpSp__Context~1,] left hand side expression in assignment: lhs: VariableLHS[~irpSp__Control~1,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp42~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~1,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~1,] left hand side expression in assignment: lhs: VariableLHS[~fdcInfo__BufferCount~0,] left hand side expression in assignment: lhs: VariableLHS[~fdcInfo__BufferSize~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~1,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__MaxTransferSize~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~1,] left hand side expression in assignment: lhs: VariableLHS[~InterfaceType~0,] left hand side expression in assignment: lhs: VariableLHS[~fdcInfo__BusType~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~1,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__DeviceUnit~0,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__DriveOnValue~0,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__DeviceUnit~0,] left hand side expression in assignment: lhs: VariableLHS[~pnpStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~pnpStatus~0,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__IsStarted~1,] left hand side expression in assignment: lhs: VariableLHS[~disketteExtension__HoldNewRequests~1,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~2,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~irp~0,] left hand side expression in assignment: lhs: VariableLHS[~irpStack~0,] left hand side expression in assignment: lhs: VariableLHS[~irpStack__Parameters__DeviceIoControl__Type3InputBuffer~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~2,] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~pended~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~compRegistered~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~lowerDriverReturn~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~setEventCalled~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~customIrp~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~FloppyThread~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~KernelMode~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~Suspended~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~Executive~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~DiskController~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~FloppyDiskPeripheral~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~FlConfigCallBack~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~MaximumInterfaceType~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~MOUNTDEV_MOUNTED_DEVICE_GUID~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~UNLOADED~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~NP~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~DC~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~SKIP1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~SKIP2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~MPR1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~MPR3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~IPC~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~pended~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~compRegistered~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~lowerDriverReturn~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~setEventCalled~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~customIrp~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~status~1,] left hand side expression in assignment: lhs: VariableLHS[~pirp~0,] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~customIrp~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~setEventCalled~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~lowerDriverReturn~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~compRegistered~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~pended~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~pirp__IoStatus__Status~0,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~pirp__IoStatus__Status~0,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_4~0,] left hand side expression in assignment: lhs: VariableLHS[~status~1,] left hand side expression in assignment: lhs: VariableLHS[~status~1,] left hand side expression in assignment: lhs: VariableLHS[~status~1,] left hand side expression in assignment: lhs: VariableLHS[~status~1,] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~status~1,] left hand side expression in assignment: lhs: VariableLHS[~status~1,] left hand side expression in assignment: lhs: VariableLHS[~customIrp~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_9~0,] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~compRetStatus1~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_11~0,] left hand side expression in assignment: lhs: VariableLHS[~returnVal2~0,] left hand side expression in assignment: lhs: VariableLHS[~returnVal2~0,] left hand side expression in assignment: lhs: VariableLHS[~returnVal2~0,] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~lowerDriverReturn~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~lowerDriverReturn~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~lowerDriverReturn~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~lowerDriverReturn~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~setEventCalled~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~setEventCalled~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~customIrp~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_12~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_13~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_14~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_15~0,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~3,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Information~2,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Information~3,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status___0~0,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~mountName~0,] left hand side expression in assignment: lhs: VariableLHS[~mountName__NameLength~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp82~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Information~3,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Information~3,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~uniqueId~0,] left hand side expression in assignment: lhs: VariableLHS[~uniqueId__UniqueIdLength~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp83~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Information~3,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Information~3,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~formatExParameters~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~outputBufferLength~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp89~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp90~0,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~s~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp91~0,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status___0~0,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~4,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Information~4,] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~4,] left hand side expression in assignment: lhs: VariableLHS[~Irp__IoStatus__Status~4,] left hand side expression in assignment: lhs: VariableLHS[~myStatus~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~pended~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ntStatus~4,] [2021-01-07 05:46:20,893 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-2.c[48585,48598] [2021-01-07 05:46:20,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-07 05:46:21,011 INFO L208 MainTranslator]: Completed translation [2021-01-07 05:46:21,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:46:21 WrapperNode [2021-01-07 05:46:21,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-07 05:46:21,028 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-07 05:46:21,028 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-07 05:46:21,029 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-07 05:46:21,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:46:21" (1/1) ... [2021-01-07 05:46:21,066 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:46:21" (1/1) ... [2021-01-07 05:46:21,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-07 05:46:21,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-07 05:46:21,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-07 05:46:21,167 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-07 05:46:21,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:46:21" (1/1) ... [2021-01-07 05:46:21,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:46:21" (1/1) ... [2021-01-07 05:46:21,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:46:21" (1/1) ... [2021-01-07 05:46:21,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:46:21" (1/1) ... [2021-01-07 05:46:21,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:46:21" (1/1) ... [2021-01-07 05:46:21,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:46:21" (1/1) ... [2021-01-07 05:46:21,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:46:21" (1/1) ... [2021-01-07 05:46:21,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-07 05:46:21,272 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-07 05:46:21,272 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-07 05:46:21,273 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-07 05:46:21,274 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:46:21" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-07 05:46:21,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-07 05:46:21,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-07 05:46:21,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-07 05:46:21,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-07 05:46:21,897 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,912 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,916 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,921 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,922 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,922 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,926 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,931 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,934 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,937 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,938 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,940 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,943 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,946 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,947 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,948 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,951 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,953 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,954 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,955 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,957 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,959 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,963 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,966 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,968 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,971 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,974 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,976 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,976 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:21,978 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-07 05:46:23,363 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##658: assume !false; [2021-01-07 05:46:23,364 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##657: assume false; [2021-01-07 05:46:23,364 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##665: assume !false; [2021-01-07 05:46:23,364 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##664: assume false; [2021-01-07 05:46:23,364 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##683: assume false; [2021-01-07 05:46:23,365 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##684: assume !false; [2021-01-07 05:46:23,365 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##609: assume false; [2021-01-07 05:46:23,365 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##610: assume !false; [2021-01-07 05:46:23,365 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##639: assume false; [2021-01-07 05:46:23,365 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##640: assume !false; [2021-01-07 05:46:23,366 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##249: assume false; [2021-01-07 05:46:23,366 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##250: assume !false; [2021-01-07 05:46:23,366 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##279: assume false; [2021-01-07 05:46:23,366 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##280: assume !false; [2021-01-07 05:46:23,366 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##285: assume !false; [2021-01-07 05:46:23,367 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##284: assume false; [2021-01-07 05:46:23,367 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##229: assume !false; [2021-01-07 05:46:23,367 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##228: assume false; [2021-01-07 05:46:23,367 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##302: assume !false; [2021-01-07 05:46:23,368 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##301: assume false; [2021-01-07 05:46:23,368 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##369: assume !false; [2021-01-07 05:46:23,368 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##375: assume !false; [2021-01-07 05:46:23,368 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##374: assume false; [2021-01-07 05:46:23,369 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##331: assume false; [2021-01-07 05:46:23,369 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##332: assume !false; [2021-01-07 05:46:23,369 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##357: assume false; [2021-01-07 05:46:23,369 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##358: assume !false; [2021-01-07 05:46:23,369 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##368: assume false; [2021-01-07 05:46:23,370 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##404: assume !false; [2021-01-07 05:46:23,370 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##403: assume false; [2021-01-07 05:46:23,370 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##427: assume !false; [2021-01-07 05:46:23,370 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##426: assume false; [2021-01-07 05:46:23,370 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##436: assume !false; [2021-01-07 05:46:23,371 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##435: assume false; [2021-01-07 05:46:23,371 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##439: assume false; [2021-01-07 05:46:23,371 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##440: assume !false; [2021-01-07 05:46:23,371 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##463: assume false; [2021-01-07 05:46:23,372 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##464: assume !false; [2021-01-07 05:46:23,372 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##485: assume !false; [2021-01-07 05:46:23,372 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##484: assume false; [2021-01-07 05:46:23,372 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##524: assume !false; [2021-01-07 05:46:23,372 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##523: assume false; [2021-01-07 05:46:23,373 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##558: assume !false; [2021-01-07 05:46:23,373 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##557: assume false; [2021-01-07 05:46:23,373 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##187: assume !false; [2021-01-07 05:46:23,373 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##186: assume false; [2021-01-07 05:46:23,373 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##68: assume !false; [2021-01-07 05:46:23,374 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume false; [2021-01-07 05:46:23,374 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##144: assume false; [2021-01-07 05:46:23,374 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##145: assume !false; [2021-01-07 05:46:23,374 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !false; [2021-01-07 05:46:23,374 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume false; [2021-01-07 05:46:23,375 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##154: assume !false; [2021-01-07 05:46:23,375 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##153: assume false; [2021-01-07 05:46:23,375 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##158: assume !false; [2021-01-07 05:46:23,375 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##157: assume false; [2021-01-07 05:46:23,375 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##588: assume !false; [2021-01-07 05:46:23,375 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##587: assume false; [2021-01-07 05:46:23,376 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##106: assume !false; [2021-01-07 05:46:23,376 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##105: assume false; [2021-01-07 05:46:23,393 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-07 05:46:23,394 INFO L299 CfgBuilder]: Removed 275 assume(true) statements. [2021-01-07 05:46:23,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 05:46:23 BoogieIcfgContainer [2021-01-07 05:46:23,397 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-07 05:46:23,399 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-07 05:46:23,399 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-07 05:46:23,402 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-07 05:46:23,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.01 05:46:19" (1/3) ... [2021-01-07 05:46:23,403 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@713135c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.01 05:46:23, skipping insertion in model container [2021-01-07 05:46:23,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:46:21" (2/3) ... [2021-01-07 05:46:23,404 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@713135c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.01 05:46:23, skipping insertion in model container [2021-01-07 05:46:23,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 05:46:23" (3/3) ... [2021-01-07 05:46:23,406 INFO L111 eAbstractionObserver]: Analyzing ICFG floppy_simpl4.cil-2.c [2021-01-07 05:46:23,413 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-07 05:46:23,419 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 54 error locations. [2021-01-07 05:46:23,440 INFO L253 AbstractCegarLoop]: Starting to check reachability of 54 error locations. [2021-01-07 05:46:23,463 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-07 05:46:23,463 INFO L378 AbstractCegarLoop]: Hoare is false [2021-01-07 05:46:23,463 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-07 05:46:23,463 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-07 05:46:23,464 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-07 05:46:23,464 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-07 05:46:23,464 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-07 05:46:23,464 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-07 05:46:23,497 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states. [2021-01-07 05:46:23,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-01-07 05:46:23,504 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:23,505 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:23,506 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:23,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:23,513 INFO L82 PathProgramCache]: Analyzing trace with hash -570890814, now seen corresponding path program 1 times [2021-01-07 05:46:23,521 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:23,521 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385305133] [2021-01-07 05:46:23,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:23,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:23,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:23,776 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385305133] [2021-01-07 05:46:23,777 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:23,777 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 05:46:23,778 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446350488] [2021-01-07 05:46:23,783 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 05:46:23,783 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:23,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 05:46:23,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:23,804 INFO L87 Difference]: Start difference. First operand 571 states. Second operand 3 states. [2021-01-07 05:46:23,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:23,894 INFO L93 Difference]: Finished difference Result 572 states and 772 transitions. [2021-01-07 05:46:23,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 05:46:23,896 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2021-01-07 05:46:23,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:23,916 INFO L225 Difference]: With dead ends: 572 [2021-01-07 05:46:23,916 INFO L226 Difference]: Without dead ends: 570 [2021-01-07 05:46:23,918 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:23,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2021-01-07 05:46:24,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 569. [2021-01-07 05:46:24,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 569 states. [2021-01-07 05:46:24,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 569 states and 769 transitions. [2021-01-07 05:46:24,039 INFO L78 Accepts]: Start accepts. Automaton has 569 states and 769 transitions. Word has length 7 [2021-01-07 05:46:24,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:24,040 INFO L481 AbstractCegarLoop]: Abstraction has 569 states and 769 transitions. [2021-01-07 05:46:24,040 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 05:46:24,040 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 769 transitions. [2021-01-07 05:46:24,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-01-07 05:46:24,041 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:24,041 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:24,041 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-07 05:46:24,042 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:24,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:24,043 INFO L82 PathProgramCache]: Analyzing trace with hash 538056098, now seen corresponding path program 1 times [2021-01-07 05:46:24,043 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:24,044 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922901812] [2021-01-07 05:46:24,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:24,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:24,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:24,162 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922901812] [2021-01-07 05:46:24,162 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:24,162 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 05:46:24,162 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587249892] [2021-01-07 05:46:24,165 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 05:46:24,165 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:24,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 05:46:24,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:24,167 INFO L87 Difference]: Start difference. First operand 569 states and 769 transitions. Second operand 3 states. [2021-01-07 05:46:24,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:24,454 INFO L93 Difference]: Finished difference Result 696 states and 948 transitions. [2021-01-07 05:46:24,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 05:46:24,455 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2021-01-07 05:46:24,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:24,460 INFO L225 Difference]: With dead ends: 696 [2021-01-07 05:46:24,460 INFO L226 Difference]: Without dead ends: 696 [2021-01-07 05:46:24,461 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:24,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 696 states. [2021-01-07 05:46:24,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 696 to 669. [2021-01-07 05:46:24,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 669 states. [2021-01-07 05:46:24,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 669 states and 916 transitions. [2021-01-07 05:46:24,481 INFO L78 Accepts]: Start accepts. Automaton has 669 states and 916 transitions. Word has length 10 [2021-01-07 05:46:24,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:24,481 INFO L481 AbstractCegarLoop]: Abstraction has 669 states and 916 transitions. [2021-01-07 05:46:24,481 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 05:46:24,481 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 916 transitions. [2021-01-07 05:46:24,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-01-07 05:46:24,482 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:24,482 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:24,482 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-07 05:46:24,483 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:24,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:24,484 INFO L82 PathProgramCache]: Analyzing trace with hash 1720754749, now seen corresponding path program 1 times [2021-01-07 05:46:24,484 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:24,484 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794962406] [2021-01-07 05:46:24,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:24,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:24,540 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794962406] [2021-01-07 05:46:24,540 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:24,540 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-07 05:46:24,540 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271425654] [2021-01-07 05:46:24,541 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 05:46:24,541 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:24,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 05:46:24,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:24,542 INFO L87 Difference]: Start difference. First operand 669 states and 916 transitions. Second operand 3 states. [2021-01-07 05:46:24,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:24,561 INFO L93 Difference]: Finished difference Result 668 states and 915 transitions. [2021-01-07 05:46:24,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 05:46:24,562 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2021-01-07 05:46:24,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:24,567 INFO L225 Difference]: With dead ends: 668 [2021-01-07 05:46:24,568 INFO L226 Difference]: Without dead ends: 663 [2021-01-07 05:46:24,568 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:24,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 663 states. [2021-01-07 05:46:24,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 663 to 663. [2021-01-07 05:46:24,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 663 states. [2021-01-07 05:46:24,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 901 transitions. [2021-01-07 05:46:24,585 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 901 transitions. Word has length 12 [2021-01-07 05:46:24,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:24,585 INFO L481 AbstractCegarLoop]: Abstraction has 663 states and 901 transitions. [2021-01-07 05:46:24,586 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 05:46:24,586 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 901 transitions. [2021-01-07 05:46:24,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-01-07 05:46:24,587 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:24,587 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:24,587 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-07 05:46:24,588 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:24,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:24,589 INFO L82 PathProgramCache]: Analyzing trace with hash -1535696421, now seen corresponding path program 1 times [2021-01-07 05:46:24,589 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:24,589 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963196970] [2021-01-07 05:46:24,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:24,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:24,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:24,669 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963196970] [2021-01-07 05:46:24,670 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:24,670 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 05:46:24,673 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302053904] [2021-01-07 05:46:24,673 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 05:46:24,673 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:24,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 05:46:24,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:24,679 INFO L87 Difference]: Start difference. First operand 663 states and 901 transitions. Second operand 3 states. [2021-01-07 05:46:24,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:24,725 INFO L93 Difference]: Finished difference Result 732 states and 987 transitions. [2021-01-07 05:46:24,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 05:46:24,727 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2021-01-07 05:46:24,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:24,736 INFO L225 Difference]: With dead ends: 732 [2021-01-07 05:46:24,737 INFO L226 Difference]: Without dead ends: 732 [2021-01-07 05:46:24,737 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:24,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2021-01-07 05:46:24,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 677. [2021-01-07 05:46:24,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 677 states. [2021-01-07 05:46:24,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 677 states and 929 transitions. [2021-01-07 05:46:24,761 INFO L78 Accepts]: Start accepts. Automaton has 677 states and 929 transitions. Word has length 16 [2021-01-07 05:46:24,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:24,762 INFO L481 AbstractCegarLoop]: Abstraction has 677 states and 929 transitions. [2021-01-07 05:46:24,762 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 05:46:24,762 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 929 transitions. [2021-01-07 05:46:24,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-01-07 05:46:24,764 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:24,764 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:24,764 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-07 05:46:24,766 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:24,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:24,767 INFO L82 PathProgramCache]: Analyzing trace with hash 107438083, now seen corresponding path program 1 times [2021-01-07 05:46:24,768 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:24,768 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533982726] [2021-01-07 05:46:24,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:24,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:24,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:24,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533982726] [2021-01-07 05:46:24,811 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:24,812 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 05:46:24,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563116817] [2021-01-07 05:46:24,812 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 05:46:24,812 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:24,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 05:46:24,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:24,813 INFO L87 Difference]: Start difference. First operand 677 states and 929 transitions. Second operand 3 states. [2021-01-07 05:46:25,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:25,026 INFO L93 Difference]: Finished difference Result 700 states and 958 transitions. [2021-01-07 05:46:25,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 05:46:25,026 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-01-07 05:46:25,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:25,031 INFO L225 Difference]: With dead ends: 700 [2021-01-07 05:46:25,031 INFO L226 Difference]: Without dead ends: 700 [2021-01-07 05:46:25,032 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:25,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 700 states. [2021-01-07 05:46:25,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 700 to 700. [2021-01-07 05:46:25,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 700 states. [2021-01-07 05:46:25,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 700 states and 958 transitions. [2021-01-07 05:46:25,051 INFO L78 Accepts]: Start accepts. Automaton has 700 states and 958 transitions. Word has length 19 [2021-01-07 05:46:25,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:25,051 INFO L481 AbstractCegarLoop]: Abstraction has 700 states and 958 transitions. [2021-01-07 05:46:25,051 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 05:46:25,051 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 958 transitions. [2021-01-07 05:46:25,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-01-07 05:46:25,053 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:25,053 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:25,053 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-07 05:46:25,054 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:25,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:25,055 INFO L82 PathProgramCache]: Analyzing trace with hash 98463890, now seen corresponding path program 1 times [2021-01-07 05:46:25,055 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:25,055 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278767184] [2021-01-07 05:46:25,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:25,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:25,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:25,110 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278767184] [2021-01-07 05:46:25,110 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:25,110 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 05:46:25,110 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583473831] [2021-01-07 05:46:25,111 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 05:46:25,111 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:25,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 05:46:25,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:25,112 INFO L87 Difference]: Start difference. First operand 700 states and 958 transitions. Second operand 3 states. [2021-01-07 05:46:25,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:25,164 INFO L93 Difference]: Finished difference Result 843 states and 1148 transitions. [2021-01-07 05:46:25,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 05:46:25,164 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-01-07 05:46:25,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:25,170 INFO L225 Difference]: With dead ends: 843 [2021-01-07 05:46:25,170 INFO L226 Difference]: Without dead ends: 843 [2021-01-07 05:46:25,171 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:25,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 843 states. [2021-01-07 05:46:25,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 843 to 682. [2021-01-07 05:46:25,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 682 states. [2021-01-07 05:46:25,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 682 states and 934 transitions. [2021-01-07 05:46:25,189 INFO L78 Accepts]: Start accepts. Automaton has 682 states and 934 transitions. Word has length 19 [2021-01-07 05:46:25,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:25,189 INFO L481 AbstractCegarLoop]: Abstraction has 682 states and 934 transitions. [2021-01-07 05:46:25,189 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 05:46:25,189 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 934 transitions. [2021-01-07 05:46:25,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-01-07 05:46:25,191 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:25,191 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:25,191 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-07 05:46:25,192 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:25,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:25,192 INFO L82 PathProgramCache]: Analyzing trace with hash -946930085, now seen corresponding path program 1 times [2021-01-07 05:46:25,192 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:25,193 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083023960] [2021-01-07 05:46:25,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:25,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:25,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:25,269 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083023960] [2021-01-07 05:46:25,269 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:25,270 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:46:25,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776334174] [2021-01-07 05:46:25,270 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 05:46:25,270 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:25,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 05:46:25,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:46:25,271 INFO L87 Difference]: Start difference. First operand 682 states and 934 transitions. Second operand 4 states. [2021-01-07 05:46:25,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:25,541 INFO L93 Difference]: Finished difference Result 682 states and 933 transitions. [2021-01-07 05:46:25,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 05:46:25,542 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2021-01-07 05:46:25,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:25,546 INFO L225 Difference]: With dead ends: 682 [2021-01-07 05:46:25,546 INFO L226 Difference]: Without dead ends: 682 [2021-01-07 05:46:25,547 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:25,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 682 states. [2021-01-07 05:46:25,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 682 to 682. [2021-01-07 05:46:25,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 682 states. [2021-01-07 05:46:25,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 682 states and 933 transitions. [2021-01-07 05:46:25,564 INFO L78 Accepts]: Start accepts. Automaton has 682 states and 933 transitions. Word has length 20 [2021-01-07 05:46:25,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:25,564 INFO L481 AbstractCegarLoop]: Abstraction has 682 states and 933 transitions. [2021-01-07 05:46:25,564 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 05:46:25,564 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 933 transitions. [2021-01-07 05:46:25,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-01-07 05:46:25,565 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:25,565 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:25,566 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-07 05:46:25,566 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:25,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:25,567 INFO L82 PathProgramCache]: Analyzing trace with hash 180670674, now seen corresponding path program 1 times [2021-01-07 05:46:25,567 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:25,567 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576107681] [2021-01-07 05:46:25,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:25,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:25,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:25,633 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576107681] [2021-01-07 05:46:25,633 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:25,633 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:46:25,634 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160951633] [2021-01-07 05:46:25,634 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 05:46:25,634 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:25,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 05:46:25,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:46:25,635 INFO L87 Difference]: Start difference. First operand 682 states and 933 transitions. Second operand 4 states. [2021-01-07 05:46:25,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:25,892 INFO L93 Difference]: Finished difference Result 682 states and 932 transitions. [2021-01-07 05:46:25,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 05:46:25,892 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 21 [2021-01-07 05:46:25,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:25,896 INFO L225 Difference]: With dead ends: 682 [2021-01-07 05:46:25,896 INFO L226 Difference]: Without dead ends: 682 [2021-01-07 05:46:25,897 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:25,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 682 states. [2021-01-07 05:46:25,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 682 to 682. [2021-01-07 05:46:25,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 682 states. [2021-01-07 05:46:25,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 682 states and 932 transitions. [2021-01-07 05:46:25,930 INFO L78 Accepts]: Start accepts. Automaton has 682 states and 932 transitions. Word has length 21 [2021-01-07 05:46:25,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:25,930 INFO L481 AbstractCegarLoop]: Abstraction has 682 states and 932 transitions. [2021-01-07 05:46:25,930 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 05:46:25,930 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 932 transitions. [2021-01-07 05:46:25,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-01-07 05:46:25,931 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:25,931 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:25,931 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-07 05:46:25,932 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:25,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:25,932 INFO L82 PathProgramCache]: Analyzing trace with hash 945560178, now seen corresponding path program 1 times [2021-01-07 05:46:25,933 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:25,933 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010839591] [2021-01-07 05:46:25,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:25,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:25,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:25,971 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010839591] [2021-01-07 05:46:25,972 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:25,972 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:46:25,972 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57333649] [2021-01-07 05:46:25,972 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 05:46:25,973 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:25,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 05:46:25,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:46:25,973 INFO L87 Difference]: Start difference. First operand 682 states and 932 transitions. Second operand 4 states. [2021-01-07 05:46:26,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:26,015 INFO L93 Difference]: Finished difference Result 692 states and 941 transitions. [2021-01-07 05:46:26,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 05:46:26,016 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2021-01-07 05:46:26,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:26,020 INFO L225 Difference]: With dead ends: 692 [2021-01-07 05:46:26,020 INFO L226 Difference]: Without dead ends: 674 [2021-01-07 05:46:26,020 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:26,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 674 states. [2021-01-07 05:46:26,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 674 to 674. [2021-01-07 05:46:26,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 674 states. [2021-01-07 05:46:26,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 674 states and 922 transitions. [2021-01-07 05:46:26,036 INFO L78 Accepts]: Start accepts. Automaton has 674 states and 922 transitions. Word has length 22 [2021-01-07 05:46:26,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:26,036 INFO L481 AbstractCegarLoop]: Abstraction has 674 states and 922 transitions. [2021-01-07 05:46:26,036 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 05:46:26,036 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 922 transitions. [2021-01-07 05:46:26,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-01-07 05:46:26,037 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:26,037 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:26,037 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-01-07 05:46:26,038 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:26,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:26,039 INFO L82 PathProgramCache]: Analyzing trace with hash 2136813194, now seen corresponding path program 1 times [2021-01-07 05:46:26,039 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:26,039 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638515195] [2021-01-07 05:46:26,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:26,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:26,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:26,082 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638515195] [2021-01-07 05:46:26,082 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:26,082 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 05:46:26,082 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669158538] [2021-01-07 05:46:26,083 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 05:46:26,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:26,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 05:46:26,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:26,084 INFO L87 Difference]: Start difference. First operand 674 states and 922 transitions. Second operand 3 states. [2021-01-07 05:46:26,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:26,272 INFO L93 Difference]: Finished difference Result 658 states and 905 transitions. [2021-01-07 05:46:26,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 05:46:26,273 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 23 [2021-01-07 05:46:26,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:26,277 INFO L225 Difference]: With dead ends: 658 [2021-01-07 05:46:26,278 INFO L226 Difference]: Without dead ends: 658 [2021-01-07 05:46:26,278 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:26,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 658 states. [2021-01-07 05:46:26,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 658 to 658. [2021-01-07 05:46:26,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 658 states. [2021-01-07 05:46:26,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 658 states and 905 transitions. [2021-01-07 05:46:26,293 INFO L78 Accepts]: Start accepts. Automaton has 658 states and 905 transitions. Word has length 23 [2021-01-07 05:46:26,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:26,294 INFO L481 AbstractCegarLoop]: Abstraction has 658 states and 905 transitions. [2021-01-07 05:46:26,294 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 05:46:26,294 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 905 transitions. [2021-01-07 05:46:26,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-01-07 05:46:26,295 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:26,295 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:26,295 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-01-07 05:46:26,295 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:26,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:26,296 INFO L82 PathProgramCache]: Analyzing trace with hash -1371761021, now seen corresponding path program 1 times [2021-01-07 05:46:26,296 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:26,297 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068506100] [2021-01-07 05:46:26,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:26,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:26,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:26,367 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068506100] [2021-01-07 05:46:26,367 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:26,367 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:46:26,367 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132920690] [2021-01-07 05:46:26,368 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 05:46:26,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:26,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 05:46:26,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:46:26,370 INFO L87 Difference]: Start difference. First operand 658 states and 905 transitions. Second operand 4 states. [2021-01-07 05:46:26,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:26,416 INFO L93 Difference]: Finished difference Result 731 states and 982 transitions. [2021-01-07 05:46:26,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-07 05:46:26,418 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 25 [2021-01-07 05:46:26,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:26,423 INFO L225 Difference]: With dead ends: 731 [2021-01-07 05:46:26,423 INFO L226 Difference]: Without dead ends: 731 [2021-01-07 05:46:26,423 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:26,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 731 states. [2021-01-07 05:46:26,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 731 to 660. [2021-01-07 05:46:26,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 660 states. [2021-01-07 05:46:26,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 660 states and 907 transitions. [2021-01-07 05:46:26,439 INFO L78 Accepts]: Start accepts. Automaton has 660 states and 907 transitions. Word has length 25 [2021-01-07 05:46:26,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:26,440 INFO L481 AbstractCegarLoop]: Abstraction has 660 states and 907 transitions. [2021-01-07 05:46:26,440 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 05:46:26,441 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 907 transitions. [2021-01-07 05:46:26,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-01-07 05:46:26,444 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:26,444 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:26,444 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-01-07 05:46:26,445 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:26,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:26,445 INFO L82 PathProgramCache]: Analyzing trace with hash 458221239, now seen corresponding path program 1 times [2021-01-07 05:46:26,446 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:26,446 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672582356] [2021-01-07 05:46:26,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:26,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:26,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:26,508 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672582356] [2021-01-07 05:46:26,509 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:26,509 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:46:26,509 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584050954] [2021-01-07 05:46:26,509 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 05:46:26,509 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:26,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 05:46:26,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:46:26,510 INFO L87 Difference]: Start difference. First operand 660 states and 907 transitions. Second operand 4 states. [2021-01-07 05:46:26,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:26,551 INFO L93 Difference]: Finished difference Result 671 states and 917 transitions. [2021-01-07 05:46:26,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 05:46:26,552 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2021-01-07 05:46:26,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:26,555 INFO L225 Difference]: With dead ends: 671 [2021-01-07 05:46:26,555 INFO L226 Difference]: Without dead ends: 658 [2021-01-07 05:46:26,556 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:26,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 658 states. [2021-01-07 05:46:26,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 658 to 658. [2021-01-07 05:46:26,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 658 states. [2021-01-07 05:46:26,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 658 states and 904 transitions. [2021-01-07 05:46:26,570 INFO L78 Accepts]: Start accepts. Automaton has 658 states and 904 transitions. Word has length 26 [2021-01-07 05:46:26,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:26,571 INFO L481 AbstractCegarLoop]: Abstraction has 658 states and 904 transitions. [2021-01-07 05:46:26,571 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 05:46:26,571 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 904 transitions. [2021-01-07 05:46:26,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-01-07 05:46:26,572 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:26,572 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:26,572 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-01-07 05:46:26,572 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:26,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:26,574 INFO L82 PathProgramCache]: Analyzing trace with hash 2044140679, now seen corresponding path program 1 times [2021-01-07 05:46:26,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:26,575 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892920688] [2021-01-07 05:46:26,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:26,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:26,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:26,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892920688] [2021-01-07 05:46:26,641 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:26,641 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:46:26,641 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970558977] [2021-01-07 05:46:26,641 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 05:46:26,642 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:26,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 05:46:26,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:46:26,643 INFO L87 Difference]: Start difference. First operand 658 states and 904 transitions. Second operand 4 states. [2021-01-07 05:46:26,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:26,698 INFO L93 Difference]: Finished difference Result 675 states and 920 transitions. [2021-01-07 05:46:26,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 05:46:26,698 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 27 [2021-01-07 05:46:26,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:26,703 INFO L225 Difference]: With dead ends: 675 [2021-01-07 05:46:26,704 INFO L226 Difference]: Without dead ends: 675 [2021-01-07 05:46:26,709 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:26,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 675 states. [2021-01-07 05:46:26,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 675 to 660. [2021-01-07 05:46:26,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 660 states. [2021-01-07 05:46:26,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 660 states and 906 transitions. [2021-01-07 05:46:26,724 INFO L78 Accepts]: Start accepts. Automaton has 660 states and 906 transitions. Word has length 27 [2021-01-07 05:46:26,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:26,724 INFO L481 AbstractCegarLoop]: Abstraction has 660 states and 906 transitions. [2021-01-07 05:46:26,724 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 05:46:26,724 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 906 transitions. [2021-01-07 05:46:26,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-01-07 05:46:26,725 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:26,725 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:26,725 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-01-07 05:46:26,726 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:26,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:26,726 INFO L82 PathProgramCache]: Analyzing trace with hash -610986493, now seen corresponding path program 1 times [2021-01-07 05:46:26,727 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:26,727 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720727110] [2021-01-07 05:46:26,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:26,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:26,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:26,764 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720727110] [2021-01-07 05:46:26,765 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:26,765 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 05:46:26,765 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977313731] [2021-01-07 05:46:26,765 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 05:46:26,765 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:26,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 05:46:26,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:26,766 INFO L87 Difference]: Start difference. First operand 660 states and 906 transitions. Second operand 3 states. [2021-01-07 05:46:26,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:26,792 INFO L93 Difference]: Finished difference Result 676 states and 916 transitions. [2021-01-07 05:46:26,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 05:46:26,793 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2021-01-07 05:46:26,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:26,796 INFO L225 Difference]: With dead ends: 676 [2021-01-07 05:46:26,796 INFO L226 Difference]: Without dead ends: 639 [2021-01-07 05:46:26,796 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:26,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 639 states. [2021-01-07 05:46:26,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 639 to 635. [2021-01-07 05:46:26,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 635 states. [2021-01-07 05:46:26,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 635 states and 869 transitions. [2021-01-07 05:46:26,810 INFO L78 Accepts]: Start accepts. Automaton has 635 states and 869 transitions. Word has length 27 [2021-01-07 05:46:26,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:26,810 INFO L481 AbstractCegarLoop]: Abstraction has 635 states and 869 transitions. [2021-01-07 05:46:26,810 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 05:46:26,810 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 869 transitions. [2021-01-07 05:46:26,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-01-07 05:46:26,811 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:26,811 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:26,811 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-01-07 05:46:26,812 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:26,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:26,812 INFO L82 PathProgramCache]: Analyzing trace with hash -1636712997, now seen corresponding path program 1 times [2021-01-07 05:46:26,812 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:26,812 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825938778] [2021-01-07 05:46:26,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:26,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:26,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:26,869 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825938778] [2021-01-07 05:46:26,869 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:26,869 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:46:26,869 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288508486] [2021-01-07 05:46:26,870 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 05:46:26,870 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:26,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 05:46:26,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:46:26,871 INFO L87 Difference]: Start difference. First operand 635 states and 869 transitions. Second operand 4 states. [2021-01-07 05:46:26,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:26,927 INFO L93 Difference]: Finished difference Result 652 states and 885 transitions. [2021-01-07 05:46:26,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 05:46:26,928 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2021-01-07 05:46:26,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:26,932 INFO L225 Difference]: With dead ends: 652 [2021-01-07 05:46:26,932 INFO L226 Difference]: Without dead ends: 652 [2021-01-07 05:46:26,932 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:26,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 652 states. [2021-01-07 05:46:26,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 652 to 635. [2021-01-07 05:46:26,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 635 states. [2021-01-07 05:46:26,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 635 states and 869 transitions. [2021-01-07 05:46:26,948 INFO L78 Accepts]: Start accepts. Automaton has 635 states and 869 transitions. Word has length 28 [2021-01-07 05:46:26,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:26,949 INFO L481 AbstractCegarLoop]: Abstraction has 635 states and 869 transitions. [2021-01-07 05:46:26,949 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 05:46:26,949 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 869 transitions. [2021-01-07 05:46:26,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-01-07 05:46:26,950 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:26,950 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:26,950 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-01-07 05:46:26,951 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:26,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:26,951 INFO L82 PathProgramCache]: Analyzing trace with hash 830792837, now seen corresponding path program 1 times [2021-01-07 05:46:26,952 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:26,952 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022383930] [2021-01-07 05:46:26,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:26,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:26,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:26,987 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022383930] [2021-01-07 05:46:26,987 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:26,988 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 05:46:26,988 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847866642] [2021-01-07 05:46:26,988 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 05:46:26,988 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:26,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 05:46:26,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:26,989 INFO L87 Difference]: Start difference. First operand 635 states and 869 transitions. Second operand 3 states. [2021-01-07 05:46:27,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:27,207 INFO L93 Difference]: Finished difference Result 806 states and 1098 transitions. [2021-01-07 05:46:27,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 05:46:27,208 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2021-01-07 05:46:27,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:27,213 INFO L225 Difference]: With dead ends: 806 [2021-01-07 05:46:27,213 INFO L226 Difference]: Without dead ends: 806 [2021-01-07 05:46:27,214 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:27,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 806 states. [2021-01-07 05:46:27,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 806 to 653. [2021-01-07 05:46:27,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 653 states. [2021-01-07 05:46:27,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 653 states and 896 transitions. [2021-01-07 05:46:27,232 INFO L78 Accepts]: Start accepts. Automaton has 653 states and 896 transitions. Word has length 28 [2021-01-07 05:46:27,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:27,233 INFO L481 AbstractCegarLoop]: Abstraction has 653 states and 896 transitions. [2021-01-07 05:46:27,233 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 05:46:27,233 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 896 transitions. [2021-01-07 05:46:27,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-01-07 05:46:27,234 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:27,234 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:27,234 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-01-07 05:46:27,235 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:27,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:27,235 INFO L82 PathProgramCache]: Analyzing trace with hash 1706821771, now seen corresponding path program 1 times [2021-01-07 05:46:27,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:27,236 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266821679] [2021-01-07 05:46:27,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:27,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:27,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:27,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266821679] [2021-01-07 05:46:27,277 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:27,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:46:27,278 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654209376] [2021-01-07 05:46:27,278 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 05:46:27,278 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:27,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 05:46:27,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:46:27,279 INFO L87 Difference]: Start difference. First operand 653 states and 896 transitions. Second operand 4 states. [2021-01-07 05:46:27,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:27,320 INFO L93 Difference]: Finished difference Result 664 states and 906 transitions. [2021-01-07 05:46:27,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 05:46:27,321 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2021-01-07 05:46:27,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:27,324 INFO L225 Difference]: With dead ends: 664 [2021-01-07 05:46:27,325 INFO L226 Difference]: Without dead ends: 651 [2021-01-07 05:46:27,325 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:27,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 651 states. [2021-01-07 05:46:27,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 651 to 651. [2021-01-07 05:46:27,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 651 states. [2021-01-07 05:46:27,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 651 states and 893 transitions. [2021-01-07 05:46:27,340 INFO L78 Accepts]: Start accepts. Automaton has 651 states and 893 transitions. Word has length 28 [2021-01-07 05:46:27,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:27,341 INFO L481 AbstractCegarLoop]: Abstraction has 651 states and 893 transitions. [2021-01-07 05:46:27,341 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 05:46:27,341 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 893 transitions. [2021-01-07 05:46:27,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-01-07 05:46:27,342 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:27,342 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:27,342 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-01-07 05:46:27,342 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:27,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:27,343 INFO L82 PathProgramCache]: Analyzing trace with hash -22883762, now seen corresponding path program 1 times [2021-01-07 05:46:27,343 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:27,343 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014853984] [2021-01-07 05:46:27,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:27,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:27,417 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014853984] [2021-01-07 05:46:27,417 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:27,417 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:46:27,417 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831549641] [2021-01-07 05:46:27,418 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 05:46:27,418 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:27,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 05:46:27,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:46:27,419 INFO L87 Difference]: Start difference. First operand 651 states and 893 transitions. Second operand 4 states. [2021-01-07 05:46:27,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:27,720 INFO L93 Difference]: Finished difference Result 685 states and 914 transitions. [2021-01-07 05:46:27,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 05:46:27,721 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 29 [2021-01-07 05:46:27,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:27,724 INFO L225 Difference]: With dead ends: 685 [2021-01-07 05:46:27,724 INFO L226 Difference]: Without dead ends: 685 [2021-01-07 05:46:27,725 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:27,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 685 states. [2021-01-07 05:46:27,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 685 to 634. [2021-01-07 05:46:27,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 634 states. [2021-01-07 05:46:27,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 634 states and 857 transitions. [2021-01-07 05:46:27,739 INFO L78 Accepts]: Start accepts. Automaton has 634 states and 857 transitions. Word has length 29 [2021-01-07 05:46:27,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:27,739 INFO L481 AbstractCegarLoop]: Abstraction has 634 states and 857 transitions. [2021-01-07 05:46:27,740 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 05:46:27,740 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 857 transitions. [2021-01-07 05:46:27,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-01-07 05:46:27,741 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:27,741 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:27,741 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-01-07 05:46:27,741 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:27,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:27,742 INFO L82 PathProgramCache]: Analyzing trace with hash -879197601, now seen corresponding path program 1 times [2021-01-07 05:46:27,742 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:27,742 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658717985] [2021-01-07 05:46:27,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:27,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:27,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:27,790 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658717985] [2021-01-07 05:46:27,790 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:27,790 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-07 05:46:27,790 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414546617] [2021-01-07 05:46:27,790 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 05:46:27,791 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:27,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 05:46:27,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:27,791 INFO L87 Difference]: Start difference. First operand 634 states and 857 transitions. Second operand 5 states. [2021-01-07 05:46:27,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:27,874 INFO L93 Difference]: Finished difference Result 649 states and 871 transitions. [2021-01-07 05:46:27,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-07 05:46:27,875 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2021-01-07 05:46:27,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:27,879 INFO L225 Difference]: With dead ends: 649 [2021-01-07 05:46:27,879 INFO L226 Difference]: Without dead ends: 634 [2021-01-07 05:46:27,879 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-07 05:46:27,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 634 states. [2021-01-07 05:46:27,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 634 to 634. [2021-01-07 05:46:27,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 634 states. [2021-01-07 05:46:27,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 634 states and 845 transitions. [2021-01-07 05:46:27,893 INFO L78 Accepts]: Start accepts. Automaton has 634 states and 845 transitions. Word has length 31 [2021-01-07 05:46:27,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:27,894 INFO L481 AbstractCegarLoop]: Abstraction has 634 states and 845 transitions. [2021-01-07 05:46:27,894 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 05:46:27,894 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 845 transitions. [2021-01-07 05:46:27,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-01-07 05:46:27,895 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:27,895 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:27,895 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-01-07 05:46:27,896 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:27,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:27,896 INFO L82 PathProgramCache]: Analyzing trace with hash 932056973, now seen corresponding path program 1 times [2021-01-07 05:46:27,896 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:27,896 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536991647] [2021-01-07 05:46:27,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:27,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:27,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:27,951 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536991647] [2021-01-07 05:46:27,951 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:27,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:46:27,951 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789181369] [2021-01-07 05:46:27,952 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 05:46:27,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:27,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 05:46:27,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:46:27,953 INFO L87 Difference]: Start difference. First operand 634 states and 845 transitions. Second operand 4 states. [2021-01-07 05:46:28,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:28,203 INFO L93 Difference]: Finished difference Result 636 states and 837 transitions. [2021-01-07 05:46:28,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 05:46:28,204 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2021-01-07 05:46:28,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:28,207 INFO L225 Difference]: With dead ends: 636 [2021-01-07 05:46:28,207 INFO L226 Difference]: Without dead ends: 636 [2021-01-07 05:46:28,208 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:28,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 636 states. [2021-01-07 05:46:28,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 636 to 634. [2021-01-07 05:46:28,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 634 states. [2021-01-07 05:46:28,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 634 states and 836 transitions. [2021-01-07 05:46:28,220 INFO L78 Accepts]: Start accepts. Automaton has 634 states and 836 transitions. Word has length 31 [2021-01-07 05:46:28,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:28,221 INFO L481 AbstractCegarLoop]: Abstraction has 634 states and 836 transitions. [2021-01-07 05:46:28,221 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 05:46:28,221 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 836 transitions. [2021-01-07 05:46:28,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-01-07 05:46:28,222 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:28,222 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:28,222 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-01-07 05:46:28,223 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:28,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:28,223 INFO L82 PathProgramCache]: Analyzing trace with hash 1700782205, now seen corresponding path program 1 times [2021-01-07 05:46:28,223 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:28,223 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013596304] [2021-01-07 05:46:28,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:28,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:28,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:28,260 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013596304] [2021-01-07 05:46:28,260 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:28,260 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 05:46:28,261 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980520975] [2021-01-07 05:46:28,261 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 05:46:28,261 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:28,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 05:46:28,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:28,262 INFO L87 Difference]: Start difference. First operand 634 states and 836 transitions. Second operand 3 states. [2021-01-07 05:46:28,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:28,416 INFO L93 Difference]: Finished difference Result 636 states and 839 transitions. [2021-01-07 05:46:28,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 05:46:28,417 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 31 [2021-01-07 05:46:28,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:28,420 INFO L225 Difference]: With dead ends: 636 [2021-01-07 05:46:28,420 INFO L226 Difference]: Without dead ends: 636 [2021-01-07 05:46:28,420 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:28,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 636 states. [2021-01-07 05:46:28,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 636 to 636. [2021-01-07 05:46:28,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 636 states. [2021-01-07 05:46:28,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 636 states and 839 transitions. [2021-01-07 05:46:28,433 INFO L78 Accepts]: Start accepts. Automaton has 636 states and 839 transitions. Word has length 31 [2021-01-07 05:46:28,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:28,433 INFO L481 AbstractCegarLoop]: Abstraction has 636 states and 839 transitions. [2021-01-07 05:46:28,433 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 05:46:28,433 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 839 transitions. [2021-01-07 05:46:28,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-01-07 05:46:28,434 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:28,434 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:28,434 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-01-07 05:46:28,435 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:28,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:28,435 INFO L82 PathProgramCache]: Analyzing trace with hash -191211085, now seen corresponding path program 1 times [2021-01-07 05:46:28,436 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:28,436 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848981612] [2021-01-07 05:46:28,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:28,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:28,486 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848981612] [2021-01-07 05:46:28,486 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:28,486 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-07 05:46:28,486 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829226922] [2021-01-07 05:46:28,487 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-07 05:46:28,487 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:28,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-07 05:46:28,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-07 05:46:28,488 INFO L87 Difference]: Start difference. First operand 636 states and 839 transitions. Second operand 6 states. [2021-01-07 05:46:28,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:28,586 INFO L93 Difference]: Finished difference Result 669 states and 872 transitions. [2021-01-07 05:46:28,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-07 05:46:28,587 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 32 [2021-01-07 05:46:28,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:28,591 INFO L225 Difference]: With dead ends: 669 [2021-01-07 05:46:28,591 INFO L226 Difference]: Without dead ends: 644 [2021-01-07 05:46:28,591 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-01-07 05:46:28,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 644 states. [2021-01-07 05:46:28,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 644 to 624. [2021-01-07 05:46:28,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 624 states. [2021-01-07 05:46:28,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 624 states and 821 transitions. [2021-01-07 05:46:28,604 INFO L78 Accepts]: Start accepts. Automaton has 624 states and 821 transitions. Word has length 32 [2021-01-07 05:46:28,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:28,604 INFO L481 AbstractCegarLoop]: Abstraction has 624 states and 821 transitions. [2021-01-07 05:46:28,604 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-07 05:46:28,605 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 821 transitions. [2021-01-07 05:46:28,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-01-07 05:46:28,605 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:28,606 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:28,606 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-01-07 05:46:28,606 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:28,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:28,607 INFO L82 PathProgramCache]: Analyzing trace with hash -311870270, now seen corresponding path program 1 times [2021-01-07 05:46:28,607 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:28,607 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914318837] [2021-01-07 05:46:28,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:28,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:28,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:28,667 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914318837] [2021-01-07 05:46:28,667 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:28,667 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-07 05:46:28,667 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108791938] [2021-01-07 05:46:28,668 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-07 05:46:28,668 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:28,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-07 05:46:28,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-07 05:46:28,669 INFO L87 Difference]: Start difference. First operand 624 states and 821 transitions. Second operand 6 states. [2021-01-07 05:46:28,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:28,733 INFO L93 Difference]: Finished difference Result 634 states and 830 transitions. [2021-01-07 05:46:28,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-07 05:46:28,733 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 32 [2021-01-07 05:46:28,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:28,736 INFO L225 Difference]: With dead ends: 634 [2021-01-07 05:46:28,736 INFO L226 Difference]: Without dead ends: 615 [2021-01-07 05:46:28,737 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-01-07 05:46:28,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615 states. [2021-01-07 05:46:28,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615 to 615. [2021-01-07 05:46:28,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 615 states. [2021-01-07 05:46:28,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 615 states and 809 transitions. [2021-01-07 05:46:28,748 INFO L78 Accepts]: Start accepts. Automaton has 615 states and 809 transitions. Word has length 32 [2021-01-07 05:46:28,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:28,749 INFO L481 AbstractCegarLoop]: Abstraction has 615 states and 809 transitions. [2021-01-07 05:46:28,749 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-07 05:46:28,749 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 809 transitions. [2021-01-07 05:46:28,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-01-07 05:46:28,750 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:28,750 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:28,750 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-01-07 05:46:28,750 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:28,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:28,751 INFO L82 PathProgramCache]: Analyzing trace with hash -909472821, now seen corresponding path program 1 times [2021-01-07 05:46:28,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:28,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689425695] [2021-01-07 05:46:28,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:28,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:28,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:28,786 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689425695] [2021-01-07 05:46:28,786 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:28,786 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 05:46:28,786 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332264032] [2021-01-07 05:46:28,787 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 05:46:28,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:28,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 05:46:28,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:28,791 INFO L87 Difference]: Start difference. First operand 615 states and 809 transitions. Second operand 3 states. [2021-01-07 05:46:28,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:28,821 INFO L93 Difference]: Finished difference Result 591 states and 767 transitions. [2021-01-07 05:46:28,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 05:46:28,821 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2021-01-07 05:46:28,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:28,824 INFO L225 Difference]: With dead ends: 591 [2021-01-07 05:46:28,824 INFO L226 Difference]: Without dead ends: 591 [2021-01-07 05:46:28,825 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:28,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2021-01-07 05:46:28,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 575. [2021-01-07 05:46:28,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 575 states. [2021-01-07 05:46:28,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 575 states and 751 transitions. [2021-01-07 05:46:28,836 INFO L78 Accepts]: Start accepts. Automaton has 575 states and 751 transitions. Word has length 32 [2021-01-07 05:46:28,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:28,836 INFO L481 AbstractCegarLoop]: Abstraction has 575 states and 751 transitions. [2021-01-07 05:46:28,836 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 05:46:28,836 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 751 transitions. [2021-01-07 05:46:28,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-01-07 05:46:28,837 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:28,837 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:28,837 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-01-07 05:46:28,844 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:28,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:28,845 INFO L82 PathProgramCache]: Analyzing trace with hash -353842307, now seen corresponding path program 1 times [2021-01-07 05:46:28,845 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:28,845 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109757392] [2021-01-07 05:46:28,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:28,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:28,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:28,911 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109757392] [2021-01-07 05:46:28,911 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:28,911 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-07 05:46:28,912 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302273480] [2021-01-07 05:46:28,912 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 05:46:28,912 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:28,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 05:46:28,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:28,913 INFO L87 Difference]: Start difference. First operand 575 states and 751 transitions. Second operand 5 states. [2021-01-07 05:46:28,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:28,965 INFO L93 Difference]: Finished difference Result 595 states and 770 transitions. [2021-01-07 05:46:28,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-07 05:46:28,965 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2021-01-07 05:46:28,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:28,968 INFO L225 Difference]: With dead ends: 595 [2021-01-07 05:46:28,968 INFO L226 Difference]: Without dead ends: 592 [2021-01-07 05:46:28,969 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-07 05:46:28,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2021-01-07 05:46:28,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 575. [2021-01-07 05:46:28,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 575 states. [2021-01-07 05:46:28,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 575 states and 750 transitions. [2021-01-07 05:46:28,984 INFO L78 Accepts]: Start accepts. Automaton has 575 states and 750 transitions. Word has length 33 [2021-01-07 05:46:28,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:28,984 INFO L481 AbstractCegarLoop]: Abstraction has 575 states and 750 transitions. [2021-01-07 05:46:28,984 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 05:46:28,984 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 750 transitions. [2021-01-07 05:46:28,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-01-07 05:46:28,985 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:28,985 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:28,985 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-01-07 05:46:28,986 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:28,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:28,986 INFO L82 PathProgramCache]: Analyzing trace with hash -56726392, now seen corresponding path program 1 times [2021-01-07 05:46:28,986 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:28,987 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44329634] [2021-01-07 05:46:28,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:29,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:29,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:29,021 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44329634] [2021-01-07 05:46:29,021 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:29,021 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 05:46:29,021 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245144604] [2021-01-07 05:46:29,022 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 05:46:29,022 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:29,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 05:46:29,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:29,023 INFO L87 Difference]: Start difference. First operand 575 states and 750 transitions. Second operand 3 states. [2021-01-07 05:46:29,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:29,184 INFO L93 Difference]: Finished difference Result 682 states and 880 transitions. [2021-01-07 05:46:29,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 05:46:29,185 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2021-01-07 05:46:29,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:29,188 INFO L225 Difference]: With dead ends: 682 [2021-01-07 05:46:29,188 INFO L226 Difference]: Without dead ends: 668 [2021-01-07 05:46:29,188 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:29,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 668 states. [2021-01-07 05:46:29,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 668 to 611. [2021-01-07 05:46:29,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 611 states. [2021-01-07 05:46:29,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 611 states and 790 transitions. [2021-01-07 05:46:29,200 INFO L78 Accepts]: Start accepts. Automaton has 611 states and 790 transitions. Word has length 33 [2021-01-07 05:46:29,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:29,200 INFO L481 AbstractCegarLoop]: Abstraction has 611 states and 790 transitions. [2021-01-07 05:46:29,200 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 05:46:29,200 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 790 transitions. [2021-01-07 05:46:29,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-01-07 05:46:29,201 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:29,201 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:29,201 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-01-07 05:46:29,202 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:29,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:29,202 INFO L82 PathProgramCache]: Analyzing trace with hash 1257835912, now seen corresponding path program 1 times [2021-01-07 05:46:29,202 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:29,202 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064827263] [2021-01-07 05:46:29,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:29,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:29,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:29,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064827263] [2021-01-07 05:46:29,236 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:29,236 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 05:46:29,236 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335229120] [2021-01-07 05:46:29,237 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 05:46:29,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:29,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 05:46:29,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:29,238 INFO L87 Difference]: Start difference. First operand 611 states and 790 transitions. Second operand 3 states. [2021-01-07 05:46:29,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:29,405 INFO L93 Difference]: Finished difference Result 927 states and 1187 transitions. [2021-01-07 05:46:29,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 05:46:29,406 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2021-01-07 05:46:29,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:29,410 INFO L225 Difference]: With dead ends: 927 [2021-01-07 05:46:29,410 INFO L226 Difference]: Without dead ends: 923 [2021-01-07 05:46:29,411 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:29,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 923 states. [2021-01-07 05:46:29,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 923 to 645. [2021-01-07 05:46:29,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 645 states. [2021-01-07 05:46:29,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 645 states and 836 transitions. [2021-01-07 05:46:29,426 INFO L78 Accepts]: Start accepts. Automaton has 645 states and 836 transitions. Word has length 33 [2021-01-07 05:46:29,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:29,426 INFO L481 AbstractCegarLoop]: Abstraction has 645 states and 836 transitions. [2021-01-07 05:46:29,426 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 05:46:29,426 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 836 transitions. [2021-01-07 05:46:29,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-01-07 05:46:29,427 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:29,427 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:29,428 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-01-07 05:46:29,428 INFO L429 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:29,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:29,428 INFO L82 PathProgramCache]: Analyzing trace with hash 1516001350, now seen corresponding path program 1 times [2021-01-07 05:46:29,429 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:29,429 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715914751] [2021-01-07 05:46:29,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:29,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:29,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:29,482 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715914751] [2021-01-07 05:46:29,482 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:29,482 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:46:29,483 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062148364] [2021-01-07 05:46:29,483 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 05:46:29,483 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:29,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 05:46:29,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:46:29,484 INFO L87 Difference]: Start difference. First operand 645 states and 836 transitions. Second operand 4 states. [2021-01-07 05:46:29,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:29,637 INFO L93 Difference]: Finished difference Result 582 states and 742 transitions. [2021-01-07 05:46:29,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 05:46:29,638 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2021-01-07 05:46:29,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:29,640 INFO L225 Difference]: With dead ends: 582 [2021-01-07 05:46:29,640 INFO L226 Difference]: Without dead ends: 558 [2021-01-07 05:46:29,641 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:29,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2021-01-07 05:46:29,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 542. [2021-01-07 05:46:29,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 542 states. [2021-01-07 05:46:29,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 542 states and 697 transitions. [2021-01-07 05:46:29,651 INFO L78 Accepts]: Start accepts. Automaton has 542 states and 697 transitions. Word has length 33 [2021-01-07 05:46:29,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:29,651 INFO L481 AbstractCegarLoop]: Abstraction has 542 states and 697 transitions. [2021-01-07 05:46:29,651 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 05:46:29,651 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 697 transitions. [2021-01-07 05:46:29,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-01-07 05:46:29,652 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:29,652 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:29,653 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-01-07 05:46:29,653 INFO L429 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:29,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:29,654 INFO L82 PathProgramCache]: Analyzing trace with hash -1741061514, now seen corresponding path program 1 times [2021-01-07 05:46:29,654 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:29,654 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326806369] [2021-01-07 05:46:29,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:29,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:29,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:29,713 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326806369] [2021-01-07 05:46:29,713 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:29,713 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-07 05:46:29,713 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469677151] [2021-01-07 05:46:29,714 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-07 05:46:29,714 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:29,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-07 05:46:29,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-07 05:46:29,714 INFO L87 Difference]: Start difference. First operand 542 states and 697 transitions. Second operand 6 states. [2021-01-07 05:46:30,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:30,004 INFO L93 Difference]: Finished difference Result 806 states and 1022 transitions. [2021-01-07 05:46:30,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-07 05:46:30,004 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2021-01-07 05:46:30,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:30,008 INFO L225 Difference]: With dead ends: 806 [2021-01-07 05:46:30,008 INFO L226 Difference]: Without dead ends: 805 [2021-01-07 05:46:30,009 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-01-07 05:46:30,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 805 states. [2021-01-07 05:46:30,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 805 to 560. [2021-01-07 05:46:30,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2021-01-07 05:46:30,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 715 transitions. [2021-01-07 05:46:30,021 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 715 transitions. Word has length 34 [2021-01-07 05:46:30,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:30,022 INFO L481 AbstractCegarLoop]: Abstraction has 560 states and 715 transitions. [2021-01-07 05:46:30,022 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-07 05:46:30,022 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 715 transitions. [2021-01-07 05:46:30,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-01-07 05:46:30,023 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:30,023 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:30,023 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-01-07 05:46:30,023 INFO L429 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:30,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:30,024 INFO L82 PathProgramCache]: Analyzing trace with hash -1741049598, now seen corresponding path program 1 times [2021-01-07 05:46:30,024 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:30,024 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249658209] [2021-01-07 05:46:30,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:30,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:30,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:30,073 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249658209] [2021-01-07 05:46:30,073 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:30,073 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-07 05:46:30,073 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96391628] [2021-01-07 05:46:30,073 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-07 05:46:30,074 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:30,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-07 05:46:30,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-07 05:46:30,074 INFO L87 Difference]: Start difference. First operand 560 states and 715 transitions. Second operand 6 states. [2021-01-07 05:46:30,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:30,330 INFO L93 Difference]: Finished difference Result 592 states and 746 transitions. [2021-01-07 05:46:30,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-07 05:46:30,331 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2021-01-07 05:46:30,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:30,334 INFO L225 Difference]: With dead ends: 592 [2021-01-07 05:46:30,334 INFO L226 Difference]: Without dead ends: 571 [2021-01-07 05:46:30,335 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-01-07 05:46:30,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 571 states. [2021-01-07 05:46:30,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 571 to 545. [2021-01-07 05:46:30,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 545 states. [2021-01-07 05:46:30,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 698 transitions. [2021-01-07 05:46:30,345 INFO L78 Accepts]: Start accepts. Automaton has 545 states and 698 transitions. Word has length 34 [2021-01-07 05:46:30,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:30,345 INFO L481 AbstractCegarLoop]: Abstraction has 545 states and 698 transitions. [2021-01-07 05:46:30,345 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-07 05:46:30,346 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 698 transitions. [2021-01-07 05:46:30,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-01-07 05:46:30,346 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:30,347 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:30,347 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-01-07 05:46:30,347 INFO L429 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:30,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:30,348 INFO L82 PathProgramCache]: Analyzing trace with hash -935653763, now seen corresponding path program 1 times [2021-01-07 05:46:30,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:30,348 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332218705] [2021-01-07 05:46:30,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:30,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:30,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:30,414 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332218705] [2021-01-07 05:46:30,414 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:30,414 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:46:30,414 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107262839] [2021-01-07 05:46:30,414 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 05:46:30,415 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:30,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 05:46:30,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:46:30,415 INFO L87 Difference]: Start difference. First operand 545 states and 698 transitions. Second operand 4 states. [2021-01-07 05:46:30,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:30,575 INFO L93 Difference]: Finished difference Result 598 states and 769 transitions. [2021-01-07 05:46:30,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 05:46:30,575 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2021-01-07 05:46:30,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:30,578 INFO L225 Difference]: With dead ends: 598 [2021-01-07 05:46:30,578 INFO L226 Difference]: Without dead ends: 560 [2021-01-07 05:46:30,579 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:30,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2021-01-07 05:46:30,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 511. [2021-01-07 05:46:30,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 511 states. [2021-01-07 05:46:30,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 511 states and 658 transitions. [2021-01-07 05:46:30,588 INFO L78 Accepts]: Start accepts. Automaton has 511 states and 658 transitions. Word has length 35 [2021-01-07 05:46:30,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:30,589 INFO L481 AbstractCegarLoop]: Abstraction has 511 states and 658 transitions. [2021-01-07 05:46:30,589 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 05:46:30,589 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 658 transitions. [2021-01-07 05:46:30,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-01-07 05:46:30,590 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:30,590 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:30,590 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-01-07 05:46:30,590 INFO L429 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:30,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:30,591 INFO L82 PathProgramCache]: Analyzing trace with hash 1333490113, now seen corresponding path program 1 times [2021-01-07 05:46:30,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:30,591 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706501784] [2021-01-07 05:46:30,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:30,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:30,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:30,638 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706501784] [2021-01-07 05:46:30,638 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:30,638 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-07 05:46:30,639 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939672252] [2021-01-07 05:46:30,639 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 05:46:30,639 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:30,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 05:46:30,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:30,640 INFO L87 Difference]: Start difference. First operand 511 states and 658 transitions. Second operand 5 states. [2021-01-07 05:46:30,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:30,837 INFO L93 Difference]: Finished difference Result 998 states and 1282 transitions. [2021-01-07 05:46:30,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-07 05:46:30,838 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2021-01-07 05:46:30,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:30,843 INFO L225 Difference]: With dead ends: 998 [2021-01-07 05:46:30,843 INFO L226 Difference]: Without dead ends: 998 [2021-01-07 05:46:30,843 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-01-07 05:46:30,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 998 states. [2021-01-07 05:46:30,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 998 to 518. [2021-01-07 05:46:30,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 518 states. [2021-01-07 05:46:30,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 665 transitions. [2021-01-07 05:46:30,856 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 665 transitions. Word has length 35 [2021-01-07 05:46:30,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:30,857 INFO L481 AbstractCegarLoop]: Abstraction has 518 states and 665 transitions. [2021-01-07 05:46:30,857 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 05:46:30,857 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 665 transitions. [2021-01-07 05:46:30,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-01-07 05:46:30,858 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:30,858 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:30,858 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-01-07 05:46:30,858 INFO L429 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:30,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:30,859 INFO L82 PathProgramCache]: Analyzing trace with hash -901089383, now seen corresponding path program 1 times [2021-01-07 05:46:30,859 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:30,859 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901642851] [2021-01-07 05:46:30,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:30,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:30,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:30,897 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901642851] [2021-01-07 05:46:30,897 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:30,897 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 05:46:30,897 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950973053] [2021-01-07 05:46:30,898 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 05:46:30,898 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:30,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 05:46:30,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:30,899 INFO L87 Difference]: Start difference. First operand 518 states and 665 transitions. Second operand 3 states. [2021-01-07 05:46:30,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:30,922 INFO L93 Difference]: Finished difference Result 579 states and 738 transitions. [2021-01-07 05:46:30,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 05:46:30,923 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2021-01-07 05:46:30,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:30,925 INFO L225 Difference]: With dead ends: 579 [2021-01-07 05:46:30,926 INFO L226 Difference]: Without dead ends: 579 [2021-01-07 05:46:30,926 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:30,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 579 states. [2021-01-07 05:46:30,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 579 to 506. [2021-01-07 05:46:30,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 506 states. [2021-01-07 05:46:30,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 647 transitions. [2021-01-07 05:46:30,936 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 647 transitions. Word has length 36 [2021-01-07 05:46:30,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:30,936 INFO L481 AbstractCegarLoop]: Abstraction has 506 states and 647 transitions. [2021-01-07 05:46:30,936 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 05:46:30,936 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 647 transitions. [2021-01-07 05:46:30,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-01-07 05:46:30,937 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:30,937 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:30,937 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-01-07 05:46:30,938 INFO L429 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:30,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:30,938 INFO L82 PathProgramCache]: Analyzing trace with hash 1515814519, now seen corresponding path program 1 times [2021-01-07 05:46:30,938 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:30,939 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136946558] [2021-01-07 05:46:30,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:30,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:30,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:30,981 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136946558] [2021-01-07 05:46:30,981 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:30,981 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-07 05:46:30,981 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383428420] [2021-01-07 05:46:30,982 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 05:46:30,982 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:30,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 05:46:30,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:30,982 INFO L87 Difference]: Start difference. First operand 506 states and 647 transitions. Second operand 5 states. [2021-01-07 05:46:31,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:31,039 INFO L93 Difference]: Finished difference Result 520 states and 661 transitions. [2021-01-07 05:46:31,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-07 05:46:31,039 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2021-01-07 05:46:31,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:31,042 INFO L225 Difference]: With dead ends: 520 [2021-01-07 05:46:31,042 INFO L226 Difference]: Without dead ends: 503 [2021-01-07 05:46:31,042 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-07 05:46:31,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 503 states. [2021-01-07 05:46:31,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 503 to 503. [2021-01-07 05:46:31,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 503 states. [2021-01-07 05:46:31,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 503 states and 642 transitions. [2021-01-07 05:46:31,052 INFO L78 Accepts]: Start accepts. Automaton has 503 states and 642 transitions. Word has length 37 [2021-01-07 05:46:31,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:31,052 INFO L481 AbstractCegarLoop]: Abstraction has 503 states and 642 transitions. [2021-01-07 05:46:31,052 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 05:46:31,052 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 642 transitions. [2021-01-07 05:46:31,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-01-07 05:46:31,053 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:31,053 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:31,054 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-01-07 05:46:31,054 INFO L429 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:31,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:31,054 INFO L82 PathProgramCache]: Analyzing trace with hash 48742328, now seen corresponding path program 1 times [2021-01-07 05:46:31,055 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:31,055 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898983149] [2021-01-07 05:46:31,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:31,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:31,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:31,152 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898983149] [2021-01-07 05:46:31,152 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:31,152 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:46:31,152 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499494023] [2021-01-07 05:46:31,153 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 05:46:31,153 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:31,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 05:46:31,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:46:31,153 INFO L87 Difference]: Start difference. First operand 503 states and 642 transitions. Second operand 4 states. [2021-01-07 05:46:31,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:31,205 INFO L93 Difference]: Finished difference Result 473 states and 595 transitions. [2021-01-07 05:46:31,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 05:46:31,205 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2021-01-07 05:46:31,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:31,208 INFO L225 Difference]: With dead ends: 473 [2021-01-07 05:46:31,208 INFO L226 Difference]: Without dead ends: 473 [2021-01-07 05:46:31,208 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:31,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2021-01-07 05:46:31,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 468. [2021-01-07 05:46:31,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 468 states. [2021-01-07 05:46:31,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 591 transitions. [2021-01-07 05:46:31,217 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 591 transitions. Word has length 37 [2021-01-07 05:46:31,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:31,218 INFO L481 AbstractCegarLoop]: Abstraction has 468 states and 591 transitions. [2021-01-07 05:46:31,218 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 05:46:31,218 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 591 transitions. [2021-01-07 05:46:31,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-01-07 05:46:31,219 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:31,219 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:31,219 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-01-07 05:46:31,219 INFO L429 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:31,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:31,220 INFO L82 PathProgramCache]: Analyzing trace with hash -1967560492, now seen corresponding path program 1 times [2021-01-07 05:46:31,220 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:31,220 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267329596] [2021-01-07 05:46:31,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:31,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:31,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:31,292 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267329596] [2021-01-07 05:46:31,292 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:31,292 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:46:31,292 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189927392] [2021-01-07 05:46:31,293 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 05:46:31,293 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:31,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 05:46:31,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:46:31,293 INFO L87 Difference]: Start difference. First operand 468 states and 591 transitions. Second operand 4 states. [2021-01-07 05:46:31,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:31,447 INFO L93 Difference]: Finished difference Result 465 states and 582 transitions. [2021-01-07 05:46:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 05:46:31,447 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2021-01-07 05:46:31,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:31,450 INFO L225 Difference]: With dead ends: 465 [2021-01-07 05:46:31,450 INFO L226 Difference]: Without dead ends: 465 [2021-01-07 05:46:31,450 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:31,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2021-01-07 05:46:31,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 465. [2021-01-07 05:46:31,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 465 states. [2021-01-07 05:46:31,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 465 states and 582 transitions. [2021-01-07 05:46:31,459 INFO L78 Accepts]: Start accepts. Automaton has 465 states and 582 transitions. Word has length 38 [2021-01-07 05:46:31,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:31,459 INFO L481 AbstractCegarLoop]: Abstraction has 465 states and 582 transitions. [2021-01-07 05:46:31,459 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 05:46:31,459 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 582 transitions. [2021-01-07 05:46:31,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-01-07 05:46:31,460 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:31,460 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:31,460 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-01-07 05:46:31,461 INFO L429 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:31,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:31,461 INFO L82 PathProgramCache]: Analyzing trace with hash -2061498781, now seen corresponding path program 1 times [2021-01-07 05:46:31,461 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:31,461 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022042665] [2021-01-07 05:46:31,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:31,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:31,576 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022042665] [2021-01-07 05:46:31,576 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:31,577 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-07 05:46:31,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340868170] [2021-01-07 05:46:31,578 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-07 05:46:31,578 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:31,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-07 05:46:31,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-01-07 05:46:31,580 INFO L87 Difference]: Start difference. First operand 465 states and 582 transitions. Second operand 7 states. [2021-01-07 05:46:31,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:31,892 INFO L93 Difference]: Finished difference Result 673 states and 834 transitions. [2021-01-07 05:46:31,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-07 05:46:31,892 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 39 [2021-01-07 05:46:31,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:31,895 INFO L225 Difference]: With dead ends: 673 [2021-01-07 05:46:31,895 INFO L226 Difference]: Without dead ends: 658 [2021-01-07 05:46:31,895 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-01-07 05:46:31,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 658 states. [2021-01-07 05:46:31,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 658 to 464. [2021-01-07 05:46:31,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 464 states. [2021-01-07 05:46:31,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 580 transitions. [2021-01-07 05:46:31,905 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 580 transitions. Word has length 39 [2021-01-07 05:46:31,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:31,906 INFO L481 AbstractCegarLoop]: Abstraction has 464 states and 580 transitions. [2021-01-07 05:46:31,906 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-07 05:46:31,906 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 580 transitions. [2021-01-07 05:46:31,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-01-07 05:46:31,907 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:31,907 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:31,907 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-01-07 05:46:31,908 INFO L429 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:31,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:31,908 INFO L82 PathProgramCache]: Analyzing trace with hash -917834486, now seen corresponding path program 1 times [2021-01-07 05:46:31,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:31,909 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164215385] [2021-01-07 05:46:31,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:31,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:31,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:31,977 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164215385] [2021-01-07 05:46:31,978 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:31,978 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-07 05:46:31,978 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264061485] [2021-01-07 05:46:31,978 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-07 05:46:31,978 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:31,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-07 05:46:31,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-07 05:46:31,979 INFO L87 Difference]: Start difference. First operand 464 states and 580 transitions. Second operand 6 states. [2021-01-07 05:46:32,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:32,213 INFO L93 Difference]: Finished difference Result 483 states and 596 transitions. [2021-01-07 05:46:32,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-07 05:46:32,213 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 40 [2021-01-07 05:46:32,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:32,216 INFO L225 Difference]: With dead ends: 483 [2021-01-07 05:46:32,216 INFO L226 Difference]: Without dead ends: 461 [2021-01-07 05:46:32,216 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-01-07 05:46:32,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2021-01-07 05:46:32,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 451. [2021-01-07 05:46:32,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 451 states. [2021-01-07 05:46:32,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 565 transitions. [2021-01-07 05:46:32,226 INFO L78 Accepts]: Start accepts. Automaton has 451 states and 565 transitions. Word has length 40 [2021-01-07 05:46:32,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:32,226 INFO L481 AbstractCegarLoop]: Abstraction has 451 states and 565 transitions. [2021-01-07 05:46:32,226 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-07 05:46:32,226 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 565 transitions. [2021-01-07 05:46:32,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-01-07 05:46:32,231 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:32,231 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:32,231 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-01-07 05:46:32,233 INFO L429 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:32,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:32,233 INFO L82 PathProgramCache]: Analyzing trace with hash -147578755, now seen corresponding path program 1 times [2021-01-07 05:46:32,233 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:32,233 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144992631] [2021-01-07 05:46:32,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:32,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:32,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:32,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144992631] [2021-01-07 05:46:32,277 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:32,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 05:46:32,278 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332761169] [2021-01-07 05:46:32,278 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 05:46:32,278 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:32,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 05:46:32,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:32,279 INFO L87 Difference]: Start difference. First operand 451 states and 565 transitions. Second operand 3 states. [2021-01-07 05:46:32,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:32,375 INFO L93 Difference]: Finished difference Result 600 states and 742 transitions. [2021-01-07 05:46:32,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 05:46:32,376 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2021-01-07 05:46:32,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:32,379 INFO L225 Difference]: With dead ends: 600 [2021-01-07 05:46:32,379 INFO L226 Difference]: Without dead ends: 600 [2021-01-07 05:46:32,380 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:32,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2021-01-07 05:46:32,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 454. [2021-01-07 05:46:32,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 454 states. [2021-01-07 05:46:32,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 568 transitions. [2021-01-07 05:46:32,389 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 568 transitions. Word has length 41 [2021-01-07 05:46:32,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:32,389 INFO L481 AbstractCegarLoop]: Abstraction has 454 states and 568 transitions. [2021-01-07 05:46:32,389 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 05:46:32,389 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 568 transitions. [2021-01-07 05:46:32,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-01-07 05:46:32,390 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:32,390 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:32,391 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-01-07 05:46:32,391 INFO L429 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:32,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:32,392 INFO L82 PathProgramCache]: Analyzing trace with hash 160458813, now seen corresponding path program 1 times [2021-01-07 05:46:32,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:32,392 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995707086] [2021-01-07 05:46:32,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:32,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:32,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:32,480 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995707086] [2021-01-07 05:46:32,480 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:32,480 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-07 05:46:32,481 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826811651] [2021-01-07 05:46:32,481 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 05:46:32,481 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:32,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 05:46:32,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:32,482 INFO L87 Difference]: Start difference. First operand 454 states and 568 transitions. Second operand 5 states. [2021-01-07 05:46:32,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:32,661 INFO L93 Difference]: Finished difference Result 610 states and 742 transitions. [2021-01-07 05:46:32,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-07 05:46:32,662 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 41 [2021-01-07 05:46:32,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:32,677 INFO L225 Difference]: With dead ends: 610 [2021-01-07 05:46:32,677 INFO L226 Difference]: Without dead ends: 610 [2021-01-07 05:46:32,677 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-07 05:46:32,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 610 states. [2021-01-07 05:46:32,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 610 to 454. [2021-01-07 05:46:32,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 454 states. [2021-01-07 05:46:32,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 564 transitions. [2021-01-07 05:46:32,710 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 564 transitions. Word has length 41 [2021-01-07 05:46:32,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:32,710 INFO L481 AbstractCegarLoop]: Abstraction has 454 states and 564 transitions. [2021-01-07 05:46:32,710 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 05:46:32,711 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 564 transitions. [2021-01-07 05:46:32,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-01-07 05:46:32,712 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:32,712 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:32,712 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-01-07 05:46:32,713 INFO L429 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:32,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:32,713 INFO L82 PathProgramCache]: Analyzing trace with hash -693628121, now seen corresponding path program 1 times [2021-01-07 05:46:32,713 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:32,713 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335475007] [2021-01-07 05:46:32,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:32,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:32,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:32,761 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335475007] [2021-01-07 05:46:32,761 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:32,762 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:46:32,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42627196] [2021-01-07 05:46:32,762 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 05:46:32,762 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:32,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 05:46:32,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:46:32,763 INFO L87 Difference]: Start difference. First operand 454 states and 564 transitions. Second operand 4 states. [2021-01-07 05:46:32,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:32,809 INFO L93 Difference]: Finished difference Result 537 states and 658 transitions. [2021-01-07 05:46:32,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 05:46:32,810 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 42 [2021-01-07 05:46:32,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:32,823 INFO L225 Difference]: With dead ends: 537 [2021-01-07 05:46:32,824 INFO L226 Difference]: Without dead ends: 537 [2021-01-07 05:46:32,824 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:32,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states. [2021-01-07 05:46:32,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 458. [2021-01-07 05:46:32,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 458 states. [2021-01-07 05:46:32,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 568 transitions. [2021-01-07 05:46:32,835 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 568 transitions. Word has length 42 [2021-01-07 05:46:32,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:32,835 INFO L481 AbstractCegarLoop]: Abstraction has 458 states and 568 transitions. [2021-01-07 05:46:32,835 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 05:46:32,836 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 568 transitions. [2021-01-07 05:46:32,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-01-07 05:46:32,837 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:32,837 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:32,837 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2021-01-07 05:46:32,838 INFO L429 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:32,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:32,839 INFO L82 PathProgramCache]: Analyzing trace with hash -81749273, now seen corresponding path program 1 times [2021-01-07 05:46:32,839 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:32,839 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793438667] [2021-01-07 05:46:32,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:32,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:32,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:32,904 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [793438667] [2021-01-07 05:46:32,905 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:32,905 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-07 05:46:32,905 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534895554] [2021-01-07 05:46:32,905 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-07 05:46:32,905 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:32,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-07 05:46:32,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-07 05:46:32,906 INFO L87 Difference]: Start difference. First operand 458 states and 568 transitions. Second operand 6 states. [2021-01-07 05:46:32,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:32,976 INFO L93 Difference]: Finished difference Result 459 states and 565 transitions. [2021-01-07 05:46:32,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-07 05:46:32,976 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 42 [2021-01-07 05:46:32,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:32,978 INFO L225 Difference]: With dead ends: 459 [2021-01-07 05:46:32,978 INFO L226 Difference]: Without dead ends: 410 [2021-01-07 05:46:32,979 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-01-07 05:46:32,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states. [2021-01-07 05:46:32,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 396. [2021-01-07 05:46:32,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 396 states. [2021-01-07 05:46:32,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 487 transitions. [2021-01-07 05:46:32,987 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 487 transitions. Word has length 42 [2021-01-07 05:46:32,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:32,987 INFO L481 AbstractCegarLoop]: Abstraction has 396 states and 487 transitions. [2021-01-07 05:46:32,987 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-07 05:46:32,987 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 487 transitions. [2021-01-07 05:46:32,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-01-07 05:46:32,988 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:32,989 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:32,989 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-01-07 05:46:32,989 INFO L429 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:32,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:32,990 INFO L82 PathProgramCache]: Analyzing trace with hash 1579249944, now seen corresponding path program 1 times [2021-01-07 05:46:32,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:32,990 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491375968] [2021-01-07 05:46:32,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:33,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:33,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:33,049 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491375968] [2021-01-07 05:46:33,049 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:33,049 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-07 05:46:33,049 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400463536] [2021-01-07 05:46:33,050 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-07 05:46:33,050 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:33,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-07 05:46:33,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-07 05:46:33,051 INFO L87 Difference]: Start difference. First operand 396 states and 487 transitions. Second operand 7 states. [2021-01-07 05:46:33,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:33,252 INFO L93 Difference]: Finished difference Result 412 states and 503 transitions. [2021-01-07 05:46:33,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-07 05:46:33,252 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 44 [2021-01-07 05:46:33,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:33,253 INFO L225 Difference]: With dead ends: 412 [2021-01-07 05:46:33,253 INFO L226 Difference]: Without dead ends: 279 [2021-01-07 05:46:33,254 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-01-07 05:46:33,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2021-01-07 05:46:33,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 261. [2021-01-07 05:46:33,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2021-01-07 05:46:33,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 322 transitions. [2021-01-07 05:46:33,258 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 322 transitions. Word has length 44 [2021-01-07 05:46:33,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:33,259 INFO L481 AbstractCegarLoop]: Abstraction has 261 states and 322 transitions. [2021-01-07 05:46:33,259 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-07 05:46:33,259 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 322 transitions. [2021-01-07 05:46:33,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-01-07 05:46:33,260 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:33,260 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:33,260 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2021-01-07 05:46:33,260 INFO L429 AbstractCegarLoop]: === Iteration 44 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:33,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:33,261 INFO L82 PathProgramCache]: Analyzing trace with hash 1536215993, now seen corresponding path program 1 times [2021-01-07 05:46:33,261 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:33,261 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063169657] [2021-01-07 05:46:33,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:33,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:33,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:33,321 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063169657] [2021-01-07 05:46:33,322 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:33,322 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-07 05:46:33,322 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562172608] [2021-01-07 05:46:33,322 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 05:46:33,322 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:33,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 05:46:33,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:33,323 INFO L87 Difference]: Start difference. First operand 261 states and 322 transitions. Second operand 5 states. [2021-01-07 05:46:33,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:33,422 INFO L93 Difference]: Finished difference Result 515 states and 644 transitions. [2021-01-07 05:46:33,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-07 05:46:33,422 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 44 [2021-01-07 05:46:33,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:33,423 INFO L225 Difference]: With dead ends: 515 [2021-01-07 05:46:33,423 INFO L226 Difference]: Without dead ends: 515 [2021-01-07 05:46:33,424 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-01-07 05:46:33,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2021-01-07 05:46:33,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 261. [2021-01-07 05:46:33,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2021-01-07 05:46:33,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 321 transitions. [2021-01-07 05:46:33,430 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 321 transitions. Word has length 44 [2021-01-07 05:46:33,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:33,430 INFO L481 AbstractCegarLoop]: Abstraction has 261 states and 321 transitions. [2021-01-07 05:46:33,430 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 05:46:33,430 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 321 transitions. [2021-01-07 05:46:33,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-01-07 05:46:33,431 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:33,431 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:33,431 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2021-01-07 05:46:33,431 INFO L429 AbstractCegarLoop]: === Iteration 45 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:33,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:33,432 INFO L82 PathProgramCache]: Analyzing trace with hash 1259536918, now seen corresponding path program 1 times [2021-01-07 05:46:33,432 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:33,432 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166699406] [2021-01-07 05:46:33,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:33,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:33,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:33,466 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166699406] [2021-01-07 05:46:33,466 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:33,466 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 05:46:33,466 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302214061] [2021-01-07 05:46:33,466 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 05:46:33,466 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:33,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 05:46:33,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:33,467 INFO L87 Difference]: Start difference. First operand 261 states and 321 transitions. Second operand 3 states. [2021-01-07 05:46:33,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:33,522 INFO L93 Difference]: Finished difference Result 223 states and 272 transitions. [2021-01-07 05:46:33,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 05:46:33,523 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2021-01-07 05:46:33,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:33,524 INFO L225 Difference]: With dead ends: 223 [2021-01-07 05:46:33,524 INFO L226 Difference]: Without dead ends: 223 [2021-01-07 05:46:33,524 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:46:33,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2021-01-07 05:46:33,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2021-01-07 05:46:33,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2021-01-07 05:46:33,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 272 transitions. [2021-01-07 05:46:33,528 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 272 transitions. Word has length 48 [2021-01-07 05:46:33,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:33,528 INFO L481 AbstractCegarLoop]: Abstraction has 223 states and 272 transitions. [2021-01-07 05:46:33,529 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 05:46:33,529 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 272 transitions. [2021-01-07 05:46:33,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-01-07 05:46:33,529 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:33,529 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:33,530 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2021-01-07 05:46:33,530 INFO L429 AbstractCegarLoop]: === Iteration 46 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:33,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:33,530 INFO L82 PathProgramCache]: Analyzing trace with hash -624507704, now seen corresponding path program 1 times [2021-01-07 05:46:33,531 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:33,531 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29020861] [2021-01-07 05:46:33,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:33,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:33,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:33,591 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29020861] [2021-01-07 05:46:33,591 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:33,591 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-07 05:46:33,591 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66607011] [2021-01-07 05:46:33,591 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-07 05:46:33,592 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:33,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-07 05:46:33,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-07 05:46:33,592 INFO L87 Difference]: Start difference. First operand 223 states and 272 transitions. Second operand 7 states. [2021-01-07 05:46:33,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:33,750 INFO L93 Difference]: Finished difference Result 324 states and 394 transitions. [2021-01-07 05:46:33,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-07 05:46:33,750 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 54 [2021-01-07 05:46:33,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:33,751 INFO L225 Difference]: With dead ends: 324 [2021-01-07 05:46:33,751 INFO L226 Difference]: Without dead ends: 308 [2021-01-07 05:46:33,751 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-01-07 05:46:33,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2021-01-07 05:46:33,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 229. [2021-01-07 05:46:33,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2021-01-07 05:46:33,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 278 transitions. [2021-01-07 05:46:33,756 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 278 transitions. Word has length 54 [2021-01-07 05:46:33,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:33,756 INFO L481 AbstractCegarLoop]: Abstraction has 229 states and 278 transitions. [2021-01-07 05:46:33,756 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-07 05:46:33,756 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 278 transitions. [2021-01-07 05:46:33,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-01-07 05:46:33,757 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:33,757 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:33,757 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2021-01-07 05:46:33,758 INFO L429 AbstractCegarLoop]: === Iteration 47 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:33,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:33,758 INFO L82 PathProgramCache]: Analyzing trace with hash -907964244, now seen corresponding path program 1 times [2021-01-07 05:46:33,758 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:33,758 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758399800] [2021-01-07 05:46:33,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:33,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:33,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:33,836 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758399800] [2021-01-07 05:46:33,836 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:33,836 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-07 05:46:33,836 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134682927] [2021-01-07 05:46:33,837 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-07 05:46:33,837 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:33,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-07 05:46:33,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-07 05:46:33,837 INFO L87 Difference]: Start difference. First operand 229 states and 278 transitions. Second operand 7 states. [2021-01-07 05:46:33,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:33,983 INFO L93 Difference]: Finished difference Result 329 states and 399 transitions. [2021-01-07 05:46:33,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-07 05:46:33,984 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 55 [2021-01-07 05:46:33,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:33,985 INFO L225 Difference]: With dead ends: 329 [2021-01-07 05:46:33,985 INFO L226 Difference]: Without dead ends: 313 [2021-01-07 05:46:33,985 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-01-07 05:46:33,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 313 states. [2021-01-07 05:46:33,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 313 to 223. [2021-01-07 05:46:33,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2021-01-07 05:46:33,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 271 transitions. [2021-01-07 05:46:33,990 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 271 transitions. Word has length 55 [2021-01-07 05:46:33,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:33,991 INFO L481 AbstractCegarLoop]: Abstraction has 223 states and 271 transitions. [2021-01-07 05:46:33,991 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-07 05:46:33,991 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 271 transitions. [2021-01-07 05:46:33,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-01-07 05:46:33,992 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:33,992 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:33,992 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2021-01-07 05:46:33,992 INFO L429 AbstractCegarLoop]: === Iteration 48 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:33,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:33,993 INFO L82 PathProgramCache]: Analyzing trace with hash 2071877734, now seen corresponding path program 1 times [2021-01-07 05:46:33,993 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:33,993 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274079049] [2021-01-07 05:46:33,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:34,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:34,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:34,080 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274079049] [2021-01-07 05:46:34,080 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:34,080 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-07 05:46:34,081 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089769231] [2021-01-07 05:46:34,081 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-07 05:46:34,081 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:34,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-07 05:46:34,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-07 05:46:34,082 INFO L87 Difference]: Start difference. First operand 223 states and 271 transitions. Second operand 7 states. [2021-01-07 05:46:34,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:34,182 INFO L93 Difference]: Finished difference Result 259 states and 311 transitions. [2021-01-07 05:46:34,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-07 05:46:34,183 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 59 [2021-01-07 05:46:34,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:34,184 INFO L225 Difference]: With dead ends: 259 [2021-01-07 05:46:34,184 INFO L226 Difference]: Without dead ends: 240 [2021-01-07 05:46:34,184 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-01-07 05:46:34,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2021-01-07 05:46:34,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 230. [2021-01-07 05:46:34,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230 states. [2021-01-07 05:46:34,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 277 transitions. [2021-01-07 05:46:34,189 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 277 transitions. Word has length 59 [2021-01-07 05:46:34,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:34,190 INFO L481 AbstractCegarLoop]: Abstraction has 230 states and 277 transitions. [2021-01-07 05:46:34,190 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-07 05:46:34,190 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 277 transitions. [2021-01-07 05:46:34,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-01-07 05:46:34,191 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:34,191 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:34,191 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2021-01-07 05:46:34,192 INFO L429 AbstractCegarLoop]: === Iteration 49 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:34,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:34,192 INFO L82 PathProgramCache]: Analyzing trace with hash -121361867, now seen corresponding path program 1 times [2021-01-07 05:46:34,192 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:34,192 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518704280] [2021-01-07 05:46:34,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:34,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:34,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:34,246 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518704280] [2021-01-07 05:46:34,247 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:34,247 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-07 05:46:34,247 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996872897] [2021-01-07 05:46:34,247 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 05:46:34,247 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:34,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 05:46:34,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:34,248 INFO L87 Difference]: Start difference. First operand 230 states and 277 transitions. Second operand 5 states. [2021-01-07 05:46:34,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:34,351 INFO L93 Difference]: Finished difference Result 367 states and 437 transitions. [2021-01-07 05:46:34,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-07 05:46:34,351 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 59 [2021-01-07 05:46:34,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:34,352 INFO L225 Difference]: With dead ends: 367 [2021-01-07 05:46:34,352 INFO L226 Difference]: Without dead ends: 367 [2021-01-07 05:46:34,353 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-07 05:46:34,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2021-01-07 05:46:34,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 192. [2021-01-07 05:46:34,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2021-01-07 05:46:34,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 224 transitions. [2021-01-07 05:46:34,358 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 224 transitions. Word has length 59 [2021-01-07 05:46:34,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:34,358 INFO L481 AbstractCegarLoop]: Abstraction has 192 states and 224 transitions. [2021-01-07 05:46:34,358 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 05:46:34,358 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 224 transitions. [2021-01-07 05:46:34,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-01-07 05:46:34,359 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:34,359 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:34,360 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2021-01-07 05:46:34,360 INFO L429 AbstractCegarLoop]: === Iteration 50 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:34,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:34,361 INFO L82 PathProgramCache]: Analyzing trace with hash 1291714983, now seen corresponding path program 1 times [2021-01-07 05:46:34,361 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:34,361 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683522329] [2021-01-07 05:46:34,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:34,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:34,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:34,423 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683522329] [2021-01-07 05:46:34,423 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:34,423 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-07 05:46:34,424 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297950277] [2021-01-07 05:46:34,424 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 05:46:34,424 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:34,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 05:46:34,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:34,425 INFO L87 Difference]: Start difference. First operand 192 states and 224 transitions. Second operand 5 states. [2021-01-07 05:46:34,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:34,522 INFO L93 Difference]: Finished difference Result 256 states and 301 transitions. [2021-01-07 05:46:34,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-07 05:46:34,523 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2021-01-07 05:46:34,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:34,524 INFO L225 Difference]: With dead ends: 256 [2021-01-07 05:46:34,524 INFO L226 Difference]: Without dead ends: 248 [2021-01-07 05:46:34,525 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-07 05:46:34,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2021-01-07 05:46:34,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 181. [2021-01-07 05:46:34,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2021-01-07 05:46:34,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 210 transitions. [2021-01-07 05:46:34,531 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 210 transitions. Word has length 60 [2021-01-07 05:46:34,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:34,531 INFO L481 AbstractCegarLoop]: Abstraction has 181 states and 210 transitions. [2021-01-07 05:46:34,531 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 05:46:34,531 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 210 transitions. [2021-01-07 05:46:34,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-01-07 05:46:34,532 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:34,532 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:34,533 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2021-01-07 05:46:34,533 INFO L429 AbstractCegarLoop]: === Iteration 51 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:34,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:34,534 INFO L82 PathProgramCache]: Analyzing trace with hash 1525268266, now seen corresponding path program 1 times [2021-01-07 05:46:34,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:34,534 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890959676] [2021-01-07 05:46:34,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:34,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:34,606 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890959676] [2021-01-07 05:46:34,607 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:34,607 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-07 05:46:34,607 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669087287] [2021-01-07 05:46:34,607 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-07 05:46:34,608 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:34,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-07 05:46:34,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-07 05:46:34,609 INFO L87 Difference]: Start difference. First operand 181 states and 210 transitions. Second operand 6 states. [2021-01-07 05:46:34,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:34,732 INFO L93 Difference]: Finished difference Result 326 states and 382 transitions. [2021-01-07 05:46:34,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-07 05:46:34,732 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2021-01-07 05:46:34,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:34,733 INFO L225 Difference]: With dead ends: 326 [2021-01-07 05:46:34,734 INFO L226 Difference]: Without dead ends: 273 [2021-01-07 05:46:34,734 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-01-07 05:46:34,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2021-01-07 05:46:34,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 148. [2021-01-07 05:46:34,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2021-01-07 05:46:34,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 173 transitions. [2021-01-07 05:46:34,740 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 173 transitions. Word has length 61 [2021-01-07 05:46:34,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:34,740 INFO L481 AbstractCegarLoop]: Abstraction has 148 states and 173 transitions. [2021-01-07 05:46:34,740 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-07 05:46:34,740 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 173 transitions. [2021-01-07 05:46:34,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-01-07 05:46:34,741 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:34,742 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:34,742 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2021-01-07 05:46:34,742 INFO L429 AbstractCegarLoop]: === Iteration 52 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:34,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:34,743 INFO L82 PathProgramCache]: Analyzing trace with hash 1449994724, now seen corresponding path program 1 times [2021-01-07 05:46:34,743 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:34,743 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513695744] [2021-01-07 05:46:34,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:34,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:34,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:34,805 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513695744] [2021-01-07 05:46:34,805 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:34,805 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:46:34,806 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170361423] [2021-01-07 05:46:34,806 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 05:46:34,806 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:34,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 05:46:34,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:46:34,807 INFO L87 Difference]: Start difference. First operand 148 states and 173 transitions. Second operand 4 states. [2021-01-07 05:46:34,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:34,849 INFO L93 Difference]: Finished difference Result 150 states and 174 transitions. [2021-01-07 05:46:34,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 05:46:34,850 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 71 [2021-01-07 05:46:34,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:34,850 INFO L225 Difference]: With dead ends: 150 [2021-01-07 05:46:34,850 INFO L226 Difference]: Without dead ends: 148 [2021-01-07 05:46:34,851 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:34,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2021-01-07 05:46:34,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2021-01-07 05:46:34,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2021-01-07 05:46:34,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 172 transitions. [2021-01-07 05:46:34,854 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 172 transitions. Word has length 71 [2021-01-07 05:46:34,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:34,854 INFO L481 AbstractCegarLoop]: Abstraction has 148 states and 172 transitions. [2021-01-07 05:46:34,854 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 05:46:34,855 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 172 transitions. [2021-01-07 05:46:34,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-01-07 05:46:34,855 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:34,856 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:34,856 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2021-01-07 05:46:34,856 INFO L429 AbstractCegarLoop]: === Iteration 53 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:34,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:34,857 INFO L82 PathProgramCache]: Analyzing trace with hash -1873856217, now seen corresponding path program 1 times [2021-01-07 05:46:34,857 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:34,857 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557004250] [2021-01-07 05:46:34,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:34,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:34,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:34,940 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557004250] [2021-01-07 05:46:34,941 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:34,941 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:46:34,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095549111] [2021-01-07 05:46:34,941 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 05:46:34,941 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:34,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 05:46:34,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:46:34,942 INFO L87 Difference]: Start difference. First operand 148 states and 172 transitions. Second operand 4 states. [2021-01-07 05:46:34,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:34,970 INFO L93 Difference]: Finished difference Result 175 states and 200 transitions. [2021-01-07 05:46:34,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 05:46:34,971 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 86 [2021-01-07 05:46:34,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:34,972 INFO L225 Difference]: With dead ends: 175 [2021-01-07 05:46:34,972 INFO L226 Difference]: Without dead ends: 175 [2021-01-07 05:46:34,973 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:46:34,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2021-01-07 05:46:34,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 150. [2021-01-07 05:46:34,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2021-01-07 05:46:34,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 174 transitions. [2021-01-07 05:46:34,978 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 174 transitions. Word has length 86 [2021-01-07 05:46:34,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:34,978 INFO L481 AbstractCegarLoop]: Abstraction has 150 states and 174 transitions. [2021-01-07 05:46:34,978 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 05:46:34,978 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 174 transitions. [2021-01-07 05:46:34,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-01-07 05:46:34,980 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:34,980 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:34,981 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2021-01-07 05:46:34,981 INFO L429 AbstractCegarLoop]: === Iteration 54 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:34,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:34,982 INFO L82 PathProgramCache]: Analyzing trace with hash 481659239, now seen corresponding path program 1 times [2021-01-07 05:46:34,982 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:34,982 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142681148] [2021-01-07 05:46:34,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:35,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:35,088 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142681148] [2021-01-07 05:46:35,088 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:35,088 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-07 05:46:35,089 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653792304] [2021-01-07 05:46:35,089 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-07 05:46:35,089 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:35,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-07 05:46:35,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-01-07 05:46:35,090 INFO L87 Difference]: Start difference. First operand 150 states and 174 transitions. Second operand 8 states. [2021-01-07 05:46:35,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:35,215 INFO L93 Difference]: Finished difference Result 183 states and 211 transitions. [2021-01-07 05:46:35,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-07 05:46:35,215 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 86 [2021-01-07 05:46:35,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:35,216 INFO L225 Difference]: With dead ends: 183 [2021-01-07 05:46:35,216 INFO L226 Difference]: Without dead ends: 148 [2021-01-07 05:46:35,216 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-01-07 05:46:35,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2021-01-07 05:46:35,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2021-01-07 05:46:35,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2021-01-07 05:46:35,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 170 transitions. [2021-01-07 05:46:35,219 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 170 transitions. Word has length 86 [2021-01-07 05:46:35,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:35,220 INFO L481 AbstractCegarLoop]: Abstraction has 148 states and 170 transitions. [2021-01-07 05:46:35,220 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-07 05:46:35,220 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 170 transitions. [2021-01-07 05:46:35,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-01-07 05:46:35,221 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:35,221 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:35,221 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2021-01-07 05:46:35,221 INFO L429 AbstractCegarLoop]: === Iteration 55 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:35,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:35,222 INFO L82 PathProgramCache]: Analyzing trace with hash -1016683280, now seen corresponding path program 1 times [2021-01-07 05:46:35,222 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:35,222 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670733526] [2021-01-07 05:46:35,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:35,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:35,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:35,374 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670733526] [2021-01-07 05:46:35,374 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:35,375 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-01-07 05:46:35,375 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474941438] [2021-01-07 05:46:35,375 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-07 05:46:35,375 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:35,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-07 05:46:35,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2021-01-07 05:46:35,376 INFO L87 Difference]: Start difference. First operand 148 states and 170 transitions. Second operand 11 states. [2021-01-07 05:46:35,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:35,775 INFO L93 Difference]: Finished difference Result 360 states and 417 transitions. [2021-01-07 05:46:35,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-01-07 05:46:35,775 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 87 [2021-01-07 05:46:35,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:35,776 INFO L225 Difference]: With dead ends: 360 [2021-01-07 05:46:35,776 INFO L226 Difference]: Without dead ends: 327 [2021-01-07 05:46:35,777 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=212, Invalid=490, Unknown=0, NotChecked=0, Total=702 [2021-01-07 05:46:35,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2021-01-07 05:46:35,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 161. [2021-01-07 05:46:35,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2021-01-07 05:46:35,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 186 transitions. [2021-01-07 05:46:35,781 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 186 transitions. Word has length 87 [2021-01-07 05:46:35,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:35,781 INFO L481 AbstractCegarLoop]: Abstraction has 161 states and 186 transitions. [2021-01-07 05:46:35,781 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-07 05:46:35,781 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 186 transitions. [2021-01-07 05:46:35,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-01-07 05:46:35,782 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:35,782 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:35,783 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2021-01-07 05:46:35,783 INFO L429 AbstractCegarLoop]: === Iteration 56 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:35,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:35,783 INFO L82 PathProgramCache]: Analyzing trace with hash 505316351, now seen corresponding path program 1 times [2021-01-07 05:46:35,784 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:35,784 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145356978] [2021-01-07 05:46:35,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:35,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:35,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:35,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145356978] [2021-01-07 05:46:35,872 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:35,872 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-07 05:46:35,872 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652185594] [2021-01-07 05:46:35,873 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-07 05:46:35,873 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:35,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-07 05:46:35,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-07 05:46:35,873 INFO L87 Difference]: Start difference. First operand 161 states and 186 transitions. Second operand 7 states. [2021-01-07 05:46:36,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:36,065 INFO L93 Difference]: Finished difference Result 295 states and 341 transitions. [2021-01-07 05:46:36,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-01-07 05:46:36,065 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 88 [2021-01-07 05:46:36,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:36,066 INFO L225 Difference]: With dead ends: 295 [2021-01-07 05:46:36,066 INFO L226 Difference]: Without dead ends: 290 [2021-01-07 05:46:36,066 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2021-01-07 05:46:36,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2021-01-07 05:46:36,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 161. [2021-01-07 05:46:36,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2021-01-07 05:46:36,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 185 transitions. [2021-01-07 05:46:36,070 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 185 transitions. Word has length 88 [2021-01-07 05:46:36,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:36,070 INFO L481 AbstractCegarLoop]: Abstraction has 161 states and 185 transitions. [2021-01-07 05:46:36,070 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-07 05:46:36,070 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 185 transitions. [2021-01-07 05:46:36,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-01-07 05:46:36,071 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:36,071 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:36,071 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2021-01-07 05:46:36,072 INFO L429 AbstractCegarLoop]: === Iteration 57 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:36,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:36,072 INFO L82 PathProgramCache]: Analyzing trace with hash 895193670, now seen corresponding path program 1 times [2021-01-07 05:46:36,072 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:36,073 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027240643] [2021-01-07 05:46:36,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:36,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:36,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:36,143 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027240643] [2021-01-07 05:46:36,143 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:36,143 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:46:36,144 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627005794] [2021-01-07 05:46:36,144 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 05:46:36,144 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:36,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 05:46:36,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:46:36,145 INFO L87 Difference]: Start difference. First operand 161 states and 185 transitions. Second operand 4 states. [2021-01-07 05:46:36,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:36,157 INFO L93 Difference]: Finished difference Result 156 states and 176 transitions. [2021-01-07 05:46:36,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 05:46:36,158 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 91 [2021-01-07 05:46:36,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:36,159 INFO L225 Difference]: With dead ends: 156 [2021-01-07 05:46:36,159 INFO L226 Difference]: Without dead ends: 147 [2021-01-07 05:46:36,159 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:46:36,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2021-01-07 05:46:36,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 141. [2021-01-07 05:46:36,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2021-01-07 05:46:36,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 159 transitions. [2021-01-07 05:46:36,162 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 159 transitions. Word has length 91 [2021-01-07 05:46:36,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:36,162 INFO L481 AbstractCegarLoop]: Abstraction has 141 states and 159 transitions. [2021-01-07 05:46:36,162 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 05:46:36,162 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 159 transitions. [2021-01-07 05:46:36,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-01-07 05:46:36,163 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:36,164 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:36,164 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2021-01-07 05:46:36,164 INFO L429 AbstractCegarLoop]: === Iteration 58 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:36,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:36,165 INFO L82 PathProgramCache]: Analyzing trace with hash -710012881, now seen corresponding path program 1 times [2021-01-07 05:46:36,165 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:36,165 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778083545] [2021-01-07 05:46:36,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:36,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:36,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:36,238 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778083545] [2021-01-07 05:46:36,238 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:36,238 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-07 05:46:36,238 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055014369] [2021-01-07 05:46:36,239 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-07 05:46:36,239 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:36,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-07 05:46:36,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-01-07 05:46:36,239 INFO L87 Difference]: Start difference. First operand 141 states and 159 transitions. Second operand 6 states. [2021-01-07 05:46:36,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:36,322 INFO L93 Difference]: Finished difference Result 161 states and 179 transitions. [2021-01-07 05:46:36,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-07 05:46:36,322 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2021-01-07 05:46:36,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:36,323 INFO L225 Difference]: With dead ends: 161 [2021-01-07 05:46:36,323 INFO L226 Difference]: Without dead ends: 147 [2021-01-07 05:46:36,324 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2021-01-07 05:46:36,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2021-01-07 05:46:36,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 130. [2021-01-07 05:46:36,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2021-01-07 05:46:36,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 145 transitions. [2021-01-07 05:46:36,326 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 145 transitions. Word has length 93 [2021-01-07 05:46:36,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:36,327 INFO L481 AbstractCegarLoop]: Abstraction has 130 states and 145 transitions. [2021-01-07 05:46:36,327 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-07 05:46:36,327 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 145 transitions. [2021-01-07 05:46:36,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-01-07 05:46:36,328 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:36,328 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:36,328 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2021-01-07 05:46:36,328 INFO L429 AbstractCegarLoop]: === Iteration 59 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:36,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:36,329 INFO L82 PathProgramCache]: Analyzing trace with hash 2056800989, now seen corresponding path program 1 times [2021-01-07 05:46:36,329 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:36,329 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363821] [2021-01-07 05:46:36,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:36,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:36,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:36,434 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363821] [2021-01-07 05:46:36,434 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:36,434 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-07 05:46:36,435 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495065896] [2021-01-07 05:46:36,435 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-07 05:46:36,435 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:36,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-07 05:46:36,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-07 05:46:36,436 INFO L87 Difference]: Start difference. First operand 130 states and 145 transitions. Second operand 6 states. [2021-01-07 05:46:36,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:36,539 INFO L93 Difference]: Finished difference Result 245 states and 269 transitions. [2021-01-07 05:46:36,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-07 05:46:36,540 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 94 [2021-01-07 05:46:36,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:36,540 INFO L225 Difference]: With dead ends: 245 [2021-01-07 05:46:36,540 INFO L226 Difference]: Without dead ends: 130 [2021-01-07 05:46:36,541 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-01-07 05:46:36,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2021-01-07 05:46:36,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2021-01-07 05:46:36,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2021-01-07 05:46:36,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 144 transitions. [2021-01-07 05:46:36,543 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 144 transitions. Word has length 94 [2021-01-07 05:46:36,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:36,543 INFO L481 AbstractCegarLoop]: Abstraction has 130 states and 144 transitions. [2021-01-07 05:46:36,544 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-07 05:46:36,544 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 144 transitions. [2021-01-07 05:46:36,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-01-07 05:46:36,545 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:46:36,545 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:46:36,545 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2021-01-07 05:46:36,545 INFO L429 AbstractCegarLoop]: === Iteration 60 === [ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:46:36,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:46:36,546 INFO L82 PathProgramCache]: Analyzing trace with hash 116218975, now seen corresponding path program 1 times [2021-01-07 05:46:36,546 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:46:36,546 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978605927] [2021-01-07 05:46:36,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:46:36,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:46:36,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:46:36,681 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978605927] [2021-01-07 05:46:36,681 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:46:36,681 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-01-07 05:46:36,681 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149304187] [2021-01-07 05:46:36,682 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-01-07 05:46:36,682 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:46:36,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-01-07 05:46:36,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-01-07 05:46:36,683 INFO L87 Difference]: Start difference. First operand 130 states and 144 transitions. Second operand 10 states. [2021-01-07 05:46:36,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:46:36,954 INFO L93 Difference]: Finished difference Result 158 states and 174 transitions. [2021-01-07 05:46:36,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-01-07 05:46:36,955 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 94 [2021-01-07 05:46:36,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:46:36,955 INFO L225 Difference]: With dead ends: 158 [2021-01-07 05:46:36,955 INFO L226 Difference]: Without dead ends: 0 [2021-01-07 05:46:36,956 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2021-01-07 05:46:36,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-01-07 05:46:36,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-01-07 05:46:36,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-01-07 05:46:36,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-01-07 05:46:36,956 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 94 [2021-01-07 05:46:36,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:46:36,957 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-01-07 05:46:36,957 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-01-07 05:46:36,957 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-01-07 05:46:36,957 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-01-07 05:46:36,957 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2021-01-07 05:46:36,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.01 05:46:36 BoogieIcfgContainer [2021-01-07 05:46:36,965 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-07 05:46:36,965 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-01-07 05:46:36,965 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-01-07 05:46:36,965 INFO L275 PluginConnector]: Witness Printer initialized [2021-01-07 05:46:36,966 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 05:46:23" (3/4) ... [2021-01-07 05:46:36,971 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-01-07 05:46:37,032 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 128 nodes and edges [2021-01-07 05:46:37,038 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 76 nodes and edges [2021-01-07 05:46:37,043 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-01-07 05:46:37,048 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-01-07 05:46:37,377 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/ntdrivers-simplified/floppy_simpl4.cil-2.c-witness.graphml [2021-01-07 05:46:37,377 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-01-07 05:46:37,380 INFO L168 Benchmark]: Toolchain (without parser) took 17414.93 ms. Allocated memory was 178.3 MB in the beginning and 412.1 MB in the end (delta: 233.8 MB). Free memory was 151.3 MB in the beginning and 265.0 MB in the end (delta: -113.8 MB). Peak memory consumption was 119.9 MB. Max. memory is 8.0 GB. [2021-01-07 05:46:37,380 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 178.3 MB. Free memory is still 149.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-01-07 05:46:37,381 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1058.12 ms. Allocated memory is still 178.3 MB. Free memory was 151.1 MB in the beginning and 156.0 MB in the end (delta: -4.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 8.0 GB. [2021-01-07 05:46:37,381 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.02 ms. Allocated memory is still 178.3 MB. Free memory was 156.0 MB in the beginning and 145.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2021-01-07 05:46:37,382 INFO L168 Benchmark]: Boogie Preprocessor took 104.62 ms. Allocated memory is still 178.3 MB. Free memory was 145.2 MB in the beginning and 138.8 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2021-01-07 05:46:37,382 INFO L168 Benchmark]: RCFGBuilder took 2124.73 ms. Allocated memory was 178.3 MB in the beginning and 262.1 MB in the end (delta: 83.9 MB). Free memory was 138.8 MB in the beginning and 128.5 MB in the end (delta: 10.4 MB). Peak memory consumption was 95.4 MB. Max. memory is 8.0 GB. [2021-01-07 05:46:37,383 INFO L168 Benchmark]: TraceAbstraction took 13566.02 ms. Allocated memory was 262.1 MB in the beginning and 412.1 MB in the end (delta: 149.9 MB). Free memory was 127.9 MB in the beginning and 306.9 MB in the end (delta: -179.0 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-01-07 05:46:37,383 INFO L168 Benchmark]: Witness Printer took 412.35 ms. Allocated memory is still 412.1 MB. Free memory was 306.9 MB in the beginning and 265.0 MB in the end (delta: 41.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 8.0 GB. [2021-01-07 05:46:37,385 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 178.3 MB. Free memory is still 149.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1058.12 ms. Allocated memory is still 178.3 MB. Free memory was 151.1 MB in the beginning and 156.0 MB in the end (delta: -4.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 138.02 ms. Allocated memory is still 178.3 MB. Free memory was 156.0 MB in the beginning and 145.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 104.62 ms. Allocated memory is still 178.3 MB. Free memory was 145.2 MB in the beginning and 138.8 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2124.73 ms. Allocated memory was 178.3 MB in the beginning and 262.1 MB in the end (delta: 83.9 MB). Free memory was 138.8 MB in the beginning and 128.5 MB in the end (delta: 10.4 MB). Peak memory consumption was 95.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 13566.02 ms. Allocated memory was 262.1 MB in the beginning and 412.1 MB in the end (delta: 149.9 MB). Free memory was 127.9 MB in the beginning and 306.9 MB in the end (delta: -179.0 MB). There was no memory consumed. Max. memory is 8.0 GB. * Witness Printer took 412.35 ms. Allocated memory is still 412.1 MB. Free memory was 306.9 MB in the beginning and 265.0 MB in the end (delta: 41.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 667]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1627]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 54 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 571 locations, 54 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.4s, OverallIterations: 60, TraceHistogramMax: 1, AutomataDifference: 8.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 28322 SDtfs, 20514 SDslu, 47060 SDs, 0 SdLazy, 4770 SolverSat, 715 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 431 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 292 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=700occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 60 MinimizatonAttempts, 3599 StatesRemovedByMinimization, 42 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 2513 NumberOfCodeBlocks, 2513 NumberOfCodeBlocksAsserted, 60 NumberOfCheckSat, 2453 ConstructedInterpolants, 0 QuantifiedInterpolants, 274009 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 60 InterpolantComputations, 60 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...