/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_simpl3.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 17:35:00,360 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 17:35:00,362 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 17:35:00,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 17:35:00,398 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 17:35:00,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 17:35:00,401 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 17:35:00,404 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 17:35:00,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 17:35:00,407 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 17:35:00,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 17:35:00,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 17:35:00,410 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 17:35:00,412 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 17:35:00,413 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 17:35:00,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 17:35:00,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 17:35:00,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 17:35:00,433 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 17:35:00,435 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 17:35:00,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 17:35:00,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 17:35:00,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 17:35:00,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 17:35:00,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 17:35:00,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 17:35:00,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 17:35:00,446 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 17:35:00,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 17:35:00,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 17:35:00,448 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 17:35:00,449 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 17:35:00,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 17:35:00,451 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 17:35:00,452 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 17:35:00,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 17:35:00,453 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 17:35:00,454 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 17:35:00,454 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 17:35:00,455 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 17:35:00,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 17:35:00,457 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-12-23 17:35:00,484 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 17:35:00,485 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 17:35:00,486 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 17:35:00,487 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 17:35:00,487 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 17:35:00,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 17:35:00,488 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-23 17:35:00,488 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 17:35:00,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 17:35:00,489 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-23 17:35:00,489 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-23 17:35:00,489 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-23 17:35:00,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 17:35:00,490 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-23 17:35:00,490 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 17:35:00,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 17:35:00,490 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 17:35:00,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 17:35:00,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 17:35:00,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 17:35:00,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 17:35:00,492 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 17:35:00,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 17:35:00,492 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 17:35:00,493 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 17:35:00,891 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 17:35:00,915 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 17:35:00,918 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 17:35:00,920 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 17:35:00,920 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 17:35:00,921 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl3.cil-1.c [2020-12-23 17:35:01,014 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/11068812a/1b07949feded4b4c91f98fa41628c6c4/FLAG37241f7d0 [2020-12-23 17:35:01,661 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 17:35:01,661 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/floppy_simpl3.cil-1.c [2020-12-23 17:35:01,680 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/11068812a/1b07949feded4b4c91f98fa41628c6c4/FLAG37241f7d0 [2020-12-23 17:35:01,965 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/11068812a/1b07949feded4b4c91f98fa41628c6c4 [2020-12-23 17:35:01,971 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 17:35:01,973 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 17:35:01,979 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 17:35:01,979 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 17:35:01,983 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 17:35:01,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 05:35:01" (1/1) ... [2020-12-23 17:35:01,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2425b1c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 05:35:01, skipping insertion in model container [2020-12-23 17:35:01,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 05:35:01" (1/1) ... [2020-12-23 17:35:01,994 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 17:35:02,070 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-23 17:35:02,243 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_simpl3.cil-1.c[2713,2726] 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[~__cil_tmp43~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp44~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp45~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp46~0,] 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__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[~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[~customIrp~0,GLOBAL] 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[~tmp_ndt_5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_6~0,] 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_12~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_7~0,] 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_8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_11~0,] [2020-12-23 17:35:02,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 17:35:02,411 INFO L203 MainTranslator]: Completed pre-run [2020-12-23 17:35:02,436 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_simpl3.cil-1.c[2713,2726] 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[~__cil_tmp43~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp44~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp45~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp46~0,] 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__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[~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[~customIrp~0,GLOBAL] 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[~tmp_ndt_5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_6~0,] 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_12~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_7~0,] 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_8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp_ndt_11~0,] [2020-12-23 17:35:02,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 17:35:02,614 INFO L208 MainTranslator]: Completed translation [2020-12-23 17:35:02,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 05:35:02 WrapperNode [2020-12-23 17:35:02,615 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 17:35:02,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 17:35:02,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 17:35:02,617 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 17:35:02,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 05:35:02" (1/1) ... [2020-12-23 17:35:02,646 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 05:35:02" (1/1) ... [2020-12-23 17:35:02,794 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 17:35:02,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 17:35:02,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 17:35:02,795 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 17:35:02,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 05:35:02" (1/1) ... [2020-12-23 17:35:02,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 05:35:02" (1/1) ... [2020-12-23 17:35:02,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 05:35:02" (1/1) ... [2020-12-23 17:35:02,831 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 05:35:02" (1/1) ... [2020-12-23 17:35:02,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 05:35:02" (1/1) ... [2020-12-23 17:35:02,914 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 05:35:02" (1/1) ... [2020-12-23 17:35:02,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 05:35:02" (1/1) ... [2020-12-23 17:35:02,935 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 17:35:02,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 17:35:02,936 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 17:35:02,936 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 17:35:02,937 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 05:35:02" (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 [2020-12-23 17:35:03,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 17:35:03,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 17:35:03,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 17:35:03,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 17:35:03,351 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,357 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,364 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,369 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,370 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,373 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,377 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,380 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,382 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,383 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,387 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,390 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,392 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,392 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,395 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,397 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,401 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,405 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,407 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,409 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,412 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,414 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,414 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:03,416 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-23 17:35:04,403 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##416: assume !false; [2020-12-23 17:35:04,403 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##415: assume false; [2020-12-23 17:35:04,404 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##445: assume false; [2020-12-23 17:35:04,404 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##290: assume false; [2020-12-23 17:35:04,404 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##291: assume !false; [2020-12-23 17:35:04,404 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##490: assume !false; [2020-12-23 17:35:04,405 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##269: assume false; [2020-12-23 17:35:04,405 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##270: assume !false; [2020-12-23 17:35:04,405 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##446: assume !false; [2020-12-23 17:35:04,405 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##209: assume false; [2020-12-23 17:35:04,405 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##210: assume !false; [2020-12-23 17:35:04,406 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##463: assume false; [2020-12-23 17:35:04,406 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##464: assume !false; [2020-12-23 17:35:04,406 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##470: assume false; [2020-12-23 17:35:04,406 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##232: assume false; [2020-12-23 17:35:04,406 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##471: assume !false; [2020-12-23 17:35:04,406 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##233: assume !false; [2020-12-23 17:35:04,407 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##242: assume !false; [2020-12-23 17:35:04,407 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##241: assume false; [2020-12-23 17:35:04,407 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##489: assume false; [2020-12-23 17:35:04,407 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##246: assume !false; [2020-12-23 17:35:04,407 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##245: assume false; [2020-12-23 17:35:04,408 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2020-12-23 17:35:04,408 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2020-12-23 17:35:04,408 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##86: assume !false; [2020-12-23 17:35:04,408 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume false; [2020-12-23 17:35:04,408 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##175: assume !false; [2020-12-23 17:35:04,409 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##174: assume false; [2020-12-23 17:35:04,409 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##180: assume false; [2020-12-23 17:35:04,409 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##181: assume !false; [2020-12-23 17:35:04,409 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !false; [2020-12-23 17:35:04,409 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume false; [2020-12-23 17:35:04,410 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##137: assume false; [2020-12-23 17:35:04,410 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !false; [2020-12-23 17:35:04,410 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##34: assume false; [2020-12-23 17:35:04,410 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##138: assume !false; [2020-12-23 17:35:04,410 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##393: assume false; [2020-12-23 17:35:04,411 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume false; [2020-12-23 17:35:04,411 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##394: assume !false; [2020-12-23 17:35:04,411 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !false; [2020-12-23 17:35:04,411 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##164: assume !false; [2020-12-23 17:35:04,411 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##163: assume false; [2020-12-23 17:35:04,411 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##329: assume false; [2020-12-23 17:35:04,412 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##330: assume !false; [2020-12-23 17:35:04,412 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##108: assume !false; [2020-12-23 17:35:04,412 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##107: assume false; [2020-12-23 17:35:04,412 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##364: assume !false; [2020-12-23 17:35:04,412 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##363: assume false; [2020-12-23 17:35:04,430 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 17:35:04,431 INFO L299 CfgBuilder]: Removed 207 assume(true) statements. [2020-12-23 17:35:04,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 05:35:04 BoogieIcfgContainer [2020-12-23 17:35:04,434 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 17:35:04,435 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 17:35:04,435 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 17:35:04,439 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 17:35:04,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 05:35:01" (1/3) ... [2020-12-23 17:35:04,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@464031d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 05:35:04, skipping insertion in model container [2020-12-23 17:35:04,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 05:35:02" (2/3) ... [2020-12-23 17:35:04,441 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@464031d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 05:35:04, skipping insertion in model container [2020-12-23 17:35:04,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 05:35:04" (3/3) ... [2020-12-23 17:35:04,443 INFO L111 eAbstractionObserver]: Analyzing ICFG floppy_simpl3.cil-1.c [2020-12-23 17:35:04,450 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 17:35:04,456 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 42 error locations. [2020-12-23 17:35:04,476 INFO L253 AbstractCegarLoop]: Starting to check reachability of 42 error locations. [2020-12-23 17:35:04,500 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 17:35:04,500 INFO L378 AbstractCegarLoop]: Hoare is false [2020-12-23 17:35:04,500 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 17:35:04,500 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 17:35:04,500 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 17:35:04,500 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 17:35:04,501 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 17:35:04,501 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 17:35:04,531 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states. [2020-12-23 17:35:04,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-23 17:35:04,539 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:04,540 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-12-23 17:35:04,540 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:04,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:04,547 INFO L82 PathProgramCache]: Analyzing trace with hash 1805892451, now seen corresponding path program 1 times [2020-12-23 17:35:04,558 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:04,559 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138683057] [2020-12-23 17:35:04,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:04,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:04,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:04,769 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138683057] [2020-12-23 17:35:04,770 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:04,771 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 17:35:04,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040246702] [2020-12-23 17:35:04,777 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 17:35:04,777 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:04,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 17:35:04,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 17:35:04,797 INFO L87 Difference]: Start difference. First operand 422 states. Second operand 3 states. [2020-12-23 17:35:04,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:04,908 INFO L93 Difference]: Finished difference Result 422 states and 559 transitions. [2020-12-23 17:35:04,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 17:35:04,914 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-12-23 17:35:04,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:04,947 INFO L225 Difference]: With dead ends: 422 [2020-12-23 17:35:04,947 INFO L226 Difference]: Without dead ends: 420 [2020-12-23 17:35:04,954 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 [2020-12-23 17:35:04,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2020-12-23 17:35:05,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 420. [2020-12-23 17:35:05,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 420 states. [2020-12-23 17:35:05,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 557 transitions. [2020-12-23 17:35:05,051 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 557 transitions. Word has length 7 [2020-12-23 17:35:05,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:05,052 INFO L481 AbstractCegarLoop]: Abstraction has 420 states and 557 transitions. [2020-12-23 17:35:05,052 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 17:35:05,053 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 557 transitions. [2020-12-23 17:35:05,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-23 17:35:05,054 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:05,054 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 17:35:05,055 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 17:35:05,057 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:05,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:05,058 INFO L82 PathProgramCache]: Analyzing trace with hash 294498135, now seen corresponding path program 1 times [2020-12-23 17:35:05,058 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:05,059 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396543964] [2020-12-23 17:35:05,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:05,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:05,160 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396543964] [2020-12-23 17:35:05,161 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:05,161 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 17:35:05,161 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455415085] [2020-12-23 17:35:05,163 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 17:35:05,163 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:05,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 17:35:05,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 17:35:05,164 INFO L87 Difference]: Start difference. First operand 420 states and 557 transitions. Second operand 3 states. [2020-12-23 17:35:05,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:05,185 INFO L93 Difference]: Finished difference Result 419 states and 556 transitions. [2020-12-23 17:35:05,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 17:35:05,187 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-12-23 17:35:05,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:05,189 INFO L225 Difference]: With dead ends: 419 [2020-12-23 17:35:05,189 INFO L226 Difference]: Without dead ends: 416 [2020-12-23 17:35:05,191 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 [2020-12-23 17:35:05,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2020-12-23 17:35:05,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 416. [2020-12-23 17:35:05,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 416 states. [2020-12-23 17:35:05,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 546 transitions. [2020-12-23 17:35:05,230 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 546 transitions. Word has length 9 [2020-12-23 17:35:05,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:05,231 INFO L481 AbstractCegarLoop]: Abstraction has 416 states and 546 transitions. [2020-12-23 17:35:05,231 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 17:35:05,231 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 546 transitions. [2020-12-23 17:35:05,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-23 17:35:05,232 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:05,232 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 17:35:05,232 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 17:35:05,233 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:05,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:05,234 INFO L82 PathProgramCache]: Analyzing trace with hash -32433196, now seen corresponding path program 1 times [2020-12-23 17:35:05,234 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:05,234 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18858621] [2020-12-23 17:35:05,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:05,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:05,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:05,350 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18858621] [2020-12-23 17:35:05,350 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:05,350 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 17:35:05,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42855426] [2020-12-23 17:35:05,351 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 17:35:05,351 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:05,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 17:35:05,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 17:35:05,352 INFO L87 Difference]: Start difference. First operand 416 states and 546 transitions. Second operand 3 states. [2020-12-23 17:35:05,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:05,641 INFO L93 Difference]: Finished difference Result 548 states and 723 transitions. [2020-12-23 17:35:05,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 17:35:05,641 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-12-23 17:35:05,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:05,645 INFO L225 Difference]: With dead ends: 548 [2020-12-23 17:35:05,646 INFO L226 Difference]: Without dead ends: 547 [2020-12-23 17:35:05,648 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 [2020-12-23 17:35:05,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 547 states. [2020-12-23 17:35:05,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 547 to 521. [2020-12-23 17:35:05,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 521 states. [2020-12-23 17:35:05,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 521 states and 697 transitions. [2020-12-23 17:35:05,662 INFO L78 Accepts]: Start accepts. Automaton has 521 states and 697 transitions. Word has length 13 [2020-12-23 17:35:05,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:05,663 INFO L481 AbstractCegarLoop]: Abstraction has 521 states and 697 transitions. [2020-12-23 17:35:05,663 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 17:35:05,663 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 697 transitions. [2020-12-23 17:35:05,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-23 17:35:05,664 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:05,664 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 17:35:05,665 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 17:35:05,666 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:05,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:05,667 INFO L82 PathProgramCache]: Analyzing trace with hash 563627937, now seen corresponding path program 1 times [2020-12-23 17:35:05,668 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:05,668 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716917961] [2020-12-23 17:35:05,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:05,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:05,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:05,777 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716917961] [2020-12-23 17:35:05,777 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:05,777 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 17:35:05,777 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8186099] [2020-12-23 17:35:05,778 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 17:35:05,778 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:05,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 17:35:05,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 17:35:05,779 INFO L87 Difference]: Start difference. First operand 521 states and 697 transitions. Second operand 3 states. [2020-12-23 17:35:05,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:05,824 INFO L93 Difference]: Finished difference Result 690 states and 922 transitions. [2020-12-23 17:35:05,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 17:35:05,824 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2020-12-23 17:35:05,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:05,828 INFO L225 Difference]: With dead ends: 690 [2020-12-23 17:35:05,828 INFO L226 Difference]: Without dead ends: 690 [2020-12-23 17:35:05,829 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 [2020-12-23 17:35:05,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 690 states. [2020-12-23 17:35:05,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 690 to 519. [2020-12-23 17:35:05,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 519 states. [2020-12-23 17:35:05,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 519 states and 696 transitions. [2020-12-23 17:35:05,851 INFO L78 Accepts]: Start accepts. Automaton has 519 states and 696 transitions. Word has length 16 [2020-12-23 17:35:05,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:05,852 INFO L481 AbstractCegarLoop]: Abstraction has 519 states and 696 transitions. [2020-12-23 17:35:05,852 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 17:35:05,852 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 696 transitions. [2020-12-23 17:35:05,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-23 17:35:05,854 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:05,854 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 17:35:05,854 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 17:35:05,854 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:05,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:05,855 INFO L82 PathProgramCache]: Analyzing trace with hash 6806604, now seen corresponding path program 1 times [2020-12-23 17:35:05,855 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:05,856 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156745729] [2020-12-23 17:35:05,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:05,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:05,945 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156745729] [2020-12-23 17:35:05,947 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:05,947 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 17:35:05,947 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860372507] [2020-12-23 17:35:05,952 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 17:35:05,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:05,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 17:35:05,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 17:35:05,953 INFO L87 Difference]: Start difference. First operand 519 states and 696 transitions. Second operand 3 states. [2020-12-23 17:35:05,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:05,980 INFO L93 Difference]: Finished difference Result 578 states and 769 transitions. [2020-12-23 17:35:05,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 17:35:05,980 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-23 17:35:05,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:05,983 INFO L225 Difference]: With dead ends: 578 [2020-12-23 17:35:05,983 INFO L226 Difference]: Without dead ends: 578 [2020-12-23 17:35:05,984 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 [2020-12-23 17:35:05,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2020-12-23 17:35:05,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 537. [2020-12-23 17:35:05,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 537 states. [2020-12-23 17:35:05,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 537 states and 727 transitions. [2020-12-23 17:35:05,996 INFO L78 Accepts]: Start accepts. Automaton has 537 states and 727 transitions. Word has length 19 [2020-12-23 17:35:05,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:05,996 INFO L481 AbstractCegarLoop]: Abstraction has 537 states and 727 transitions. [2020-12-23 17:35:05,996 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 17:35:05,997 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 727 transitions. [2020-12-23 17:35:05,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-23 17:35:05,998 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:05,999 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] [2020-12-23 17:35:05,999 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 17:35:05,999 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:06,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:06,000 INFO L82 PathProgramCache]: Analyzing trace with hash -450647822, now seen corresponding path program 1 times [2020-12-23 17:35:06,000 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:06,000 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791484046] [2020-12-23 17:35:06,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:06,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:06,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:06,052 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791484046] [2020-12-23 17:35:06,052 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:06,053 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 17:35:06,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125396544] [2020-12-23 17:35:06,053 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 17:35:06,053 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:06,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 17:35:06,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 17:35:06,054 INFO L87 Difference]: Start difference. First operand 537 states and 727 transitions. Second operand 4 states. [2020-12-23 17:35:06,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:06,095 INFO L93 Difference]: Finished difference Result 599 states and 799 transitions. [2020-12-23 17:35:06,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 17:35:06,096 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2020-12-23 17:35:06,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:06,099 INFO L225 Difference]: With dead ends: 599 [2020-12-23 17:35:06,099 INFO L226 Difference]: Without dead ends: 599 [2020-12-23 17:35:06,100 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 [2020-12-23 17:35:06,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 599 states. [2020-12-23 17:35:06,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 599 to 539. [2020-12-23 17:35:06,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 539 states. [2020-12-23 17:35:06,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 729 transitions. [2020-12-23 17:35:06,114 INFO L78 Accepts]: Start accepts. Automaton has 539 states and 729 transitions. Word has length 22 [2020-12-23 17:35:06,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:06,114 INFO L481 AbstractCegarLoop]: Abstraction has 539 states and 729 transitions. [2020-12-23 17:35:06,114 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 17:35:06,114 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 729 transitions. [2020-12-23 17:35:06,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-23 17:35:06,121 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:06,121 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] [2020-12-23 17:35:06,121 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 17:35:06,122 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:06,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:06,124 INFO L82 PathProgramCache]: Analyzing trace with hash 364241657, now seen corresponding path program 1 times [2020-12-23 17:35:06,124 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:06,124 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840224915] [2020-12-23 17:35:06,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:06,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:06,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:06,183 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840224915] [2020-12-23 17:35:06,183 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:06,183 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 17:35:06,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759818981] [2020-12-23 17:35:06,184 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 17:35:06,185 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:06,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 17:35:06,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 17:35:06,195 INFO L87 Difference]: Start difference. First operand 539 states and 729 transitions. Second operand 3 states. [2020-12-23 17:35:06,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:06,361 INFO L93 Difference]: Finished difference Result 569 states and 767 transitions. [2020-12-23 17:35:06,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 17:35:06,362 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-12-23 17:35:06,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:06,366 INFO L225 Difference]: With dead ends: 569 [2020-12-23 17:35:06,366 INFO L226 Difference]: Without dead ends: 569 [2020-12-23 17:35:06,367 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 [2020-12-23 17:35:06,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2020-12-23 17:35:06,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 566. [2020-12-23 17:35:06,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 566 states. [2020-12-23 17:35:06,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 765 transitions. [2020-12-23 17:35:06,381 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 765 transitions. Word has length 22 [2020-12-23 17:35:06,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:06,382 INFO L481 AbstractCegarLoop]: Abstraction has 566 states and 765 transitions. [2020-12-23 17:35:06,382 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 17:35:06,382 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 765 transitions. [2020-12-23 17:35:06,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-23 17:35:06,383 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:06,384 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] [2020-12-23 17:35:06,384 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 17:35:06,384 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:06,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:06,385 INFO L82 PathProgramCache]: Analyzing trace with hash -1575831316, now seen corresponding path program 1 times [2020-12-23 17:35:06,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:06,389 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25464957] [2020-12-23 17:35:06,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:06,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:06,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:06,490 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25464957] [2020-12-23 17:35:06,490 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:06,490 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 17:35:06,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712879014] [2020-12-23 17:35:06,492 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 17:35:06,492 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:06,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 17:35:06,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 17:35:06,493 INFO L87 Difference]: Start difference. First operand 566 states and 765 transitions. Second operand 4 states. [2020-12-23 17:35:06,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:06,662 INFO L93 Difference]: Finished difference Result 569 states and 765 transitions. [2020-12-23 17:35:06,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 17:35:06,662 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 23 [2020-12-23 17:35:06,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:06,672 INFO L225 Difference]: With dead ends: 569 [2020-12-23 17:35:06,672 INFO L226 Difference]: Without dead ends: 569 [2020-12-23 17:35:06,673 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 [2020-12-23 17:35:06,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2020-12-23 17:35:06,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 566. [2020-12-23 17:35:06,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 566 states. [2020-12-23 17:35:06,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 763 transitions. [2020-12-23 17:35:06,687 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 763 transitions. Word has length 23 [2020-12-23 17:35:06,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:06,688 INFO L481 AbstractCegarLoop]: Abstraction has 566 states and 763 transitions. [2020-12-23 17:35:06,688 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 17:35:06,688 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 763 transitions. [2020-12-23 17:35:06,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-23 17:35:06,689 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:06,689 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] [2020-12-23 17:35:06,689 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 17:35:06,690 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:06,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:06,690 INFO L82 PathProgramCache]: Analyzing trace with hash -2139092952, now seen corresponding path program 1 times [2020-12-23 17:35:06,692 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:06,692 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288549745] [2020-12-23 17:35:06,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:06,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:06,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:06,769 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288549745] [2020-12-23 17:35:06,770 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:06,770 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 17:35:06,771 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992338937] [2020-12-23 17:35:06,771 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 17:35:06,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:06,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 17:35:06,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 17:35:06,772 INFO L87 Difference]: Start difference. First operand 566 states and 763 transitions. Second operand 4 states. [2020-12-23 17:35:06,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:06,936 INFO L93 Difference]: Finished difference Result 569 states and 763 transitions. [2020-12-23 17:35:06,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 17:35:06,936 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2020-12-23 17:35:06,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:06,939 INFO L225 Difference]: With dead ends: 569 [2020-12-23 17:35:06,940 INFO L226 Difference]: Without dead ends: 569 [2020-12-23 17:35:06,940 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 [2020-12-23 17:35:06,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2020-12-23 17:35:06,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 566. [2020-12-23 17:35:06,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 566 states. [2020-12-23 17:35:06,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 761 transitions. [2020-12-23 17:35:06,952 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 761 transitions. Word has length 24 [2020-12-23 17:35:06,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:06,953 INFO L481 AbstractCegarLoop]: Abstraction has 566 states and 761 transitions. [2020-12-23 17:35:06,953 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 17:35:06,953 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 761 transitions. [2020-12-23 17:35:06,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-23 17:35:06,954 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:06,954 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] [2020-12-23 17:35:06,954 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 17:35:06,955 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:06,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:06,955 INFO L82 PathProgramCache]: Analyzing trace with hash 1167485085, now seen corresponding path program 1 times [2020-12-23 17:35:06,955 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:06,956 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692735233] [2020-12-23 17:35:06,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:06,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:07,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:07,005 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692735233] [2020-12-23 17:35:07,005 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:07,005 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 17:35:07,005 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895633169] [2020-12-23 17:35:07,006 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 17:35:07,006 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:07,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 17:35:07,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 17:35:07,007 INFO L87 Difference]: Start difference. First operand 566 states and 761 transitions. Second operand 3 states. [2020-12-23 17:35:07,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:07,157 INFO L93 Difference]: Finished difference Result 760 states and 1016 transitions. [2020-12-23 17:35:07,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 17:35:07,158 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-12-23 17:35:07,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:07,162 INFO L225 Difference]: With dead ends: 760 [2020-12-23 17:35:07,162 INFO L226 Difference]: Without dead ends: 760 [2020-12-23 17:35:07,163 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 [2020-12-23 17:35:07,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 760 states. [2020-12-23 17:35:07,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 760 to 584. [2020-12-23 17:35:07,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 584 states. [2020-12-23 17:35:07,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 788 transitions. [2020-12-23 17:35:07,176 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 788 transitions. Word has length 25 [2020-12-23 17:35:07,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:07,176 INFO L481 AbstractCegarLoop]: Abstraction has 584 states and 788 transitions. [2020-12-23 17:35:07,176 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 17:35:07,177 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 788 transitions. [2020-12-23 17:35:07,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-23 17:35:07,177 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:07,178 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] [2020-12-23 17:35:07,178 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 17:35:07,178 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:07,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:07,179 INFO L82 PathProgramCache]: Analyzing trace with hash -1184010678, now seen corresponding path program 1 times [2020-12-23 17:35:07,179 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:07,179 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748345845] [2020-12-23 17:35:07,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:07,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:07,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:07,210 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748345845] [2020-12-23 17:35:07,210 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:07,210 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 17:35:07,211 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195015454] [2020-12-23 17:35:07,211 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 17:35:07,211 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:07,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 17:35:07,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 17:35:07,212 INFO L87 Difference]: Start difference. First operand 584 states and 788 transitions. Second operand 3 states. [2020-12-23 17:35:07,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:07,334 INFO L93 Difference]: Finished difference Result 572 states and 775 transitions. [2020-12-23 17:35:07,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 17:35:07,334 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-12-23 17:35:07,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:07,337 INFO L225 Difference]: With dead ends: 572 [2020-12-23 17:35:07,338 INFO L226 Difference]: Without dead ends: 572 [2020-12-23 17:35:07,338 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 [2020-12-23 17:35:07,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2020-12-23 17:35:07,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 572. [2020-12-23 17:35:07,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 572 states. [2020-12-23 17:35:07,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 572 states and 775 transitions. [2020-12-23 17:35:07,350 INFO L78 Accepts]: Start accepts. Automaton has 572 states and 775 transitions. Word has length 25 [2020-12-23 17:35:07,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:07,350 INFO L481 AbstractCegarLoop]: Abstraction has 572 states and 775 transitions. [2020-12-23 17:35:07,350 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 17:35:07,350 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 775 transitions. [2020-12-23 17:35:07,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-23 17:35:07,351 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:07,351 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] [2020-12-23 17:35:07,352 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-23 17:35:07,352 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:07,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:07,352 INFO L82 PathProgramCache]: Analyzing trace with hash 2043637155, now seen corresponding path program 1 times [2020-12-23 17:35:07,353 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:07,353 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264604867] [2020-12-23 17:35:07,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:07,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:07,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:07,386 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264604867] [2020-12-23 17:35:07,387 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:07,387 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 17:35:07,387 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449426067] [2020-12-23 17:35:07,387 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 17:35:07,388 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:07,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 17:35:07,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 17:35:07,388 INFO L87 Difference]: Start difference. First operand 572 states and 775 transitions. Second operand 4 states. [2020-12-23 17:35:07,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:07,419 INFO L93 Difference]: Finished difference Result 583 states and 785 transitions. [2020-12-23 17:35:07,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 17:35:07,419 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 25 [2020-12-23 17:35:07,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:07,422 INFO L225 Difference]: With dead ends: 583 [2020-12-23 17:35:07,423 INFO L226 Difference]: Without dead ends: 570 [2020-12-23 17:35:07,423 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 [2020-12-23 17:35:07,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2020-12-23 17:35:07,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 570. [2020-12-23 17:35:07,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 570 states. [2020-12-23 17:35:07,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 570 states and 772 transitions. [2020-12-23 17:35:07,434 INFO L78 Accepts]: Start accepts. Automaton has 570 states and 772 transitions. Word has length 25 [2020-12-23 17:35:07,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:07,435 INFO L481 AbstractCegarLoop]: Abstraction has 570 states and 772 transitions. [2020-12-23 17:35:07,435 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 17:35:07,435 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 772 transitions. [2020-12-23 17:35:07,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-23 17:35:07,436 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:07,436 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] [2020-12-23 17:35:07,436 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-23 17:35:07,437 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:07,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:07,437 INFO L82 PathProgramCache]: Analyzing trace with hash 1824640765, now seen corresponding path program 1 times [2020-12-23 17:35:07,437 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:07,438 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679444077] [2020-12-23 17:35:07,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:07,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:07,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:07,509 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679444077] [2020-12-23 17:35:07,510 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:07,510 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 17:35:07,510 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215347927] [2020-12-23 17:35:07,510 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 17:35:07,511 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:07,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 17:35:07,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 17:35:07,511 INFO L87 Difference]: Start difference. First operand 570 states and 772 transitions. Second operand 4 states. [2020-12-23 17:35:07,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:07,742 INFO L93 Difference]: Finished difference Result 611 states and 805 transitions. [2020-12-23 17:35:07,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 17:35:07,743 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2020-12-23 17:35:07,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:07,746 INFO L225 Difference]: With dead ends: 611 [2020-12-23 17:35:07,746 INFO L226 Difference]: Without dead ends: 611 [2020-12-23 17:35:07,747 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 [2020-12-23 17:35:07,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 611 states. [2020-12-23 17:35:07,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 611 to 553. [2020-12-23 17:35:07,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 553 states. [2020-12-23 17:35:07,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 553 states and 736 transitions. [2020-12-23 17:35:07,761 INFO L78 Accepts]: Start accepts. Automaton has 553 states and 736 transitions. Word has length 26 [2020-12-23 17:35:07,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:07,761 INFO L481 AbstractCegarLoop]: Abstraction has 553 states and 736 transitions. [2020-12-23 17:35:07,761 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 17:35:07,761 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 736 transitions. [2020-12-23 17:35:07,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-23 17:35:07,762 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:07,762 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] [2020-12-23 17:35:07,763 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-23 17:35:07,763 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:07,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:07,764 INFO L82 PathProgramCache]: Analyzing trace with hash -944626100, now seen corresponding path program 1 times [2020-12-23 17:35:07,764 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:07,764 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481636193] [2020-12-23 17:35:07,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:07,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:07,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:07,807 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481636193] [2020-12-23 17:35:07,807 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:07,807 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 17:35:07,808 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143370059] [2020-12-23 17:35:07,808 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 17:35:07,808 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:07,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 17:35:07,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 17:35:07,809 INFO L87 Difference]: Start difference. First operand 553 states and 736 transitions. Second operand 3 states. [2020-12-23 17:35:07,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:07,936 INFO L93 Difference]: Finished difference Result 555 states and 739 transitions. [2020-12-23 17:35:07,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 17:35:07,936 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-12-23 17:35:07,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:07,939 INFO L225 Difference]: With dead ends: 555 [2020-12-23 17:35:07,939 INFO L226 Difference]: Without dead ends: 555 [2020-12-23 17:35:07,940 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 [2020-12-23 17:35:07,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states. [2020-12-23 17:35:07,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 555. [2020-12-23 17:35:07,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2020-12-23 17:35:07,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 739 transitions. [2020-12-23 17:35:07,950 INFO L78 Accepts]: Start accepts. Automaton has 555 states and 739 transitions. Word has length 28 [2020-12-23 17:35:07,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:07,950 INFO L481 AbstractCegarLoop]: Abstraction has 555 states and 739 transitions. [2020-12-23 17:35:07,951 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 17:35:07,951 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 739 transitions. [2020-12-23 17:35:07,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-23 17:35:07,951 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:07,952 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] [2020-12-23 17:35:07,952 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-23 17:35:07,952 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:07,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:07,953 INFO L82 PathProgramCache]: Analyzing trace with hash -1312752221, now seen corresponding path program 1 times [2020-12-23 17:35:07,953 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:07,953 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626647878] [2020-12-23 17:35:07,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:07,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:07,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:07,993 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626647878] [2020-12-23 17:35:07,993 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:07,993 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 17:35:07,994 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395830974] [2020-12-23 17:35:07,994 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 17:35:07,994 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:07,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 17:35:07,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 17:35:07,997 INFO L87 Difference]: Start difference. First operand 555 states and 739 transitions. Second operand 3 states. [2020-12-23 17:35:08,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:08,024 INFO L93 Difference]: Finished difference Result 531 states and 697 transitions. [2020-12-23 17:35:08,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 17:35:08,024 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2020-12-23 17:35:08,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:08,027 INFO L225 Difference]: With dead ends: 531 [2020-12-23 17:35:08,027 INFO L226 Difference]: Without dead ends: 531 [2020-12-23 17:35:08,029 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 [2020-12-23 17:35:08,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 531 states. [2020-12-23 17:35:08,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 531 to 515. [2020-12-23 17:35:08,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 515 states. [2020-12-23 17:35:08,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 681 transitions. [2020-12-23 17:35:08,040 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 681 transitions. Word has length 29 [2020-12-23 17:35:08,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:08,041 INFO L481 AbstractCegarLoop]: Abstraction has 515 states and 681 transitions. [2020-12-23 17:35:08,041 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 17:35:08,041 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 681 transitions. [2020-12-23 17:35:08,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-23 17:35:08,042 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:08,043 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] [2020-12-23 17:35:08,043 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-23 17:35:08,043 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:08,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:08,044 INFO L82 PathProgramCache]: Analyzing trace with hash 259846608, now seen corresponding path program 1 times [2020-12-23 17:35:08,044 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:08,044 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936984948] [2020-12-23 17:35:08,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:08,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:08,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:08,111 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936984948] [2020-12-23 17:35:08,111 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:08,112 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 17:35:08,112 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113062713] [2020-12-23 17:35:08,112 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 17:35:08,112 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:08,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 17:35:08,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 17:35:08,113 INFO L87 Difference]: Start difference. First operand 515 states and 681 transitions. Second operand 5 states. [2020-12-23 17:35:08,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:08,312 INFO L93 Difference]: Finished difference Result 1054 states and 1387 transitions. [2020-12-23 17:35:08,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 17:35:08,313 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-12-23 17:35:08,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:08,318 INFO L225 Difference]: With dead ends: 1054 [2020-12-23 17:35:08,318 INFO L226 Difference]: Without dead ends: 1054 [2020-12-23 17:35:08,318 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 [2020-12-23 17:35:08,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2020-12-23 17:35:08,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 554. [2020-12-23 17:35:08,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 554 states. [2020-12-23 17:35:08,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 739 transitions. [2020-12-23 17:35:08,334 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 739 transitions. Word has length 32 [2020-12-23 17:35:08,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:08,334 INFO L481 AbstractCegarLoop]: Abstraction has 554 states and 739 transitions. [2020-12-23 17:35:08,334 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 17:35:08,335 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 739 transitions. [2020-12-23 17:35:08,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-23 17:35:08,336 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:08,336 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] [2020-12-23 17:35:08,336 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-23 17:35:08,337 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:08,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:08,337 INFO L82 PathProgramCache]: Analyzing trace with hash 175699761, now seen corresponding path program 1 times [2020-12-23 17:35:08,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:08,338 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382706043] [2020-12-23 17:35:08,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:08,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:08,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:08,384 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382706043] [2020-12-23 17:35:08,384 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:08,384 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 17:35:08,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418991202] [2020-12-23 17:35:08,385 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 17:35:08,394 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:08,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 17:35:08,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 17:35:08,396 INFO L87 Difference]: Start difference. First operand 554 states and 739 transitions. Second operand 3 states. [2020-12-23 17:35:08,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:08,418 INFO L93 Difference]: Finished difference Result 615 states and 812 transitions. [2020-12-23 17:35:08,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 17:35:08,419 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2020-12-23 17:35:08,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:08,422 INFO L225 Difference]: With dead ends: 615 [2020-12-23 17:35:08,422 INFO L226 Difference]: Without dead ends: 615 [2020-12-23 17:35:08,423 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 [2020-12-23 17:35:08,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615 states. [2020-12-23 17:35:08,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615 to 542. [2020-12-23 17:35:08,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 542 states. [2020-12-23 17:35:08,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 542 states and 721 transitions. [2020-12-23 17:35:08,434 INFO L78 Accepts]: Start accepts. Automaton has 542 states and 721 transitions. Word has length 33 [2020-12-23 17:35:08,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:08,434 INFO L481 AbstractCegarLoop]: Abstraction has 542 states and 721 transitions. [2020-12-23 17:35:08,434 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 17:35:08,434 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 721 transitions. [2020-12-23 17:35:08,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-23 17:35:08,435 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:08,435 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] [2020-12-23 17:35:08,435 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-23 17:35:08,436 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:08,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:08,436 INFO L82 PathProgramCache]: Analyzing trace with hash -744399452, now seen corresponding path program 1 times [2020-12-23 17:35:08,437 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:08,437 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922290015] [2020-12-23 17:35:08,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:08,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:08,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:08,482 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922290015] [2020-12-23 17:35:08,482 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:08,482 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 17:35:08,483 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713298932] [2020-12-23 17:35:08,483 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 17:35:08,483 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:08,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 17:35:08,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 17:35:08,484 INFO L87 Difference]: Start difference. First operand 542 states and 721 transitions. Second operand 4 states. [2020-12-23 17:35:08,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:08,636 INFO L93 Difference]: Finished difference Result 571 states and 740 transitions. [2020-12-23 17:35:08,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 17:35:08,636 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-12-23 17:35:08,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:08,639 INFO L225 Difference]: With dead ends: 571 [2020-12-23 17:35:08,639 INFO L226 Difference]: Without dead ends: 571 [2020-12-23 17:35:08,640 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 [2020-12-23 17:35:08,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 571 states. [2020-12-23 17:35:08,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 571 to 542. [2020-12-23 17:35:08,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 542 states. [2020-12-23 17:35:08,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 542 states and 707 transitions. [2020-12-23 17:35:08,651 INFO L78 Accepts]: Start accepts. Automaton has 542 states and 707 transitions. Word has length 33 [2020-12-23 17:35:08,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:08,652 INFO L481 AbstractCegarLoop]: Abstraction has 542 states and 707 transitions. [2020-12-23 17:35:08,652 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 17:35:08,652 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 707 transitions. [2020-12-23 17:35:08,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-23 17:35:08,653 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:08,653 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] [2020-12-23 17:35:08,653 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-23 17:35:08,653 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:08,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:08,654 INFO L82 PathProgramCache]: Analyzing trace with hash 536662182, now seen corresponding path program 1 times [2020-12-23 17:35:08,654 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:08,654 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952367711] [2020-12-23 17:35:08,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:08,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:08,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:08,692 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952367711] [2020-12-23 17:35:08,693 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:08,693 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 17:35:08,693 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716459498] [2020-12-23 17:35:08,693 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 17:35:08,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:08,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 17:35:08,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 17:35:08,694 INFO L87 Difference]: Start difference. First operand 542 states and 707 transitions. Second operand 5 states. [2020-12-23 17:35:08,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:08,744 INFO L93 Difference]: Finished difference Result 560 states and 725 transitions. [2020-12-23 17:35:08,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 17:35:08,744 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-12-23 17:35:08,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:08,747 INFO L225 Difference]: With dead ends: 560 [2020-12-23 17:35:08,747 INFO L226 Difference]: Without dead ends: 543 [2020-12-23 17:35:08,748 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 [2020-12-23 17:35:08,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2020-12-23 17:35:08,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 540. [2020-12-23 17:35:08,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 540 states. [2020-12-23 17:35:08,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 702 transitions. [2020-12-23 17:35:08,759 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 702 transitions. Word has length 34 [2020-12-23 17:35:08,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:08,759 INFO L481 AbstractCegarLoop]: Abstraction has 540 states and 702 transitions. [2020-12-23 17:35:08,759 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 17:35:08,759 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 702 transitions. [2020-12-23 17:35:08,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-23 17:35:08,760 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:08,760 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] [2020-12-23 17:35:08,760 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-23 17:35:08,761 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:08,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:08,761 INFO L82 PathProgramCache]: Analyzing trace with hash 1675490409, now seen corresponding path program 1 times [2020-12-23 17:35:08,762 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:08,762 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871998349] [2020-12-23 17:35:08,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:08,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:08,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:08,793 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871998349] [2020-12-23 17:35:08,793 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:08,793 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 17:35:08,793 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134775830] [2020-12-23 17:35:08,794 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 17:35:08,794 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:08,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 17:35:08,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 17:35:08,795 INFO L87 Difference]: Start difference. First operand 540 states and 702 transitions. Second operand 3 states. [2020-12-23 17:35:08,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:08,829 INFO L93 Difference]: Finished difference Result 650 states and 836 transitions. [2020-12-23 17:35:08,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 17:35:08,829 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2020-12-23 17:35:08,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:08,832 INFO L225 Difference]: With dead ends: 650 [2020-12-23 17:35:08,832 INFO L226 Difference]: Without dead ends: 650 [2020-12-23 17:35:08,833 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 [2020-12-23 17:35:08,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2020-12-23 17:35:08,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 541. [2020-12-23 17:35:08,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 541 states. [2020-12-23 17:35:08,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 541 states and 703 transitions. [2020-12-23 17:35:08,848 INFO L78 Accepts]: Start accepts. Automaton has 541 states and 703 transitions. Word has length 34 [2020-12-23 17:35:08,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:08,848 INFO L481 AbstractCegarLoop]: Abstraction has 541 states and 703 transitions. [2020-12-23 17:35:08,848 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 17:35:08,848 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 703 transitions. [2020-12-23 17:35:08,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-23 17:35:08,849 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:08,849 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] [2020-12-23 17:35:08,850 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-23 17:35:08,850 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:08,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:08,850 INFO L82 PathProgramCache]: Analyzing trace with hash -930533145, now seen corresponding path program 1 times [2020-12-23 17:35:08,852 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:08,852 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070512854] [2020-12-23 17:35:08,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:08,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:08,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:08,933 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070512854] [2020-12-23 17:35:08,933 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:08,933 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 17:35:08,933 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408586450] [2020-12-23 17:35:08,934 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 17:35:08,934 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:08,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 17:35:08,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 17:35:08,935 INFO L87 Difference]: Start difference. First operand 541 states and 703 transitions. Second operand 4 states. [2020-12-23 17:35:08,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:08,977 INFO L93 Difference]: Finished difference Result 704 states and 895 transitions. [2020-12-23 17:35:08,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 17:35:08,977 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2020-12-23 17:35:08,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:08,980 INFO L225 Difference]: With dead ends: 704 [2020-12-23 17:35:08,981 INFO L226 Difference]: Without dead ends: 704 [2020-12-23 17:35:08,981 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 17:35:08,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 704 states. [2020-12-23 17:35:08,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 704 to 600. [2020-12-23 17:35:08,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 600 states. [2020-12-23 17:35:08,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 600 states and 773 transitions. [2020-12-23 17:35:08,993 INFO L78 Accepts]: Start accepts. Automaton has 600 states and 773 transitions. Word has length 34 [2020-12-23 17:35:08,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:08,993 INFO L481 AbstractCegarLoop]: Abstraction has 600 states and 773 transitions. [2020-12-23 17:35:08,993 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 17:35:08,993 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 773 transitions. [2020-12-23 17:35:08,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-23 17:35:08,994 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:08,994 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] [2020-12-23 17:35:08,995 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-23 17:35:08,995 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:08,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:08,995 INFO L82 PathProgramCache]: Analyzing trace with hash -992572759, now seen corresponding path program 1 times [2020-12-23 17:35:08,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:08,996 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041404262] [2020-12-23 17:35:08,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:09,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:09,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:09,100 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041404262] [2020-12-23 17:35:09,100 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:09,101 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 17:35:09,101 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576974826] [2020-12-23 17:35:09,101 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 17:35:09,101 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:09,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 17:35:09,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 17:35:09,102 INFO L87 Difference]: Start difference. First operand 600 states and 773 transitions. Second operand 4 states. [2020-12-23 17:35:09,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:09,149 INFO L93 Difference]: Finished difference Result 570 states and 726 transitions. [2020-12-23 17:35:09,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 17:35:09,150 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2020-12-23 17:35:09,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:09,153 INFO L225 Difference]: With dead ends: 570 [2020-12-23 17:35:09,153 INFO L226 Difference]: Without dead ends: 570 [2020-12-23 17:35:09,153 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 [2020-12-23 17:35:09,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2020-12-23 17:35:09,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 565. [2020-12-23 17:35:09,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 565 states. [2020-12-23 17:35:09,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 722 transitions. [2020-12-23 17:35:09,166 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 722 transitions. Word has length 34 [2020-12-23 17:35:09,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:09,166 INFO L481 AbstractCegarLoop]: Abstraction has 565 states and 722 transitions. [2020-12-23 17:35:09,166 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 17:35:09,166 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 722 transitions. [2020-12-23 17:35:09,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-23 17:35:09,167 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:09,168 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] [2020-12-23 17:35:09,168 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-23 17:35:09,168 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:09,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:09,169 INFO L82 PathProgramCache]: Analyzing trace with hash 813687739, now seen corresponding path program 1 times [2020-12-23 17:35:09,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:09,169 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155469466] [2020-12-23 17:35:09,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:09,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:09,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:09,212 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155469466] [2020-12-23 17:35:09,212 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:09,212 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 17:35:09,212 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061249280] [2020-12-23 17:35:09,213 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 17:35:09,213 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:09,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 17:35:09,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 17:35:09,217 INFO L87 Difference]: Start difference. First operand 565 states and 722 transitions. Second operand 4 states. [2020-12-23 17:35:09,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:09,407 INFO L93 Difference]: Finished difference Result 538 states and 670 transitions. [2020-12-23 17:35:09,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 17:35:09,407 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2020-12-23 17:35:09,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:09,410 INFO L225 Difference]: With dead ends: 538 [2020-12-23 17:35:09,410 INFO L226 Difference]: Without dead ends: 538 [2020-12-23 17:35:09,411 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 [2020-12-23 17:35:09,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2020-12-23 17:35:09,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 522. [2020-12-23 17:35:09,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 522 states. [2020-12-23 17:35:09,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 522 states and 654 transitions. [2020-12-23 17:35:09,422 INFO L78 Accepts]: Start accepts. Automaton has 522 states and 654 transitions. Word has length 35 [2020-12-23 17:35:09,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:09,422 INFO L481 AbstractCegarLoop]: Abstraction has 522 states and 654 transitions. [2020-12-23 17:35:09,422 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 17:35:09,422 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 654 transitions. [2020-12-23 17:35:09,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-23 17:35:09,423 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:09,423 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] [2020-12-23 17:35:09,423 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-23 17:35:09,424 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:09,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:09,424 INFO L82 PathProgramCache]: Analyzing trace with hash -759040003, now seen corresponding path program 1 times [2020-12-23 17:35:09,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:09,425 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969876524] [2020-12-23 17:35:09,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:09,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:09,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:09,452 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969876524] [2020-12-23 17:35:09,453 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:09,453 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 17:35:09,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906619552] [2020-12-23 17:35:09,453 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 17:35:09,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:09,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 17:35:09,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 17:35:09,454 INFO L87 Difference]: Start difference. First operand 522 states and 654 transitions. Second operand 3 states. [2020-12-23 17:35:09,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:09,530 INFO L93 Difference]: Finished difference Result 521 states and 645 transitions. [2020-12-23 17:35:09,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 17:35:09,530 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-12-23 17:35:09,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:09,533 INFO L225 Difference]: With dead ends: 521 [2020-12-23 17:35:09,533 INFO L226 Difference]: Without dead ends: 521 [2020-12-23 17:35:09,533 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 [2020-12-23 17:35:09,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 521 states. [2020-12-23 17:35:09,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 521 to 515. [2020-12-23 17:35:09,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 515 states. [2020-12-23 17:35:09,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 641 transitions. [2020-12-23 17:35:09,544 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 641 transitions. Word has length 35 [2020-12-23 17:35:09,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:09,544 INFO L481 AbstractCegarLoop]: Abstraction has 515 states and 641 transitions. [2020-12-23 17:35:09,544 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 17:35:09,544 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 641 transitions. [2020-12-23 17:35:09,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-23 17:35:09,545 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:09,546 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] [2020-12-23 17:35:09,546 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-12-23 17:35:09,546 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:09,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:09,547 INFO L82 PathProgramCache]: Analyzing trace with hash 111409610, now seen corresponding path program 1 times [2020-12-23 17:35:09,547 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:09,547 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589059666] [2020-12-23 17:35:09,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:09,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:09,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:09,606 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589059666] [2020-12-23 17:35:09,607 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:09,607 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 17:35:09,607 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896107099] [2020-12-23 17:35:09,607 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 17:35:09,608 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:09,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 17:35:09,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 17:35:09,608 INFO L87 Difference]: Start difference. First operand 515 states and 641 transitions. Second operand 4 states. [2020-12-23 17:35:09,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:09,725 INFO L93 Difference]: Finished difference Result 536 states and 657 transitions. [2020-12-23 17:35:09,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 17:35:09,726 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2020-12-23 17:35:09,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:09,729 INFO L225 Difference]: With dead ends: 536 [2020-12-23 17:35:09,729 INFO L226 Difference]: Without dead ends: 536 [2020-12-23 17:35:09,729 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 [2020-12-23 17:35:09,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2020-12-23 17:35:09,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 512. [2020-12-23 17:35:09,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 512 states. [2020-12-23 17:35:09,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 632 transitions. [2020-12-23 17:35:09,741 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 632 transitions. Word has length 35 [2020-12-23 17:35:09,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:09,741 INFO L481 AbstractCegarLoop]: Abstraction has 512 states and 632 transitions. [2020-12-23 17:35:09,741 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 17:35:09,741 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 632 transitions. [2020-12-23 17:35:09,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-23 17:35:09,742 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:09,742 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] [2020-12-23 17:35:09,742 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-12-23 17:35:09,743 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:09,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:09,743 INFO L82 PathProgramCache]: Analyzing trace with hash -949179113, now seen corresponding path program 1 times [2020-12-23 17:35:09,744 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:09,744 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986435536] [2020-12-23 17:35:09,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:09,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:09,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:09,775 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986435536] [2020-12-23 17:35:09,776 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:09,776 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 17:35:09,776 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576320916] [2020-12-23 17:35:09,777 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 17:35:09,777 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:09,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 17:35:09,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 17:35:09,778 INFO L87 Difference]: Start difference. First operand 512 states and 632 transitions. Second operand 3 states. [2020-12-23 17:35:09,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:09,796 INFO L93 Difference]: Finished difference Result 512 states and 627 transitions. [2020-12-23 17:35:09,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 17:35:09,797 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2020-12-23 17:35:09,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:09,799 INFO L225 Difference]: With dead ends: 512 [2020-12-23 17:35:09,799 INFO L226 Difference]: Without dead ends: 512 [2020-12-23 17:35:09,800 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 [2020-12-23 17:35:09,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2020-12-23 17:35:09,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 511. [2020-12-23 17:35:09,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 511 states. [2020-12-23 17:35:09,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 511 states and 626 transitions. [2020-12-23 17:35:09,810 INFO L78 Accepts]: Start accepts. Automaton has 511 states and 626 transitions. Word has length 36 [2020-12-23 17:35:09,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:09,810 INFO L481 AbstractCegarLoop]: Abstraction has 511 states and 626 transitions. [2020-12-23 17:35:09,810 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 17:35:09,810 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 626 transitions. [2020-12-23 17:35:09,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-23 17:35:09,811 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:09,811 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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 17:35:09,811 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-12-23 17:35:09,812 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:09,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:09,812 INFO L82 PathProgramCache]: Analyzing trace with hash -2037812492, now seen corresponding path program 1 times [2020-12-23 17:35:09,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:09,813 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587283011] [2020-12-23 17:35:09,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:09,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:09,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:09,857 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587283011] [2020-12-23 17:35:09,858 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:09,858 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-23 17:35:09,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746281189] [2020-12-23 17:35:09,858 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 17:35:09,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:09,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 17:35:09,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-23 17:35:09,859 INFO L87 Difference]: Start difference. First operand 511 states and 626 transitions. Second operand 6 states. [2020-12-23 17:35:10,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:10,009 INFO L93 Difference]: Finished difference Result 527 states and 640 transitions. [2020-12-23 17:35:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 17:35:10,009 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2020-12-23 17:35:10,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:10,012 INFO L225 Difference]: With dead ends: 527 [2020-12-23 17:35:10,012 INFO L226 Difference]: Without dead ends: 526 [2020-12-23 17:35:10,012 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 [2020-12-23 17:35:10,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2020-12-23 17:35:10,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 517. [2020-12-23 17:35:10,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 517 states. [2020-12-23 17:35:10,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 632 transitions. [2020-12-23 17:35:10,026 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 632 transitions. Word has length 36 [2020-12-23 17:35:10,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:10,027 INFO L481 AbstractCegarLoop]: Abstraction has 517 states and 632 transitions. [2020-12-23 17:35:10,027 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 17:35:10,027 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 632 transitions. [2020-12-23 17:35:10,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-23 17:35:10,028 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:10,028 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] [2020-12-23 17:35:10,028 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-12-23 17:35:10,029 INFO L429 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:10,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:10,030 INFO L82 PathProgramCache]: Analyzing trace with hash -2037824408, now seen corresponding path program 1 times [2020-12-23 17:35:10,030 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:10,030 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860341712] [2020-12-23 17:35:10,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:10,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:10,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:10,117 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860341712] [2020-12-23 17:35:10,117 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:10,117 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 17:35:10,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927782347] [2020-12-23 17:35:10,117 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 17:35:10,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:10,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 17:35:10,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 17:35:10,119 INFO L87 Difference]: Start difference. First operand 517 states and 632 transitions. Second operand 4 states. [2020-12-23 17:35:10,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:10,216 INFO L93 Difference]: Finished difference Result 523 states and 635 transitions. [2020-12-23 17:35:10,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 17:35:10,216 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 36 [2020-12-23 17:35:10,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:10,219 INFO L225 Difference]: With dead ends: 523 [2020-12-23 17:35:10,219 INFO L226 Difference]: Without dead ends: 501 [2020-12-23 17:35:10,220 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 [2020-12-23 17:35:10,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2020-12-23 17:35:10,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 497. [2020-12-23 17:35:10,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 497 states. [2020-12-23 17:35:10,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 608 transitions. [2020-12-23 17:35:10,229 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 608 transitions. Word has length 36 [2020-12-23 17:35:10,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:10,230 INFO L481 AbstractCegarLoop]: Abstraction has 497 states and 608 transitions. [2020-12-23 17:35:10,230 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 17:35:10,230 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 608 transitions. [2020-12-23 17:35:10,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-23 17:35:10,231 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:10,231 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] [2020-12-23 17:35:10,231 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-12-23 17:35:10,232 INFO L429 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:10,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:10,232 INFO L82 PathProgramCache]: Analyzing trace with hash -1481841291, now seen corresponding path program 1 times [2020-12-23 17:35:10,232 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:10,232 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331769429] [2020-12-23 17:35:10,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:10,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:10,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:10,267 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331769429] [2020-12-23 17:35:10,267 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:10,267 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 17:35:10,267 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882291738] [2020-12-23 17:35:10,267 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 17:35:10,268 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:10,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 17:35:10,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 17:35:10,268 INFO L87 Difference]: Start difference. First operand 497 states and 608 transitions. Second operand 4 states. [2020-12-23 17:35:10,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:10,291 INFO L93 Difference]: Finished difference Result 492 states and 599 transitions. [2020-12-23 17:35:10,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 17:35:10,292 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2020-12-23 17:35:10,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:10,294 INFO L225 Difference]: With dead ends: 492 [2020-12-23 17:35:10,294 INFO L226 Difference]: Without dead ends: 492 [2020-12-23 17:35:10,294 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 [2020-12-23 17:35:10,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 492 states. [2020-12-23 17:35:10,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 492 to 480. [2020-12-23 17:35:10,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 480 states. [2020-12-23 17:35:10,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 588 transitions. [2020-12-23 17:35:10,305 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 588 transitions. Word has length 38 [2020-12-23 17:35:10,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:10,305 INFO L481 AbstractCegarLoop]: Abstraction has 480 states and 588 transitions. [2020-12-23 17:35:10,305 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 17:35:10,305 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 588 transitions. [2020-12-23 17:35:10,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-23 17:35:10,306 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:10,307 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] [2020-12-23 17:35:10,307 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2020-12-23 17:35:10,307 INFO L429 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:10,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:10,308 INFO L82 PathProgramCache]: Analyzing trace with hash 1021756590, now seen corresponding path program 1 times [2020-12-23 17:35:10,308 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:10,308 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470220478] [2020-12-23 17:35:10,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:10,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:10,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:10,338 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470220478] [2020-12-23 17:35:10,338 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:10,338 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 17:35:10,338 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694775003] [2020-12-23 17:35:10,338 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 17:35:10,339 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:10,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 17:35:10,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 17:35:10,339 INFO L87 Difference]: Start difference. First operand 480 states and 588 transitions. Second operand 3 states. [2020-12-23 17:35:10,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:10,406 INFO L93 Difference]: Finished difference Result 658 states and 793 transitions. [2020-12-23 17:35:10,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 17:35:10,407 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2020-12-23 17:35:10,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:10,411 INFO L225 Difference]: With dead ends: 658 [2020-12-23 17:35:10,411 INFO L226 Difference]: Without dead ends: 658 [2020-12-23 17:35:10,411 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 [2020-12-23 17:35:10,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 658 states. [2020-12-23 17:35:10,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 658 to 483. [2020-12-23 17:35:10,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 483 states. [2020-12-23 17:35:10,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 591 transitions. [2020-12-23 17:35:10,423 INFO L78 Accepts]: Start accepts. Automaton has 483 states and 591 transitions. Word has length 38 [2020-12-23 17:35:10,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:10,423 INFO L481 AbstractCegarLoop]: Abstraction has 483 states and 591 transitions. [2020-12-23 17:35:10,423 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 17:35:10,424 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 591 transitions. [2020-12-23 17:35:10,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-23 17:35:10,425 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:10,425 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] [2020-12-23 17:35:10,425 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2020-12-23 17:35:10,425 INFO L429 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:10,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:10,426 INFO L82 PathProgramCache]: Analyzing trace with hash 1329794158, now seen corresponding path program 1 times [2020-12-23 17:35:10,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:10,426 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859586903] [2020-12-23 17:35:10,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:10,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:10,481 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859586903] [2020-12-23 17:35:10,482 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:10,482 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 17:35:10,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534465117] [2020-12-23 17:35:10,482 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 17:35:10,482 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:10,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 17:35:10,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 17:35:10,484 INFO L87 Difference]: Start difference. First operand 483 states and 591 transitions. Second operand 5 states. [2020-12-23 17:35:10,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:10,616 INFO L93 Difference]: Finished difference Result 668 states and 791 transitions. [2020-12-23 17:35:10,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 17:35:10,616 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 38 [2020-12-23 17:35:10,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:10,620 INFO L225 Difference]: With dead ends: 668 [2020-12-23 17:35:10,620 INFO L226 Difference]: Without dead ends: 668 [2020-12-23 17:35:10,621 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 [2020-12-23 17:35:10,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 668 states. [2020-12-23 17:35:10,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 668 to 483. [2020-12-23 17:35:10,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 483 states. [2020-12-23 17:35:10,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 587 transitions. [2020-12-23 17:35:10,631 INFO L78 Accepts]: Start accepts. Automaton has 483 states and 587 transitions. Word has length 38 [2020-12-23 17:35:10,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:10,632 INFO L481 AbstractCegarLoop]: Abstraction has 483 states and 587 transitions. [2020-12-23 17:35:10,632 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 17:35:10,632 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 587 transitions. [2020-12-23 17:35:10,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-23 17:35:10,633 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:10,633 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] [2020-12-23 17:35:10,633 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2020-12-23 17:35:10,634 INFO L429 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:10,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:10,634 INFO L82 PathProgramCache]: Analyzing trace with hash 595887759, now seen corresponding path program 1 times [2020-12-23 17:35:10,634 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:10,635 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009351244] [2020-12-23 17:35:10,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:10,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:10,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:10,691 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009351244] [2020-12-23 17:35:10,691 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:10,691 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 17:35:10,691 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002603464] [2020-12-23 17:35:10,692 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 17:35:10,692 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:10,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 17:35:10,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 17:35:10,693 INFO L87 Difference]: Start difference. First operand 483 states and 587 transitions. Second operand 5 states. [2020-12-23 17:35:10,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:10,861 INFO L93 Difference]: Finished difference Result 816 states and 989 transitions. [2020-12-23 17:35:10,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 17:35:10,861 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 41 [2020-12-23 17:35:10,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:10,865 INFO L225 Difference]: With dead ends: 816 [2020-12-23 17:35:10,865 INFO L226 Difference]: Without dead ends: 816 [2020-12-23 17:35:10,865 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 [2020-12-23 17:35:10,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 816 states. [2020-12-23 17:35:10,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 816 to 483. [2020-12-23 17:35:10,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 483 states. [2020-12-23 17:35:10,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 586 transitions. [2020-12-23 17:35:10,875 INFO L78 Accepts]: Start accepts. Automaton has 483 states and 586 transitions. Word has length 41 [2020-12-23 17:35:10,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:10,876 INFO L481 AbstractCegarLoop]: Abstraction has 483 states and 586 transitions. [2020-12-23 17:35:10,876 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 17:35:10,876 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 586 transitions. [2020-12-23 17:35:10,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-23 17:35:10,877 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:10,877 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] [2020-12-23 17:35:10,877 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2020-12-23 17:35:10,878 INFO L429 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:10,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:10,878 INFO L82 PathProgramCache]: Analyzing trace with hash 768333102, now seen corresponding path program 1 times [2020-12-23 17:35:10,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:10,879 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549512089] [2020-12-23 17:35:10,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:10,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:10,924 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549512089] [2020-12-23 17:35:10,924 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:10,924 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-23 17:35:10,925 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448369909] [2020-12-23 17:35:10,925 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 17:35:10,925 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:10,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 17:35:10,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-23 17:35:10,926 INFO L87 Difference]: Start difference. First operand 483 states and 586 transitions. Second operand 7 states. [2020-12-23 17:35:11,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:11,087 INFO L93 Difference]: Finished difference Result 499 states and 601 transitions. [2020-12-23 17:35:11,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-23 17:35:11,087 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 41 [2020-12-23 17:35:11,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:11,089 INFO L225 Difference]: With dead ends: 499 [2020-12-23 17:35:11,089 INFO L226 Difference]: Without dead ends: 385 [2020-12-23 17:35:11,091 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 [2020-12-23 17:35:11,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2020-12-23 17:35:11,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 367. [2020-12-23 17:35:11,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 367 states. [2020-12-23 17:35:11,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 446 transitions. [2020-12-23 17:35:11,099 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 446 transitions. Word has length 41 [2020-12-23 17:35:11,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:11,099 INFO L481 AbstractCegarLoop]: Abstraction has 367 states and 446 transitions. [2020-12-23 17:35:11,099 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-23 17:35:11,099 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 446 transitions. [2020-12-23 17:35:11,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-23 17:35:11,102 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:11,102 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] [2020-12-23 17:35:11,103 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2020-12-23 17:35:11,103 INFO L429 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:11,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:11,103 INFO L82 PathProgramCache]: Analyzing trace with hash 1022149612, now seen corresponding path program 1 times [2020-12-23 17:35:11,104 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:11,107 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359280733] [2020-12-23 17:35:11,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:11,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:11,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:11,144 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359280733] [2020-12-23 17:35:11,144 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:11,144 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 17:35:11,144 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993831934] [2020-12-23 17:35:11,145 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 17:35:11,145 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:11,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 17:35:11,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 17:35:11,146 INFO L87 Difference]: Start difference. First operand 367 states and 446 transitions. Second operand 3 states. [2020-12-23 17:35:11,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:11,196 INFO L93 Difference]: Finished difference Result 329 states and 397 transitions. [2020-12-23 17:35:11,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 17:35:11,198 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2020-12-23 17:35:11,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:11,199 INFO L225 Difference]: With dead ends: 329 [2020-12-23 17:35:11,200 INFO L226 Difference]: Without dead ends: 329 [2020-12-23 17:35:11,200 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 [2020-12-23 17:35:11,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2020-12-23 17:35:11,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 329. [2020-12-23 17:35:11,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2020-12-23 17:35:11,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 397 transitions. [2020-12-23 17:35:11,206 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 397 transitions. Word has length 45 [2020-12-23 17:35:11,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:11,206 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 397 transitions. [2020-12-23 17:35:11,206 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 17:35:11,206 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 397 transitions. [2020-12-23 17:35:11,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-23 17:35:11,207 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:11,207 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] [2020-12-23 17:35:11,208 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2020-12-23 17:35:11,208 INFO L429 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:11,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:11,209 INFO L82 PathProgramCache]: Analyzing trace with hash 632304062, now seen corresponding path program 1 times [2020-12-23 17:35:11,209 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:11,209 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426792722] [2020-12-23 17:35:11,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:11,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:11,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:11,261 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426792722] [2020-12-23 17:35:11,261 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:11,261 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-23 17:35:11,262 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898130687] [2020-12-23 17:35:11,262 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 17:35:11,262 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:11,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 17:35:11,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-23 17:35:11,263 INFO L87 Difference]: Start difference. First operand 329 states and 397 transitions. Second operand 7 states. [2020-12-23 17:35:11,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:11,406 INFO L93 Difference]: Finished difference Result 457 states and 544 transitions. [2020-12-23 17:35:11,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-23 17:35:11,406 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2020-12-23 17:35:11,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:11,408 INFO L225 Difference]: With dead ends: 457 [2020-12-23 17:35:11,409 INFO L226 Difference]: Without dead ends: 441 [2020-12-23 17:35:11,409 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2020-12-23 17:35:11,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2020-12-23 17:35:11,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 335. [2020-12-23 17:35:11,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 335 states. [2020-12-23 17:35:11,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 403 transitions. [2020-12-23 17:35:11,416 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 403 transitions. Word has length 51 [2020-12-23 17:35:11,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:11,416 INFO L481 AbstractCegarLoop]: Abstraction has 335 states and 403 transitions. [2020-12-23 17:35:11,416 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-23 17:35:11,416 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 403 transitions. [2020-12-23 17:35:11,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-23 17:35:11,417 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:11,417 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] [2020-12-23 17:35:11,418 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2020-12-23 17:35:11,418 INFO L429 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:11,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:11,419 INFO L82 PathProgramCache]: Analyzing trace with hash -605199811, now seen corresponding path program 1 times [2020-12-23 17:35:11,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:11,419 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462128282] [2020-12-23 17:35:11,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:11,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:11,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:11,477 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462128282] [2020-12-23 17:35:11,477 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:11,477 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-23 17:35:11,477 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262336] [2020-12-23 17:35:11,478 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 17:35:11,478 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:11,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 17:35:11,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-23 17:35:11,479 INFO L87 Difference]: Start difference. First operand 335 states and 403 transitions. Second operand 7 states. [2020-12-23 17:35:11,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:11,619 INFO L93 Difference]: Finished difference Result 462 states and 549 transitions. [2020-12-23 17:35:11,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 17:35:11,619 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2020-12-23 17:35:11,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:11,622 INFO L225 Difference]: With dead ends: 462 [2020-12-23 17:35:11,622 INFO L226 Difference]: Without dead ends: 446 [2020-12-23 17:35:11,622 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 [2020-12-23 17:35:11,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 446 states. [2020-12-23 17:35:11,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 446 to 329. [2020-12-23 17:35:11,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2020-12-23 17:35:11,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 396 transitions. [2020-12-23 17:35:11,629 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 396 transitions. Word has length 52 [2020-12-23 17:35:11,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:11,629 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 396 transitions. [2020-12-23 17:35:11,630 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-23 17:35:11,630 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 396 transitions. [2020-12-23 17:35:11,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-23 17:35:11,631 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:11,631 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] [2020-12-23 17:35:11,631 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2020-12-23 17:35:11,631 INFO L429 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:11,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:11,632 INFO L82 PathProgramCache]: Analyzing trace with hash 1054423066, now seen corresponding path program 1 times [2020-12-23 17:35:11,632 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:11,632 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18468696] [2020-12-23 17:35:11,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:11,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 17:35:11,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 17:35:11,662 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18468696] [2020-12-23 17:35:11,662 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 17:35:11,662 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 17:35:11,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432127454] [2020-12-23 17:35:11,663 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 17:35:11,663 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 17:35:11,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 17:35:11,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 17:35:11,664 INFO L87 Difference]: Start difference. First operand 329 states and 396 transitions. Second operand 3 states. [2020-12-23 17:35:11,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 17:35:11,680 INFO L93 Difference]: Finished difference Result 383 states and 459 transitions. [2020-12-23 17:35:11,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 17:35:11,680 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2020-12-23 17:35:11,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 17:35:11,682 INFO L225 Difference]: With dead ends: 383 [2020-12-23 17:35:11,682 INFO L226 Difference]: Without dead ends: 383 [2020-12-23 17:35:11,683 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 [2020-12-23 17:35:11,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2020-12-23 17:35:11,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 329. [2020-12-23 17:35:11,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2020-12-23 17:35:11,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 392 transitions. [2020-12-23 17:35:11,689 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 392 transitions. Word has length 54 [2020-12-23 17:35:11,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 17:35:11,689 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 392 transitions. [2020-12-23 17:35:11,690 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 17:35:11,690 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 392 transitions. [2020-12-23 17:35:11,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-23 17:35:11,691 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 17:35:11,691 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] [2020-12-23 17:35:11,691 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2020-12-23 17:35:11,691 INFO L429 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-23 17:35:11,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 17:35:11,692 INFO L82 PathProgramCache]: Analyzing trace with hash 273758220, now seen corresponding path program 1 times [2020-12-23 17:35:11,692 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 17:35:11,692 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359426195] [2020-12-23 17:35:11,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 17:35:11,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-23 17:35:11,710 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-23 17:35:11,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-23 17:35:11,727 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-23 17:35:11,774 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-12-23 17:35:11,775 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-23 17:35:11,775 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2020-12-23 17:35:11,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 05:35:11 BoogieIcfgContainer [2020-12-23 17:35:11,902 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-23 17:35:11,902 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-23 17:35:11,902 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-23 17:35:11,903 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-23 17:35:11,903 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 05:35:04" (3/4) ... [2020-12-23 17:35:11,906 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-23 17:35:11,906 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-23 17:35:11,908 INFO L168 Benchmark]: Toolchain (without parser) took 9934.47 ms. Allocated memory was 164.6 MB in the beginning and 271.6 MB in the end (delta: 107.0 MB). Free memory was 139.2 MB in the beginning and 182.9 MB in the end (delta: -43.7 MB). Peak memory consumption was 64.6 MB. Max. memory is 8.0 GB. [2020-12-23 17:35:11,909 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 164.6 MB. Free memory is still 136.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-23 17:35:11,909 INFO L168 Benchmark]: CACSL2BoogieTranslator took 636.68 ms. Allocated memory is still 164.6 MB. Free memory was 139.0 MB in the beginning and 117.6 MB in the end (delta: 21.4 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-12-23 17:35:11,909 INFO L168 Benchmark]: Boogie Procedure Inliner took 177.57 ms. Allocated memory is still 164.6 MB. Free memory was 117.6 MB in the beginning and 142.7 MB in the end (delta: -25.1 MB). Peak memory consumption was 7.3 MB. Max. memory is 8.0 GB. [2020-12-23 17:35:11,910 INFO L168 Benchmark]: Boogie Preprocessor took 140.32 ms. Allocated memory is still 164.6 MB. Free memory was 142.7 MB in the beginning and 138.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-23 17:35:11,910 INFO L168 Benchmark]: RCFGBuilder took 1497.75 ms. Allocated memory was 164.6 MB in the beginning and 203.4 MB in the end (delta: 38.8 MB). Free memory was 138.0 MB in the beginning and 129.6 MB in the end (delta: 8.4 MB). Peak memory consumption was 92.3 MB. Max. memory is 8.0 GB. [2020-12-23 17:35:11,911 INFO L168 Benchmark]: TraceAbstraction took 7466.59 ms. Allocated memory was 203.4 MB in the beginning and 271.6 MB in the end (delta: 68.2 MB). Free memory was 129.1 MB in the beginning and 182.9 MB in the end (delta: -53.9 MB). Peak memory consumption was 14.3 MB. Max. memory is 8.0 GB. [2020-12-23 17:35:11,911 INFO L168 Benchmark]: Witness Printer took 4.33 ms. Allocated memory is still 271.6 MB. Free memory is still 182.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-23 17:35:11,913 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 164.6 MB. Free memory is still 136.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 636.68 ms. Allocated memory is still 164.6 MB. Free memory was 139.0 MB in the beginning and 117.6 MB in the end (delta: 21.4 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 177.57 ms. Allocated memory is still 164.6 MB. Free memory was 117.6 MB in the beginning and 142.7 MB in the end (delta: -25.1 MB). Peak memory consumption was 7.3 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 140.32 ms. Allocated memory is still 164.6 MB. Free memory was 142.7 MB in the beginning and 138.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1497.75 ms. Allocated memory was 164.6 MB in the beginning and 203.4 MB in the end (delta: 38.8 MB). Free memory was 138.0 MB in the beginning and 129.6 MB in the end (delta: 8.4 MB). Peak memory consumption was 92.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 7466.59 ms. Allocated memory was 203.4 MB in the beginning and 271.6 MB in the end (delta: 68.2 MB). Free memory was 129.1 MB in the beginning and 182.9 MB in the end (delta: -53.9 MB). Peak memory consumption was 14.3 MB. Max. memory is 8.0 GB. * Witness Printer took 4.33 ms. Allocated memory is still 271.6 MB. Free memory is still 182.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 65]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 65. Possible FailurePath: [L36] int FloppyThread ; [L37] int KernelMode ; [L38] int Suspended ; [L39] int Executive ; [L40] int DiskController ; [L41] int FloppyDiskPeripheral ; [L42] int FlConfigCallBack ; [L43] int MaximumInterfaceType ; [L44] int MOUNTDEV_MOUNTED_DEVICE_GUID ; [L45] int myStatus ; [L46] int s ; [L47] int UNLOADED ; [L48] int NP ; [L49] int DC ; [L50] int SKIP1 ; [L51] int SKIP2 ; [L52] int MPR1 ; [L53] int MPR3 ; [L54] int IPC ; [L55] int pended ; [L56] int compRegistered ; [L57] int lowerDriverReturn ; [L58] int setEventCalled ; [L59] int customIrp ; [L91] int PagingReferenceCount = 0; [L92] int PagingMutex = 0; VAL [compRegistered=0, customIrp=0, DC=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=0, MPR3=0, myStatus=0, NP=0, PagingMutex=0, PagingReferenceCount=0, pended=0, s=0, setEventCalled=0, SKIP1=0, SKIP2=0, Suspended=0, UNLOADED=0] [L671] int status ; [L672] int irp = __VERIFIER_nondet_int() ; [L673] int pirp ; [L674] int pirp__IoStatus__Status ; [L675] int irp_choice = __VERIFIER_nondet_int() ; [L676] int devobj = __VERIFIER_nondet_int() ; [L677] int __cil_tmp8 ; [L679] FloppyThread = 0 [L680] KernelMode = 0 [L681] Suspended = 0 [L682] Executive = 0 [L683] DiskController = 0 [L684] FloppyDiskPeripheral = 0 [L685] FlConfigCallBack = 0 [L686] MaximumInterfaceType = 0 [L687] MOUNTDEV_MOUNTED_DEVICE_GUID = 0 [L688] myStatus = 0 [L689] s = 0 [L690] UNLOADED = 0 [L691] NP = 0 [L692] DC = 0 [L693] SKIP1 = 0 [L694] SKIP2 = 0 [L695] MPR1 = 0 [L696] MPR3 = 0 [L697] IPC = 0 [L698] pended = 0 [L699] compRegistered = 0 [L700] lowerDriverReturn = 0 [L701] setEventCalled = 0 [L702] customIrp = 0 [L706] status = 0 [L707] pirp = irp [L74] UNLOADED = 0 [L75] NP = 1 [L76] DC = 2 [L77] SKIP1 = 3 [L78] SKIP2 = 4 [L79] MPR1 = 5 [L80] MPR3 = 6 [L81] IPC = 7 [L82] s = UNLOADED [L83] pended = 0 [L84] compRegistered = 0 [L85] lowerDriverReturn = 0 [L86] setEventCalled = 0 [L87] customIrp = 0 VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, s=0, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L710] COND TRUE status >= 0 [L711] s = NP [L712] customIrp = 0 [L713] setEventCalled = customIrp [L714] lowerDriverReturn = setEventCalled [L715] compRegistered = lowerDriverReturn [L716] pended = compRegistered [L717] pirp__IoStatus__Status = 0 [L718] myStatus = 0 VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L719] COND TRUE irp_choice == 0 [L720] pirp__IoStatus__Status = -1073741637 [L721] myStatus = -1073741637 VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L661] s = NP [L662] pended = 0 [L663] compRegistered = 0 [L664] lowerDriverReturn = 0 [L665] setEventCalled = 0 [L666] customIrp = 0 VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L727] COND FALSE !(status < 0) [L731] int tmp_ndt_1; [L732] tmp_ndt_1 = __VERIFIER_nondet_int() [L733] COND TRUE tmp_ndt_1 == 3 VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L164] int DeviceObject__DeviceExtension = __VERIFIER_nondet_int() ; [L165] int Irp__Tail__Overlay__CurrentStackLocation = __VERIFIER_nondet_int() ; [L166] int Irp__IoStatus__Information ; [L167] int Irp__IoStatus__Status ; [L168] int Irp__CurrentLocation = __VERIFIER_nondet_int() ; [L169] int disketteExtension__IsRemoved = __VERIFIER_nondet_int() ; [L170] int disketteExtension__IsStarted = __VERIFIER_nondet_int() ; [L171] int disketteExtension__TargetObject = __VERIFIER_nondet_int() ; [L172] int disketteExtension__HoldNewRequests ; [L173] int disketteExtension__FloppyThread = __VERIFIER_nondet_int() ; [L174] int disketteExtension__InterfaceString__Buffer = __VERIFIER_nondet_int() ; [L175] int disketteExtension__InterfaceString = __VERIFIER_nondet_int() ; [L176] int disketteExtension__ArcName__Length = __VERIFIER_nondet_int() ; [L177] int disketteExtension__ArcName = __VERIFIER_nondet_int() ; [L178] int irpSp__MinorFunction = __VERIFIER_nondet_int() ; [L179] int IoGetConfigurationInformation__FloppyCount = __VERIFIER_nondet_int() ; [L180] int irpSp ; [L181] int disketteExtension ; [L182] int ntStatus ; [L183] int doneEvent = __VERIFIER_nondet_int() ; [L184] int irpSp___0 ; [L185] int nextIrpSp ; [L186] int nextIrpSp__Control ; [L187] int irpSp___1 ; [L188] int irpSp__Context ; [L189] int irpSp__Control ; [L190] long __cil_tmp29 ; [L191] long __cil_tmp30 ; [L194] ntStatus = 0 [L195] PagingReferenceCount ++ VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L196] COND TRUE PagingReferenceCount == 1 VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L199] disketteExtension = DeviceObject__DeviceExtension [L200] irpSp = Irp__Tail__Overlay__CurrentStackLocation VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L201] COND FALSE !(\read(disketteExtension__IsRemoved)) VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L210] COND FALSE !(irpSp__MinorFunction == 0) VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L213] COND TRUE irpSp__MinorFunction == 5 VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L239] COND TRUE irpSp__MinorFunction == 5 VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L242] COND FALSE !(! disketteExtension__IsStarted) [L258] disketteExtension__HoldNewRequests = 1 [L101] int status ; [L102] int threadHandle = __VERIFIER_nondet_int() ; [L103] int DisketteExtension__PoweringDown = __VERIFIER_nondet_int() ; [L104] int DisketteExtension__ThreadReferenceCount = __VERIFIER_nondet_int() ; [L105] int DisketteExtension__FloppyThread = __VERIFIER_nondet_int() ; [L106] int Irp__IoStatus__Status ; [L107] int Irp__IoStatus__Information ; [L108] int Irp__Tail__Overlay__CurrentStackLocation__Control ; [L109] int ObjAttributes = __VERIFIER_nondet_int() ; [L110] int __cil_tmp12 ; [L111] int __cil_tmp13 ; VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L114] COND FALSE !(DisketteExtension__PoweringDown == 1) [L120] DisketteExtension__ThreadReferenceCount ++ VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L121] COND FALSE !(DisketteExtension__ThreadReferenceCount == 0) VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L153] COND TRUE pended == 0 [L154] pended = 1 VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L160] return (259); VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L259] ntStatus = FlQueueIrpToThread(Irp, disketteExtension) [L262] __cil_tmp29 = (long )ntStatus VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L263] COND TRUE __cil_tmp29 == 259L [L1036] COND FALSE !(s == MPR3) VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L1045] COND FALSE !(customIrp == 1) VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L1049] COND FALSE !(s == MPR3) VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L1056] int tmp_ndt_8; [L1057] tmp_ndt_8 = __VERIFIER_nondet_int() [L1058] COND TRUE tmp_ndt_8 == 0 VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L1064] return (0); VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L268] COND TRUE disketteExtension__FloppyThread != 0 VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L271] disketteExtension__FloppyThread = 0 [L272] Irp__IoStatus__Status = 0 [L273] myStatus = 0 VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L274] COND TRUE s == NP [L275] s = SKIP1 VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L282] Irp__CurrentLocation ++ [L283] Irp__Tail__Overlay__CurrentStackLocation ++ [L938] int returnVal2 ; [L939] int compRetStatus1 ; [L940] int lcontext = __VERIFIER_nondet_int() ; [L941] unsigned long __cil_tmp7 ; VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L944] COND FALSE !(\read(compRegistered)) VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L957] int tmp_ndt_12; [L958] tmp_ndt_12 = __VERIFIER_nondet_int() [L959] COND TRUE tmp_ndt_12 == 0 VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L970] returnVal2 = 0 VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L983] COND FALSE !(s == NP) VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L987] COND FALSE !(s == MPR1) VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L996] COND TRUE s == SKIP1 [L997] s = SKIP2 [L998] lowerDriverReturn = returnVal2 VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L1006] return (returnVal2); VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L284] ntStatus = IofCallDriver(disketteExtension__TargetObject, Irp) [L430] PagingReferenceCount -- VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L431] COND TRUE PagingReferenceCount == 0 VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L434] return (ntStatus); VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L740] status = FloppyPnp(devobj, pirp) [L750] COND TRUE pended == 1 VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L751] COND FALSE !(s == NP) VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L758] COND TRUE pended == 1 VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L759] COND FALSE !(s == MPR3) VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L766] COND TRUE s != UNLOADED VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L767] COND TRUE status != -1 VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L768] COND FALSE !(s != SKIP2) VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L782] COND TRUE pended == 1 VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L783] COND TRUE status != 259 VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L65] reach_error() VAL [compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 422 locations, 42 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 7.2s, OverallIterations: 38, TraceHistogramMax: 1, AutomataDifference: 4.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 16316 SDtfs, 11630 SDslu, 19554 SDs, 0 SdLazy, 3080 SolverSat, 405 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 185 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=600occurred in iteration=21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 37 MinimizatonAttempts, 2440 StatesRemovedByMinimization, 31 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1213 NumberOfCodeBlocks, 1213 NumberOfCodeBlocksAsserted, 38 NumberOfCheckSat, 1121 ConstructedInterpolants, 0 QuantifiedInterpolants, 90073 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 37 InterpolantComputations, 37 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 could not prove your program: unable to determine feasibility of some traces Received shutdown request...