./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f25c7-8cb1-432c-a0bd-00471c973d90/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f25c7-8cb1-432c-a0bd-00471c973d90/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f25c7-8cb1-432c-a0bd-00471c973d90/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f25c7-8cb1-432c-a0bd-00471c973d90/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f25c7-8cb1-432c-a0bd-00471c973d90/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f25c7-8cb1-432c-a0bd-00471c973d90/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cdd2a82876306722c6f2c03d8d80569e829e4de5a69933d8bd8efaa1bf02dd84 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:01:27,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:01:27,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:01:27,437 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:01:27,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:01:27,440 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:01:27,442 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:01:27,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:01:27,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:01:27,449 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:01:27,451 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:01:27,453 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:01:27,453 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:01:27,455 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:01:27,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:01:27,460 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:01:27,461 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:01:27,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:01:27,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:01:27,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:01:27,472 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:01:27,474 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:01:27,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:01:27,477 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:01:27,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:01:27,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:01:27,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:01:27,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:01:27,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:01:27,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:01:27,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:01:27,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:01:27,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:01:27,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:01:27,495 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:01:27,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:01:27,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:01:27,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:01:27,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:01:27,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:01:27,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:01:27,505 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f25c7-8cb1-432c-a0bd-00471c973d90/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 01:01:27,560 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:01:27,564 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:01:27,566 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:01:27,566 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:01:27,567 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:01:27,568 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:01:27,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:01:27,568 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:01:27,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:01:27,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:01:27,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:01:27,571 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:01:27,571 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:01:27,571 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:01:27,572 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:01:27,572 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:01:27,572 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:01:27,573 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:01:27,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:01:27,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:01:27,574 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:01:27,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:01:27,574 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:01:27,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:01:27,575 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:01:27,575 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f25c7-8cb1-432c-a0bd-00471c973d90/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f25c7-8cb1-432c-a0bd-00471c973d90/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cdd2a82876306722c6f2c03d8d80569e829e4de5a69933d8bd8efaa1bf02dd84 [2021-11-23 01:01:27,930 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:01:27,955 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:01:27,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:01:27,959 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:01:27,960 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:01:27,961 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f25c7-8cb1-432c-a0bd-00471c973d90/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i [2021-11-23 01:01:28,039 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f25c7-8cb1-432c-a0bd-00471c973d90/bin/ukojak-LBtLqBUTdQ/data/2c008b616/f659521e1c8c4726bd81e60f87ec8a7b/FLAG2623e0f41 [2021-11-23 01:01:29,095 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:01:29,096 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f25c7-8cb1-432c-a0bd-00471c973d90/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i [2021-11-23 01:01:29,135 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f25c7-8cb1-432c-a0bd-00471c973d90/bin/ukojak-LBtLqBUTdQ/data/2c008b616/f659521e1c8c4726bd81e60f87ec8a7b/FLAG2623e0f41 [2021-11-23 01:01:29,530 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f25c7-8cb1-432c-a0bd-00471c973d90/bin/ukojak-LBtLqBUTdQ/data/2c008b616/f659521e1c8c4726bd81e60f87ec8a7b [2021-11-23 01:01:29,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:01:29,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:01:29,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:01:29,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:01:29,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:01:29,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:01:29" (1/1) ... [2021-11-23 01:01:29,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7288bbfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:29, skipping insertion in model container [2021-11-23 01:01:29,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:01:29" (1/1) ... [2021-11-23 01:01:29,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:01:29,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:01:31,521 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f25c7-8cb1-432c-a0bd-00471c973d90/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i[220631,220644] [2021-11-23 01:01:31,654 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:01:31,759 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:01:32,229 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f25c7-8cb1-432c-a0bd-00471c973d90/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i[220631,220644] [2021-11-23 01:01:32,277 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:01:32,407 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:01:32,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:32 WrapperNode [2021-11-23 01:01:32,408 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:01:32,409 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:01:32,410 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:01:32,410 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:01:32,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:32" (1/1) ... [2021-11-23 01:01:32,518 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:32" (1/1) ... [2021-11-23 01:01:32,669 INFO L137 Inliner]: procedures = 181, calls = 2117, calls flagged for inlining = 61, calls inlined = 40, statements flattened = 2945 [2021-11-23 01:01:32,671 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:01:32,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:01:32,673 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:01:32,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:01:32,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:32" (1/1) ... [2021-11-23 01:01:32,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:32" (1/1) ... [2021-11-23 01:01:32,716 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:32" (1/1) ... [2021-11-23 01:01:32,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:32" (1/1) ... [2021-11-23 01:01:32,894 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:32" (1/1) ... [2021-11-23 01:01:32,909 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:32" (1/1) ... [2021-11-23 01:01:32,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:32" (1/1) ... [2021-11-23 01:01:32,959 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:01:32,960 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:01:32,960 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:01:32,961 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:01:32,971 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:32" (1/1) ... [2021-11-23 01:01:32,980 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:01:32,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f25c7-8cb1-432c-a0bd-00471c973d90/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:01:33,012 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f25c7-8cb1-432c-a0bd-00471c973d90/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:01:33,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f25c7-8cb1-432c-a0bd-00471c973d90/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:01:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure sock_release [2021-11-23 01:01:33,058 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_release [2021-11-23 01:01:33,059 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 01:01:33,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 01:01:33,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 01:01:33,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 01:01:33,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 01:01:33,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:01:33,061 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-11-23 01:01:33,061 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-11-23 01:01:33,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 01:01:33,061 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 01:01:33,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 01:01:33,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 01:01:33,062 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 01:01:33,062 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 01:01:33,062 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2021-11-23 01:01:33,062 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2021-11-23 01:01:33,062 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_ulaw_to_alaw [2021-11-23 01:01:33,062 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_ulaw_to_alaw [2021-11-23 01:01:33,063 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 01:01:33,063 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 01:01:33,063 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-23 01:01:33,063 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-23 01:01:33,063 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-11-23 01:01:33,063 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-11-23 01:01:33,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:01:33,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 01:01:33,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 01:01:33,064 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_socket_send [2021-11-23 01:01:33,064 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_socket_send [2021-11-23 01:01:33,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 01:01:33,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 01:01:33,065 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-11-23 01:01:33,065 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-11-23 01:01:33,065 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2021-11-23 01:01:33,065 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2021-11-23 01:01:33,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:01:33,066 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-23 01:01:33,066 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-23 01:01:33,066 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 01:01:33,066 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 01:01:33,066 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-23 01:01:33,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-23 01:01:33,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:01:33,067 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_socket_open [2021-11-23 01:01:33,067 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_socket_open [2021-11-23 01:01:33,068 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-23 01:01:33,068 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-23 01:01:33,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:01:33,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:01:33,068 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 01:01:33,069 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 01:01:33,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:01:33,069 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_4bit_free [2021-11-23 01:01:33,069 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_4bit_free [2021-11-23 01:01:33,070 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-23 01:01:33,070 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-23 01:01:33,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:01:33,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 01:01:33,071 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-11-23 01:01:33,072 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-11-23 01:01:33,072 INFO L130 BoogieDeclarations]: Found specification of procedure mI_alloc_skb [2021-11-23 01:01:33,073 INFO L138 BoogieDeclarations]: Found implementation of procedure mI_alloc_skb [2021-11-23 01:01:33,073 INFO L130 BoogieDeclarations]: Found specification of procedure queue_ch_frame [2021-11-23 01:01:33,073 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_ch_frame [2021-11-23 01:01:33,073 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 01:01:33,073 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 01:01:33,073 INFO L130 BoogieDeclarations]: Found specification of procedure _queue_data [2021-11-23 01:01:33,074 INFO L138 BoogieDeclarations]: Found implementation of procedure _queue_data [2021-11-23 01:01:33,075 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 01:01:33,075 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 01:01:33,075 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 01:01:33,076 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 01:01:33,076 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 01:01:33,076 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 01:01:33,076 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_alaw_to_ulaw [2021-11-23 01:01:33,076 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_alaw_to_ulaw [2021-11-23 01:01:33,077 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_socket_close [2021-11-23 01:01:33,077 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_socket_close [2021-11-23 01:01:33,077 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 01:01:33,077 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 01:01:33,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:01:33,077 INFO L130 BoogieDeclarations]: Found specification of procedure memchr_inv [2021-11-23 01:01:33,078 INFO L138 BoogieDeclarations]: Found implementation of procedure memchr_inv [2021-11-23 01:01:33,078 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-11-23 01:01:33,078 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-11-23 01:01:33,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 01:01:33,078 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_cleanup [2021-11-23 01:01:33,078 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_cleanup [2021-11-23 01:01:33,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:01:33,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:01:33,079 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 01:01:33,079 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 01:01:33,584 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:01:33,587 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:01:37,615 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:01:38,186 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:01:38,186 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:01:38,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:01:38 BoogieIcfgContainer [2021-11-23 01:01:38,193 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:01:38,194 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:01:38,194 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:01:38,206 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:01:38,207 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:01:38" (1/1) ... [2021-11-23 01:01:38,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:01:38,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:38,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 372 states and 512 transitions. [2021-11-23 01:01:38,315 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 512 transitions. [2021-11-23 01:01:38,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:01:38,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:38,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:38,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:39,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:39,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:39,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 376 states and 517 transitions. [2021-11-23 01:01:39,318 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 517 transitions. [2021-11-23 01:01:39,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:01:39,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:39,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:39,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:39,660 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:01:39,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:39,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 377 states and 518 transitions. [2021-11-23 01:01:39,700 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 518 transitions. [2021-11-23 01:01:39,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:01:39,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:39,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:39,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:39,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:40,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:40,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 379 states and 519 transitions. [2021-11-23 01:01:40,063 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 519 transitions. [2021-11-23 01:01:40,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:01:40,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:40,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:40,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:40,318 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:40,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:40,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 380 states and 519 transitions. [2021-11-23 01:01:40,336 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 519 transitions. [2021-11-23 01:01:40,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:01:40,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:40,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:40,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:40,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:40,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:40,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 382 states and 521 transitions. [2021-11-23 01:01:40,679 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 521 transitions. [2021-11-23 01:01:40,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:01:40,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:40,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:40,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:40,900 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:01:41,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:41,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 409 states and 568 transitions. [2021-11-23 01:01:41,676 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 568 transitions. [2021-11-23 01:01:41,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:01:41,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:41,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:41,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:41,975 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:01:43,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:43,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 437 states and 616 transitions. [2021-11-23 01:01:43,216 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 616 transitions. [2021-11-23 01:01:43,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:01:43,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:43,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:43,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:43,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:43,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:43,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 446 states and 633 transitions. [2021-11-23 01:01:43,776 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 633 transitions. [2021-11-23 01:01:43,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:01:43,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:43,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:43,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:44,014 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:01:45,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:45,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 475 states and 682 transitions. [2021-11-23 01:01:45,712 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 682 transitions. [2021-11-23 01:01:45,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:01:45,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:45,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:45,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:45,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:46,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:46,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 484 states and 699 transitions. [2021-11-23 01:01:46,303 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 699 transitions. [2021-11-23 01:01:46,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:01:46,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:46,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:46,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:46,492 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:01:46,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:46,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 493 states and 711 transitions. [2021-11-23 01:01:46,861 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 711 transitions. [2021-11-23 01:01:46,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:01:46,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:46,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:46,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:47,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:47,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:47,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 502 states and 728 transitions. [2021-11-23 01:01:47,474 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 728 transitions. [2021-11-23 01:01:47,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:01:47,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:47,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:47,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:47,725 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:01:47,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:47,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 503 states and 729 transitions. [2021-11-23 01:01:47,746 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 729 transitions. [2021-11-23 01:01:47,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:47,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:47,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:47,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:47,970 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:01:48,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:48,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 512 states and 741 transitions. [2021-11-23 01:01:48,415 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 741 transitions. [2021-11-23 01:01:48,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:01:48,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:48,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:48,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:48,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:01:48,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:48,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 513 states and 741 transitions. [2021-11-23 01:01:48,624 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 741 transitions. [2021-11-23 01:01:48,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:48,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:48,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:48,818 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:01:48,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:48,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 514 states and 742 transitions. [2021-11-23 01:01:48,839 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 742 transitions. [2021-11-23 01:01:48,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:48,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:48,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:48,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:49,004 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:01:49,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:49,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 515 states and 742 transitions. [2021-11-23 01:01:49,029 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 742 transitions. [2021-11-23 01:01:49,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:01:49,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:49,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:49,213 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:01:49,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:49,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 524 states and 754 transitions. [2021-11-23 01:01:49,747 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 754 transitions. [2021-11-23 01:01:49,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:49,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:49,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:49,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:49,915 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:01:49,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:49,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 525 states and 754 transitions. [2021-11-23 01:01:49,942 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 754 transitions. [2021-11-23 01:01:49,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:01:49,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:49,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:50,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:50,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:50,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:50,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 531 states and 762 transitions. [2021-11-23 01:01:50,175 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 762 transitions. [2021-11-23 01:01:50,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:01:50,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:50,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:50,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:50,367 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:01:50,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:50,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 532 states and 763 transitions. [2021-11-23 01:01:50,388 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 763 transitions. [2021-11-23 01:01:50,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:01:50,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:50,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:50,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:50,564 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:01:50,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:50,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 533 states and 763 transitions. [2021-11-23 01:01:50,585 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 763 transitions. [2021-11-23 01:01:50,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:01:50,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:50,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:50,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:50,786 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:01:50,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:50,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 534 states and 763 transitions. [2021-11-23 01:01:50,809 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 763 transitions. [2021-11-23 01:01:50,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:01:50,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:50,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:50,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:51,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:51,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:51,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 540 states and 771 transitions. [2021-11-23 01:01:51,090 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 771 transitions. [2021-11-23 01:01:51,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:01:51,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:51,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:51,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:51,248 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:01:51,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:51,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 541 states and 771 transitions. [2021-11-23 01:01:51,270 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 771 transitions. [2021-11-23 01:01:51,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:01:51,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:51,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:51,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:51,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:51,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:51,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 547 states and 779 transitions. [2021-11-23 01:01:51,501 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 779 transitions. [2021-11-23 01:01:51,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:01:51,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:51,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:51,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:51,755 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:01:51,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:51,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 548 states and 781 transitions. [2021-11-23 01:01:51,863 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 781 transitions. [2021-11-23 01:01:51,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:01:51,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:51,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:51,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:52,141 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:01:52,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:52,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 549 states and 783 transitions. [2021-11-23 01:01:52,278 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 783 transitions. [2021-11-23 01:01:52,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:01:52,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:52,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:52,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:52,559 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:01:52,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:52,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 550 states and 785 transitions. [2021-11-23 01:01:52,853 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 785 transitions. [2021-11-23 01:01:52,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:01:52,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:52,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:52,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:53,066 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:01:53,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:53,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 551 states and 787 transitions. [2021-11-23 01:01:53,096 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 787 transitions. [2021-11-23 01:01:53,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:01:53,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:53,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:53,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:53,379 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:01:54,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:54,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 555 states and 795 transitions. [2021-11-23 01:01:54,650 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 795 transitions. [2021-11-23 01:01:54,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:01:54,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:54,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:54,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:54,869 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:01:54,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:54,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 556 states and 797 transitions. [2021-11-23 01:01:54,906 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 797 transitions. [2021-11-23 01:01:54,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:01:54,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:54,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:55,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:55,189 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:01:55,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:55,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 557 states and 799 transitions. [2021-11-23 01:01:55,228 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 799 transitions. [2021-11-23 01:01:55,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:01:55,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:55,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:55,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:55,436 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:01:55,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:55,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 561 states and 807 transitions. [2021-11-23 01:01:55,526 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 807 transitions. [2021-11-23 01:01:55,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:01:55,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:55,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:55,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:55,803 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:01:56,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:56,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 579 states and 841 transitions. [2021-11-23 01:01:56,117 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 841 transitions. [2021-11-23 01:01:56,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:01:56,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:56,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:56,350 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:01:56,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:56,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 581 states and 843 transitions. [2021-11-23 01:01:56,412 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 843 transitions. [2021-11-23 01:01:56,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:01:56,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:56,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:56,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:56,607 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:01:56,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:56,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 599 states and 877 transitions. [2021-11-23 01:01:56,866 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 877 transitions. [2021-11-23 01:01:56,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:01:56,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:56,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:56,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:57,059 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:01:59,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:59,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 617 states and 912 transitions. [2021-11-23 01:01:59,705 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 912 transitions. [2021-11-23 01:01:59,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:01:59,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:59,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:59,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:59,891 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:01:59,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:59,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 618 states and 913 transitions. [2021-11-23 01:01:59,922 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 913 transitions. [2021-11-23 01:01:59,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:01:59,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:59,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:00,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:00,114 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:02:00,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:00,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 620 states and 915 transitions. [2021-11-23 01:02:00,184 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 915 transitions. [2021-11-23 01:02:00,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:02:00,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:00,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:00,371 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:02:00,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:00,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 638 states and 949 transitions. [2021-11-23 01:02:00,564 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 949 transitions. [2021-11-23 01:02:00,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:02:00,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:00,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:00,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:00,758 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:02:03,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:03,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 656 states and 984 transitions. [2021-11-23 01:02:03,216 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 984 transitions. [2021-11-23 01:02:03,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:02:03,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:03,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:03,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:03,407 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:02:03,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:03,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 657 states and 985 transitions. [2021-11-23 01:02:03,446 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 985 transitions. [2021-11-23 01:02:03,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:02:03,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:03,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:03,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:03,632 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:02:03,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:03,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 658 states and 986 transitions. [2021-11-23 01:02:03,697 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 986 transitions. [2021-11-23 01:02:03,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:02:03,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:03,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:03,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:03,864 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:02:03,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:03,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 660 states and 988 transitions. [2021-11-23 01:02:03,936 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 988 transitions. [2021-11-23 01:02:03,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:02:03,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:03,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:04,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:04,147 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:02:06,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:06,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 678 states and 1023 transitions. [2021-11-23 01:02:06,890 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1023 transitions. [2021-11-23 01:02:06,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:02:06,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:06,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:07,083 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:02:07,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:07,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 679 states and 1024 transitions. [2021-11-23 01:02:07,112 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1024 transitions. [2021-11-23 01:02:07,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:02:07,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:07,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:07,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:07,303 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:02:07,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:07,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 680 states and 1025 transitions. [2021-11-23 01:02:07,386 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1025 transitions. [2021-11-23 01:02:07,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:02:07,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:07,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:07,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:07,610 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:02:07,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:07,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 681 states and 1026 transitions. [2021-11-23 01:02:07,669 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1026 transitions. [2021-11-23 01:02:07,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:02:07,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:07,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:07,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:07,949 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:02:09,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:09,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 684 states and 1030 transitions. [2021-11-23 01:02:09,209 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1030 transitions. [2021-11-23 01:02:09,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:02:09,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:09,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:09,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:09,455 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:02:10,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:10,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 687 states and 1034 transitions. [2021-11-23 01:02:10,738 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1034 transitions. [2021-11-23 01:02:10,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:02:10,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:10,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:10,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:10,972 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:02:12,970 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:02:13,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:13,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 690 states and 1038 transitions. [2021-11-23 01:02:13,842 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1038 transitions. [2021-11-23 01:02:13,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:02:13,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:13,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:13,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:14,055 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:02:16,922 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:02:16,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:16,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 693 states and 1043 transitions. [2021-11-23 01:02:16,967 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1043 transitions. [2021-11-23 01:02:16,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:02:16,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:16,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:17,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:17,178 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:02:19,288 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:02:20,530 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:02:21,555 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:02:21,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:21,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 696 states and 1048 transitions. [2021-11-23 01:02:21,589 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1048 transitions. [2021-11-23 01:02:21,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:02:21,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:21,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:21,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:21,790 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:02:22,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:22,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 699 states and 1053 transitions. [2021-11-23 01:02:22,520 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1053 transitions. [2021-11-23 01:02:22,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 01:02:22,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:22,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:22,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:22,806 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:02:23,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:23,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 702 states and 1057 transitions. [2021-11-23 01:02:23,075 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1057 transitions. [2021-11-23 01:02:23,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 01:02:23,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:23,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:23,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:23,291 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:02:23,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:23,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 705 states and 1061 transitions. [2021-11-23 01:02:23,452 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1061 transitions. [2021-11-23 01:02:23,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:02:23,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:23,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:23,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:23,655 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:02:23,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:23,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 708 states and 1065 transitions. [2021-11-23 01:02:23,826 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1065 transitions. [2021-11-23 01:02:23,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:02:23,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:23,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:23,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:24,052 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:02:24,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:24,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 710 states and 1067 transitions. [2021-11-23 01:02:24,438 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1067 transitions. [2021-11-23 01:02:24,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 01:02:24,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:24,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:24,656 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:02:24,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:24,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 712 states and 1069 transitions. [2021-11-23 01:02:24,972 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1069 transitions. [2021-11-23 01:02:24,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 01:02:24,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:24,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:25,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:25,184 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:02:25,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:25,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 714 states and 1071 transitions. [2021-11-23 01:02:25,343 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1071 transitions. [2021-11-23 01:02:25,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-23 01:02:25,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:25,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:25,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:26,136 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:02:26,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:26,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 718 states and 1075 transitions. [2021-11-23 01:02:26,729 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1075 transitions. [2021-11-23 01:02:26,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:02:26,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:26,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:26,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:26,976 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:02:27,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:27,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 721 states and 1079 transitions. [2021-11-23 01:02:27,730 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1079 transitions. [2021-11-23 01:02:27,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-23 01:02:27,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:27,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:27,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:27,962 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:02:28,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:28,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 724 states and 1083 transitions. [2021-11-23 01:02:28,910 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1083 transitions. [2021-11-23 01:02:28,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 01:02:28,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:28,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:29,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:29,139 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:02:30,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:30,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 727 states and 1087 transitions. [2021-11-23 01:02:30,012 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1087 transitions. [2021-11-23 01:02:30,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 01:02:30,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:30,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:30,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:30,622 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:02:31,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:31,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 729 states and 1088 transitions. [2021-11-23 01:02:31,613 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1088 transitions. [2021-11-23 01:02:31,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-23 01:02:31,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:31,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:31,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:31,840 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:02:32,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:32,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 731 states and 1089 transitions. [2021-11-23 01:02:32,806 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1089 transitions. [2021-11-23 01:02:32,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-23 01:02:32,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:32,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:32,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:32,998 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:02:33,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:33,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 733 states and 1090 transitions. [2021-11-23 01:02:33,836 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1090 transitions. [2021-11-23 01:02:33,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-23 01:02:33,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:33,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:34,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:34,163 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:02:34,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:34,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 622 states and 910 transitions. [2021-11-23 01:02:34,993 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 910 transitions. [2021-11-23 01:02:34,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-23 01:02:34,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:34,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:35,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:35,264 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:02:36,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:36,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 510 states and 729 transitions. [2021-11-23 01:02:36,277 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 729 transitions. [2021-11-23 01:02:36,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-23 01:02:36,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:36,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:36,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:36,499 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:02:37,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:37,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 395 states and 546 transitions. [2021-11-23 01:02:37,545 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 546 transitions. [2021-11-23 01:02:37,551 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 01:02:37,552 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 72 iterations. [2021-11-23 01:02:37,561 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 01:02:38,159 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,163 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,164 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,164 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,164 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,164 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,164 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,165 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,165 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,165 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,165 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,166 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,166 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,167 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,167 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,167 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,167 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,168 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,168 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,168 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,168 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,168 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,168 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,169 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,169 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,169 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,169 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,169 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,170 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,170 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,170 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,170 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,170 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,170 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,171 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,171 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,171 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,171 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,171 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,171 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,172 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,172 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,172 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,172 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,172 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,172 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,173 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,173 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,173 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,173 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,173 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,173 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,175 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,175 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,175 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,176 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,176 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,176 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,176 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:02:38,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:02:38 ImpRootNode [2021-11-23 01:02:38,178 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:02:38,178 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:02:38,179 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:02:38,179 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:02:38,179 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:01:38" (3/4) ... [2021-11-23 01:02:38,189 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 01:02:38,197 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __list_add [2021-11-23 01:02:38,197 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure init_timer_key [2021-11-23 01:02:38,198 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sock_release [2021-11-23 01:02:38,198 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2021-11-23 01:02:38,198 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __raw_spin_lock_init [2021-11-23 01:02:38,198 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure l1oip_socket_open [2021-11-23 01:02:38,198 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure consume_skb [2021-11-23 01:02:38,198 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure vfree [2021-11-23 01:02:38,199 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mI_alloc_skb [2021-11-23 01:02:38,199 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure init_completion [2021-11-23 01:02:38,199 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure INIT_LIST_HEAD [2021-11-23 01:02:38,199 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure queue_ch_frame [2021-11-23 01:02:38,199 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_put [2021-11-23 01:02:38,199 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-11-23 01:02:38,200 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _queue_data [2021-11-23 01:02:38,200 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2021-11-23 01:02:38,200 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure l1oip_socket_send [2021-11-23 01:02:38,200 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2021-11-23 01:02:38,200 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2021-11-23 01:02:38,200 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2021-11-23 01:02:38,201 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure l1oip_4bit_free [2021-11-23 01:02:38,201 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure l1oip_alaw_to_ulaw [2021-11-23 01:02:38,201 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure l1oip_socket_close [2021-11-23 01:02:38,201 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2021-11-23 01:02:38,201 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure vzalloc [2021-11-23 01:02:38,201 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2021-11-23 01:02:38,202 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2021-11-23 01:02:38,202 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-11-23 01:02:38,202 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2021-11-23 01:02:38,202 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timer_pending [2021-11-23 01:02:38,202 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memchr_inv [2021-11-23 01:02:38,202 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test_and_clear_bit [2021-11-23 01:02:38,203 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test_and_set_bit [2021-11-23 01:02:38,203 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure l1oip_cleanup [2021-11-23 01:02:38,203 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure constant_test_bit [2021-11-23 01:02:38,203 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_trim [2021-11-23 01:02:38,203 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure l1oip_ulaw_to_alaw [2021-11-23 01:02:38,204 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2021-11-23 01:02:38,204 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2021-11-23 01:02:38,270 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 420 nodes and edges [2021-11-23 01:02:38,279 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 133 nodes and edges [2021-11-23 01:02:38,287 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2021-11-23 01:02:38,294 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2021-11-23 01:02:38,302 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-23 01:02:38,310 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-23 01:02:38,324 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 01:02:38,326 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:02:39,029 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f25c7-8cb1-432c-a0bd-00471c973d90/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 01:02:39,029 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:02:39,030 INFO L158 Benchmark]: Toolchain (without parser) took 69494.92ms. Allocated memory was 104.9MB in the beginning and 872.4MB in the end (delta: 767.6MB). Free memory was 77.2MB in the beginning and 458.0MB in the end (delta: -380.8MB). Peak memory consumption was 569.4MB. Max. memory is 16.1GB. [2021-11-23 01:02:39,031 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory was 63.2MB in the beginning and 63.2MB in the end (delta: 30.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:02:39,031 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2871.50ms. Allocated memory was 104.9MB in the beginning and 151.0MB in the end (delta: 46.1MB). Free memory was 77.0MB in the beginning and 80.7MB in the end (delta: -3.7MB). Peak memory consumption was 71.7MB. Max. memory is 16.1GB. [2021-11-23 01:02:39,032 INFO L158 Benchmark]: Boogie Procedure Inliner took 262.01ms. Allocated memory is still 151.0MB. Free memory was 80.7MB in the beginning and 59.8MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 01:02:39,032 INFO L158 Benchmark]: Boogie Preprocessor took 287.14ms. Allocated memory is still 151.0MB. Free memory was 59.8MB in the beginning and 73.9MB in the end (delta: -14.1MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2021-11-23 01:02:39,033 INFO L158 Benchmark]: RCFGBuilder took 5232.52ms. Allocated memory was 151.0MB in the beginning and 295.7MB in the end (delta: 144.7MB). Free memory was 73.9MB in the beginning and 86.6MB in the end (delta: -12.7MB). Peak memory consumption was 148.8MB. Max. memory is 16.1GB. [2021-11-23 01:02:39,033 INFO L158 Benchmark]: CodeCheck took 59984.13ms. Allocated memory was 295.7MB in the beginning and 872.4MB in the end (delta: 576.7MB). Free memory was 86.6MB in the beginning and 385.7MB in the end (delta: -299.1MB). Peak memory consumption was 277.6MB. Max. memory is 16.1GB. [2021-11-23 01:02:39,034 INFO L158 Benchmark]: Witness Printer took 851.00ms. Allocated memory is still 872.4MB. Free memory was 385.7MB in the beginning and 458.0MB in the end (delta: -72.3MB). Peak memory consumption was 111.1MB. Max. memory is 16.1GB. [2021-11-23 01:02:39,036 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 40 procedures, 372 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 59.3s, OverallIterations: 72, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 56561 SdHoareTripleChecker+Valid, 426.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 33945 mSDsluCounter, 45525 SdHoareTripleChecker+Invalid, 402.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 36132 mSDsCounter, 13513 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 61013 IncrementalHoareTripleChecker+Invalid, 74526 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13513 mSolverCounterUnsat, 18610 mSDtfsCounter, 61013 mSolverCounterSat, 1.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 51696 GetRequests, 51334 SyntacticMatches, 0 SemanticMatches, 362 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53207 ImplicationChecksByTransitivity, 23.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 1.3s SsaConstructionTime, 5.6s SatisfiabilityAnalysisTime, 9.6s InterpolantComputationTime, 5832 NumberOfCodeBlocks, 5832 NumberOfCodeBlocksAsserted, 71 NumberOfCheckSat, 5761 ConstructedInterpolants, 0 QuantifiedInterpolants, 10583 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 71 InterpolantComputations, 67 PerfectInterpolantSequences, 1011/1015 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 7835]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 6820]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6792]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5336]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7689]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7547]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6788]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6633]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6639]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8188]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7051]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6342]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6972]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5494]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7696]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7696]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7554]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6879]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6249]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5578]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7139]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6815]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8168]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7063]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7155]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6334]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5418]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6342]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6879]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7000]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6639]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6868]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5568]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6804]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6792]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6846]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7696]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7116]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5676]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6799]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5329]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7696]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7018]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6622]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7155]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6320]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7629]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6202]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6242]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6833]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5433]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7653]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6846]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7063]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory was 63.2MB in the beginning and 63.2MB in the end (delta: 30.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2871.50ms. Allocated memory was 104.9MB in the beginning and 151.0MB in the end (delta: 46.1MB). Free memory was 77.0MB in the beginning and 80.7MB in the end (delta: -3.7MB). Peak memory consumption was 71.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 262.01ms. Allocated memory is still 151.0MB. Free memory was 80.7MB in the beginning and 59.8MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 287.14ms. Allocated memory is still 151.0MB. Free memory was 59.8MB in the beginning and 73.9MB in the end (delta: -14.1MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. * RCFGBuilder took 5232.52ms. Allocated memory was 151.0MB in the beginning and 295.7MB in the end (delta: 144.7MB). Free memory was 73.9MB in the beginning and 86.6MB in the end (delta: -12.7MB). Peak memory consumption was 148.8MB. Max. memory is 16.1GB. * CodeCheck took 59984.13ms. Allocated memory was 295.7MB in the beginning and 872.4MB in the end (delta: 576.7MB). Free memory was 86.6MB in the beginning and 385.7MB in the end (delta: -299.1MB). Peak memory consumption was 277.6MB. Max. memory is 16.1GB. * Witness Printer took 851.00ms. Allocated memory is still 872.4MB. Free memory was 385.7MB in the beginning and 458.0MB in the end (delta: -72.3MB). Peak memory consumption was 111.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 01:02:39,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f25c7-8cb1-432c-a0bd-00471c973d90/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE