./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aa61daf361995635005a262e43d385a4b2c55dcce46079a14f1db13e5b0af9cd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:07:28,801 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:07:28,888 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-08 23:07:28,893 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:07:28,894 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:07:28,927 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:07:28,930 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:07:28,931 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:07:28,931 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:07:28,933 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:07:28,934 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:07:28,934 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:07:28,937 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:07:28,937 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 23:07:28,938 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 23:07:28,938 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 23:07:28,938 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:07:28,938 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:07:28,938 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:07:28,939 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:07:28,939 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:07:28,940 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:07:28,940 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:07:28,940 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:07:28,940 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:07:28,941 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:07:28,941 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:07:28,941 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:07:28,941 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:07:28,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:07:28,942 INFO L153 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_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa61daf361995635005a262e43d385a4b2c55dcce46079a14f1db13e5b0af9cd [2024-11-08 23:07:29,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:07:29,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:07:29,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:07:29,255 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:07:29,255 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:07:29,256 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_1-1.i Unable to find full path for "g++" [2024-11-08 23:07:31,272 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:07:31,526 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:07:31,527 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/sv-benchmarks/c/ldv-memsafety/memleaks_test22_1-1.i [2024-11-08 23:07:31,563 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/data/af10c1b24/4a1316f6731d4a57b2b69010dbda5209/FLAGd8231cafe [2024-11-08 23:07:31,578 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/data/af10c1b24/4a1316f6731d4a57b2b69010dbda5209 [2024-11-08 23:07:31,580 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:07:31,582 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:07:31,583 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:07:31,583 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:07:31,588 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:07:31,588 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:07:31" (1/1) ... [2024-11-08 23:07:31,589 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15861790 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:31, skipping insertion in model container [2024-11-08 23:07:31,589 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:07:31" (1/1) ... [2024-11-08 23:07:31,634 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:07:32,121 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:07:32,144 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:07:32,230 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:07:32,277 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:07:32,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:32 WrapperNode [2024-11-08 23:07:32,278 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:07:32,280 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:07:32,280 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:07:32,280 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:07:32,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:32" (1/1) ... [2024-11-08 23:07:32,318 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:32" (1/1) ... [2024-11-08 23:07:32,369 INFO L138 Inliner]: procedures = 164, calls = 70, calls flagged for inlining = 31, calls inlined = 20, statements flattened = 141 [2024-11-08 23:07:32,370 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:07:32,370 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:07:32,371 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:07:32,371 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:07:32,380 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:32" (1/1) ... [2024-11-08 23:07:32,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:32" (1/1) ... [2024-11-08 23:07:32,385 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:32" (1/1) ... [2024-11-08 23:07:32,388 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:32" (1/1) ... [2024-11-08 23:07:32,398 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:32" (1/1) ... [2024-11-08 23:07:32,401 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:32" (1/1) ... [2024-11-08 23:07:32,403 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:32" (1/1) ... [2024-11-08 23:07:32,405 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:32" (1/1) ... [2024-11-08 23:07:32,408 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:07:32,410 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:07:32,410 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:07:32,410 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:07:32,411 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:32" (1/1) ... [2024-11-08 23:07:32,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:07:32,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:07:32,455 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:07:32,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:07:32,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:07:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:07:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 23:07:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:07:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-08 23:07:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 23:07:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:07:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 23:07:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:07:32,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:07:32,641 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:07:32,643 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:07:33,099 INFO L? ?]: Removed 144 outVars from TransFormulas that were not future-live. [2024-11-08 23:07:33,099 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:07:33,223 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:07:33,224 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:07:33,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:07:33 BoogieIcfgContainer [2024-11-08 23:07:33,225 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:07:33,226 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:07:33,226 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:07:33,237 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:07:33,238 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:07:33" (1/1) ... [2024-11-08 23:07:33,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:07:33,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:33,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 59 states and 66 transitions. [2024-11-08 23:07:33,297 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 66 transitions. [2024-11-08 23:07:33,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:07:33,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:33,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:33,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:33,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:07:33,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:33,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 58 states and 65 transitions. [2024-11-08 23:07:33,786 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 65 transitions. [2024-11-08 23:07:33,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:07:33,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:33,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:33,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:34,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:07:34,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:34,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 57 states and 64 transitions. [2024-11-08 23:07:34,453 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 64 transitions. [2024-11-08 23:07:34,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:07:34,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:34,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:34,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:34,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:07:34,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:34,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 59 states and 66 transitions. [2024-11-08 23:07:34,705 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 66 transitions. [2024-11-08 23:07:34,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:07:34,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:34,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:34,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:07:35,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:35,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 61 states and 68 transitions. [2024-11-08 23:07:35,130 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 68 transitions. [2024-11-08 23:07:35,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:07:35,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:35,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:35,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:35,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:07:36,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:36,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 67 states and 76 transitions. [2024-11-08 23:07:36,169 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 76 transitions. [2024-11-08 23:07:36,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:07:36,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:36,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:36,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:36,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:07:37,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:37,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 66 states and 75 transitions. [2024-11-08 23:07:37,129 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 75 transitions. [2024-11-08 23:07:37,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:07:37,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:37,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:37,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:37,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:07:39,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:39,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 65 states and 74 transitions. [2024-11-08 23:07:39,685 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 74 transitions. [2024-11-08 23:07:39,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:07:39,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:39,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:39,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:39,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:07:40,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:40,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 64 states and 73 transitions. [2024-11-08 23:07:40,252 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 73 transitions. [2024-11-08 23:07:40,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:07:40,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:40,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:40,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:40,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:07:42,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:42,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 63 states and 72 transitions. [2024-11-08 23:07:42,168 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2024-11-08 23:07:42,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:07:42,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:42,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:42,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:42,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:07:44,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:44,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 63 states and 71 transitions. [2024-11-08 23:07:44,028 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 71 transitions. [2024-11-08 23:07:44,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:07:44,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:44,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:44,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:44,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:07:44,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:44,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 62 states and 70 transitions. [2024-11-08 23:07:44,088 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2024-11-08 23:07:44,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:07:44,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:44,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:44,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:44,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:07:45,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:45,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 61 states and 69 transitions. [2024-11-08 23:07:45,267 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 69 transitions. [2024-11-08 23:07:45,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:07:45,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:45,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:45,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:45,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:07:45,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:45,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 61 states and 68 transitions. [2024-11-08 23:07:45,993 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 68 transitions. [2024-11-08 23:07:45,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:07:45,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:45,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:46,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:46,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:07:49,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:49,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 60 states and 67 transitions. [2024-11-08 23:07:49,041 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 67 transitions. [2024-11-08 23:07:49,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:07:49,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:49,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:49,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:50,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:07:57,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:57,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 59 states and 66 transitions. [2024-11-08 23:07:57,386 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 66 transitions. [2024-11-08 23:07:57,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:07:57,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:57,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:57,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:57,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:07:57,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:57,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 58 states and 65 transitions. [2024-11-08 23:07:57,465 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 65 transitions. [2024-11-08 23:07:57,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:07:57,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:57,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:57,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:57,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:07:58,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:58,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 57 states and 64 transitions. [2024-11-08 23:07:58,449 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 64 transitions. [2024-11-08 23:07:58,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:07:58,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:58,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:58,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:59,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:08:03,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:08:03,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 55 states and 60 transitions. [2024-11-08 23:08:03,821 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 60 transitions. [2024-11-08 23:08:03,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:08:03,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:08:03,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:08:03,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:08:04,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:08:09,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:08:09,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 54 states and 59 transitions. [2024-11-08 23:08:09,024 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 59 transitions. [2024-11-08 23:08:09,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:08:09,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:08:09,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:08:09,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:08:10,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:08:16,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:08:16,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 53 states and 58 transitions. [2024-11-08 23:08:16,506 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 58 transitions. [2024-11-08 23:08:16,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:08:16,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:08:16,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:08:16,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:08:16,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:08:18,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:08:18,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 51 states and 54 transitions. [2024-11-08 23:08:18,446 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2024-11-08 23:08:18,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:08:18,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:08:18,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:08:18,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:08:18,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:08:18,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:08:18,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 50 states and 53 transitions. [2024-11-08 23:08:18,555 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 53 transitions. [2024-11-08 23:08:18,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:08:18,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:08:18,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:08:18,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:08:18,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:08:19,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:08:19,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 49 states and 52 transitions. [2024-11-08 23:08:19,836 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 52 transitions. [2024-11-08 23:08:19,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 23:08:19,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:08:19,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:08:19,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:08:21,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:08:23,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:08:23,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 48 states and 51 transitions. [2024-11-08 23:08:23,203 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 51 transitions. [2024-11-08 23:08:23,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 23:08:23,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:08:23,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:08:23,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:08:23,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:08:26,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:08:26,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 47 states and 50 transitions. [2024-11-08 23:08:26,623 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2024-11-08 23:08:26,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:08:26,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:08:26,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:08:26,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:08:28,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:08:45,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:08:45,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 46 states and 49 transitions. [2024-11-08 23:08:45,922 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 49 transitions. [2024-11-08 23:08:45,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 23:08:45,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:08:45,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:08:45,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:08:46,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:08:48,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:08:48,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 47 states and 50 transitions. [2024-11-08 23:08:48,094 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2024-11-08 23:08:48,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:08:48,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:08:48,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:08:48,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:08:48,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:08:50,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:08:50,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 48 states and 51 transitions. [2024-11-08 23:08:50,140 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 51 transitions. [2024-11-08 23:08:50,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:08:50,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:08:50,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:08:50,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:08:50,942 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:08:52,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:08:52,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 49 states and 52 transitions. [2024-11-08 23:08:52,712 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 52 transitions. [2024-11-08 23:08:52,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:08:52,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:08:52,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:08:52,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:08:54,018 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:08:56,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:08:56,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 50 states and 53 transitions. [2024-11-08 23:08:56,439 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 53 transitions. [2024-11-08 23:08:56,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:08:56,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:08:56,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:08:56,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:08:57,686 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:08:59,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:08:59,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 51 states and 54 transitions. [2024-11-08 23:08:59,809 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2024-11-08 23:08:59,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 23:08:59,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:08:59,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:08:59,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:01,251 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:09:03,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:03,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 52 states and 55 transitions. [2024-11-08 23:09:03,508 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 55 transitions. [2024-11-08 23:09:03,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 23:09:03,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:03,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:03,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:04,558 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:09:06,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:06,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 53 states and 56 transitions. [2024-11-08 23:09:06,645 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 56 transitions. [2024-11-08 23:09:06,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:09:06,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:06,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:08,168 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:09:10,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:10,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 54 states and 57 transitions. [2024-11-08 23:09:10,654 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 57 transitions. [2024-11-08 23:09:10,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:09:10,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:10,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:11,592 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:09:13,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:13,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 55 states and 58 transitions. [2024-11-08 23:09:13,639 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 58 transitions. [2024-11-08 23:09:13,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 23:09:13,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:13,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:13,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:14,568 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:09:16,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:16,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 56 states and 59 transitions. [2024-11-08 23:09:16,482 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 59 transitions. [2024-11-08 23:09:16,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:09:16,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:16,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:16,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:17,586 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:09:19,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:19,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 57 states and 60 transitions. [2024-11-08 23:09:19,597 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 60 transitions. [2024-11-08 23:09:19,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 23:09:19,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:19,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:19,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:22,132 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:09:25,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:25,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 58 states and 61 transitions. [2024-11-08 23:09:25,635 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2024-11-08 23:09:25,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 23:09:25,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:25,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:25,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:26,794 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:09:28,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:28,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2024-11-08 23:09:28,960 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2024-11-08 23:09:28,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 23:09:28,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:28,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:29,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:30,697 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:09:33,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:33,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2024-11-08 23:09:33,475 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2024-11-08 23:09:33,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 23:09:33,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:33,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:33,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:35,007 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:09:37,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:37,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2024-11-08 23:09:37,614 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2024-11-08 23:09:37,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 23:09:37,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:37,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:37,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:44,087 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:09:51,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:51,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 62 states and 65 transitions. [2024-11-08 23:09:51,375 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 65 transitions. [2024-11-08 23:09:51,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 23:09:51,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:51,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:51,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:09:51,448 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:09:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:10:00,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:10:00,438 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:10:08,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:10:08,880 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 43 iterations. [2024-11-08 23:10:08,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:10:08 ImpRootNode [2024-11-08 23:10:08,915 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:10:08,915 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:10:08,915 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:10:08,916 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:10:08,916 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:07:33" (3/4) ... [2024-11-08 23:10:08,919 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:10:08,920 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:10:08,921 INFO L158 Benchmark]: Toolchain (without parser) took 157338.88ms. Allocated memory was 155.2MB in the beginning and 1.0GB in the end (delta: 861.9MB). Free memory was 115.7MB in the beginning and 667.9MB in the end (delta: -552.3MB). Peak memory consumption was 311.3MB. Max. memory is 16.1GB. [2024-11-08 23:10:08,921 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 155.2MB. Free memory is still 126.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:10:08,922 INFO L158 Benchmark]: CACSL2BoogieTranslator took 695.83ms. Allocated memory is still 155.2MB. Free memory was 115.7MB in the beginning and 91.1MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-08 23:10:08,922 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.89ms. Allocated memory is still 155.2MB. Free memory was 91.1MB in the beginning and 88.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:10:08,923 INFO L158 Benchmark]: Boogie Preprocessor took 38.36ms. Allocated memory is still 155.2MB. Free memory was 88.5MB in the beginning and 86.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:10:08,923 INFO L158 Benchmark]: RCFGBuilder took 815.56ms. Allocated memory was 155.2MB in the beginning and 192.9MB in the end (delta: 37.7MB). Free memory was 86.4MB in the beginning and 156.0MB in the end (delta: -69.6MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2024-11-08 23:10:08,924 INFO L158 Benchmark]: CodeCheck took 155688.90ms. Allocated memory was 192.9MB in the beginning and 1.0GB in the end (delta: 824.2MB). Free memory was 156.0MB in the beginning and 667.9MB in the end (delta: -512.0MB). Peak memory consumption was 311.4MB. Max. memory is 16.1GB. [2024-11-08 23:10:08,924 INFO L158 Benchmark]: Witness Printer took 4.73ms. Allocated memory is still 1.0GB. Free memory is still 667.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:10:08,927 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 59 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 155.6s, OverallIterations: 43, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4058 SdHoareTripleChecker+Valid, 35.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2891 mSDsluCounter, 695 SdHoareTripleChecker+Invalid, 31.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 338 mSDsCounter, 5106 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18346 IncrementalHoareTripleChecker+Invalid, 23452 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5106 mSolverCounterUnsat, 357 mSDtfsCounter, 18346 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6855 GetRequests, 6021 SyntacticMatches, 186 SemanticMatches, 648 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189328 ImplicationChecksByTransitivity, 127.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 9.4s SatisfiabilityAnalysisTime, 37.8s InterpolantComputationTime, 892 NumberOfCodeBlocks, 892 NumberOfCodeBlocksAsserted, 43 NumberOfCheckSat, 810 ConstructedInterpolants, 0 QuantifiedInterpolants, 3445 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 42 InterpolantComputations, 27 PerfectInterpolantSequences, 0/680 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 - UnprovableResult [Line: 763]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 763. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L764] CALL entry_point() [L758] struct ldv_kobject *kobj; [L759] CALL, EXPR ldv_kobject_create() [L740] struct ldv_kobject *kobj; [L741] CALL, EXPR ldv_malloc(sizeof(*kobj)) [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L741] RET, EXPR ldv_malloc(sizeof(*kobj)) [L741] kobj = ldv_malloc(sizeof(*kobj)) [L742] COND FALSE !(!kobj) [L744] FCALL memset(kobj, 0, sizeof(*kobj)) [L745] CALL ldv_kobject_init(kobj) [L730] COND FALSE !(!kobj) [L733] CALL ldv_kobject_init_internal(kobj) [L723] COND FALSE !(!kobj) [L725] CALL ldv_kref_init(&kobj->kref) [L682] ((&kref->refcount)->counter) = (1) [L725] RET ldv_kref_init(&kobj->kref) [L726] CALL LDV_INIT_LIST_HEAD(&kobj->entry) [L540] list->next = list VAL [ldv_global_msg_list={1:0}, list={-1:4}] [L541] list->prev = list [L726] RET LDV_INIT_LIST_HEAD(&kobj->entry) [L733] RET ldv_kobject_init_internal(kobj) [L745] RET ldv_kobject_init(kobj) [L746] return kobj; VAL [\result={-1:0}, ldv_global_msg_list={1:0}] [L759] RET, EXPR ldv_kobject_create() [L759] kobj = ldv_kobject_create() [L760] CALL ldv_kobject_get(kobj) [L717] COND TRUE \read(*kobj) [L718] CALL ldv_kref_get(&kobj->kref) [L686] CALL ldv_atomic_add_return(1, (&kref->refcount)) [L657] int temp; VAL [i=1, ldv_global_msg_list={1:0}, v={-1:12}] [L658] EXPR v->counter [L658] temp = v->counter [L659] temp += i VAL [ldv_global_msg_list={1:0}, temp=2, v={-1:12}] [L660] v->counter = temp [L661] return temp; [L686] RET ldv_atomic_add_return(1, (&kref->refcount)) [L718] RET ldv_kref_get(&kobj->kref) [L719] return kobj; [L760] RET ldv_kobject_get(kobj) [L761] CALL ldv_kobject_put(kobj) [L711] COND TRUE \read(*kobj) [L712] CALL ldv_kref_put(&kobj->kref, ldv_kobject_release) [L690] CALL, EXPR ldv_kref_sub(kref, 1, release) [L674] CALL, EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) [L665] int temp; VAL [i=1, ldv_global_msg_list={1:0}, v={-1:12}] [L666] EXPR v->counter [L666] temp = v->counter [L667] temp -= i VAL [ldv_global_msg_list={1:0}, temp=1, v={-1:12}] [L668] v->counter = temp [L669] return temp; [L674] RET, EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) [L674] COND FALSE !((ldv_atomic_sub_return(((int) count), (&kref->refcount)) == 0)) [L678] return 0; VAL [\result=0, kref={-1:12}, ldv_global_msg_list={1:0}, release={-1:0}] [L690] RET, EXPR ldv_kref_sub(kref, 1, release) [L690] return ldv_kref_sub(kref, 1, release); [L712] RET ldv_kref_put(&kobj->kref, ldv_kobject_release) [L761] RET ldv_kobject_put(kobj) [L764] RET entry_point() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 155.2MB. Free memory is still 126.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 695.83ms. Allocated memory is still 155.2MB. Free memory was 115.7MB in the beginning and 91.1MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.89ms. Allocated memory is still 155.2MB. Free memory was 91.1MB in the beginning and 88.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.36ms. Allocated memory is still 155.2MB. Free memory was 88.5MB in the beginning and 86.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 815.56ms. Allocated memory was 155.2MB in the beginning and 192.9MB in the end (delta: 37.7MB). Free memory was 86.4MB in the beginning and 156.0MB in the end (delta: -69.6MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * CodeCheck took 155688.90ms. Allocated memory was 192.9MB in the beginning and 1.0GB in the end (delta: 824.2MB). Free memory was 156.0MB in the beginning and 667.9MB in the end (delta: -512.0MB). Peak memory consumption was 311.4MB. Max. memory is 16.1GB. * Witness Printer took 4.73ms. Allocated memory is still 1.0GB. Free memory is still 667.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:10:08,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aa61daf361995635005a262e43d385a4b2c55dcce46079a14f1db13e5b0af9cd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:10:11,416 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:10:11,483 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-08 23:10:11,513 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:10:11,514 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:10:11,515 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:10:11,515 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:10:11,516 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:10:11,516 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:10:11,518 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:10:11,518 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:10:11,518 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 23:10:11,519 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 23:10:11,519 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 23:10:11,519 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:10:11,519 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:10:11,520 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:10:11,520 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:10:11,520 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:10:11,521 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:10:11,521 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:10:11,527 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:10:11,528 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:10:11,528 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:10:11,528 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:10:11,528 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:11,529 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:10:11,529 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:10:11,529 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:10:11,530 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:10:11,530 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:10:11,530 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:10:11,532 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:11,533 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:10:11,533 INFO L153 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_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa61daf361995635005a262e43d385a4b2c55dcce46079a14f1db13e5b0af9cd [2024-11-08 23:10:11,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:10:11,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:10:11,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:10:11,956 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:10:11,957 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:10:11,959 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_1-1.i Unable to find full path for "g++" [2024-11-08 23:10:14,190 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:10:14,458 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:10:14,458 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/sv-benchmarks/c/ldv-memsafety/memleaks_test22_1-1.i [2024-11-08 23:10:14,474 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/data/ca12fdba6/5480e7d8a8414c048e79f037f5a5a2ed/FLAG2742ab9af [2024-11-08 23:10:14,780 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/data/ca12fdba6/5480e7d8a8414c048e79f037f5a5a2ed [2024-11-08 23:10:14,783 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:10:14,784 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:10:14,786 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:10:14,786 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:10:14,791 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:10:14,792 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:10:14" (1/1) ... [2024-11-08 23:10:14,793 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78f90c36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:14, skipping insertion in model container [2024-11-08 23:10:14,794 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:10:14" (1/1) ... [2024-11-08 23:10:14,863 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:10:15,296 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 23:10:15,398 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:10:15,426 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-08 23:10:15,438 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:10:15,480 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 23:10:15,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:10:15,528 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:10:15,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:10:15,651 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:10:15,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:15 WrapperNode [2024-11-08 23:10:15,652 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:10:15,653 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:10:15,653 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:10:15,654 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:10:15,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:15" (1/1) ... [2024-11-08 23:10:15,693 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:15" (1/1) ... [2024-11-08 23:10:15,732 INFO L138 Inliner]: procedures = 165, calls = 70, calls flagged for inlining = 31, calls inlined = 20, statements flattened = 137 [2024-11-08 23:10:15,733 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:10:15,738 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:10:15,738 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:10:15,738 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:10:15,753 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:15" (1/1) ... [2024-11-08 23:10:15,753 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:15" (1/1) ... [2024-11-08 23:10:15,761 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:15" (1/1) ... [2024-11-08 23:10:15,762 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:15" (1/1) ... [2024-11-08 23:10:15,783 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:15" (1/1) ... [2024-11-08 23:10:15,790 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:15" (1/1) ... [2024-11-08 23:10:15,792 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:15" (1/1) ... [2024-11-08 23:10:15,797 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:15" (1/1) ... [2024-11-08 23:10:15,801 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:10:15,803 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:10:15,804 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:10:15,804 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:10:15,805 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:15" (1/1) ... [2024-11-08 23:10:15,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:10:15,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:10:15,844 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:10:15,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:10:15,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:10:15,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 23:10:15,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:10:15,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-08 23:10:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 23:10:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 23:10:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:10:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 23:10:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:10:15,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:10:16,042 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:10:16,044 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:10:16,489 INFO L? ?]: Removed 144 outVars from TransFormulas that were not future-live. [2024-11-08 23:10:16,489 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:10:16,586 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:10:16,587 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:10:16,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:10:16 BoogieIcfgContainer [2024-11-08 23:10:16,587 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:10:16,588 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:10:16,588 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:10:16,600 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:10:16,600 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:10:16" (1/1) ... [2024-11-08 23:10:16,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:10:16,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:16,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 59 states and 66 transitions. [2024-11-08 23:10:16,661 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 66 transitions. [2024-11-08 23:10:16,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:10:16,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:16,664 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:16,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:16,666 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:16,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:10:16,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:16,819 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:16,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:16,864 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:10:16,876 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:17,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2024-11-08 23:10:17,097 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:10:17,099 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-11-08 23:10:17,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:17,252 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:10:17,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 23:10:17,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:17,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 58 states and 65 transitions. [2024-11-08 23:10:17,379 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 65 transitions. [2024-11-08 23:10:17,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:10:17,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:17,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:17,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:17,381 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:17,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:10:17,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:17,536 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:17,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:17,567 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:10:17,570 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:17,644 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:10:17,645 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-11-08 23:10:17,651 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 23:10:17,662 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-11-08 23:10:17,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:17,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 23:10:18,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:18,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 57 states and 64 transitions. [2024-11-08 23:10:18,500 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 64 transitions. [2024-11-08 23:10:18,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:10:18,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:18,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:18,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:18,504 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:18,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:10:18,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:18,640 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:18,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:18,664 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:10:18,666 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:18,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:18,767 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:10:18,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 23:10:18,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:18,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 59 states and 66 transitions. [2024-11-08 23:10:18,898 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 66 transitions. [2024-11-08 23:10:18,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:10:18,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:18,898 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:18,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:18,901 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:18,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 23:10:19,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:19,065 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:19,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:19,098 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:10:19,099 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:19,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:19,229 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:10:19,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 23:10:19,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:19,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 61 states and 68 transitions. [2024-11-08 23:10:19,631 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 68 transitions. [2024-11-08 23:10:19,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:10:19,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:19,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:19,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:19,639 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:19,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 23:10:19,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:19,765 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:19,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:19,783 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:10:19,785 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:19,818 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:10:19,819 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-11-08 23:10:19,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:19,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-08 23:10:21,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:21,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 67 states and 76 transitions. [2024-11-08 23:10:21,595 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 76 transitions. [2024-11-08 23:10:21,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:10:21,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:21,595 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:21,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:21,600 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:21,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 23:10:21,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:21,721 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:21,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:21,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 23:10:21,749 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:22,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:22,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-08 23:10:23,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:23,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 66 states and 75 transitions. [2024-11-08 23:10:23,433 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 75 transitions. [2024-11-08 23:10:23,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:10:23,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:23,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:23,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:23,439 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:23,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 23:10:23,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:23,561 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:23,586 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:10:23,587 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:23,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:23,793 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:10:23,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-08 23:10:24,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:24,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 67 states and 76 transitions. [2024-11-08 23:10:24,326 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 76 transitions. [2024-11-08 23:10:24,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:10:24,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:24,326 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:24,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:24,333 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:24,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 23:10:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:24,473 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:24,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:24,501 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:10:24,502 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:24,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:24,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-08 23:10:25,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:25,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 68 states and 77 transitions. [2024-11-08 23:10:25,202 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 77 transitions. [2024-11-08 23:10:25,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:10:25,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:25,203 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:25,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:25,209 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:25,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 23:10:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:25,374 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:25,402 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 23:10:25,403 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:25,547 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:25,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-08 23:10:26,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:26,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 69 states and 78 transitions. [2024-11-08 23:10:26,120 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 78 transitions. [2024-11-08 23:10:26,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:10:26,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:26,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:26,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:26,123 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:26,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 23:10:26,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:26,294 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:26,330 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:10:26,331 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:26,497 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:26,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-08 23:10:27,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:27,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 70 states and 79 transitions. [2024-11-08 23:10:27,169 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 79 transitions. [2024-11-08 23:10:27,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:10:27,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:27,170 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:27,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:27,173 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:27,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 23:10:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:27,355 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:27,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:27,404 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 23:10:27,405 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:27,551 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:27,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-08 23:10:28,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:28,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 71 states and 80 transitions. [2024-11-08 23:10:28,198 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 80 transitions. [2024-11-08 23:10:28,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:10:28,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:28,199 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:28,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:28,201 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:28,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-08 23:10:28,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:28,385 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:28,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:28,425 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:10:28,426 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:28,591 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:28,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-08 23:10:29,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:29,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 72 states and 81 transitions. [2024-11-08 23:10:29,400 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 81 transitions. [2024-11-08 23:10:29,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:10:29,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:29,401 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:29,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:29,406 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:29,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-08 23:10:29,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:29,601 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:29,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:29,649 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 23:10:29,650 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:29,836 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:29,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-08 23:10:30,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:30,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 73 states and 82 transitions. [2024-11-08 23:10:30,581 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 82 transitions. [2024-11-08 23:10:30,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:10:30,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:30,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:30,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:30,585 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:30,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-08 23:10:30,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:30,821 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:30,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:30,876 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:10:30,878 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:31,062 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:31,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-08 23:10:31,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:31,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 74 states and 83 transitions. [2024-11-08 23:10:31,837 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 83 transitions. [2024-11-08 23:10:31,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:10:31,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:31,837 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:31,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:31,841 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:31,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-08 23:10:32,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:32,063 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:32,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:32,112 INFO L255 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 23:10:32,113 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:32,347 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:32,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-08 23:10:33,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:33,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 75 states and 84 transitions. [2024-11-08 23:10:33,281 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 84 transitions. [2024-11-08 23:10:33,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 23:10:33,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:33,282 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:33,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:33,285 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:33,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-08 23:10:33,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:33,535 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:33,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:33,601 INFO L255 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:10:33,602 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:33,832 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:33,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-08 23:10:34,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:34,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 76 states and 85 transitions. [2024-11-08 23:10:34,721 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions. [2024-11-08 23:10:34,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:10:34,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:34,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:34,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:34,723 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:34,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-08 23:10:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:34,970 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:35,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:35,027 INFO L255 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 23:10:35,028 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:35,265 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:35,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-08 23:10:36,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:36,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 77 states and 86 transitions. [2024-11-08 23:10:36,234 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 86 transitions. [2024-11-08 23:10:36,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:10:36,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:36,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:36,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:36,236 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:36,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-08 23:10:36,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:36,505 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:36,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:36,568 INFO L255 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 23:10:36,569 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:36,791 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:36,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-08 23:10:37,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:37,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 78 states and 87 transitions. [2024-11-08 23:10:37,827 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2024-11-08 23:10:37,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:10:37,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:37,828 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:37,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:37,833 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:37,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-08 23:10:38,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:38,117 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:38,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:38,176 INFO L255 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:10:38,177 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:38,437 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:38,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-08 23:10:39,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:39,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 79 states and 88 transitions. [2024-11-08 23:10:39,522 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 88 transitions. [2024-11-08 23:10:39,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 23:10:39,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:39,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:39,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:39,524 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:39,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-08 23:10:39,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:39,830 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:39,894 INFO L255 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 23:10:39,896 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:40,153 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:40,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2024-11-08 23:10:41,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:41,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 80 states and 89 transitions. [2024-11-08 23:10:41,286 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2024-11-08 23:10:41,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 23:10:41,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:41,286 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:41,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:41,290 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:41,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-08 23:10:41,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:41,629 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:41,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:41,700 INFO L255 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 23:10:41,701 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:41,974 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:41,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-08 23:10:43,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:43,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 81 states and 90 transitions. [2024-11-08 23:10:43,266 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 90 transitions. [2024-11-08 23:10:43,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:10:43,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:43,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:43,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:43,269 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:43,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-08 23:10:43,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:43,621 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:43,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:43,697 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 23:10:43,698 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:44,040 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:44,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-08 23:10:45,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:45,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 82 states and 91 transitions. [2024-11-08 23:10:45,351 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 91 transitions. [2024-11-08 23:10:45,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 23:10:45,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:45,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:10:45,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:10:45,355 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:10:45,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-08 23:10:45,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:45,771 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:10:45,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:45,936 INFO L255 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:10:45,938 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:48,155 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-08 23:10:48,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2024-11-08 23:11:21,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:21,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 81 states and 90 transitions. [2024-11-08 23:11:21,098 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 90 transitions. [2024-11-08 23:11:21,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:11:21,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:21,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:11:21,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:11:21,101 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:11:21,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-08 23:11:21,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:21,537 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:11:21,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:21,616 INFO L255 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:11:21,617 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:11:22,196 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-08 23:11:22,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2024-11-08 23:11:25,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:25,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 80 states and 89 transitions. [2024-11-08 23:11:25,152 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2024-11-08 23:11:25,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:11:25,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:25,152 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:11:25,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:11:25,155 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:11:25,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-08 23:11:25,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:25,636 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:11:25,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:25,832 INFO L255 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 23:11:25,833 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:11:26,812 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-08 23:11:26,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2024-11-08 23:11:34,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:34,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 79 states and 88 transitions. [2024-11-08 23:11:34,005 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 88 transitions. [2024-11-08 23:11:34,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:11:34,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:34,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:11:34,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:11:34,011 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:11:34,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-08 23:11:34,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:34,464 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:11:34,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:34,547 INFO L255 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:11:34,550 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:11:35,999 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-08 23:11:36,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-08 23:11:42,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:42,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 83 states and 95 transitions. [2024-11-08 23:11:42,804 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 95 transitions. [2024-11-08 23:11:42,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:11:42,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:42,804 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:11:42,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:11:42,805 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:11:42,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-08 23:11:43,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:43,318 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:11:43,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:43,408 INFO L255 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:11:43,409 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:11:44,549 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-08 23:11:44,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Forceful destruction successful, exit code 0 [2024-11-08 23:12:20,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:20,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 83 states and 94 transitions. [2024-11-08 23:12:20,613 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 94 transitions. [2024-11-08 23:12:20,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:12:20,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:20,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:12:20,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:12:20,614 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:12:20,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-08 23:12:21,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:21,196 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:12:21,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:21,304 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:12:21,306 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:12:21,314 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-08 23:12:21,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-08 23:12:21,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:21,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 82 states and 93 transitions. [2024-11-08 23:12:21,370 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2024-11-08 23:12:21,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:12:21,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:21,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:12:21,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:12:21,376 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:12:21,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-08 23:12:22,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:22,057 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:12:22,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:22,314 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:12:22,316 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:12:22,658 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-08 23:12:22,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (30)] Forceful destruction successful, exit code 0 [2024-11-08 23:12:22,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:22,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 81 states and 92 transitions. [2024-11-08 23:12:22,784 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2024-11-08 23:12:22,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:12:22,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:22,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:12:22,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:12:22,786 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:12:22,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-08 23:12:23,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:23,429 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:12:23,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:23,517 INFO L255 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:12:23,519 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:12:23,600 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-08 23:12:23,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (31)] Forceful destruction successful, exit code 0 [2024-11-08 23:12:27,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:27,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 82 states and 93 transitions. [2024-11-08 23:12:27,139 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2024-11-08 23:12:27,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:12:27,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:27,140 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:12:27,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:12:27,143 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:12:27,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-08 23:12:27,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:27,867 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:12:27,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:27,977 INFO L255 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:12:27,978 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:12:29,093 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-08 23:12:29,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (32)] Forceful destruction successful, exit code 0 [2024-11-08 23:12:33,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:33,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 82 states and 92 transitions. [2024-11-08 23:12:33,393 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 92 transitions. [2024-11-08 23:12:33,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:12:33,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:33,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:12:33,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:12:33,396 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:12:33,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-08 23:12:34,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:34,067 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:12:34,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:34,175 INFO L255 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:12:34,177 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:12:34,249 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-08 23:12:34,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (33)] Forceful destruction successful, exit code 0 [2024-11-08 23:12:41,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:41,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 76 states and 83 transitions. [2024-11-08 23:12:41,684 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 83 transitions. [2024-11-08 23:12:41,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:12:41,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:41,684 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:12:41,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:12:41,685 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:12:41,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-08 23:12:42,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:42,434 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:12:42,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:42,577 INFO L255 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-08 23:12:42,581 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:12:42,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-11-08 23:12:42,630 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:12:42,630 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-11-08 23:12:42,637 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 23:12:46,535 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-08 23:12:46,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (34)] Forceful destruction successful, exit code 0 [2024-11-08 23:14:07,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:07,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 73 states and 78 transitions. [2024-11-08 23:14:07,447 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 78 transitions. [2024-11-08 23:14:07,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:14:07,448 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:07,448 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:14:07,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:14:07,449 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:14:07,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-08 23:14:08,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:08,048 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:14:08,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:08,142 INFO L255 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:14:08,143 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:14:08,147 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-08 23:14:08,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-11-08 23:14:08,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:08,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 72 states and 77 transitions. [2024-11-08 23:14:08,229 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 77 transitions. [2024-11-08 23:14:08,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:14:08,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:08,229 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:14:08,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:14:08,230 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:14:08,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-08 23:14:08,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:08,860 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:14:08,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:08,995 INFO L255 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:14:08,996 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:14:11,077 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-08 23:14:11,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (36)] Forceful destruction successful, exit code 0 [2024-11-08 23:14:18,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:18,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 71 states and 76 transitions. [2024-11-08 23:14:18,261 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 76 transitions. [2024-11-08 23:14:18,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 23:14:18,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:18,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:14:18,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:14:18,262 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:14:18,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-08 23:14:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:19,073 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:14:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:19,179 INFO L255 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 23:14:19,181 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:14:21,966 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-08 23:14:21,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (37)] Forceful destruction successful, exit code 0 [2024-11-08 23:14:44,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:44,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 70 states and 75 transitions. [2024-11-08 23:14:44,276 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 75 transitions. [2024-11-08 23:14:44,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 23:14:44,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:44,277 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:14:44,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:14:44,278 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:14:44,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-08 23:14:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:45,203 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:14:45,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:45,321 INFO L255 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 23:14:45,325 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:14:45,344 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:14:45,345 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-11-08 23:14:45,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 23:14:45,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-11-08 23:14:49,520 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-08 23:14:49,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-11-08 23:15:18,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:18,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 67 states and 70 transitions. [2024-11-08 23:15:18,988 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 70 transitions. [2024-11-08 23:15:18,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 23:15:18,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:18,989 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:15:18,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:15:18,990 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:15:18,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-08 23:15:19,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:19,721 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:15:19,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:19,849 INFO L255 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:15:19,850 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:15:19,856 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-08 23:15:19,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (39)] Forceful destruction successful, exit code 0 [2024-11-08 23:15:19,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:19,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 66 states and 69 transitions. [2024-11-08 23:15:19,943 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 69 transitions. [2024-11-08 23:15:19,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 23:15:19,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:19,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:15:19,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:15:19,945 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:15:19,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-08 23:15:20,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:20,742 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:15:20,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:20,871 INFO L255 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:15:20,872 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:15:22,684 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-08 23:15:22,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (40)] Forceful destruction successful, exit code 0 [2024-11-08 23:15:29,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:29,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 65 states and 68 transitions. [2024-11-08 23:15:29,891 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 68 transitions. [2024-11-08 23:15:29,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 23:15:29,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:29,892 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:15:29,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:15:29,893 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:15:29,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-08 23:15:30,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:30,902 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:15:31,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:31,033 INFO L255 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-08 23:15:31,037 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:15:31,049 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:15:31,050 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-11-08 23:15:31,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 23:15:31,065 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-11-08 23:15:34,183 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-08 23:15:34,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (41)] Forceful destruction successful, exit code 0 [2024-11-08 23:15:47,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:47,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 64 states and 67 transitions. [2024-11-08 23:15:47,273 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 67 transitions. [2024-11-08 23:15:47,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 23:15:47,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:47,273 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:15:47,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:15:47,274 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:15:47,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-08 23:15:48,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:48,255 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:15:48,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:48,412 INFO L255 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 23:15:48,414 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:15:50,616 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-08 23:15:50,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (42)] Forceful destruction successful, exit code 0 [2024-11-08 23:16:10,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:10,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 63 states and 66 transitions. [2024-11-08 23:16:10,563 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 66 transitions. [2024-11-08 23:16:10,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 23:16:10,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:10,563 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:10,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:10,564 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:10,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-08 23:16:11,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:11,603 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:11,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:11,737 INFO L255 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-08 23:16:11,743 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:11,754 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:16:11,754 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-11-08 23:16:11,763 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 23:16:11,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-11-08 23:16:13,425 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-08 23:16:13,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (43)] Forceful destruction successful, exit code 0 [2024-11-08 23:16:14,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:14,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 62 states and 65 transitions. [2024-11-08 23:16:14,614 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 65 transitions. [2024-11-08 23:16:14,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 23:16:14,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:14,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:14,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:14,615 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:14,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-08 23:16:22,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:16:22,067 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:16:28,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:16:38,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:16:39,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-11-08 23:16:39,003 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:16:39,006 INFO L158 Benchmark]: Toolchain (without parser) took 384222.31ms. Allocated memory was 81.8MB in the beginning and 302.0MB in the end (delta: 220.2MB). Free memory was 51.9MB in the beginning and 87.5MB in the end (delta: -35.6MB). Peak memory consumption was 183.9MB. Max. memory is 16.1GB. [2024-11-08 23:16:39,007 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 54.5MB. Free memory is still 30.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:16:39,007 INFO L158 Benchmark]: CACSL2BoogieTranslator took 866.46ms. Allocated memory is still 81.8MB. Free memory was 51.7MB in the beginning and 42.2MB in the end (delta: 9.6MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2024-11-08 23:16:39,007 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.68ms. Allocated memory is still 81.8MB. Free memory was 42.2MB in the beginning and 39.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:16:39,008 INFO L158 Benchmark]: Boogie Preprocessor took 62.80ms. Allocated memory is still 81.8MB. Free memory was 39.4MB in the beginning and 36.9MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:16:39,008 INFO L158 Benchmark]: RCFGBuilder took 784.01ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 36.9MB in the beginning and 61.5MB in the end (delta: -24.6MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2024-11-08 23:16:39,009 INFO L158 Benchmark]: CodeCheck took 382417.68ms. Allocated memory was 98.6MB in the beginning and 302.0MB in the end (delta: 203.4MB). Free memory was 61.5MB in the beginning and 87.5MB in the end (delta: -26.0MB). Peak memory consumption was 177.9MB. Max. memory is 16.1GB. [2024-11-08 23:16:39,011 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 54.5MB. Free memory is still 30.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 866.46ms. Allocated memory is still 81.8MB. Free memory was 51.7MB in the beginning and 42.2MB in the end (delta: 9.6MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.68ms. Allocated memory is still 81.8MB. Free memory was 42.2MB in the beginning and 39.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.80ms. Allocated memory is still 81.8MB. Free memory was 39.4MB in the beginning and 36.9MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 784.01ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 36.9MB in the beginning and 61.5MB in the end (delta: -24.6MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * CodeCheck took 382417.68ms. Allocated memory was 98.6MB in the beginning and 302.0MB in the end (delta: 203.4MB). Free memory was 61.5MB in the beginning and 87.5MB in the end (delta: -26.0MB). Peak memory consumption was 177.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:16:39,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d4db14-f1fc-4fa4-b22b-048ecc813459/bin/ukojak-verify-ImItNfHLgk/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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown