./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test15-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5451b72a-37da-4115-ae02-064dd25792e4/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5451b72a-37da-4115-ae02-064dd25792e4/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5451b72a-37da-4115-ae02-064dd25792e4/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5451b72a-37da-4115-ae02-064dd25792e4/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test15-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5451b72a-37da-4115-ae02-064dd25792e4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5451b72a-37da-4115-ae02-064dd25792e4/bin/ukojak-verify-afCqCEvfdi --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 d2e5061cdab54d9faeb4b87debefa6d4cd511c313e4ad95bcaf137fbc78127a3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:57:51,248 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:57:51,402 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5451b72a-37da-4115-ae02-064dd25792e4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:57:51,411 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:57:51,412 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:57:51,461 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:57:51,463 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:57:51,463 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:57:51,464 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:57:51,470 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:57:51,472 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:57:51,473 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:57:51,473 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:57:51,475 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:57:51,476 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:57:51,476 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:57:51,477 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:57:51,477 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:57:51,478 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:57:51,478 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:57:51,479 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:57:51,480 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:57:51,480 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:57:51,481 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:57:51,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:51,482 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:57:51,483 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:57:51,483 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:57:51,484 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:57:51,484 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_5451b72a-37da-4115-ae02-064dd25792e4/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5451b72a-37da-4115-ae02-064dd25792e4/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2e5061cdab54d9faeb4b87debefa6d4cd511c313e4ad95bcaf137fbc78127a3 [2023-11-24 22:57:51,875 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:57:51,915 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:57:51,918 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:57:51,920 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:57:51,921 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:57:51,922 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5451b72a-37da-4115-ae02-064dd25792e4/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/ldv-memsafety/memleaks_test15-2.i [2023-11-24 22:57:55,191 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:57:55,611 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:57:55,612 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5451b72a-37da-4115-ae02-064dd25792e4/sv-benchmarks/c/ldv-memsafety/memleaks_test15-2.i [2023-11-24 22:57:55,642 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5451b72a-37da-4115-ae02-064dd25792e4/bin/ukojak-verify-afCqCEvfdi/data/4dbff2b66/3b7830ab48154c3cb8b587720d52ec80/FLAGff04b262b [2023-11-24 22:57:55,661 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5451b72a-37da-4115-ae02-064dd25792e4/bin/ukojak-verify-afCqCEvfdi/data/4dbff2b66/3b7830ab48154c3cb8b587720d52ec80 [2023-11-24 22:57:55,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:57:55,670 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:57:55,675 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:55,675 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:57:55,681 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:57:55,682 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:55" (1/1) ... [2023-11-24 22:57:55,685 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f49bce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:55, skipping insertion in model container [2023-11-24 22:57:55,686 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:55" (1/1) ... [2023-11-24 22:57:55,764 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:57:56,419 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:56,446 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:57:56,536 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:56,600 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:57:56,608 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:57:56,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:56 WrapperNode [2023-11-24 22:57:56,609 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:56,611 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:56,611 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:57:56,611 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:57:56,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:56" (1/1) ... [2023-11-24 22:57:56,651 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:56" (1/1) ... [2023-11-24 22:57:56,703 INFO L138 Inliner]: procedures = 171, calls = 104, calls flagged for inlining = 43, calls inlined = 20, statements flattened = 231 [2023-11-24 22:57:56,705 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:56,710 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:57:56,710 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:57:56,710 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:57:56,719 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:56" (1/1) ... [2023-11-24 22:57:56,720 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:56" (1/1) ... [2023-11-24 22:57:56,726 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:56" (1/1) ... [2023-11-24 22:57:56,726 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:56" (1/1) ... [2023-11-24 22:57:56,741 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:56" (1/1) ... [2023-11-24 22:57:56,744 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:56" (1/1) ... [2023-11-24 22:57:56,747 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:56" (1/1) ... [2023-11-24 22:57:56,750 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:56" (1/1) ... [2023-11-24 22:57:56,755 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:57:56,756 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:57:56,756 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:57:56,757 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:57:56,769 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:56" (1/1) ... [2023-11-24 22:57:56,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:56,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5451b72a-37da-4115-ae02-064dd25792e4/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:57:56,888 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5451b72a-37da-4115-ae02-064dd25792e4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:57:56,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5451b72a-37da-4115-ae02-064dd25792e4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:57:56,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:57:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:57:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:57:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:57:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:57:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:57:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:57:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 22:57:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:57:56,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:57:57,108 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:57:57,111 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:57:57,570 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:57:57,678 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:57:57,678 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:57:57,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:57 BoogieIcfgContainer [2023-11-24 22:57:57,680 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:57:57,681 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:57:57,682 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:57:57,694 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:57:57,694 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:57" (1/1) ... [2023-11-24 22:57:57,705 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:57:57,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:57,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 99 states and 106 transitions. [2023-11-24 22:57:57,769 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 106 transitions. [2023-11-24 22:57:57,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:57:57,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:57,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:57,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:58,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:58,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:58,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 100 states and 107 transitions. [2023-11-24 22:57:58,171 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 107 transitions. [2023-11-24 22:57:58,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:57:58,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:58,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:58,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:58,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:58,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:58,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 99 states and 106 transitions. [2023-11-24 22:57:58,853 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 106 transitions. [2023-11-24 22:57:58,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:57:58,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:58,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:58,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:59,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:59,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:59,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 98 states and 105 transitions. [2023-11-24 22:57:59,569 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 105 transitions. [2023-11-24 22:57:59,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:57:59,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:59,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:59,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:59,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:59,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 100 states and 107 transitions. [2023-11-24 22:57:59,893 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 107 transitions. [2023-11-24 22:57:59,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:57:59,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:59,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:59,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:00,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:00,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:00,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 102 states and 109 transitions. [2023-11-24 22:58:00,874 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 109 transitions. [2023-11-24 22:58:00,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:58:00,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:00,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:00,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:00,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:00,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:00,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 101 states and 108 transitions. [2023-11-24 22:58:00,953 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 108 transitions. [2023-11-24 22:58:00,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:58:00,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:00,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:00,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:01,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:01,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:01,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 100 states and 107 transitions. [2023-11-24 22:58:01,337 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 107 transitions. [2023-11-24 22:58:01,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:58:01,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:01,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:01,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:01,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:02,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:02,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 103 states and 110 transitions. [2023-11-24 22:58:02,695 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 110 transitions. [2023-11-24 22:58:02,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:58:02,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:02,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:02,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:02,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:03,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:03,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 104 states and 111 transitions. [2023-11-24 22:58:03,107 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 111 transitions. [2023-11-24 22:58:03,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:58:03,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:03,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:03,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:03,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:03,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:03,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 103 states and 110 transitions. [2023-11-24 22:58:03,392 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 110 transitions. [2023-11-24 22:58:03,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:58:03,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:03,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:03,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:03,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:03,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:03,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 102 states and 109 transitions. [2023-11-24 22:58:03,661 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 109 transitions. [2023-11-24 22:58:03,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:58:03,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:03,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:03,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:04,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:05,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:05,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 105 states and 112 transitions. [2023-11-24 22:58:05,895 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 112 transitions. [2023-11-24 22:58:05,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:58:05,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:05,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:05,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:06,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:07,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:07,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 107 states and 114 transitions. [2023-11-24 22:58:07,552 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 114 transitions. [2023-11-24 22:58:07,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:58:07,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:07,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:07,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:08,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:10,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:10,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 106 states and 113 transitions. [2023-11-24 22:58:10,384 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 113 transitions. [2023-11-24 22:58:10,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:58:10,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:10,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:10,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:11,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:14,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:14,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 105 states and 112 transitions. [2023-11-24 22:58:14,771 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 112 transitions. [2023-11-24 22:58:14,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:58:14,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:14,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:14,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:14,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:15,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:15,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 108 states and 120 transitions. [2023-11-24 22:58:15,533 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 120 transitions. [2023-11-24 22:58:15,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:58:15,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:15,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:15,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:16,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:22,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:22,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 107 states and 119 transitions. [2023-11-24 22:58:22,125 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 119 transitions. [2023-11-24 22:58:22,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:58:22,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:22,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:22,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:24,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:32,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:32,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 106 states and 118 transitions. [2023-11-24 22:58:32,071 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 118 transitions. [2023-11-24 22:58:32,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:58:32,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:32,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:32,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:32,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:33,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:33,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 109 states and 121 transitions. [2023-11-24 22:58:33,723 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 121 transitions. [2023-11-24 22:58:33,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:58:33,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:33,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:33,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:33,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:34,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:34,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 108 states and 120 transitions. [2023-11-24 22:58:34,140 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 120 transitions. [2023-11-24 22:58:34,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:58:34,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:34,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:34,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:34,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:35,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:35,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 107 states and 119 transitions. [2023-11-24 22:58:35,381 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 119 transitions. [2023-11-24 22:58:35,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:58:35,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:35,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:35,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:35,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:41,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:41,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 110 states and 122 transitions. [2023-11-24 22:58:41,554 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 122 transitions. [2023-11-24 22:58:41,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:58:41,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:41,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:41,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:43,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.