./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_3-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 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_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/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_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/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_3d23482d-cbbc-45ea-9af5-41dad1d41441/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 14e3e63e231fa0c862b0912d52fb4325a0198eb4d9a43387e9996f85700980cb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:41:47,118 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:41:47,199 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-09 00:41:47,204 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:41:47,204 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:41:47,227 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:41:47,228 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:41:47,228 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:41:47,229 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:41:47,229 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:41:47,230 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:41:47,230 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:41:47,231 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:41:47,231 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-09 00:41:47,232 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-09 00:41:47,232 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-09 00:41:47,232 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:41:47,233 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:41:47,233 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:41:47,234 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:41:47,234 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:41:47,235 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:41:47,236 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:41:47,236 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:41:47,236 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:41:47,237 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:41:47,237 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:41:47,238 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:41:47,238 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:41:47,239 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:41:47,239 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_3d23482d-cbbc-45ea-9af5-41dad1d41441/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14e3e63e231fa0c862b0912d52fb4325a0198eb4d9a43387e9996f85700980cb [2024-11-09 00:41:47,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:41:47,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:41:47,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:41:47,529 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:41:47,530 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:41:47,531 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_3-2.i Unable to find full path for "g++" [2024-11-09 00:41:49,562 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:41:49,882 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:41:49,884 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/sv-benchmarks/c/ldv-memsafety/memleaks_test22_3-2.i [2024-11-09 00:41:49,907 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/data/e471a574e/e697b8fd53314930a828bee7dab950de/FLAG1a4533119 [2024-11-09 00:41:50,165 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/data/e471a574e/e697b8fd53314930a828bee7dab950de [2024-11-09 00:41:50,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:41:50,169 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:41:50,171 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:41:50,171 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:41:50,176 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:41:50,177 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:41:50" (1/1) ... [2024-11-09 00:41:50,178 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6101861f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:50, skipping insertion in model container [2024-11-09 00:41:50,178 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:41:50" (1/1) ... [2024-11-09 00:41:50,247 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:41:50,766 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:41:50,791 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:41:50,891 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:41:50,930 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:41:50,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:50 WrapperNode [2024-11-09 00:41:50,930 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:41:50,932 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:41:50,932 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:41:50,932 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:41:50,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:50" (1/1) ... [2024-11-09 00:41:50,959 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:50" (1/1) ... [2024-11-09 00:41:50,989 INFO L138 Inliner]: procedures = 164, calls = 70, calls flagged for inlining = 31, calls inlined = 24, statements flattened = 180 [2024-11-09 00:41:50,989 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:41:50,990 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:41:50,990 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:41:50,990 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:41:51,001 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:50" (1/1) ... [2024-11-09 00:41:51,001 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:50" (1/1) ... [2024-11-09 00:41:51,006 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:50" (1/1) ... [2024-11-09 00:41:51,006 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:50" (1/1) ... [2024-11-09 00:41:51,019 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:50" (1/1) ... [2024-11-09 00:41:51,022 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:50" (1/1) ... [2024-11-09 00:41:51,025 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:50" (1/1) ... [2024-11-09 00:41:51,026 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:50" (1/1) ... [2024-11-09 00:41:51,030 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:41:51,031 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:41:51,031 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:41:51,031 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:41:51,032 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:50" (1/1) ... [2024-11-09 00:41:51,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:41:51,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:41:51,073 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:41:51,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:41:51,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:41:51,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:41:51,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 00:41:51,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:41:51,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 00:41:51,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 00:41:51,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:41:51,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 00:41:51,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:41:51,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:41:51,247 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:41:51,250 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:41:51,782 INFO L? ?]: Removed 189 outVars from TransFormulas that were not future-live. [2024-11-09 00:41:51,782 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:41:51,893 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:41:51,893 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:41:51,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:41:51 BoogieIcfgContainer [2024-11-09 00:41:51,893 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:41:51,894 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:41:51,895 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:41:51,906 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:41:51,906 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:41:51" (1/1) ... [2024-11-09 00:41:51,914 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:41:51,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:41:51,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 78 states and 87 transitions. [2024-11-09 00:41:51,973 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2024-11-09 00:41:51,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 00:41:51,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:41:51,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:41:52,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:41:52,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:41:52,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:41:52,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 77 states and 86 transitions. [2024-11-09 00:41:52,475 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 86 transitions. [2024-11-09 00:41:52,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:41:52,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:41:52,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:41:52,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:41:52,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:41:53,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:41:53,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 76 states and 85 transitions. [2024-11-09 00:41:53,098 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions. [2024-11-09 00:41:53,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 00:41:53,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:41:53,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:41:53,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:41:53,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:41:53,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:41:53,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 78 states and 87 transitions. [2024-11-09 00:41:53,412 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2024-11-09 00:41:53,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:41:53,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:41:53,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:41:53,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:41:53,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:41:53,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:41:53,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 80 states and 89 transitions. [2024-11-09 00:41:53,805 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2024-11-09 00:41:53,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:41:53,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:41:53,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:41:53,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:41:53,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:41:54,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:41:54,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 86 states and 97 transitions. [2024-11-09 00:41:54,831 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 97 transitions. [2024-11-09 00:41:54,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:41:54,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:41:54,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:41:54,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:41:55,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:41:55,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:41:55,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 85 states and 96 transitions. [2024-11-09 00:41:55,741 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 96 transitions. [2024-11-09 00:41:55,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:41:55,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:41:55,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:41:55,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:41:56,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:41:58,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:41:58,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 84 states and 95 transitions. [2024-11-09 00:41:58,108 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 95 transitions. [2024-11-09 00:41:58,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:41:58,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:41:58,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:41:58,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:41:58,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:41:58,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:41:58,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 83 states and 94 transitions. [2024-11-09 00:41:58,724 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 94 transitions. [2024-11-09 00:41:58,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:41:58,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:41:58,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:41:58,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:41:59,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:42:00,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:42:00,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 82 states and 93 transitions. [2024-11-09 00:42:00,528 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2024-11-09 00:42:00,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:42:00,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:42:00,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:42:00,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:42:00,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:42:02,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:42:02,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 82 states and 92 transitions. [2024-11-09 00:42:02,282 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 92 transitions. [2024-11-09 00:42:02,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:42:02,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:42:02,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:42:02,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:42:02,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:42:02,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:42:02,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 81 states and 91 transitions. [2024-11-09 00:42:02,327 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 91 transitions. [2024-11-09 00:42:02,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:42:02,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:42:02,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:42:02,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:42:02,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:42:03,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:42:03,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 80 states and 90 transitions. [2024-11-09 00:42:03,392 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 90 transitions. [2024-11-09 00:42:03,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:42:03,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:42:03,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:42:03,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:42:03,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:42:04,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:42:04,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 82 states and 92 transitions. [2024-11-09 00:42:04,921 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 92 transitions. [2024-11-09 00:42:04,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:42:04,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:42:04,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:42:04,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:42:05,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:42:07,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:42:07,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 82 states and 91 transitions. [2024-11-09 00:42:07,188 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 91 transitions. [2024-11-09 00:42:07,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:42:07,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:42:07,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:42:07,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:42:07,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:42:10,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:42:10,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 81 states and 90 transitions. [2024-11-09 00:42:10,401 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 90 transitions. [2024-11-09 00:42:10,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:42:10,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:42:10,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:42:10,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:42:12,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:42:17,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:42:17,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 80 states and 89 transitions. [2024-11-09 00:42:17,180 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2024-11-09 00:42:17,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:42:17,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:42:17,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:42:17,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:42:17,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:42:17,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:42:17,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 79 states and 88 transitions. [2024-11-09 00:42:17,258 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 88 transitions. [2024-11-09 00:42:17,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:42:17,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:42:17,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:42:17,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:42:17,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:42:18,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:42:18,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 78 states and 87 transitions. [2024-11-09 00:42:18,123 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2024-11-09 00:42:18,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:42:18,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:42:18,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:42:18,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:42:18,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:42:20,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:42:20,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 74 states and 81 transitions. [2024-11-09 00:42:20,786 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 81 transitions. [2024-11-09 00:42:20,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:42:20,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:42:20,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:42:20,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:42:21,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:42:23,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:42:23,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 73 states and 80 transitions. [2024-11-09 00:42:23,282 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 80 transitions. [2024-11-09 00:42:23,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:42:23,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:42:23,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:42:23,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:42:24,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:42:27,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:42:27,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 72 states and 79 transitions. [2024-11-09 00:42:27,694 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 79 transitions. [2024-11-09 00:42:27,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-09 00:42:27,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:42:27,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:42:27,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:42:29,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:42:40,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:42:40,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 71 states and 78 transitions. [2024-11-09 00:42:40,476 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 78 transitions. [2024-11-09 00:42:40,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 00:42:40,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:42:40,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:42:40,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:42:41,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:42:56,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:42:56,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 70 states and 77 transitions. [2024-11-09 00:42:56,239 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 77 transitions. [2024-11-09 00:42:56,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 00:42:56,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:42:56,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:42:56,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:42:57,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:43:02,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:02,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 74 states and 84 transitions. [2024-11-09 00:43:02,250 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 84 transitions. [2024-11-09 00:43:02,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 00:43:02,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:02,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:03,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:43:08,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:08,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 78 states and 91 transitions. [2024-11-09 00:43:08,979 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 91 transitions. [2024-11-09 00:43:08,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 00:43:08,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:08,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:08,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:09,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:43:10,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:10,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 77 states and 90 transitions. [2024-11-09 00:43:10,836 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 90 transitions. [2024-11-09 00:43:10,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:43:10,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:10,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:10,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:11,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:43:14,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:14,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 78 states and 91 transitions. [2024-11-09 00:43:14,711 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 91 transitions. [2024-11-09 00:43:14,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:43:14,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:14,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:14,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:14,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:43:14,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:14,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 77 states and 90 transitions. [2024-11-09 00:43:14,803 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 90 transitions. [2024-11-09 00:43:14,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:43:14,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:14,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:14,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:14,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:43:14,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:14,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 76 states and 89 transitions. [2024-11-09 00:43:14,884 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 89 transitions. [2024-11-09 00:43:14,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:43:14,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:14,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:14,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:15,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:43:17,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:17,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 77 states and 90 transitions. [2024-11-09 00:43:17,602 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 90 transitions. [2024-11-09 00:43:17,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:43:17,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:17,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:17,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:18,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:43:21,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:21,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 78 states and 91 transitions. [2024-11-09 00:43:21,075 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 91 transitions. [2024-11-09 00:43:21,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-09 00:43:21,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:21,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:21,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:21,988 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:43:24,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:24,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 79 states and 92 transitions. [2024-11-09 00:43:24,087 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 92 transitions. [2024-11-09 00:43:24,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:43:24,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:24,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:24,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:25,479 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:43:28,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:28,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 80 states and 93 transitions. [2024-11-09 00:43:28,025 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 93 transitions. [2024-11-09 00:43:28,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-09 00:43:28,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:28,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:29,170 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:43:31,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:31,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 81 states and 94 transitions. [2024-11-09 00:43:31,592 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 94 transitions. [2024-11-09 00:43:31,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 00:43:31,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:31,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:31,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:32,472 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:43:34,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:34,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 82 states and 95 transitions. [2024-11-09 00:43:34,582 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 95 transitions. [2024-11-09 00:43:34,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 00:43:34,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:34,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:34,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:35,577 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:43:37,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:37,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 83 states and 96 transitions. [2024-11-09 00:43:37,625 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 96 transitions. [2024-11-09 00:43:37,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-09 00:43:37,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:37,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:37,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:39,634 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:43:42,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:42,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 84 states and 97 transitions. [2024-11-09 00:43:42,934 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 97 transitions. [2024-11-09 00:43:42,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:43:42,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:42,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:42,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:43,960 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:43:46,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:46,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 85 states and 98 transitions. [2024-11-09 00:43:46,301 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 98 transitions. [2024-11-09 00:43:46,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-09 00:43:46,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:46,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:46,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:47,321 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:43:49,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:49,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 86 states and 99 transitions. [2024-11-09 00:43:49,628 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 99 transitions. [2024-11-09 00:43:49,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-09 00:43:49,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:49,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:50,873 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:43:53,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:53,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 87 states and 100 transitions. [2024-11-09 00:43:53,306 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 100 transitions. [2024-11-09 00:43:53,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 00:43:53,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:53,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:53,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:55,682 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:43:59,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:59,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 88 states and 101 transitions. [2024-11-09 00:43:59,096 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 101 transitions. [2024-11-09 00:43:59,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-09 00:43:59,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:59,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:59,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:00,613 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:44:03,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:03,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 89 states and 102 transitions. [2024-11-09 00:44:03,567 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 102 transitions. [2024-11-09 00:44:03,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-09 00:44:03,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:03,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:03,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:04,929 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:44:07,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:07,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 90 states and 103 transitions. [2024-11-09 00:44:07,594 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 103 transitions. [2024-11-09 00:44:07,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-09 00:44:07,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:07,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:08,684 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:44:10,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:10,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 91 states and 104 transitions. [2024-11-09 00:44:10,960 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 104 transitions. [2024-11-09 00:44:10,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-09 00:44:10,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:10,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:11,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:18,214 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:44:26,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:44:26,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 92 states and 105 transitions. [2024-11-09 00:44:26,254 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 105 transitions. [2024-11-09 00:44:26,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:44:26,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:44:26,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:44:26,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:44:44,423 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 15 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:45:59,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:45:59,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 91 states and 104 transitions. [2024-11-09 00:45:59,981 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 104 transitions. [2024-11-09 00:45:59,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-09 00:45:59,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:45:59,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:46:00,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:46:01,471 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-09 00:46:05,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:46:05,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 94 states and 110 transitions. [2024-11-09 00:46:05,249 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 110 transitions. [2024-11-09 00:46:05,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-09 00:46:05,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:46:05,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:46:05,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:46:05,607 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-09 00:46:09,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:46:09,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 96 states and 113 transitions. [2024-11-09 00:46:09,461 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 113 transitions. [2024-11-09 00:46:09,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-09 00:46:09,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:46:09,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:46:09,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:46:29,629 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 91 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:48:02,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:48:02,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 91 states and 107 transitions. [2024-11-09 00:48:02,269 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 107 transitions. [2024-11-09 00:48:02,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-09 00:48:02,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:48:02,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:48:02,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:48:03,438 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-09 00:48:14,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:48:14,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 99 states and 118 transitions. [2024-11-09 00:48:14,573 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 118 transitions. [2024-11-09 00:48:14,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 00:48:14,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:48:14,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:48:14,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:48:35,032 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:49:33,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:49:33,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 105 states and 126 transitions. [2024-11-09 00:49:33,131 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 126 transitions. [2024-11-09 00:49:33,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 00:49:33,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:49:33,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:49:33,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:49:34,445 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-09 00:49:56,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:49:56,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 114 states and 138 transitions. [2024-11-09 00:49:56,936 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 138 transitions. [2024-11-09 00:49:56,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:49:56,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:49:56,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:49:56,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:49:57,023 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-09 00:49:57,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:49:57,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 113 states and 137 transitions. [2024-11-09 00:49:57,073 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 137 transitions. [2024-11-09 00:49:57,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:49:57,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:49:57,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:49:57,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:49:58,606 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-09 00:50:14,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:14,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 102 states and 113 transitions. [2024-11-09 00:50:14,281 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 113 transitions. [2024-11-09 00:50:14,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:50:14,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:14,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:14,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:50:14,364 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:50:14,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:50:24,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:50:24,682 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) [2024-11-09 00:50:24,687 INFO L158 Benchmark]: Toolchain (without parser) took 514516.51ms. Allocated memory was 161.5MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 121.5MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 522.5MB. Max. memory is 16.1GB. [2024-11-09 00:50:24,688 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 161.5MB. Free memory is still 108.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:50:24,688 INFO L158 Benchmark]: CACSL2BoogieTranslator took 760.01ms. Allocated memory is still 161.5MB. Free memory was 121.5MB in the beginning and 97.0MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-09 00:50:24,689 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.88ms. Allocated memory is still 161.5MB. Free memory was 97.0MB in the beginning and 94.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:50:24,690 INFO L158 Benchmark]: Boogie Preprocessor took 40.26ms. Allocated memory is still 161.5MB. Free memory was 94.3MB in the beginning and 91.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:50:24,691 INFO L158 Benchmark]: RCFGBuilder took 862.80ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 91.6MB in the beginning and 155.5MB in the end (delta: -63.8MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2024-11-09 00:50:24,692 INFO L158 Benchmark]: CodeCheck took 512790.78ms. Allocated memory was 195.0MB in the beginning and 2.1GB in the end (delta: 1.9GB). Free memory was 155.5MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 520.7MB. Max. memory is 16.1GB. [2024-11-09 00:50:24,696 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 0.37ms. Allocated memory is still 161.5MB. Free memory is still 108.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 760.01ms. Allocated memory is still 161.5MB. Free memory was 121.5MB in the beginning and 97.0MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.88ms. Allocated memory is still 161.5MB. Free memory was 97.0MB in the beginning and 94.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.26ms. Allocated memory is still 161.5MB. Free memory was 94.3MB in the beginning and 91.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 862.80ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 91.6MB in the beginning and 155.5MB in the end (delta: -63.8MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. * CodeCheck took 512790.78ms. Allocated memory was 195.0MB in the beginning and 2.1GB in the end (delta: 1.9GB). Free memory was 155.5MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 520.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:50:24,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/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_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/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_3d23482d-cbbc-45ea-9af5-41dad1d41441/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 14e3e63e231fa0c862b0912d52fb4325a0198eb4d9a43387e9996f85700980cb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:50:28,013 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:50:28,161 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-09 00:50:28,219 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:50:28,222 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:50:28,223 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:50:28,223 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:50:28,225 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:50:28,226 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:50:28,226 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:50:28,227 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:50:28,228 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-09 00:50:28,228 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-09 00:50:28,232 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-09 00:50:28,232 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:50:28,233 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:50:28,233 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:50:28,233 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:50:28,234 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:50:28,234 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:50:28,235 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:50:28,235 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:50:28,236 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:50:28,236 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:50:28,237 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:50:28,237 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:28,237 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:50:28,238 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:50:28,238 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:50:28,243 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:50:28,243 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:50:28,244 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:50:28,246 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:28,246 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:50:28,247 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_3d23482d-cbbc-45ea-9af5-41dad1d41441/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14e3e63e231fa0c862b0912d52fb4325a0198eb4d9a43387e9996f85700980cb [2024-11-09 00:50:28,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:50:28,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:50:28,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:50:28,818 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:50:28,819 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:50:28,821 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_3-2.i Unable to find full path for "g++" [2024-11-09 00:50:31,186 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:50:31,581 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:50:31,581 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/sv-benchmarks/c/ldv-memsafety/memleaks_test22_3-2.i [2024-11-09 00:50:31,604 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/data/63f3e75c3/032f023b5f534f4c89a79d8439a0d83c/FLAG86aebbd76 [2024-11-09 00:50:31,624 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/data/63f3e75c3/032f023b5f534f4c89a79d8439a0d83c [2024-11-09 00:50:31,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:50:31,630 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:50:31,631 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:50:31,632 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:50:31,639 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:50:31,640 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:50:31" (1/1) ... [2024-11-09 00:50:31,642 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55589659 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:31, skipping insertion in model container [2024-11-09 00:50:31,642 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:50:31" (1/1) ... [2024-11-09 00:50:31,726 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:50:32,360 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 00:50:32,486 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:50:32,524 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-09 00:50:32,551 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:50:32,609 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 00:50:32,641 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:50:32,653 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:50:32,728 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:50:32,791 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:50:32,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:32 WrapperNode [2024-11-09 00:50:32,792 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:50:32,793 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:50:32,794 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:50:32,794 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:50:32,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:32" (1/1) ... [2024-11-09 00:50:32,848 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:32" (1/1) ... [2024-11-09 00:50:32,920 INFO L138 Inliner]: procedures = 165, calls = 70, calls flagged for inlining = 31, calls inlined = 24, statements flattened = 174 [2024-11-09 00:50:32,924 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:50:32,925 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:50:32,925 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:50:32,925 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:50:32,941 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:32" (1/1) ... [2024-11-09 00:50:32,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:32" (1/1) ... [2024-11-09 00:50:32,949 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:32" (1/1) ... [2024-11-09 00:50:32,953 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:32" (1/1) ... [2024-11-09 00:50:32,980 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:32" (1/1) ... [2024-11-09 00:50:32,984 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:32" (1/1) ... [2024-11-09 00:50:32,990 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:32" (1/1) ... [2024-11-09 00:50:32,996 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:32" (1/1) ... [2024-11-09 00:50:33,003 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:50:33,007 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:50:33,007 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:50:33,007 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:50:33,009 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:32" (1/1) ... [2024-11-09 00:50:33,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:50:33,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:50:33,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:50:33,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:50:33,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:50:33,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 00:50:33,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:50:33,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 00:50:33,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 00:50:33,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 00:50:33,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:50:33,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 00:50:33,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:50:33,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:50:33,341 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:50:33,345 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:50:34,070 INFO L? ?]: Removed 189 outVars from TransFormulas that were not future-live. [2024-11-09 00:50:34,070 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:50:34,173 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:50:34,173 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:50:34,173 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:50:34 BoogieIcfgContainer [2024-11-09 00:50:34,174 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:50:34,174 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:50:34,175 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:50:34,186 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:50:34,186 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:50:34" (1/1) ... [2024-11-09 00:50:34,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:50:34,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:34,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 78 states and 87 transitions. [2024-11-09 00:50:34,285 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2024-11-09 00:50:34,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 00:50:34,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:34,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:34,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:34,291 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:34,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:50:34,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:34,462 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:34,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:34,493 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:50:34,500 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:34,671 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:50:34,674 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-11-09 00:50:34,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 12 treesize of output 11 [2024-11-09 00:50:34,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:34,863 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:50:34,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:50:34,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:34,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 77 states and 86 transitions. [2024-11-09 00:50:34,991 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 86 transitions. [2024-11-09 00:50:34,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:50:34,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:34,992 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:34,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:34,996 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:34,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:50:35,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:35,139 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:35,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:35,160 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:35,162 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:35,208 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:50:35,209 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-11-09 00:50:35,214 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 [2024-11-09 00:50:35,226 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 [2024-11-09 00:50:35,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:35,401 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:50:35,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:50:36,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:36,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 76 states and 85 transitions. [2024-11-09 00:50:36,056 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions. [2024-11-09 00:50:36,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 00:50:36,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:36,056 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:36,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:36,059 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:36,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:50:36,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:36,209 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:36,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:36,246 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:50:36,248 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:36,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:36,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 00:50:36,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:36,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 78 states and 87 transitions. [2024-11-09 00:50:36,491 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2024-11-09 00:50:36,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:50:36,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:36,492 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:36,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:36,494 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:36,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:50:36,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:36,656 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:36,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:36,688 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:50:36,690 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:36,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:36,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-09 00:50:37,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:37,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 80 states and 89 transitions. [2024-11-09 00:50:37,191 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2024-11-09 00:50:37,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:50:37,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:37,192 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:37,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:37,196 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:37,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 00:50:37,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:37,360 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:37,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:37,384 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:50:37,387 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:37,448 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:50:37,449 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-11-09 00:50:37,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:37,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-09 00:50:39,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:39,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 86 states and 97 transitions. [2024-11-09 00:50:39,918 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 97 transitions. [2024-11-09 00:50:39,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:50:39,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:39,919 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:39,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:39,923 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:39,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 00:50:40,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:40,066 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:40,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:40,095 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 00:50:40,096 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:40,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:40,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-09 00:50:42,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:42,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 85 states and 96 transitions. [2024-11-09 00:50:42,263 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 96 transitions. [2024-11-09 00:50:42,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:50:42,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:42,264 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:42,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:42,271 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:42,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-09 00:50:42,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:42,420 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:42,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:42,446 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:50:42,447 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:42,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:42,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-09 00:50:43,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:43,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 86 states and 97 transitions. [2024-11-09 00:50:43,392 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 97 transitions. [2024-11-09 00:50:43,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:50:43,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:43,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:43,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:43,396 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:43,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-09 00:50:43,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:43,586 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:43,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:43,619 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:50:43,620 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:43,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:43,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-09 00:50:44,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:44,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 87 states and 98 transitions. [2024-11-09 00:50:44,460 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 98 transitions. [2024-11-09 00:50:44,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:50:44,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:44,461 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:44,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:44,463 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:44,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-09 00:50:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:44,668 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:44,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:44,712 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 00:50:44,713 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:44,866 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:44,869 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:50:44,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-09 00:50:45,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:45,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 88 states and 99 transitions. [2024-11-09 00:50:45,562 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 99 transitions. [2024-11-09 00:50:45,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:50:45,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:45,563 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:45,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:45,568 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:45,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-09 00:50:45,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:45,776 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:45,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:45,826 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:45,827 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:46,062 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:46,066 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-09 00:50:46,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:46,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 89 states and 100 transitions. [2024-11-09 00:50:46,822 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 100 transitions. [2024-11-09 00:50:46,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:50:46,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:46,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:46,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:46,828 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:46,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-09 00:50:47,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:47,061 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:47,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:47,122 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 00:50:47,123 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:47,314 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:47,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-09 00:50:48,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:48,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 90 states and 101 transitions. [2024-11-09 00:50:48,179 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 101 transitions. [2024-11-09 00:50:48,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:48,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:48,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:48,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:48,185 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:48,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-09 00:50:48,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:48,416 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:48,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:48,475 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:50:48,477 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:48,717 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:48,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-09 00:50:49,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:49,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 91 states and 102 transitions. [2024-11-09 00:50:49,604 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 102 transitions. [2024-11-09 00:50:49,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:50:49,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:49,605 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:49,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:49,611 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:49,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-09 00:50:49,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:49,862 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:49,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:49,934 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 00:50:49,935 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:50,159 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:50,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-09 00:50:51,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:51,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 92 states and 103 transitions. [2024-11-09 00:50:51,120 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 103 transitions. [2024-11-09 00:50:51,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:50:51,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:51,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:51,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:51,135 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:51,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-09 00:50:51,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:51,406 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:51,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:51,461 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 00:50:51,462 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:51,697 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:51,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-09 00:50:52,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:52,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 93 states and 104 transitions. [2024-11-09 00:50:52,640 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 104 transitions. [2024-11-09 00:50:52,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:50:52,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:52,641 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:52,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:52,642 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:52,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-09 00:50:52,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:52,877 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:52,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:52,926 INFO L255 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:50:52,928 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:53,144 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:53,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-09 00:50:54,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:54,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 94 states and 105 transitions. [2024-11-09 00:50:54,259 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 105 transitions. [2024-11-09 00:50:54,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 00:50:54,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:54,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:54,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:54,263 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:54,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-09 00:50:54,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:54,514 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:54,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:54,567 INFO L255 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:50:54,569 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:54,824 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:54,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-09 00:50:55,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:55,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 95 states and 106 transitions. [2024-11-09 00:50:55,883 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 106 transitions. [2024-11-09 00:50:55,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:50:55,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:55,884 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:55,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:55,887 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:55,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-09 00:50:56,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:56,141 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:56,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:56,200 INFO L255 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-09 00:50:56,201 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:56,429 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:56,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-09 00:50:57,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:57,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 96 states and 107 transitions. [2024-11-09 00:50:57,540 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 107 transitions. [2024-11-09 00:50:57,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-09 00:50:57,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:57,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:57,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:57,544 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:57,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-09 00:50:57,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:57,889 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:57,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:57,965 INFO L255 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:50:57,967 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:58,266 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:58,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-09 00:50:59,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:59,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 97 states and 108 transitions. [2024-11-09 00:50:59,643 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 108 transitions. [2024-11-09 00:50:59,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 00:50:59,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:59,644 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:59,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:59,645 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:59,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-09 00:50:59,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:59,979 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:00,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:00,047 INFO L255 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:51:00,048 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:00,305 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:51:00,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-09 00:51:01,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:01,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 98 states and 109 transitions. [2024-11-09 00:51:01,434 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 109 transitions. [2024-11-09 00:51:01,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 00:51:01,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:01,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:01,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:01,435 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:01,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-09 00:51:01,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:01,883 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:01,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:01,996 INFO L255 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-09 00:51:01,998 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:02,348 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:51:02,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:03,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:03,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 99 states and 110 transitions. [2024-11-09 00:51:03,930 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 110 transitions. [2024-11-09 00:51:03,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:51:03,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:03,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:03,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:03,934 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:03,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-09 00:51:04,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:04,365 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:04,459 INFO L255 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-09 00:51:04,461 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:04,876 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:51:04,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-09 00:51:06,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:06,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 100 states and 111 transitions. [2024-11-09 00:51:06,650 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 111 transitions. [2024-11-09 00:51:06,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:51:06,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:06,652 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:06,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:06,655 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:06,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-09 00:51:07,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:07,170 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:07,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:07,283 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-09 00:51:07,284 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:07,785 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:51:07,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:09,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:09,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 101 states and 112 transitions. [2024-11-09 00:51:09,511 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 112 transitions. [2024-11-09 00:51:09,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:51:09,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:09,512 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:09,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:09,516 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:09,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-09 00:51:09,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:09,954 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:10,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:10,118 INFO L255 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:51:10,120 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:12,698 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-09 00:51:12,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:57,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:57,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 100 states and 111 transitions. [2024-11-09 00:51:57,003 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 111 transitions. [2024-11-09 00:51:57,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-09 00:51:57,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:57,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:57,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:57,005 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:57,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-09 00:51:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:57,452 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:57,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:57,539 INFO L255 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:57,541 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:58,156 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-09 00:51:58,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-09 00:52:02,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:02,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 99 states and 110 transitions. [2024-11-09 00:52:02,463 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 110 transitions. [2024-11-09 00:52:02,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-09 00:52:02,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:02,464 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:02,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:02,468 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:02,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-09 00:52:03,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:03,117 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:03,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:03,421 INFO L255 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:52:03,427 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:04,935 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-09 00:52:04,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:15,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:15,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 98 states and 109 transitions. [2024-11-09 00:52:15,333 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 109 transitions. [2024-11-09 00:52:15,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:52:15,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:15,334 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:15,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:15,336 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:15,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-09 00:52:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:16,004 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:16,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:16,107 INFO L255 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:52:16,110 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:18,180 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-09 00:52:18,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:28,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:28,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 102 states and 116 transitions. [2024-11-09 00:52:28,112 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 116 transitions. [2024-11-09 00:52:28,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:52:28,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:28,113 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:28,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:28,114 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:28,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-09 00:52:28,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:28,746 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:28,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:28,862 INFO L255 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:52:28,863 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:30,188 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-09 00:52:30,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Forceful destruction successful, exit code 0 [2024-11-09 00:53:19,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:19,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 102 states and 115 transitions. [2024-11-09 00:53:19,981 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 115 transitions. [2024-11-09 00:53:19,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:53:19,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:19,982 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:19,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:19,983 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:19,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-09 00:53:20,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:20,564 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:20,691 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:53:20,693 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:20,699 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-09 00:53:20,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-09 00:53:20,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:20,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 101 states and 114 transitions. [2024-11-09 00:53:20,772 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 114 transitions. [2024-11-09 00:53:20,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:53:20,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:20,773 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:20,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:20,776 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:20,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-09 00:53:21,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:21,556 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:21,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:21,874 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:53:21,875 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:22,240 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-09 00:53:22,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (30)] Forceful destruction successful, exit code 0 [2024-11-09 00:53:22,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:22,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 100 states and 113 transitions. [2024-11-09 00:53:22,369 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 113 transitions. [2024-11-09 00:53:22,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 00:53:22,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:22,370 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:22,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:22,371 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:22,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-09 00:53:23,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:23,176 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:23,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:23,279 INFO L255 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:53:23,281 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:23,412 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-09 00:53:23,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (31)] Forceful destruction successful, exit code 0 [2024-11-09 00:53:27,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:27,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 101 states and 114 transitions. [2024-11-09 00:53:27,286 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 114 transitions. [2024-11-09 00:53:27,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 00:53:27,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:27,287 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:27,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:27,288 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:27,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-09 00:53:27,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:27,975 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:28,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:28,070 INFO L255 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:53:28,072 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:29,087 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-09 00:53:29,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (32)] Forceful destruction successful, exit code 0 [2024-11-09 00:53:34,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:34,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 101 states and 113 transitions. [2024-11-09 00:53:34,391 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 113 transitions. [2024-11-09 00:53:34,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:53:34,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:34,391 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:34,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:34,394 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:34,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-09 00:53:35,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:35,080 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:35,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:35,186 INFO L255 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:53:35,188 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:35,271 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-09 00:53:35,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-09 00:53:44,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:44,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 95 states and 104 transitions. [2024-11-09 00:53:44,694 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 104 transitions. [2024-11-09 00:53:44,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:53:44,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:44,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:44,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:44,696 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:44,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-09 00:53:45,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:45,509 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:45,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:45,640 INFO L255 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-09 00:53:45,643 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:45,666 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:53:45,666 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-11-09 00:53:45,672 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 [2024-11-09 00:53:45,683 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 [2024-11-09 00:53:49,526 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-09 00:53:49,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d23482d-cbbc-45ea-9af5-41dad1d41441/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (34)] Forceful destruction successful, exit code 0