./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test19-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c497cb3c-7be8-484d-9216-73d9a84d22a4/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c497cb3c-7be8-484d-9216-73d9a84d22a4/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c497cb3c-7be8-484d-9216-73d9a84d22a4/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c497cb3c-7be8-484d-9216-73d9a84d22a4/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test19-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c497cb3c-7be8-484d-9216-73d9a84d22a4/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c497cb3c-7be8-484d-9216-73d9a84d22a4/bin/ukojak-verify-CZk0znPC7b --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 1df2ca055a97db0a00e0c4b03f212c5ac3c2765d37b628ab5708f179a281754f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:24:41,816 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:24:41,872 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c497cb3c-7be8-484d-9216-73d9a84d22a4/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 00:24:41,876 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:24:41,876 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:24:41,896 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:24:41,897 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:24:41,897 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:24:41,898 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:24:41,898 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:24:41,898 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:24:41,898 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:24:41,898 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:24:41,898 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 00:24:41,898 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 00:24:41,898 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 00:24:41,899 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:24:41,899 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:24:41,899 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:24:41,899 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:24:41,899 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:24:41,899 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:24:41,899 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:24:41,899 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:24:41,899 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:24:41,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:24:41,900 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:24:41,900 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:24:41,900 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:24:41,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:24:41,900 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_c497cb3c-7be8-484d-9216-73d9a84d22a4/bin/ukojak-verify-CZk0znPC7b 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 -> 1df2ca055a97db0a00e0c4b03f212c5ac3c2765d37b628ab5708f179a281754f [2024-12-06 00:24:42,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:24:42,140 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:24:42,142 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:24:42,144 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:24:42,144 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:24:42,145 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c497cb3c-7be8-484d-9216-73d9a84d22a4/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/ldv-memsafety/memleaks_test19-2.i [2024-12-06 00:24:44,810 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c497cb3c-7be8-484d-9216-73d9a84d22a4/bin/ukojak-verify-CZk0znPC7b/data/71c967d66/b697f50d4e524078bdaa990f9891eb36/FLAG7b33a03cd [2024-12-06 00:24:45,052 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:24:45,053 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c497cb3c-7be8-484d-9216-73d9a84d22a4/sv-benchmarks/c/ldv-memsafety/memleaks_test19-2.i [2024-12-06 00:24:45,065 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c497cb3c-7be8-484d-9216-73d9a84d22a4/bin/ukojak-verify-CZk0znPC7b/data/71c967d66/b697f50d4e524078bdaa990f9891eb36/FLAG7b33a03cd [2024-12-06 00:24:45,079 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c497cb3c-7be8-484d-9216-73d9a84d22a4/bin/ukojak-verify-CZk0znPC7b/data/71c967d66/b697f50d4e524078bdaa990f9891eb36 [2024-12-06 00:24:45,081 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:24:45,082 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:24:45,083 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:24:45,083 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:24:45,086 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:24:45,087 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:24:45" (1/1) ... [2024-12-06 00:24:45,088 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34831268 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:24:45, skipping insertion in model container [2024-12-06 00:24:45,088 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:24:45" (1/1) ... [2024-12-06 00:24:45,116 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:24:45,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:24:45,393 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:24:45,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:24:45,477 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:24:45,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:24:45 WrapperNode [2024-12-06 00:24:45,478 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:24:45,479 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:24:45,479 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:24:45,479 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:24:45,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:24:45" (1/1) ... [2024-12-06 00:24:45,498 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:24:45" (1/1) ... [2024-12-06 00:24:45,516 INFO L138 Inliner]: procedures = 170, calls = 87, calls flagged for inlining = 36, calls inlined = 11, statements flattened = 119 [2024-12-06 00:24:45,517 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:24:45,517 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:24:45,517 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:24:45,518 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:24:45,523 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:24:45" (1/1) ... [2024-12-06 00:24:45,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:24:45" (1/1) ... [2024-12-06 00:24:45,526 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:24:45" (1/1) ... [2024-12-06 00:24:45,526 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:24:45" (1/1) ... [2024-12-06 00:24:45,533 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:24:45" (1/1) ... [2024-12-06 00:24:45,534 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:24:45" (1/1) ... [2024-12-06 00:24:45,536 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:24:45" (1/1) ... [2024-12-06 00:24:45,537 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:24:45" (1/1) ... [2024-12-06 00:24:45,538 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:24:45" (1/1) ... [2024-12-06 00:24:45,540 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:24:45,540 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:24:45,540 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:24:45,541 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:24:45,541 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:24:45" (1/1) ... [2024-12-06 00:24:45,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:24:45,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c497cb3c-7be8-484d-9216-73d9a84d22a4/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:24:45,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c497cb3c-7be8-484d-9216-73d9a84d22a4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:24:45,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c497cb3c-7be8-484d-9216-73d9a84d22a4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:24:45,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 00:24:45,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:24:45,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 00:24:45,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 00:24:45,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 00:24:45,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 00:24:45,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 00:24:45,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:24:45,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:24:45,677 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:24:45,679 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:24:45,902 INFO L? ?]: Removed 82 outVars from TransFormulas that were not future-live. [2024-12-06 00:24:45,902 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:24:45,969 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:24:45,969 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 00:24:45,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:24:45 BoogieIcfgContainer [2024-12-06 00:24:45,969 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:24:45,970 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:24:45,970 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:24:45,977 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:24:45,977 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:24:45" (1/1) ... [2024-12-06 00:24:45,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:24:46,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:24:46,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2024-12-06 00:24:46,021 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2024-12-06 00:24:46,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 00:24:46,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:24:46,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:24:46,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:24:46,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:24:46,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:24:46,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 58 states and 61 transitions. [2024-12-06 00:24:46,303 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2024-12-06 00:24:46,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 00:24:46,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:24:46,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:24:46,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:24:46,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:24:46,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:24:46,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 57 states and 60 transitions. [2024-12-06 00:24:46,507 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 60 transitions. [2024-12-06 00:24:46,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 00:24:46,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:24:46,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:24:46,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:24:46,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:24:46,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:24:46,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 56 states and 59 transitions. [2024-12-06 00:24:46,620 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 59 transitions. [2024-12-06 00:24:46,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 00:24:46,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:24:46,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:24:46,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:24:46,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:24:46,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:24:46,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 55 states and 58 transitions. [2024-12-06 00:24:46,710 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 58 transitions. [2024-12-06 00:24:46,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 00:24:46,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:24:46,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:24:46,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:24:46,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:24:46,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:24:46,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 54 states and 57 transitions. [2024-12-06 00:24:46,831 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 57 transitions. [2024-12-06 00:24:46,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 00:24:46,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:24:46,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:24:46,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:24:47,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:24:47,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:24:47,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 53 states and 56 transitions. [2024-12-06 00:24:47,235 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 56 transitions. [2024-12-06 00:24:47,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:24:47,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:24:47,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:24:47,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:24:47,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:24:47,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:24:47,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 52 states and 55 transitions. [2024-12-06 00:24:47,279 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 55 transitions. [2024-12-06 00:24:47,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:24:47,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:24:47,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:24:47,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:24:47,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:24:47,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:24:47,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 51 states and 54 transitions. [2024-12-06 00:24:47,472 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2024-12-06 00:24:47,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 00:24:47,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:24:47,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:24:47,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:24:47,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:24:48,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:24:48,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 55 states and 61 transitions. [2024-12-06 00:24:48,301 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 61 transitions. [2024-12-06 00:24:48,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 00:24:48,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:24:48,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:24:48,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:24:48,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:24:49,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:24:49,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 58 states and 65 transitions. [2024-12-06 00:24:49,587 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 65 transitions. [2024-12-06 00:24:49,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 00:24:49,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:24:49,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:24:49,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:24:49,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:24:50,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:24:50,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 59 states and 67 transitions. [2024-12-06 00:24:50,361 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 67 transitions. [2024-12-06 00:24:50,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 00:24:50,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:24:50,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:24:50,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:24:50,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:24:51,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:24:51,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 60 states and 68 transitions. [2024-12-06 00:24:51,909 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions. [2024-12-06 00:24:51,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 00:24:51,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:24:51,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:24:51,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:24:52,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:24:54,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:24:54,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 65 states and 76 transitions. [2024-12-06 00:24:54,420 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 76 transitions. [2024-12-06 00:24:54,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 00:24:54,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:24:54,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:24:54,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:24:54,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:24:55,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:24:55,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 64 states and 75 transitions. [2024-12-06 00:24:55,788 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 75 transitions. [2024-12-06 00:24:55,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 00:24:55,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:24:55,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:24:55,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:24:56,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:24:58,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:24:58,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 63 states and 74 transitions. [2024-12-06 00:24:58,921 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 74 transitions. [2024-12-06 00:24:58,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 00:24:58,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:24:58,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:24:58,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:24:59,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:25:03,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:25:03,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 65 states and 76 transitions. [2024-12-06 00:25:03,267 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 76 transitions. [2024-12-06 00:25:03,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 00:25:03,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:25:03,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:25:03,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:25:04,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:25:07,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:25:07,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 64 states and 75 transitions. [2024-12-06 00:25:07,437 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 75 transitions. [2024-12-06 00:25:07,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 00:25:07,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:25:07,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:25:07,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:25:08,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:25:13,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:25:13,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 67 states and 78 transitions. [2024-12-06 00:25:13,611 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 78 transitions. [2024-12-06 00:25:13,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:25:13,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:25:13,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:25:13,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:25:14,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:25:19,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:25:19,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 67 states and 77 transitions. [2024-12-06 00:25:19,675 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 77 transitions. [2024-12-06 00:25:19,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:25:19,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:25:19,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:25:19,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:25:20,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:25:30,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:25:30,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 70 states and 83 transitions. [2024-12-06 00:25:30,067 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 83 transitions. [2024-12-06 00:25:30,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:25:30,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:25:30,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:25:30,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:25:31,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:25:41,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:25:41,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 69 states and 82 transitions. [2024-12-06 00:25:41,875 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 82 transitions. [2024-12-06 00:25:41,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:25:41,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:25:41,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:25:41,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:25:44,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:25:57,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:25:57,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 73 states and 90 transitions. [2024-12-06 00:25:57,451 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 90 transitions. [2024-12-06 00:25:57,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 00:25:57,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:25:57,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:25:57,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:25:59,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:26:15,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:26:15,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 77 states and 97 transitions. [2024-12-06 00:26:15,351 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 97 transitions. [2024-12-06 00:26:15,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 00:26:15,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:26:15,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:26:15,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:26:15,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:26:18,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:26:18,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 79 states and 99 transitions. [2024-12-06 00:26:18,713 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 99 transitions. [2024-12-06 00:26:18,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 00:26:18,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:26:18,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:26:18,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:26:21,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:26:33,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:26:33,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 78 states and 98 transitions. [2024-12-06 00:26:33,520 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 98 transitions. [2024-12-06 00:26:33,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:26:33,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:26:33,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:26:33,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:26:37,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:26:49,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:26:49,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 83 states and 104 transitions. [2024-12-06 00:26:49,011 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 104 transitions. [2024-12-06 00:26:49,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:26:49,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:26:49,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:26:49,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:26:50,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:26:59,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:26:59,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 82 states and 102 transitions. [2024-12-06 00:26:59,599 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 102 transitions. [2024-12-06 00:26:59,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:26:59,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:26:59,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:26:59,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:27:01,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:27:18,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:27:18,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 79 states and 99 transitions. [2024-12-06 00:27:18,543 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 99 transitions. [2024-12-06 00:27:18,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 00:27:18,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:27:18,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:27:18,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:27:22,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:27:42,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:27:42,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 85 states and 107 transitions. [2024-12-06 00:27:42,381 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 107 transitions. [2024-12-06 00:27:42,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 00:27:42,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:27:42,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:27:42,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:27:43,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:27:51,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:27:51,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 82 states and 104 transitions. [2024-12-06 00:27:51,774 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 104 transitions. [2024-12-06 00:27:51,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 00:27:51,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:27:51,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:27:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:27:53,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:27:59,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:27:59,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 86 states and 111 transitions. [2024-12-06 00:27:59,404 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 111 transitions. [2024-12-06 00:27:59,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 00:27:59,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:27:59,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:27:59,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:01,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:28:19,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:19,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 93 states and 121 transitions. [2024-12-06 00:28:19,361 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 121 transitions. [2024-12-06 00:28:19,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 00:28:19,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:19,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:19,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:20,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:28:29,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:29,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 89 states and 117 transitions. [2024-12-06 00:28:29,951 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 117 transitions. [2024-12-06 00:28:29,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 00:28:29,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:29,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:29,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:30,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:28:42,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:28:42,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 96 states and 127 transitions. [2024-12-06 00:28:42,173 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 127 transitions. [2024-12-06 00:28:42,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 00:28:42,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:28:42,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:28:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:28:45,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:29:08,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:08,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 104 states and 140 transitions. [2024-12-06 00:29:08,900 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 140 transitions. [2024-12-06 00:29:08,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 00:29:08,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:08,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:29:08,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:14,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:29:41,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:41,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 99 states and 130 transitions. [2024-12-06 00:29:41,650 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 130 transitions. [2024-12-06 00:29:41,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 00:29:41,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:41,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:29:41,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:29:47,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:30:18,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:30:18,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 103 states and 135 transitions. [2024-12-06 00:30:18,722 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 135 transitions. [2024-12-06 00:30:18,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 00:30:18,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:30:18,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:30:18,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:26,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:30:45,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:30:45,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 110 states and 145 transitions. [2024-12-06 00:30:45,973 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 145 transitions. [2024-12-06 00:30:45,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 00:30:45,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:30:45,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:30:45,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:50,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:31:19,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:31:19,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 119 states and 159 transitions. [2024-12-06 00:31:19,487 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 159 transitions. [2024-12-06 00:31:19,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 00:31:19,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:31:19,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:31:19,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:31:26,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:32:01,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:32:01,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 129 states and 176 transitions. [2024-12-06 00:32:01,362 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 176 transitions. [2024-12-06 00:32:01,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 00:32:01,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:32:01,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:32:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:32:15,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:33:15,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:33:15,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 139 states and 193 transitions. [2024-12-06 00:33:15,927 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 193 transitions. [2024-12-06 00:33:15,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 00:33:15,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:33:15,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:33:15,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:33:17,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:33:56,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:33:56,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 136 states and 188 transitions. [2024-12-06 00:33:56,749 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 188 transitions. [2024-12-06 00:33:56,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 00:33:56,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:33:56,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:33:56,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:34:03,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:34:28,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:34:28,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 130 states and 180 transitions. [2024-12-06 00:34:28,306 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 180 transitions. [2024-12-06 00:34:28,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 00:34:28,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:34:28,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:34:28,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:34:29,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:34:44,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:34:44,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 116 states and 159 transitions. [2024-12-06 00:34:44,878 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 159 transitions. [2024-12-06 00:34:44,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 00:34:44,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:34:44,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:34:44,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:34:46,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:34:57,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:34:57,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 113 states and 153 transitions. [2024-12-06 00:34:57,235 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 153 transitions. [2024-12-06 00:34:57,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 00:34:57,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:34:57,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:34:57,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:34:58,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:35:07,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:07,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 111 states and 151 transitions. [2024-12-06 00:35:07,029 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 151 transitions. [2024-12-06 00:35:07,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 00:35:07,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:07,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:07,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:07,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:35:24,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:24,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 109 states and 145 transitions. [2024-12-06 00:35:24,379 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 145 transitions. [2024-12-06 00:35:24,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 00:35:24,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:24,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:24,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:32,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:35:49,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:49,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 106 states and 141 transitions. [2024-12-06 00:35:49,575 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 141 transitions. [2024-12-06 00:35:49,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 00:35:49,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:49,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:49,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:57,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:36:12,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:36:12,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 103 states and 138 transitions. [2024-12-06 00:36:12,675 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 138 transitions. [2024-12-06 00:36:12,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 00:36:12,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:36:12,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:36:12,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:36:12,688 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:36:12,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:36:12,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:36:12,756 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:36:12,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:36:12,804 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 50 iterations. [2024-12-06 00:36:12,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 12:36:12 ImpRootNode [2024-12-06 00:36:12,831 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 00:36:12,832 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 00:36:12,832 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 00:36:12,832 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 00:36:12,833 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:24:45" (3/4) ... [2024-12-06 00:36:12,834 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 00:36:12,875 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 22. [2024-12-06 00:36:12,931 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c497cb3c-7be8-484d-9216-73d9a84d22a4/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 00:36:12,932 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c497cb3c-7be8-484d-9216-73d9a84d22a4/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 00:36:12,932 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 00:36:12,933 INFO L158 Benchmark]: Toolchain (without parser) took 687850.75ms. Allocated memory was 142.6MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 114.9MB in the beginning and 445.9MB in the end (delta: -331.0MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-12-06 00:36:12,933 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:36:12,933 INFO L158 Benchmark]: CACSL2BoogieTranslator took 395.33ms. Allocated memory is still 142.6MB. Free memory was 114.9MB in the beginning and 92.4MB in the end (delta: 22.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 00:36:12,933 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.04ms. Allocated memory is still 142.6MB. Free memory was 92.4MB in the beginning and 90.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:36:12,934 INFO L158 Benchmark]: Boogie Preprocessor took 22.44ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 89.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:36:12,934 INFO L158 Benchmark]: RCFGBuilder took 429.20ms. Allocated memory is still 142.6MB. Free memory was 89.0MB in the beginning and 63.0MB in the end (delta: 26.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 00:36:12,934 INFO L158 Benchmark]: CodeCheck took 686861.20ms. Allocated memory was 142.6MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 63.0MB in the beginning and 449.8MB in the end (delta: -386.8MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-12-06 00:36:12,934 INFO L158 Benchmark]: Witness Printer took 99.96ms. Allocated memory is still 1.6GB. Free memory was 449.8MB in the beginning and 445.9MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:36:12,936 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 59 locations, 29 error locations. Started 1 CEGAR loops. OverallTime: 686.8s, OverallIterations: 50, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5671 SdHoareTripleChecker+Valid, 70.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5355 mSDsluCounter, 1795 SdHoareTripleChecker+Invalid, 62.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1293 mSDsCounter, 11005 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 47909 IncrementalHoareTripleChecker+Invalid, 58914 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11005 mSolverCounterUnsat, 502 mSDtfsCounter, 47909 mSolverCounterSat, 0.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6691 GetRequests, 4949 SyntacticMatches, 174 SemanticMatches, 1568 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1164142 ImplicationChecksByTransitivity, 674.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 110.0s InterpolantComputationTime, 637 NumberOfCodeBlocks, 637 NumberOfCodeBlocksAsserted, 50 NumberOfCheckSat, 565 ConstructedInterpolants, 0 QuantifiedInterpolants, 7863 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 49 InterpolantComputations, 49 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 793]: free of unallocated memory possible free of unallocated memory possible We found a FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L804] CALL entry_point() [L797] struct A19 a19; [L798] CALL, EXPR probe_unsafe_19(&a19) [L774] int ret = - -3; [L775] CALL, EXPR ldv_malloc(sizeof(int)) [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L775] RET, EXPR ldv_malloc(sizeof(int)) [L775] a->q = (int *)ldv_malloc(sizeof(int)) [L776] EXPR a->q VAL [a={2:0}, ldv_global_msg_list={1:0}, ret=3] [L776] COND FALSE !(!a->q) [L777] CALL, EXPR f19(a) [L762] CALL, EXPR ldv_malloc(sizeof(int)) [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L762] RET, EXPR ldv_malloc(sizeof(int)) [L762] a->p = (int *)ldv_malloc(sizeof(int)) [L763] a->p [L763] COND TRUE a->p [L764] return 0; [L777] RET, EXPR f19(a) [L777] ret = f19(a) [L778] COND FALSE !(\read(ret)) [L781] CALL, EXPR g19() [L771] return __VERIFIER_nondet_int(); [L781] RET, EXPR g19() [L781] COND TRUE !g19() [L786] CALL f19_undo(a) [L768] EXPR a->p VAL [ldv_global_msg_list={1:0}] [L768] free(a->p) VAL [ldv_global_msg_list={1:0}] [L768] free(a->p) VAL [ldv_global_msg_list={1:0}] [L768] free(a->p) [L786] RET f19_undo(a) [L788] EXPR a->q VAL [ldv_global_msg_list={1:0}, ret=0] [L788] free(a->q) VAL [ldv_global_msg_list={1:0}, ret=0] [L788] free(a->q) VAL [ldv_global_msg_list={1:0}, ret=0] [L788] free(a->q) [L790] return ret; VAL [\result=0, ldv_global_msg_list={1:0}] [L798] RET, EXPR probe_unsafe_19(&a19) [L798] int ret = probe_unsafe_19(&a19); [L799] COND TRUE ret==0 [L800] CALL disconnect_19(&a19) [L793] EXPR a->q VAL [a={2:0}, ldv_global_msg_list={1:0}] [L793] free(a->q) VAL [a={2:0}, ldv_global_msg_list={1:0}] [L793] free(a->q) VAL [a={2:0}, ldv_global_msg_list={1:0}] [L793] free(a->q) VAL [a={2:0}, ldv_global_msg_list={1:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 395.33ms. Allocated memory is still 142.6MB. Free memory was 114.9MB in the beginning and 92.4MB in the end (delta: 22.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.04ms. Allocated memory is still 142.6MB. Free memory was 92.4MB in the beginning and 90.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.44ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 89.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 429.20ms. Allocated memory is still 142.6MB. Free memory was 89.0MB in the beginning and 63.0MB in the end (delta: 26.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 686861.20ms. Allocated memory was 142.6MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 63.0MB in the beginning and 449.8MB in the end (delta: -386.8MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * Witness Printer took 99.96ms. Allocated memory is still 1.6GB. Free memory was 449.8MB in the beginning and 445.9MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-06 00:36:12,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c497cb3c-7be8-484d-9216-73d9a84d22a4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-free)