./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/loops/nec40.c --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_78ab1506-7121-480c-a33e-96e177310052/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ab1506-7121-480c-a33e-96e177310052/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_78ab1506-7121-480c-a33e-96e177310052/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ab1506-7121-480c-a33e-96e177310052/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/loops/nec40.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ab1506-7121-480c-a33e-96e177310052/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_78ab1506-7121-480c-a33e-96e177310052/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 a8ae9bcd5a551c2558190e4ca1b7d8543f9adf38b9d950429bd2292753c8e588 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:43:04,707 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:43:04,839 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ab1506-7121-480c-a33e-96e177310052/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-08 19:43:04,848 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:43:04,849 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:43:04,894 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:43:04,896 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:43:04,897 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:43:04,897 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:43:04,898 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:43:04,898 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:43:04,899 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:43:04,899 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:43:04,900 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 19:43:04,900 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 19:43:04,901 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 19:43:04,901 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:43:04,902 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:43:04,903 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:43:04,903 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:43:04,904 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:43:04,905 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:43:04,905 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:43:04,906 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:43:04,906 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:43:04,907 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:43:04,907 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:43:04,908 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:43:04,909 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:43:04,909 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:43:04,910 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_78ab1506-7121-480c-a33e-96e177310052/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ab1506-7121-480c-a33e-96e177310052/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8ae9bcd5a551c2558190e4ca1b7d8543f9adf38b9d950429bd2292753c8e588 [2024-11-08 19:43:05,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:43:05,319 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:43:05,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:43:05,325 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:43:05,326 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:43:05,328 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ab1506-7121-480c-a33e-96e177310052/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/loops/nec40.c Unable to find full path for "g++" [2024-11-08 19:43:08,223 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:43:08,446 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:43:08,447 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ab1506-7121-480c-a33e-96e177310052/sv-benchmarks/c/loops/nec40.c [2024-11-08 19:43:08,454 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ab1506-7121-480c-a33e-96e177310052/bin/ukojak-verify-ImItNfHLgk/data/818ffeacc/26a6016d3d834902b2e98e8ad8c05c8c/FLAGd2b2fea84 [2024-11-08 19:43:08,476 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ab1506-7121-480c-a33e-96e177310052/bin/ukojak-verify-ImItNfHLgk/data/818ffeacc/26a6016d3d834902b2e98e8ad8c05c8c [2024-11-08 19:43:08,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:43:08,486 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:43:08,487 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:43:08,487 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:43:08,495 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:43:08,496 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:43:08" (1/1) ... [2024-11-08 19:43:08,499 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@509d2454 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:08, skipping insertion in model container [2024-11-08 19:43:08,499 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:43:08" (1/1) ... [2024-11-08 19:43:08,522 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:43:08,749 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:43:08,778 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:43:08,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:43:08,847 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:43:08,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:08 WrapperNode [2024-11-08 19:43:08,848 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:43:08,849 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:43:08,849 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:43:08,850 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:43:08,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:08" (1/1) ... [2024-11-08 19:43:08,877 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:08" (1/1) ... [2024-11-08 19:43:08,920 INFO L138 Inliner]: procedures = 13, calls = 224, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 257 [2024-11-08 19:43:08,920 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:43:08,921 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:43:08,922 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:43:08,922 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:43:08,934 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:08" (1/1) ... [2024-11-08 19:43:08,934 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:08" (1/1) ... [2024-11-08 19:43:08,940 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:08" (1/1) ... [2024-11-08 19:43:08,940 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:08" (1/1) ... [2024-11-08 19:43:08,966 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:08" (1/1) ... [2024-11-08 19:43:08,974 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:08" (1/1) ... [2024-11-08 19:43:08,979 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:08" (1/1) ... [2024-11-08 19:43:08,985 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:08" (1/1) ... [2024-11-08 19:43:08,993 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:43:08,994 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:43:08,994 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:43:08,994 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:43:08,995 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:08" (1/1) ... [2024-11-08 19:43:09,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:43:09,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ab1506-7121-480c-a33e-96e177310052/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:43:09,037 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ab1506-7121-480c-a33e-96e177310052/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:43:09,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ab1506-7121-480c-a33e-96e177310052/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:43:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 19:43:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:43:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:43:09,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:43:09,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 19:43:09,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:43:09,190 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:43:09,196 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:43:09,659 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 19:43:09,659 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:43:09,825 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:43:09,826 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:43:09,826 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:43:09 BoogieIcfgContainer [2024-11-08 19:43:09,827 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:43:09,828 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:43:09,829 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:43:09,841 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:43:09,842 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:43:09" (1/1) ... [2024-11-08 19:43:09,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:43:09,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:09,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 31 transitions. [2024-11-08 19:43:09,928 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2024-11-08 19:43:09,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 19:43:09,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:09,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:10,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:10,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:10,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:10,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2024-11-08 19:43:10,603 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2024-11-08 19:43:10,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 19:43:10,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:10,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:10,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:10,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:11,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:11,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 29 states and 35 transitions. [2024-11-08 19:43:11,069 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2024-11-08 19:43:11,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:43:11,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:11,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:11,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:11,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:11,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:11,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 32 states and 43 transitions. [2024-11-08 19:43:11,466 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 43 transitions. [2024-11-08 19:43:11,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:43:11,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:11,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:11,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:11,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:12,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:12,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 35 states and 49 transitions. [2024-11-08 19:43:12,359 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2024-11-08 19:43:12,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:43:12,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:12,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:12,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:12,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:12,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:12,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 36 states and 52 transitions. [2024-11-08 19:43:12,862 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2024-11-08 19:43:12,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:43:12,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:12,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:12,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:13,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:13,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 37 states and 54 transitions. [2024-11-08 19:43:13,434 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2024-11-08 19:43:13,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 19:43:13,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:13,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:13,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:13,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:13,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:13,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2024-11-08 19:43:13,871 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2024-11-08 19:43:13,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 19:43:13,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:13,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:13,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:14,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:14,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:14,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2024-11-08 19:43:14,307 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2024-11-08 19:43:14,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 19:43:14,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:14,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:14,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:14,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:14,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:14,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 64 transitions. [2024-11-08 19:43:14,556 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2024-11-08 19:43:14,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 19:43:14,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:14,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:14,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:14,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:14,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:14,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2024-11-08 19:43:14,987 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2024-11-08 19:43:14,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 19:43:14,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:14,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:15,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:15,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:16,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:16,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 47 states and 78 transitions. [2024-11-08 19:43:16,151 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 78 transitions. [2024-11-08 19:43:16,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 19:43:16,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:16,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:16,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:16,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:16,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:16,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 83 transitions. [2024-11-08 19:43:16,670 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 83 transitions. [2024-11-08 19:43:16,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:43:16,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:16,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:16,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:17,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:17,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 53 states and 95 transitions. [2024-11-08 19:43:17,943 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 95 transitions. [2024-11-08 19:43:17,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:43:17,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:17,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:17,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:18,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:18,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:18,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 55 states and 104 transitions. [2024-11-08 19:43:18,520 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 104 transitions. [2024-11-08 19:43:18,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:43:18,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:18,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:18,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:18,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:19,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:19,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 58 states and 120 transitions. [2024-11-08 19:43:19,630 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 120 transitions. [2024-11-08 19:43:19,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:43:19,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:19,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:19,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:19,685 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 19:43:19,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:19,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 58 states and 119 transitions. [2024-11-08 19:43:19,979 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 119 transitions. [2024-11-08 19:43:19,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:43:19,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:19,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:20,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:20,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:20,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:20,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 60 states and 130 transitions. [2024-11-08 19:43:20,539 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 130 transitions. [2024-11-08 19:43:20,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:43:20,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:20,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:20,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:20,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:21,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:21,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 61 states and 132 transitions. [2024-11-08 19:43:21,153 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 132 transitions. [2024-11-08 19:43:21,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:43:21,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:21,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:21,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:21,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:21,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:21,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 61 states and 131 transitions. [2024-11-08 19:43:21,610 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 131 transitions. [2024-11-08 19:43:21,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:43:21,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:21,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:21,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:21,699 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 19:43:22,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:22,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 130 transitions. [2024-11-08 19:43:22,096 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 130 transitions. [2024-11-08 19:43:22,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:43:22,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:22,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:22,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:22,164 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 19:43:22,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:22,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:43:22,550 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:43:22,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:43:22,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:22,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:22,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:22,603 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 19:43:23,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:23,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 61 states and 128 transitions. [2024-11-08 19:43:23,004 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 128 transitions. [2024-11-08 19:43:23,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:43:23,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:23,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:23,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:23,210 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:23,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:23,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 63 states and 135 transitions. [2024-11-08 19:43:23,563 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 135 transitions. [2024-11-08 19:43:23,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:43:23,564 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:23,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:23,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:23,608 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:23,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:23,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 65 states and 137 transitions. [2024-11-08 19:43:23,929 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 137 transitions. [2024-11-08 19:43:23,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:43:23,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:23,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:23,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:24,063 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:24,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:24,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 67 states and 144 transitions. [2024-11-08 19:43:24,268 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 144 transitions. [2024-11-08 19:43:24,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:43:24,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:24,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:24,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:24,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:26,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:26,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 72 states and 163 transitions. [2024-11-08 19:43:26,116 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 163 transitions. [2024-11-08 19:43:26,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:43:26,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:26,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:26,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:26,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:26,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:26,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 73 states and 164 transitions. [2024-11-08 19:43:26,859 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 164 transitions. [2024-11-08 19:43:26,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:43:26,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:26,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:26,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:26,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:27,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:27,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 72 states and 162 transitions. [2024-11-08 19:43:27,354 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 162 transitions. [2024-11-08 19:43:27,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:43:27,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:27,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:27,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:28,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:28,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 73 states and 165 transitions. [2024-11-08 19:43:28,039 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 165 transitions. [2024-11-08 19:43:28,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:43:28,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:28,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:28,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:28,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:28,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:28,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 75 states and 169 transitions. [2024-11-08 19:43:28,977 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 169 transitions. [2024-11-08 19:43:28,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:43:28,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:28,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:28,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:29,234 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:30,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:30,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 79 states and 188 transitions. [2024-11-08 19:43:30,843 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 188 transitions. [2024-11-08 19:43:30,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:43:30,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:30,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:30,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:31,025 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:32,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:32,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 83 states and 205 transitions. [2024-11-08 19:43:32,689 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 205 transitions. [2024-11-08 19:43:32,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:43:32,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:32,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:32,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:32,741 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 19:43:32,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:32,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 83 states and 204 transitions. [2024-11-08 19:43:32,964 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 204 transitions. [2024-11-08 19:43:32,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:43:32,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:32,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:32,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:33,004 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 19:43:33,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:33,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 83 states and 203 transitions. [2024-11-08 19:43:33,172 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 203 transitions. [2024-11-08 19:43:33,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 19:43:33,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:33,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:33,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:33,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 19:43:34,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:34,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 88 states and 215 transitions. [2024-11-08 19:43:34,321 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 215 transitions. [2024-11-08 19:43:34,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 19:43:34,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:34,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:34,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:34,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 19:43:35,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:35,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 92 states and 225 transitions. [2024-11-08 19:43:35,987 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 225 transitions. [2024-11-08 19:43:35,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 19:43:35,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:35,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:36,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:36,278 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:37,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:37,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 95 states and 241 transitions. [2024-11-08 19:43:37,220 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 241 transitions. [2024-11-08 19:43:37,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 19:43:37,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:37,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:37,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:37,258 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 19:43:37,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:37,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 95 states and 240 transitions. [2024-11-08 19:43:37,624 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 240 transitions. [2024-11-08 19:43:37,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 19:43:37,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:37,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:37,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:37,791 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:38,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:38,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 97 states and 253 transitions. [2024-11-08 19:43:38,297 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 253 transitions. [2024-11-08 19:43:38,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 19:43:38,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:38,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:38,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:38,430 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:38,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:38,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 98 states and 254 transitions. [2024-11-08 19:43:38,906 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 254 transitions. [2024-11-08 19:43:38,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 19:43:38,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:38,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:38,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:38,950 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 19:43:39,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:39,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 98 states and 253 transitions. [2024-11-08 19:43:39,407 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 253 transitions. [2024-11-08 19:43:39,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 19:43:39,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:39,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:39,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:39,460 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:43:39,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:39,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 98 states and 252 transitions. [2024-11-08 19:43:39,888 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 252 transitions. [2024-11-08 19:43:39,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 19:43:39,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:39,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:39,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:39,927 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 19:43:40,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:40,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 98 states and 251 transitions. [2024-11-08 19:43:40,309 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 251 transitions. [2024-11-08 19:43:40,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 19:43:40,310 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:40,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:40,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:40,355 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 19:43:40,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:40,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 98 states and 250 transitions. [2024-11-08 19:43:40,763 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 250 transitions. [2024-11-08 19:43:40,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 19:43:40,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:40,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:40,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:40,800 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:43:41,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:41,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 98 states and 249 transitions. [2024-11-08 19:43:41,249 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 249 transitions. [2024-11-08 19:43:41,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 19:43:41,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:41,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:41,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:41,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:43,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:43,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 8 states and 7 transitions. [2024-11-08 19:43:43,263 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 7 transitions. [2024-11-08 19:43:43,263 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 19:43:43,264 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 47 iterations. [2024-11-08 19:43:43,276 INFO L729 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2024-11-08 19:43:43,344 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 19:43:43,344 INFO L75 FloydHoareUtils]: For program point L27(line 27) no Hoare annotation was computed. [2024-11-08 19:43:43,344 INFO L75 FloydHoareUtils]: For program point L27-1(lines 27 28) no Hoare annotation was computed. [2024-11-08 19:43:43,344 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 19:43:43,344 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 19:43:43,345 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 16 31) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-08 19:43:43,345 INFO L75 FloydHoareUtils]: For program point L3(line 3) no Hoare annotation was computed. [2024-11-08 19:43:43,345 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 19:43:43,345 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 19:43:43,346 INFO L77 FloydHoareUtils]: At program point L24(lines 16 31) the Hoare annotation is: (and (= ~i~0 0) (= |ULTIMATE.start_main_old_#valid#1| |#valid|)) [2024-11-08 19:43:43,346 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 19:43:43,346 INFO L77 FloydHoareUtils]: At program point L20-1(lines 20 23) the Hoare annotation is: (and (= 1 (select |#valid| |~#y~0.base|)) (= |~#y~0.offset| 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#t~mem5#1| 0) (= ~i~0 0) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#length| |~#x~0.base|) 100) (= (select |#valid| |~#x~0.base|) 1) (= |~#x~0.offset| 0) (= (select |#length| |~#y~0.base|) 100)) [2024-11-08 19:43:43,346 INFO L77 FloydHoareUtils]: At program point L20-3(lines 20 23) the Hoare annotation is: (and (= 1 (select |#valid| |~#y~0.base|)) (= |~#y~0.offset| 0) (= 1 (select |#valid| 5)) (= ~i~0 0) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select (select |#memory_int| |~#x~0.base|) 0) 0) (= (select |#length| |~#x~0.base|) 100) (= (select |#valid| |~#x~0.base|) 1) (= |~#x~0.offset| 0) (= (select |#valid| 4) 1) (= (select |#length| |~#y~0.base|) 100)) [2024-11-08 19:43:43,347 INFO L77 FloydHoareUtils]: At program point L20-4(lines 20 23) the Hoare annotation is: (and (= 1 (select |#valid| |~#y~0.base|)) (= |~#y~0.offset| 0) (= 1 (select |#valid| 5)) (= ~i~0 0) (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (= (select |#length| |~#y~0.base|) 100)) [2024-11-08 19:43:43,347 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 19:43:43,348 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK(lines 16 31) no Hoare annotation was computed. [2024-11-08 19:43:43,348 INFO L75 FloydHoareUtils]: For program point L21(line 21) no Hoare annotation was computed. [2024-11-08 19:43:43,348 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-08 19:43:43,348 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 19:43:43,348 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 19:43:43,349 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 19:43:43,349 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK(line 3) no Hoare annotation was computed. [2024-11-08 19:43:43,349 INFO L77 FloydHoareUtils]: At program point L26(lines 26 28) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-08 19:43:43,349 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 19:43:43,350 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 19:43:43,350 INFO L75 FloydHoareUtils]: For program point L6(lines 6 8) no Hoare annotation was computed. [2024-11-08 19:43:43,350 INFO L75 FloydHoareUtils]: For program point L6-2(lines 5 10) no Hoare annotation was computed. [2024-11-08 19:43:43,361 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 19:43:43,362 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 19:43:43,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:43:43 ImpRootNode [2024-11-08 19:43:43,367 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:43:43,367 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:43:43,368 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:43:43,368 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:43:43,369 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:43:09" (3/4) ... [2024-11-08 19:43:43,373 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 19:43:43,385 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-11-08 19:43:43,386 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-08 19:43:43,387 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 19:43:43,387 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 19:43:43,388 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 19:43:43,552 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ab1506-7121-480c-a33e-96e177310052/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 19:43:43,553 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ab1506-7121-480c-a33e-96e177310052/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 19:43:43,553 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:43:43,556 INFO L158 Benchmark]: Toolchain (without parser) took 35068.51ms. Allocated memory was 148.9MB in the beginning and 358.6MB in the end (delta: 209.7MB). Free memory was 111.4MB in the beginning and 238.4MB in the end (delta: -127.1MB). Peak memory consumption was 83.2MB. Max. memory is 16.1GB. [2024-11-08 19:43:43,556 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 148.9MB. Free memory is still 93.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:43:43,556 INFO L158 Benchmark]: CACSL2BoogieTranslator took 360.98ms. Allocated memory is still 148.9MB. Free memory was 111.4MB in the beginning and 96.6MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:43:43,557 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.76ms. Allocated memory is still 148.9MB. Free memory was 96.6MB in the beginning and 93.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:43:43,557 INFO L158 Benchmark]: Boogie Preprocessor took 71.76ms. Allocated memory is still 148.9MB. Free memory was 93.5MB in the beginning and 90.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:43:43,557 INFO L158 Benchmark]: RCFGBuilder took 832.99ms. Allocated memory was 148.9MB in the beginning and 205.5MB in the end (delta: 56.6MB). Free memory was 90.9MB in the beginning and 174.3MB in the end (delta: -83.4MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-08 19:43:43,558 INFO L158 Benchmark]: CodeCheck took 33538.54ms. Allocated memory was 205.5MB in the beginning and 358.6MB in the end (delta: 153.1MB). Free memory was 174.3MB in the beginning and 245.8MB in the end (delta: -71.5MB). Peak memory consumption was 81.1MB. Max. memory is 16.1GB. [2024-11-08 19:43:43,558 INFO L158 Benchmark]: Witness Printer took 185.82ms. Allocated memory is still 358.6MB. Free memory was 245.8MB in the beginning and 238.4MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 19:43:43,564 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, 27 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 33.4s, OverallIterations: 47, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5711 SdHoareTripleChecker+Valid, 39.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5345 mSDsluCounter, 5412 SdHoareTripleChecker+Invalid, 34.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4881 mSDsCounter, 2736 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15727 IncrementalHoareTripleChecker+Invalid, 18463 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2736 mSolverCounterUnsat, 531 mSDtfsCounter, 15727 mSolverCounterSat, 0.9s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4117 GetRequests, 3714 SyntacticMatches, 97 SemanticMatches, 306 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44392 ImplicationChecksByTransitivity, 24.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 6.1s InterpolantComputationTime, 393 NumberOfCodeBlocks, 393 NumberOfCodeBlocksAsserted, 46 NumberOfCheckSat, 347 ConstructedInterpolants, 0 QuantifiedInterpolants, 2430 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 46 InterpolantComputations, 31 PerfectInterpolantSequences, 99/157 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 3]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 16]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52ms. Allocated memory is still 148.9MB. Free memory is still 93.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 360.98ms. Allocated memory is still 148.9MB. Free memory was 111.4MB in the beginning and 96.6MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.76ms. Allocated memory is still 148.9MB. Free memory was 96.6MB in the beginning and 93.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.76ms. Allocated memory is still 148.9MB. Free memory was 93.5MB in the beginning and 90.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 832.99ms. Allocated memory was 148.9MB in the beginning and 205.5MB in the end (delta: 56.6MB). Free memory was 90.9MB in the beginning and 174.3MB in the end (delta: -83.4MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * CodeCheck took 33538.54ms. Allocated memory was 205.5MB in the beginning and 358.6MB in the end (delta: 153.1MB). Free memory was 174.3MB in the beginning and 245.8MB in the end (delta: -71.5MB). Peak memory consumption was 81.1MB. Max. memory is 16.1GB. * Witness Printer took 185.82ms. Allocated memory is still 358.6MB. Free memory was 245.8MB in the beginning and 238.4MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid RESULT: Ultimate proved your program to be correct! [2024-11-08 19:43:43,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ab1506-7121-480c-a33e-96e177310052/bin/ukojak-verify-ImItNfHLgk/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 Result: TRUE