./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-examples/sanfoundry_24-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bf9547-4eb6-401e-bee1-44e7cb526633/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bf9547-4eb6-401e-bee1-44e7cb526633/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bf9547-4eb6-401e-bee1-44e7cb526633/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bf9547-4eb6-401e-bee1-44e7cb526633/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-examples/sanfoundry_24-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bf9547-4eb6-401e-bee1-44e7cb526633/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bf9547-4eb6-401e-bee1-44e7cb526633/bin/ukojak-verify-G8NBE6pJGL --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 7e3ff0b77765ac98635f2070c186c57a6cae0bb79eb8bc9016d9d716e81867aa --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:14:28,538 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:14:28,607 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bf9547-4eb6-401e-bee1-44e7cb526633/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:14:28,612 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:14:28,613 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:14:28,639 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:14:28,641 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:14:28,641 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:14:28,642 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:14:28,643 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:14:28,643 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:14:28,644 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:14:28,644 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:14:28,645 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:14:28,645 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:14:28,646 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:14:28,647 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:14:28,647 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:14:28,648 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:14:28,648 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:14:28,649 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:14:28,650 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:14:28,650 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:14:28,651 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:14:28,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:14:28,652 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:14:28,653 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:14:28,653 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:14:28,654 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:14:28,655 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_a9bf9547-4eb6-401e-bee1-44e7cb526633/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bf9547-4eb6-401e-bee1-44e7cb526633/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e3ff0b77765ac98635f2070c186c57a6cae0bb79eb8bc9016d9d716e81867aa [2023-11-19 03:14:28,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:14:29,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:14:29,019 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:14:29,021 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:14:29,022 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:14:29,023 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bf9547-4eb6-401e-bee1-44e7cb526633/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-examples/sanfoundry_24-2.i [2023-11-19 03:14:32,120 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:14:32,326 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:14:32,327 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bf9547-4eb6-401e-bee1-44e7cb526633/sv-benchmarks/c/array-examples/sanfoundry_24-2.i [2023-11-19 03:14:32,334 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bf9547-4eb6-401e-bee1-44e7cb526633/bin/ukojak-verify-G8NBE6pJGL/data/4fec63c89/0461dfc49a884471b6f6c0ed1213f1a2/FLAG2f8b22dfd [2023-11-19 03:14:32,684 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bf9547-4eb6-401e-bee1-44e7cb526633/bin/ukojak-verify-G8NBE6pJGL/data/4fec63c89/0461dfc49a884471b6f6c0ed1213f1a2 [2023-11-19 03:14:32,691 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:14:32,694 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:14:32,698 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:14:32,699 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:14:32,704 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:14:32,707 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:14:32" (1/1) ... [2023-11-19 03:14:32,708 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1789d2fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:32, skipping insertion in model container [2023-11-19 03:14:32,708 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:14:32" (1/1) ... [2023-11-19 03:14:32,729 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:14:32,899 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:14:32,909 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:14:32,928 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:14:32,943 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:14:32,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:32 WrapperNode [2023-11-19 03:14:32,944 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:14:32,945 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:14:32,945 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:14:32,945 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:14:32,952 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:32" (1/1) ... [2023-11-19 03:14:32,959 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:32" (1/1) ... [2023-11-19 03:14:32,984 INFO L138 Inliner]: procedures = 18, calls = 19, calls flagged for inlining = 7, calls inlined = 8, statements flattened = 82 [2023-11-19 03:14:32,984 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:14:32,985 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:14:32,985 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:14:32,986 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:14:32,995 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:32" (1/1) ... [2023-11-19 03:14:32,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:32" (1/1) ... [2023-11-19 03:14:32,998 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:32" (1/1) ... [2023-11-19 03:14:32,998 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:32" (1/1) ... [2023-11-19 03:14:33,004 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:32" (1/1) ... [2023-11-19 03:14:33,007 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:32" (1/1) ... [2023-11-19 03:14:33,017 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:32" (1/1) ... [2023-11-19 03:14:33,018 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:32" (1/1) ... [2023-11-19 03:14:33,020 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:14:33,021 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:14:33,021 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:14:33,022 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:14:33,030 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:32" (1/1) ... [2023-11-19 03:14:33,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:14:33,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bf9547-4eb6-401e-bee1-44e7cb526633/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:14:33,063 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bf9547-4eb6-401e-bee1-44e7cb526633/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:14:33,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bf9547-4eb6-401e-bee1-44e7cb526633/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:14:33,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:14:33,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:14:33,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:14:33,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:14:33,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:14:33,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:14:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:14:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:14:33,179 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:14:33,180 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:14:33,421 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:14:33,485 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:14:33,493 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:14:33,498 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:14:33 BoogieIcfgContainer [2023-11-19 03:14:33,498 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:14:33,499 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:14:33,499 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:14:33,510 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:14:33,510 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:14:33" (1/1) ... [2023-11-19 03:14:33,521 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:14:33,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:33,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 46 transitions. [2023-11-19 03:14:33,599 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2023-11-19 03:14:33,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:14:33,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:33,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:33,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:33,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:33,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 37 states and 45 transitions. [2023-11-19 03:14:33,931 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2023-11-19 03:14:33,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:14:33,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:33,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:33,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:34,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:34,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:34,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2023-11-19 03:14:34,290 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2023-11-19 03:14:34,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:14:34,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:34,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:34,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:34,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:34,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:34,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 41 states and 53 transitions. [2023-11-19 03:14:34,395 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2023-11-19 03:14:34,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:14:34,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:34,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:34,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:34,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:34,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:34,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 44 states and 60 transitions. [2023-11-19 03:14:34,852 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 60 transitions. [2023-11-19 03:14:34,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:14:34,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:34,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:34,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:35,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:35,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:35,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 47 states and 69 transitions. [2023-11-19 03:14:35,235 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 69 transitions. [2023-11-19 03:14:35,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:14:35,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:35,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:35,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:35,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:35,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:35,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 49 states and 74 transitions. [2023-11-19 03:14:35,383 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 74 transitions. [2023-11-19 03:14:35,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:14:35,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:35,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:35,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:35,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:35,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:35,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 51 states and 79 transitions. [2023-11-19 03:14:35,885 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 79 transitions. [2023-11-19 03:14:35,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:14:35,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:35,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:35,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:36,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:36,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:36,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 54 states and 87 transitions. [2023-11-19 03:14:36,347 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 87 transitions. [2023-11-19 03:14:36,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:14:36,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:36,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:36,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:36,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:14:36,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:36,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2023-11-19 03:14:36,612 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2023-11-19 03:14:36,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:14:36,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:36,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:36,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:36,729 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:37,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:37,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 56 states and 89 transitions. [2023-11-19 03:14:37,284 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 89 transitions. [2023-11-19 03:14:37,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:14:37,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:37,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:37,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:37,412 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:37,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:37,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 58 states and 96 transitions. [2023-11-19 03:14:37,728 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 96 transitions. [2023-11-19 03:14:37,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:14:37,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:37,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:37,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:37,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:37,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:37,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 57 states and 95 transitions. [2023-11-19 03:14:37,774 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 95 transitions. [2023-11-19 03:14:37,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:14:37,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:37,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:37,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:37,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:14:38,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:38,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 59 states and 99 transitions. [2023-11-19 03:14:38,315 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 99 transitions. [2023-11-19 03:14:38,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:14:38,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:38,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:38,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:38,375 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:14:38,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:38,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 61 states and 101 transitions. [2023-11-19 03:14:38,602 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 101 transitions. [2023-11-19 03:14:38,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:14:38,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:38,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:38,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:38,668 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:14:38,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:38,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 61 states and 99 transitions. [2023-11-19 03:14:38,876 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 99 transitions. [2023-11-19 03:14:38,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:14:38,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:38,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:38,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:39,131 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:39,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:39,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 63 states and 110 transitions. [2023-11-19 03:14:39,702 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 110 transitions. [2023-11-19 03:14:39,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:14:39,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:39,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:39,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:39,735 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:14:39,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:39,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 64 states and 111 transitions. [2023-11-19 03:14:39,753 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 111 transitions. [2023-11-19 03:14:39,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:14:39,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:39,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:39,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:39,957 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:41,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:41,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 69 states and 129 transitions. [2023-11-19 03:14:41,213 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 129 transitions. [2023-11-19 03:14:41,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:14:41,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:41,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:41,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:41,266 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:41,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:41,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 70 states and 133 transitions. [2023-11-19 03:14:41,506 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 133 transitions. [2023-11-19 03:14:41,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:14:41,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:41,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:41,604 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:14:41,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:41,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 72 states and 135 transitions. [2023-11-19 03:14:41,954 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 135 transitions. [2023-11-19 03:14:41,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:14:41,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:41,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:41,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:42,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:14:43,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:43,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 73 states and 135 transitions. [2023-11-19 03:14:43,422 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 135 transitions. [2023-11-19 03:14:43,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:14:43,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:43,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:43,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:43,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:14:44,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:44,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 78 states and 147 transitions. [2023-11-19 03:14:44,628 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 147 transitions. [2023-11-19 03:14:44,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:14:44,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:44,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:44,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:44,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:14:45,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:45,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 81 states and 156 transitions. [2023-11-19 03:14:45,923 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 156 transitions. [2023-11-19 03:14:45,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:14:45,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:45,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:45,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:45,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:14:46,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:46,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 82 states and 157 transitions. [2023-11-19 03:14:46,236 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 157 transitions. [2023-11-19 03:14:46,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:14:46,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:46,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:46,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:46,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:14:46,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:46,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 83 states and 158 transitions. [2023-11-19 03:14:46,491 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 158 transitions. [2023-11-19 03:14:46,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:14:46,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:46,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:46,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:46,556 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:14:46,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:46,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 83 states and 156 transitions. [2023-11-19 03:14:46,931 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 156 transitions. [2023-11-19 03:14:46,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:14:46,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:46,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:46,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:47,323 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:48,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:48,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 86 states and 168 transitions. [2023-11-19 03:14:48,526 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 168 transitions. [2023-11-19 03:14:48,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:14:48,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:48,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:48,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:48,717 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:14:50,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:50,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 90 states and 184 transitions. [2023-11-19 03:14:50,322 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 184 transitions. [2023-11-19 03:14:50,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:14:50,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:50,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:50,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:50,494 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:14:52,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:52,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 94 states and 193 transitions. [2023-11-19 03:14:52,439 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 193 transitions. [2023-11-19 03:14:52,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:14:52,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:52,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:52,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:52,470 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:14:52,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:52,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 90 states and 185 transitions. [2023-11-19 03:14:52,753 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 185 transitions. [2023-11-19 03:14:52,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:14:52,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:52,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:52,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:52,824 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:53,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:53,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 93 states and 187 transitions. [2023-11-19 03:14:53,694 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 187 transitions. [2023-11-19 03:14:53,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:14:53,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:53,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:53,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:53,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:14:53,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:53,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 92 states and 186 transitions. [2023-11-19 03:14:53,730 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 186 transitions. [2023-11-19 03:14:53,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:14:53,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:53,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:53,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:53,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:14:53,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:53,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 94 states and 190 transitions. [2023-11-19 03:14:53,804 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 190 transitions. [2023-11-19 03:14:53,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:14:53,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:53,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:53,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:53,951 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:14:54,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:54,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 94 states and 189 transitions. [2023-11-19 03:14:54,344 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 189 transitions. [2023-11-19 03:14:54,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:14:54,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:54,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:54,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:54,408 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:14:55,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:55,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 97 states and 202 transitions. [2023-11-19 03:14:55,761 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 202 transitions. [2023-11-19 03:14:55,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:14:55,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:55,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:55,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:55,813 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:14:56,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:56,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 98 states and 203 transitions. [2023-11-19 03:14:56,332 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 203 transitions. [2023-11-19 03:14:56,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:14:56,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:56,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:56,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:56,414 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:14:57,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:57,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 100 states and 206 transitions. [2023-11-19 03:14:57,325 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 206 transitions. [2023-11-19 03:14:57,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:14:57,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:57,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:57,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:57,582 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:58,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:58,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 102 states and 219 transitions. [2023-11-19 03:14:58,380 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 219 transitions. [2023-11-19 03:14:58,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:14:58,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:58,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:58,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:58,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:15:00,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:00,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 107 states and 228 transitions. [2023-11-19 03:15:00,682 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 228 transitions. [2023-11-19 03:15:00,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:15:00,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:00,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:00,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:00,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:15:01,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:01,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 108 states and 229 transitions. [2023-11-19 03:15:01,374 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 229 transitions. [2023-11-19 03:15:01,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:15:01,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:01,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:01,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:01,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:15:02,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:02,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 111 states and 231 transitions. [2023-11-19 03:15:02,437 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 231 transitions. [2023-11-19 03:15:02,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:15:02,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:02,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:02,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:02,623 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:15:03,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:03,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 110 states and 228 transitions. [2023-11-19 03:15:03,293 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 228 transitions. [2023-11-19 03:15:03,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:15:03,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:03,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:03,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:03,352 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 03:15:05,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:05,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 114 states and 232 transitions. [2023-11-19 03:15:05,445 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 232 transitions. [2023-11-19 03:15:05,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:15:05,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:05,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:05,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:05,618 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:15:06,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:06,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 120 states and 248 transitions. [2023-11-19 03:15:06,763 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 248 transitions. [2023-11-19 03:15:06,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:15:06,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:06,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:06,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:06,784 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:15:06,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:06,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 121 states and 250 transitions. [2023-11-19 03:15:06,943 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 250 transitions. [2023-11-19 03:15:06,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:15:06,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:06,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:06,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:06,997 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:15:09,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:09,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 128 states and 261 transitions. [2023-11-19 03:15:09,744 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 261 transitions. [2023-11-19 03:15:09,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:15:09,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:09,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:09,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:09,818 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:15:11,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:11,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 132 states and 266 transitions. [2023-11-19 03:15:11,908 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 266 transitions. [2023-11-19 03:15:11,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:15:11,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:11,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:11,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:11,983 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:15:12,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:12,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 132 states and 264 transitions. [2023-11-19 03:15:12,908 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 264 transitions. [2023-11-19 03:15:12,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:15:12,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:12,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:12,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:13,317 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:14,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:14,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 134 states and 277 transitions. [2023-11-19 03:15:14,523 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 277 transitions. [2023-11-19 03:15:14,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:15:14,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:14,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:14,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:15,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:15:16,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:16,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 135 states and 278 transitions. [2023-11-19 03:15:16,147 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 278 transitions. [2023-11-19 03:15:16,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:15:16,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:16,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:16,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:16,850 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:22,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:22,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 143 states and 305 transitions. [2023-11-19 03:15:22,368 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 305 transitions. [2023-11-19 03:15:22,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:15:22,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:22,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:22,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:22,430 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.