./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/array01-alloca-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_8a82a1bf-9f7b-47d9-b756-2d1c0f3a5ec0/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a82a1bf-9f7b-47d9-b756-2d1c0f3a5ec0/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_8a82a1bf-9f7b-47d9-b756-2d1c0f3a5ec0/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a82a1bf-9f7b-47d9-b756-2d1c0f3a5ec0/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/array01-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a82a1bf-9f7b-47d9-b756-2d1c0f3a5ec0/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_8a82a1bf-9f7b-47d9-b756-2d1c0f3a5ec0/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 c01598788c0e593641b4d52eb46aec8832108f2ffb3b67e30286093c8a1926f8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:58:31,991 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:58:32,111 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a82a1bf-9f7b-47d9-b756-2d1c0f3a5ec0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:58:32,120 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:58:32,121 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:58:32,160 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:58:32,161 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:58:32,162 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:58:32,163 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:58:32,168 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:58:32,169 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:58:32,170 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:58:32,171 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:58:32,172 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:58:32,173 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:58:32,174 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:58:32,174 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:58:32,175 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:58:32,175 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:58:32,176 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:58:32,176 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:58:32,177 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:58:32,178 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:58:32,179 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:58:32,179 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:58:32,180 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:58:32,181 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:58:32,181 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:58:32,182 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:58:32,182 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_8a82a1bf-9f7b-47d9-b756-2d1c0f3a5ec0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a82a1bf-9f7b-47d9-b756-2d1c0f3a5ec0/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c01598788c0e593641b4d52eb46aec8832108f2ffb3b67e30286093c8a1926f8 [2023-11-19 02:58:32,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:58:32,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:58:32,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:58:32,569 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:58:32,570 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:58:32,571 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a82a1bf-9f7b-47d9-b756-2d1c0f3a5ec0/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-memsafety/array01-alloca-2.i [2023-11-19 02:58:35,710 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:58:36,019 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:58:36,019 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a82a1bf-9f7b-47d9-b756-2d1c0f3a5ec0/sv-benchmarks/c/array-memsafety/array01-alloca-2.i [2023-11-19 02:58:36,034 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a82a1bf-9f7b-47d9-b756-2d1c0f3a5ec0/bin/ukojak-verify-G8NBE6pJGL/data/e07065f4c/ce67fbe60d6b4e2ba0f1b4834fc643e2/FLAGe0f823ce6 [2023-11-19 02:58:36,049 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a82a1bf-9f7b-47d9-b756-2d1c0f3a5ec0/bin/ukojak-verify-G8NBE6pJGL/data/e07065f4c/ce67fbe60d6b4e2ba0f1b4834fc643e2 [2023-11-19 02:58:36,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:58:36,058 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:58:36,059 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:58:36,060 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:58:36,065 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:58:36,066 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,067 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c6e79f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36, skipping insertion in model container [2023-11-19 02:58:36,067 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,113 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:58:36,413 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:58:36,429 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:58:36,506 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:58:36,547 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:58:36,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36 WrapperNode [2023-11-19 02:58:36,548 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:58:36,549 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:58:36,549 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:58:36,550 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:58:36,558 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,572 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,598 INFO L138 Inliner]: procedures = 116, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2023-11-19 02:58:36,599 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:58:36,599 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:58:36,600 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:58:36,600 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:58:36,617 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,617 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,647 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,647 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,653 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,666 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,682 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,695 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,698 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:58:36,699 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:58:36,699 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:58:36,699 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:58:36,700 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:36" (1/1) ... [2023-11-19 02:58:36,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:58:36,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a82a1bf-9f7b-47d9-b756-2d1c0f3a5ec0/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:58:36,742 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a82a1bf-9f7b-47d9-b756-2d1c0f3a5ec0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:58:36,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a82a1bf-9f7b-47d9-b756-2d1c0f3a5ec0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:58:36,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:58:36,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:58:36,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:58:36,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:58:36,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:58:36,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:58:36,896 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:58:36,898 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:58:37,107 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:58:37,229 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:58:37,233 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 02:58:37,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:58:37 BoogieIcfgContainer [2023-11-19 02:58:37,238 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:58:37,239 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:58:37,239 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:58:37,249 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:58:37,249 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:58:37" (1/1) ... [2023-11-19 02:58:37,258 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:58:37,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:37,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2023-11-19 02:58:37,328 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2023-11-19 02:58:37,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:58:37,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:37,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:37,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:37,687 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 02:58:37,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:37,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-19 02:58:37,751 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-19 02:58:37,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:58:37,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:37,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:38,253 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 02:58:38,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:38,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2023-11-19 02:58:38,617 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2023-11-19 02:58:38,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:58:38,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:38,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:38,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:38,790 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 02:58:38,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:38,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2023-11-19 02:58:38,868 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2023-11-19 02:58:38,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:58:38,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:38,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:38,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:38,984 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 02:58:39,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:39,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2023-11-19 02:58:39,295 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2023-11-19 02:58:39,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:58:39,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:39,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:39,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:39,675 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 02:58:40,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:40,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2023-11-19 02:58:40,666 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2023-11-19 02:58:40,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:58:40,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:40,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:40,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:40,734 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 02:58:40,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:40,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2023-11-19 02:58:40,958 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2023-11-19 02:58:40,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:58:40,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:40,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:41,201 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 02:58:41,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:41,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2023-11-19 02:58:41,918 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2023-11-19 02:58:41,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:58:41,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:41,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:41,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:42,173 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 02:58:43,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:43,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 31 states and 45 transitions. [2023-11-19 02:58:43,122 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 45 transitions. [2023-11-19 02:58:43,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:58:43,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:43,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:43,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:43,610 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:44,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:44,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2023-11-19 02:58:44,344 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2023-11-19 02:58:44,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:58:44,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:44,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:44,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:44,452 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:58:44,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:44,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2023-11-19 02:58:44,848 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2023-11-19 02:58:44,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:58:44,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:44,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:44,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:44,867 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 02:58:44,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:44,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2023-11-19 02:58:44,884 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2023-11-19 02:58:44,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:58:44,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:44,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:44,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:45,094 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 02:58:45,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:45,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2023-11-19 02:58:45,252 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2023-11-19 02:58:45,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:58:45,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:45,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:45,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:45,275 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 02:58:45,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:45,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-11-19 02:58:45,294 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-11-19 02:58:45,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:58:45,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:45,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:45,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:45,353 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 02:58:45,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:45,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2023-11-19 02:58:45,376 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2023-11-19 02:58:45,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:58:45,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:45,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:45,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:45,584 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 02:58:47,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:47,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2023-11-19 02:58:47,766 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2023-11-19 02:58:47,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:58:47,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:47,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:47,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:47,787 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:58:48,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:48,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2023-11-19 02:58:48,075 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2023-11-19 02:58:48,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:58:48,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:48,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:48,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:48,379 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 02:58:50,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:50,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 61 transitions. [2023-11-19 02:58:50,687 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 61 transitions. [2023-11-19 02:58:50,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:58:50,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:50,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:50,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:50,744 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 02:58:51,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:51,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2023-11-19 02:58:51,136 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2023-11-19 02:58:51,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:58:51,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:51,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:51,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:51,736 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:54,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:54,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 46 states and 75 transitions. [2023-11-19 02:58:54,655 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 75 transitions. [2023-11-19 02:58:54,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:58:54,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:54,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:54,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:54,774 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:56,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:56,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 50 states and 82 transitions. [2023-11-19 02:58:56,068 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 82 transitions. [2023-11-19 02:58:56,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:58:56,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:56,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:56,503 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:59,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:59,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 55 states and 90 transitions. [2023-11-19 02:58:59,556 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 90 transitions. [2023-11-19 02:58:59,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:58:59,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:59,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:59,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:59,592 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:58:59,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:59,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2023-11-19 02:58:59,852 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2023-11-19 02:58:59,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:58:59,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:59,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:59,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:00,063 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 02:59:00,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:00,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 54 states and 88 transitions. [2023-11-19 02:59:00,809 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 88 transitions. [2023-11-19 02:59:00,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:59:00,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:00,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:00,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:00,897 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 02:59:00,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:00,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 56 states and 89 transitions. [2023-11-19 02:59:00,939 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 89 transitions. [2023-11-19 02:59:00,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:59:00,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:00,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:00,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:01,028 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:59:01,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:01,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 58 states and 90 transitions. [2023-11-19 02:59:01,209 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 90 transitions. [2023-11-19 02:59:01,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:59:01,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:01,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:01,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:01,262 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 02:59:01,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:01,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 57 states and 89 transitions. [2023-11-19 02:59:01,298 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 89 transitions. [2023-11-19 02:59:01,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:59:01,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:01,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:01,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:01,440 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:59:03,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:03,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 59 states and 91 transitions. [2023-11-19 02:59:03,886 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 91 transitions. [2023-11-19 02:59:03,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:59:03,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:03,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:03,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:04,475 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 02:59:09,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:09,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 69 states and 110 transitions. [2023-11-19 02:59:09,049 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 110 transitions. [2023-11-19 02:59:09,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:59:09,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:09,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:09,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:09,098 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:59:09,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:09,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 70 states and 111 transitions. [2023-11-19 02:59:09,554 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 111 transitions. [2023-11-19 02:59:09,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:59:09,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:09,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:09,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:09,707 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:59:09,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:09,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 72 states and 112 transitions. [2023-11-19 02:59:09,770 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 112 transitions. [2023-11-19 02:59:09,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:59:09,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:09,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:09,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:10,899 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:59:14,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:14,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 80 states and 125 transitions. [2023-11-19 02:59:14,829 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 125 transitions. [2023-11-19 02:59:14,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:59:14,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:14,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:14,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:14,929 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:59:15,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:15,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 82 states and 126 transitions. [2023-11-19 02:59:15,463 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 126 transitions. [2023-11-19 02:59:15,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:59:15,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:15,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:15,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:15,546 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:59:15,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:15,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 84 states and 128 transitions. [2023-11-19 02:59:15,602 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 128 transitions. [2023-11-19 02:59:15,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:59:15,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:15,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:15,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:15,685 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:59:17,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:17,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 87 states and 135 transitions. [2023-11-19 02:59:17,520 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 135 transitions. [2023-11-19 02:59:17,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:59:17,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:17,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:17,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:17,616 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:59:18,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:18,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 88 states and 136 transitions. [2023-11-19 02:59:18,298 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 136 transitions. [2023-11-19 02:59:18,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:59:18,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:18,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:18,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:18,396 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:59:18,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:18,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 90 states and 137 transitions. [2023-11-19 02:59:18,453 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 137 transitions. [2023-11-19 02:59:18,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:59:18,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:18,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:18,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:19,199 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:59:23,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:23,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 100 states and 156 transitions. [2023-11-19 02:59:23,071 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 156 transitions. [2023-11-19 02:59:23,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:59:23,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:23,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:23,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:23,244 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:59:24,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:24,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 104 states and 161 transitions. [2023-11-19 02:59:24,976 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 161 transitions. [2023-11-19 02:59:24,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:59:24,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:24,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:24,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat