./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext-properties/test-0513_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_990fde75-ffa1-44bf-a824-9cb5821c2155/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_990fde75-ffa1-44bf-a824-9cb5821c2155/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_990fde75-ffa1-44bf-a824-9cb5821c2155/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_990fde75-ffa1-44bf-a824-9cb5821c2155/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext-properties/test-0513_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_990fde75-ffa1-44bf-a824-9cb5821c2155/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_990fde75-ffa1-44bf-a824-9cb5821c2155/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 2cd9310cc22b48510db29915dc2047c5968d5424a204e513aea9283dac5ac7bf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:16:54,067 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:16:54,180 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_990fde75-ffa1-44bf-a824-9cb5821c2155/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:16:54,187 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:16:54,189 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:16:54,226 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:16:54,228 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:16:54,228 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:16:54,229 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:16:54,234 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:16:54,235 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:16:54,236 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:16:54,236 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:16:54,238 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:16:54,238 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:16:54,238 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:16:54,239 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:16:54,239 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:16:54,239 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:16:54,240 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:16:54,240 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:16:54,241 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:16:54,241 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:16:54,242 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:16:54,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:16:54,244 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:16:54,244 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:16:54,245 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:16:54,245 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:16:54,246 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_990fde75-ffa1-44bf-a824-9cb5821c2155/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_990fde75-ffa1-44bf-a824-9cb5821c2155/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2cd9310cc22b48510db29915dc2047c5968d5424a204e513aea9283dac5ac7bf [2023-11-19 03:16:54,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:16:54,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:16:54,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:16:54,610 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:16:54,611 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:16:54,612 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_990fde75-ffa1-44bf-a824-9cb5821c2155/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/list-ext-properties/test-0513_1.i [2023-11-19 03:16:57,715 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:16:58,000 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:16:58,001 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_990fde75-ffa1-44bf-a824-9cb5821c2155/sv-benchmarks/c/list-ext-properties/test-0513_1.i [2023-11-19 03:16:58,017 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_990fde75-ffa1-44bf-a824-9cb5821c2155/bin/ukojak-verify-G8NBE6pJGL/data/8f7fb7a45/dbb1f6579ea54621bd966e604ba21945/FLAG87b6376a5 [2023-11-19 03:16:58,034 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_990fde75-ffa1-44bf-a824-9cb5821c2155/bin/ukojak-verify-G8NBE6pJGL/data/8f7fb7a45/dbb1f6579ea54621bd966e604ba21945 [2023-11-19 03:16:58,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:16:58,047 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:16:58,052 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:16:58,052 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:16:58,057 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:16:58,058 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:58,059 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@742d549b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58, skipping insertion in model container [2023-11-19 03:16:58,059 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:58,126 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:16:58,462 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:16:58,477 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:16:58,558 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:16:58,596 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:16:58,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58 WrapperNode [2023-11-19 03:16:58,597 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:16:58,598 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:16:58,599 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:16:58,599 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:16:58,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:58,639 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:58,679 INFO L138 Inliner]: procedures = 123, calls = 41, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 149 [2023-11-19 03:16:58,680 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:16:58,681 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:16:58,681 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:16:58,681 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:16:58,691 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:58,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:58,714 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:58,714 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:58,736 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:58,740 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:58,742 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:58,746 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:58,760 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:16:58,761 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:16:58,761 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:16:58,761 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:16:58,762 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:58,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:16:58,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_990fde75-ffa1-44bf-a824-9cb5821c2155/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:16:58,809 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_990fde75-ffa1-44bf-a824-9cb5821c2155/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:16:58,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_990fde75-ffa1-44bf-a824-9cb5821c2155/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:16:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:16:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:16:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:16:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:16:58,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:16:58,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:16:58,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:16:58,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:16:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:16:58,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:16:59,020 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:16:59,022 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:16:59,625 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:16:59,756 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:16:59,757 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:16:59,765 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:16:59 BoogieIcfgContainer [2023-11-19 03:16:59,766 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:16:59,767 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:16:59,768 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:16:59,778 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:16:59,778 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:16:59" (1/1) ... [2023-11-19 03:16:59,788 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:16:59,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:59,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 129 states and 144 transitions. [2023-11-19 03:16:59,857 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 144 transitions. [2023-11-19 03:16:59,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:16:59,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:59,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:59,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:00,019 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 03:17:00,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:00,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 129 states and 143 transitions. [2023-11-19 03:17:00,069 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 143 transitions. [2023-11-19 03:17:00,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:17:00,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:00,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:00,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:00,241 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 03:17:00,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:00,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 128 states and 142 transitions. [2023-11-19 03:17:00,280 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 142 transitions. [2023-11-19 03:17:00,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:17:00,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:00,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:00,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:00,437 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 03:17:00,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:00,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 127 states and 141 transitions. [2023-11-19 03:17:00,545 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 141 transitions. [2023-11-19 03:17:00,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:17:00,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:00,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:00,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:00,628 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 03:17:00,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:00,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 131 states and 148 transitions. [2023-11-19 03:17:00,675 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 148 transitions. [2023-11-19 03:17:00,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:17:00,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:00,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:00,748 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 03:17:00,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:00,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 134 states and 151 transitions. [2023-11-19 03:17:00,895 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 151 transitions. [2023-11-19 03:17:00,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:17:00,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:00,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:00,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:00,946 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 03:17:00,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:00,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 133 states and 150 transitions. [2023-11-19 03:17:00,969 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 150 transitions. [2023-11-19 03:17:00,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:17:00,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:00,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:00,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:01,043 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 03:17:01,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:01,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 132 states and 149 transitions. [2023-11-19 03:17:01,078 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 149 transitions. [2023-11-19 03:17:01,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:17:01,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:01,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:01,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:01,201 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 03:17:01,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:01,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 136 states and 157 transitions. [2023-11-19 03:17:01,541 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 157 transitions. [2023-11-19 03:17:01,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:17:01,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:01,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:01,594 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 03:17:01,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:01,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 135 states and 156 transitions. [2023-11-19 03:17:01,621 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 156 transitions. [2023-11-19 03:17:01,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:17:01,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:01,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:01,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:01,752 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 03:17:01,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:01,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 134 states and 155 transitions. [2023-11-19 03:17:01,935 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 155 transitions. [2023-11-19 03:17:01,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:17:01,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:01,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:01,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:01,993 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 03:17:02,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:02,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 135 states and 156 transitions. [2023-11-19 03:17:02,158 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 156 transitions. [2023-11-19 03:17:02,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:17:02,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:02,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:02,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:02,187 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 03:17:02,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:02,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 134 states and 155 transitions. [2023-11-19 03:17:02,209 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 155 transitions. [2023-11-19 03:17:02,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:17:02,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:02,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:02,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:02,255 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 03:17:02,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:02,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 133 states and 154 transitions. [2023-11-19 03:17:02,279 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 154 transitions. [2023-11-19 03:17:02,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:17:02,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:02,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:02,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:02,314 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 03:17:02,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:02,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 135 states and 156 transitions. [2023-11-19 03:17:02,344 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 156 transitions. [2023-11-19 03:17:02,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:17:02,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:02,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:02,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:02,438 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 03:17:02,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:02,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 134 states and 155 transitions. [2023-11-19 03:17:02,486 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 155 transitions. [2023-11-19 03:17:02,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:17:02,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:02,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:02,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:02,605 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 03:17:02,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:02,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 133 states and 154 transitions. [2023-11-19 03:17:02,779 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 154 transitions. [2023-11-19 03:17:02,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:17:02,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:02,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:02,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:02,824 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 03:17:03,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:03,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 142 states and 165 transitions. [2023-11-19 03:17:03,511 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 165 transitions. [2023-11-19 03:17:03,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:17:03,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:03,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:03,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:03,561 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 03:17:03,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:03,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 143 states and 167 transitions. [2023-11-19 03:17:03,592 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 167 transitions. [2023-11-19 03:17:03,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:17:03,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:03,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:03,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:03,680 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 03:17:03,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:03,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 144 states and 172 transitions. [2023-11-19 03:17:03,714 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 172 transitions. [2023-11-19 03:17:03,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:17:03,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:03,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:03,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:03,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:04,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:04,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 148 states and 181 transitions. [2023-11-19 03:17:04,342 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 181 transitions. [2023-11-19 03:17:04,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:17:04,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:04,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:04,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:04,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:05,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:05,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 153 states and 195 transitions. [2023-11-19 03:17:05,248 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 195 transitions. [2023-11-19 03:17:05,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:17:05,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:05,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:05,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:05,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:06,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:06,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 157 states and 205 transitions. [2023-11-19 03:17:06,426 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 205 transitions. [2023-11-19 03:17:06,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:17:06,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:06,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:06,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:06,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:06,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:06,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 160 states and 210 transitions. [2023-11-19 03:17:06,728 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 210 transitions. [2023-11-19 03:17:06,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:17:06,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:06,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:06,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:06,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:07,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:07,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 164 states and 220 transitions. [2023-11-19 03:17:07,703 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 220 transitions. [2023-11-19 03:17:07,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:17:07,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:07,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:07,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:07,757 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 03:17:07,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:07,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 163 states and 219 transitions. [2023-11-19 03:17:07,785 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 219 transitions. [2023-11-19 03:17:07,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:17:07,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:07,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:07,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:07,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:08,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:08,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 165 states and 222 transitions. [2023-11-19 03:17:08,101 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 222 transitions. [2023-11-19 03:17:08,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:17:08,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:08,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:08,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:08,148 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 03:17:08,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:08,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 164 states and 221 transitions. [2023-11-19 03:17:08,197 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 221 transitions. [2023-11-19 03:17:08,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:17:08,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:08,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:08,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:08,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:08,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:08,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 169 states and 229 transitions. [2023-11-19 03:17:08,667 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 229 transitions. [2023-11-19 03:17:08,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:17:08,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:08,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:08,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:08,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:09,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:09,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 170 states and 229 transitions. [2023-11-19 03:17:09,016 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 229 transitions. [2023-11-19 03:17:09,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:17:09,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:09,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:09,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:09,056 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 03:17:09,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:09,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 169 states and 228 transitions. [2023-11-19 03:17:09,075 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 228 transitions. [2023-11-19 03:17:09,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:17:09,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:09,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:09,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:09,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:09,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:09,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 170 states and 230 transitions. [2023-11-19 03:17:09,586 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 230 transitions. [2023-11-19 03:17:09,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:17:09,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:09,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:09,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:09,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:12,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:12,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 179 states and 248 transitions. [2023-11-19 03:17:12,395 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 248 transitions. [2023-11-19 03:17:12,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:17:12,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:12,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:12,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:13,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:14,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:14,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 184 states and 259 transitions. [2023-11-19 03:17:14,929 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 259 transitions. [2023-11-19 03:17:14,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:17:14,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:14,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:14,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:15,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:17,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:17,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 192 states and 277 transitions. [2023-11-19 03:17:17,970 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 277 transitions. [2023-11-19 03:17:17,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:17:17,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:17,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:17,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:18,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:18,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:18,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 195 states and 283 transitions. [2023-11-19 03:17:18,499 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 283 transitions. [2023-11-19 03:17:18,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:17:18,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:18,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:18,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:18,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:19,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:19,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 198 states and 289 transitions. [2023-11-19 03:17:19,216 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 289 transitions. [2023-11-19 03:17:19,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:17:19,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:19,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:19,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:19,254 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 03:17:19,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:19,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 197 states and 288 transitions. [2023-11-19 03:17:19,886 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 288 transitions. [2023-11-19 03:17:19,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:17:19,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:19,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:19,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:20,050 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:23,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:23,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 207 states and 316 transitions. [2023-11-19 03:17:23,400 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 316 transitions. [2023-11-19 03:17:23,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:17:23,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:23,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:23,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:23,461 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:23,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:23,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 209 states and 320 transitions. [2023-11-19 03:17:23,978 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 320 transitions. [2023-11-19 03:17:23,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:17:23,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:23,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:23,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:24,159 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:17:24,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:24,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 210 states and 322 transitions. [2023-11-19 03:17:24,836 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 322 transitions. [2023-11-19 03:17:24,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:17:24,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:24,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:24,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:25,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:34,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:34,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 221 states and 346 transitions. [2023-11-19 03:17:34,018 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 346 transitions. [2023-11-19 03:17:34,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:17:34,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:34,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:34,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:35,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:45,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:45,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 233 states and 373 transitions. [2023-11-19 03:17:45,162 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 373 transitions. [2023-11-19 03:17:45,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:17:45,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:45,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:46,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.