./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext3/getNumbers4-2.c --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_654fdbf5-35e6-4d3c-a6c8-3cfd9e1d5835/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654fdbf5-35e6-4d3c-a6c8-3cfd9e1d5835/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_654fdbf5-35e6-4d3c-a6c8-3cfd9e1d5835/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654fdbf5-35e6-4d3c-a6c8-3cfd9e1d5835/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext3/getNumbers4-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654fdbf5-35e6-4d3c-a6c8-3cfd9e1d5835/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_654fdbf5-35e6-4d3c-a6c8-3cfd9e1d5835/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 4f3d269e2deae26c7ce036912e3874a49494c634991dfc4135fd1a54005e7fac --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:33:56,655 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:33:56,731 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654fdbf5-35e6-4d3c-a6c8-3cfd9e1d5835/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:33:56,736 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:33:56,737 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:33:56,763 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:33:56,764 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:33:56,764 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:33:56,765 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:33:56,769 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:33:56,770 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:33:56,771 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:33:56,771 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:33:56,772 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:33:56,772 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:33:56,773 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:33:56,773 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:33:56,774 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:33:56,774 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:33:56,775 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:33:56,776 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:33:56,782 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:33:56,783 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:33:56,783 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:33:56,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:56,784 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:33:56,785 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:33:56,785 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:33:56,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:33:56,789 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_654fdbf5-35e6-4d3c-a6c8-3cfd9e1d5835/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654fdbf5-35e6-4d3c-a6c8-3cfd9e1d5835/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f3d269e2deae26c7ce036912e3874a49494c634991dfc4135fd1a54005e7fac [2023-11-19 03:33:57,116 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:33:57,149 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:33:57,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:33:57,153 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:33:57,153 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:33:57,155 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654fdbf5-35e6-4d3c-a6c8-3cfd9e1d5835/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/memsafety-ext3/getNumbers4-2.c [2023-11-19 03:34:00,306 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:34:00,487 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:34:00,488 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654fdbf5-35e6-4d3c-a6c8-3cfd9e1d5835/sv-benchmarks/c/memsafety-ext3/getNumbers4-2.c [2023-11-19 03:34:00,496 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654fdbf5-35e6-4d3c-a6c8-3cfd9e1d5835/bin/ukojak-verify-G8NBE6pJGL/data/4ccbf676f/bea7cebbf43e4e19981f23980f973c38/FLAGd0b466e54 [2023-11-19 03:34:00,511 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654fdbf5-35e6-4d3c-a6c8-3cfd9e1d5835/bin/ukojak-verify-G8NBE6pJGL/data/4ccbf676f/bea7cebbf43e4e19981f23980f973c38 [2023-11-19 03:34:00,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:34:00,520 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:34:00,523 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:34:00,524 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:34:00,528 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:34:00,529 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:34:00" (1/1) ... [2023-11-19 03:34:00,530 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7438462 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:00, skipping insertion in model container [2023-11-19 03:34:00,531 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:34:00" (1/1) ... [2023-11-19 03:34:00,552 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:34:00,705 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:34:00,716 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:34:00,736 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:34:00,751 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:34:00,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:00 WrapperNode [2023-11-19 03:34:00,751 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:34:00,752 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:34:00,752 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:34:00,752 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:34:00,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:00" (1/1) ... [2023-11-19 03:34:00,769 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:00" (1/1) ... [2023-11-19 03:34:00,793 INFO L138 Inliner]: procedures = 13, calls = 20, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 98 [2023-11-19 03:34:00,793 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:34:00,794 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:34:00,794 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:34:00,795 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:34:00,804 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:00" (1/1) ... [2023-11-19 03:34:00,805 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:00" (1/1) ... [2023-11-19 03:34:00,808 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:00" (1/1) ... [2023-11-19 03:34:00,808 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:00" (1/1) ... [2023-11-19 03:34:00,827 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:00" (1/1) ... [2023-11-19 03:34:00,839 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:00" (1/1) ... [2023-11-19 03:34:00,841 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:00" (1/1) ... [2023-11-19 03:34:00,843 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:00" (1/1) ... [2023-11-19 03:34:00,846 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:34:00,854 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:34:00,854 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:34:00,854 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:34:00,855 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:00" (1/1) ... [2023-11-19 03:34:00,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:34:00,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654fdbf5-35e6-4d3c-a6c8-3cfd9e1d5835/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:34:00,892 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654fdbf5-35e6-4d3c-a6c8-3cfd9e1d5835/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:34:00,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654fdbf5-35e6-4d3c-a6c8-3cfd9e1d5835/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:34:00,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:34:00,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:34:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:34:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:34:00,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:34:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:34:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:34:01,050 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:34:01,052 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:34:01,324 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:34:01,397 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:34:01,398 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 03:34:01,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:34:01 BoogieIcfgContainer [2023-11-19 03:34:01,403 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:34:01,404 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:34:01,404 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:34:01,414 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:34:01,415 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:34:01" (1/1) ... [2023-11-19 03:34:01,424 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:34:01,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:01,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 33 states and 37 transitions. [2023-11-19 03:34:01,480 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2023-11-19 03:34:01,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:34:01,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:01,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:01,698 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 03:34:01,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:01,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 32 states and 36 transitions. [2023-11-19 03:34:01,744 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 36 transitions. [2023-11-19 03:34:01,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:34:01,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:01,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:01,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:01,949 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 03:34:02,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:02,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 34 states and 38 transitions. [2023-11-19 03:34:02,114 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2023-11-19 03:34:02,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:34:02,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:02,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:02,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:02,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:02,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:02,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 36 states and 40 transitions. [2023-11-19 03:34:02,518 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2023-11-19 03:34:02,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:34:02,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:02,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:02,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:02,725 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:02,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:02,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 38 states and 42 transitions. [2023-11-19 03:34:02,994 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 42 transitions. [2023-11-19 03:34:02,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:34:02,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:02,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:03,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:03,253 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:03,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:03,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 37 states and 41 transitions. [2023-11-19 03:34:03,836 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2023-11-19 03:34:03,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:34:03,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:03,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:03,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:04,022 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:34:04,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:04,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 39 states and 45 transitions. [2023-11-19 03:34:04,163 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2023-11-19 03:34:04,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:34:04,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:04,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:04,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:04,259 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:34:04,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:04,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 41 states and 47 transitions. [2023-11-19 03:34:04,487 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2023-11-19 03:34:04,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:34:04,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:04,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:04,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:04,574 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:34:05,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:05,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 45 states and 57 transitions. [2023-11-19 03:34:05,594 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2023-11-19 03:34:05,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:34:05,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:05,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:05,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:05,811 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:06,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:06,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2023-11-19 03:34:06,255 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2023-11-19 03:34:06,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:34:06,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:06,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:06,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:06,363 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:34:06,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:06,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 45 states and 55 transitions. [2023-11-19 03:34:06,654 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2023-11-19 03:34:06,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:34:06,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:06,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:06,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:06,786 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:07,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:07,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 47 states and 57 transitions. [2023-11-19 03:34:07,304 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2023-11-19 03:34:07,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:34:07,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:07,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:07,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:07,530 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 03:34:10,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:10,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 50 states and 61 transitions. [2023-11-19 03:34:10,400 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 61 transitions. [2023-11-19 03:34:10,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:34:10,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:10,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:10,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:10,533 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:11,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:11,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 52 states and 63 transitions. [2023-11-19 03:34:11,232 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 63 transitions. [2023-11-19 03:34:11,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:34:11,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:11,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:11,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:11,412 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:12,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:12,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 54 states and 65 transitions. [2023-11-19 03:34:12,213 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 65 transitions. [2023-11-19 03:34:12,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:34:12,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:12,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:12,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:12,409 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:13,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:13,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 56 states and 67 transitions. [2023-11-19 03:34:13,193 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 67 transitions. [2023-11-19 03:34:13,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:34:13,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:13,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:13,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:13,407 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:14,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:14,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 58 states and 69 transitions. [2023-11-19 03:34:14,217 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 69 transitions. [2023-11-19 03:34:14,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:34:14,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:14,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:14,436 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:15,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:15,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 60 states and 70 transitions. [2023-11-19 03:34:15,043 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 70 transitions. [2023-11-19 03:34:15,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:34:15,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:15,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:15,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:15,536 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-11-19 03:34:16,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:16,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 63 states and 77 transitions. [2023-11-19 03:34:16,969 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 77 transitions. [2023-11-19 03:34:16,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:34:16,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:16,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:17,024 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-11-19 03:34:17,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:17,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 65 states and 80 transitions. [2023-11-19 03:34:17,647 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 80 transitions. [2023-11-19 03:34:17,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:34:17,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:17,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:17,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:17,779 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-11-19 03:34:18,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:18,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 66 states and 83 transitions. [2023-11-19 03:34:18,351 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2023-11-19 03:34:18,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:34:18,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:18,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:18,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:18,607 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-11-19 03:34:19,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:19,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 69 states and 94 transitions. [2023-11-19 03:34:19,708 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2023-11-19 03:34:19,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:34:19,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:19,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:19,828 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-11-19 03:34:20,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:20,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 70 states and 101 transitions. [2023-11-19 03:34:20,246 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 101 transitions. [2023-11-19 03:34:20,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:34:20,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:20,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:20,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:20,287 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2023-11-19 03:34:20,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:20,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 70 states and 99 transitions. [2023-11-19 03:34:20,772 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2023-11-19 03:34:20,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:34:20,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:20,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:20,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:20,826 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2023-11-19 03:34:21,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:21,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 70 states and 97 transitions. [2023-11-19 03:34:21,207 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 97 transitions. [2023-11-19 03:34:21,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:34:21,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:21,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:21,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:23,018 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 72 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:25,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:25,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 73 states and 111 transitions. [2023-11-19 03:34:25,770 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 111 transitions. [2023-11-19 03:34:25,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:34:25,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:25,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:25,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:26,082 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-11-19 03:34:26,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:26,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2023-11-19 03:34:26,708 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2023-11-19 03:34:26,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:34:26,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:26,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:26,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:26,760 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2023-11-19 03:34:27,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:27,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 76 states and 116 transitions. [2023-11-19 03:34:27,329 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 116 transitions. [2023-11-19 03:34:27,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:34:27,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:27,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:27,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:27,755 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-11-19 03:34:35,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:35,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 81 states and 129 transitions. [2023-11-19 03:34:35,647 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 129 transitions. [2023-11-19 03:34:35,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:34:35,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:35,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:35,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:36,239 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-11-19 03:34:37,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:37,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 83 states and 133 transitions. [2023-11-19 03:34:37,987 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 133 transitions. [2023-11-19 03:34:37,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:34:37,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:37,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:38,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:38,122 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-11-19 03:34:38,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:38,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 84 states and 134 transitions. [2023-11-19 03:34:38,952 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 134 transitions. [2023-11-19 03:34:38,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:34:38,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:38,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:38,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:38,987 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2023-11-19 03:34:39,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:39,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 85 states and 135 transitions. [2023-11-19 03:34:39,637 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 135 transitions. [2023-11-19 03:34:39,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:34:39,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:39,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:39,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:40,737 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-11-19 03:34:43,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:43,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 88 states and 154 transitions. [2023-11-19 03:34:43,898 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 154 transitions. [2023-11-19 03:34:43,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:34:43,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:43,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:44,050 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-11-19 03:34:44,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:44,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 89 states and 165 transitions. [2023-11-19 03:34:44,656 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 165 transitions. [2023-11-19 03:34:44,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:34:44,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:44,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:44,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:44,695 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2023-11-19 03:34:45,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:45,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 89 states and 162 transitions. [2023-11-19 03:34:45,565 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 162 transitions. [2023-11-19 03:34:45,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:34:45,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:45,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:45,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:46,042 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 72 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:47,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:47,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 92 states and 181 transitions. [2023-11-19 03:34:47,922 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 181 transitions. [2023-11-19 03:34:47,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:34:47,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:47,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:47,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:47,987 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2023-11-19 03:34:48,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:48,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 94 states and 187 transitions. [2023-11-19 03:34:48,857 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 187 transitions. [2023-11-19 03:34:48,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:34:48,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:48,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:48,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:48,923 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2023-11-19 03:34:49,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:49,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 94 states and 185 transitions. [2023-11-19 03:34:49,652 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 185 transitions. [2023-11-19 03:34:49,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:34:49,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:49,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:49,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:49,927 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 72 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:51,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:51,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 95 states and 186 transitions. [2023-11-19 03:34:51,162 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 186 transitions. [2023-11-19 03:34:51,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:34:51,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:51,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms