./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/cstrncpy_mixed_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_dd739fd2-d68e-4ef2-8848-c3d056599fe8/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd739fd2-d68e-4ef2-8848-c3d056599fe8/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd739fd2-d68e-4ef2-8848-c3d056599fe8/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd739fd2-d68e-4ef2-8848-c3d056599fe8/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/cstrncpy_mixed_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd739fd2-d68e-4ef2-8848-c3d056599fe8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd739fd2-d68e-4ef2-8848-c3d056599fe8/bin/ukojak-verify-Qdu7aM0XO9 --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 64bit --witnessprinter.graph.data.programhash 99fa7faeff0fbb15c403f314a2e472d357eac4283760e9e7213aeabb8b292c8a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:45:58,746 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:45:58,808 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd739fd2-d68e-4ef2-8848-c3d056599fe8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-12-02 23:45:58,812 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:45:58,812 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:45:58,833 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:45:58,834 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:45:58,834 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:45:58,835 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:45:58,836 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:45:58,836 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:45:58,837 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:45:58,837 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:45:58,838 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 23:45:58,838 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:45:58,839 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:45:58,839 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:45:58,840 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:45:58,840 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:45:58,841 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:45:58,841 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:45:58,842 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:45:58,843 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:45:58,843 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:45:58,844 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:45:58,844 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:45:58,844 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_dd739fd2-d68e-4ef2-8848-c3d056599fe8/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd739fd2-d68e-4ef2-8848-c3d056599fe8/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99fa7faeff0fbb15c403f314a2e472d357eac4283760e9e7213aeabb8b292c8a [2023-12-02 23:45:59,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:45:59,083 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:45:59,086 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:45:59,087 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:45:59,087 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:45:59,089 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd739fd2-d68e-4ef2-8848-c3d056599fe8/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/termination-15/cstrncpy_mixed_alloca.i [2023-12-02 23:46:01,872 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:46:02,081 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:46:02,081 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd739fd2-d68e-4ef2-8848-c3d056599fe8/sv-benchmarks/c/termination-15/cstrncpy_mixed_alloca.i [2023-12-02 23:46:02,093 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd739fd2-d68e-4ef2-8848-c3d056599fe8/bin/ukojak-verify-Qdu7aM0XO9/data/8ff8d2cf9/d5df0c71f78d4bec85e33b3730e9894f/FLAGa4cd6f5b3 [2023-12-02 23:46:02,108 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd739fd2-d68e-4ef2-8848-c3d056599fe8/bin/ukojak-verify-Qdu7aM0XO9/data/8ff8d2cf9/d5df0c71f78d4bec85e33b3730e9894f [2023-12-02 23:46:02,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:46:02,112 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:46:02,113 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:46:02,114 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:46:02,119 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:46:02,120 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:46:02" (1/1) ... [2023-12-02 23:46:02,121 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@709924b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:46:02, skipping insertion in model container [2023-12-02 23:46:02,121 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:46:02" (1/1) ... [2023-12-02 23:46:02,159 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:46:02,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:46:02,452 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:46:02,490 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:46:02,523 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:46:02,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:46:02 WrapperNode [2023-12-02 23:46:02,523 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:46:02,524 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:46:02,525 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:46:02,525 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:46:02,532 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:46:02" (1/1) ... [2023-12-02 23:46:02,544 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:46:02" (1/1) ... [2023-12-02 23:46:02,566 INFO L138 Inliner]: procedures = 152, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 78 [2023-12-02 23:46:02,566 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:46:02,567 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:46:02,567 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:46:02,567 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:46:02,576 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:46:02" (1/1) ... [2023-12-02 23:46:02,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:46:02" (1/1) ... [2023-12-02 23:46:02,578 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:46:02" (1/1) ... [2023-12-02 23:46:02,579 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:46:02" (1/1) ... [2023-12-02 23:46:02,585 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:46:02" (1/1) ... [2023-12-02 23:46:02,588 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:46:02" (1/1) ... [2023-12-02 23:46:02,589 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:46:02" (1/1) ... [2023-12-02 23:46:02,591 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:46:02" (1/1) ... [2023-12-02 23:46:02,593 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:46:02,594 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:46:02,594 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:46:02,594 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:46:02,595 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:46:02" (1/1) ... [2023-12-02 23:46:02,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:46:02,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd739fd2-d68e-4ef2-8848-c3d056599fe8/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:46:02,623 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd739fd2-d68e-4ef2-8848-c3d056599fe8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:46:02,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd739fd2-d68e-4ef2-8848-c3d056599fe8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:46:02,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:46:02,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:46:02,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:46:02,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:46:02,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:46:02,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:46:02,749 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:46:02,751 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:46:02,917 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:46:02,972 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:46:02,973 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 23:46:02,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:46:02 BoogieIcfgContainer [2023-12-02 23:46:02,974 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:46:02,975 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:46:02,975 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:46:02,986 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:46:02,986 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:46:02" (1/1) ... [2023-12-02 23:46:02,995 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:46:03,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:03,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2023-12-02 23:46:03,039 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2023-12-02 23:46:03,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-02 23:46:03,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:03,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:03,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:03,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:03,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:03,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2023-12-02 23:46:03,327 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2023-12-02 23:46:03,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-02 23:46:03,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:03,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:03,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:03,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:03,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:03,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-12-02 23:46:03,667 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-12-02 23:46:03,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:46:03,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:03,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:03,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:03,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:03,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:03,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2023-12-02 23:46:03,829 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2023-12-02 23:46:03,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:46:03,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:03,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:03,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:04,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:04,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:04,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2023-12-02 23:46:04,383 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2023-12-02 23:46:04,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 23:46:04,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:04,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:04,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:04,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:05,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:05,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-02 23:46:05,457 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-02 23:46:05,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 23:46:05,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:05,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:05,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:05,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:07,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:07,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2023-12-02 23:46:07,029 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2023-12-02 23:46:07,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 23:46:07,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:07,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:07,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:07,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:07,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:07,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2023-12-02 23:46:07,966 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2023-12-02 23:46:07,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:46:07,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:07,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:07,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:08,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:08,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:08,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 45 transitions. [2023-12-02 23:46:08,668 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2023-12-02 23:46:08,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:46:08,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:08,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:08,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:09,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:11,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:11,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 38 states and 54 transitions. [2023-12-02 23:46:11,862 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 54 transitions. [2023-12-02 23:46:11,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:46:11,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:11,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:11,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:12,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:13,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:13,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 65 transitions. [2023-12-02 23:46:13,839 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 65 transitions. [2023-12-02 23:46:13,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:46:13,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:13,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:13,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:14,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:18,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:18,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 49 states and 80 transitions. [2023-12-02 23:46:18,587 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 80 transitions. [2023-12-02 23:46:18,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:46:18,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:18,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:18,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:19,326 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:23,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:23,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 54 states and 100 transitions. [2023-12-02 23:46:23,112 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 100 transitions. [2023-12-02 23:46:23,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:46:23,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:23,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:23,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:23,149 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:24,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:24,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 56 states and 103 transitions. [2023-12-02 23:46:24,219 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 103 transitions. [2023-12-02 23:46:24,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:46:24,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:24,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:24,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:46:29,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:29,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 63 states and 128 transitions. [2023-12-02 23:46:29,712 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 128 transitions. [2023-12-02 23:46:29,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 23:46:29,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:29,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:29,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:29,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:31,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:31,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 65 states and 134 transitions. [2023-12-02 23:46:31,121 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 134 transitions. [2023-12-02 23:46:31,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:46:31,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:31,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:31,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:31,174 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:46:31,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:31,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 65 states and 133 transitions. [2023-12-02 23:46:31,817 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 133 transitions. [2023-12-02 23:46:31,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:46:31,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:31,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:31,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:33,931 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:41,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:41,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 72 states and 153 transitions. [2023-12-02 23:46:41,703 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 153 transitions. [2023-12-02 23:46:41,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:46:41,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:41,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:41,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:44,218 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:54,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:54,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 78 states and 178 transitions. [2023-12-02 23:46:54,702 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 178 transitions. [2023-12-02 23:46:54,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:46:54,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:54,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:54,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:54,737 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:46:55,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:55,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 78 states and 177 transitions. [2023-12-02 23:46:55,761 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 177 transitions. [2023-12-02 23:46:55,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:46:55,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:55,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:55,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:55,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:46:56,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:56,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 79 states and 177 transitions. [2023-12-02 23:46:56,782 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 177 transitions. [2023-12-02 23:46:56,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:46:56,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:56,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:56,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:56,896 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:46:57,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:57,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 80 states and 181 transitions. [2023-12-02 23:46:57,997 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 181 transitions. [2023-12-02 23:46:57,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:46:57,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:57,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:58,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:58,257 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:46:59,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:59,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 81 states and 186 transitions. [2023-12-02 23:46:59,525 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 186 transitions. [2023-12-02 23:46:59,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:46:59,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:59,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:59,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:59,764 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:47:00,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:00,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 82 states and 191 transitions. [2023-12-02 23:47:00,797 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 191 transitions. [2023-12-02 23:47:00,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:47:00,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:00,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:00,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:00,828 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:47:03,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:03,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 84 states and 193 transitions. [2023-12-02 23:47:03,636 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 193 transitions. [2023-12-02 23:47:03,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:47:03,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:03,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:03,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:03,895 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:47:05,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:05,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 85 states and 197 transitions. [2023-12-02 23:47:05,073 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 197 transitions. [2023-12-02 23:47:05,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:47:05,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:05,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:05,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:06,017 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:09,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:09,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 87 states and 202 transitions. [2023-12-02 23:47:09,240 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 202 transitions. [2023-12-02 23:47:09,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:47:09,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:09,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:09,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:09,359 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:10,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:10,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 209 transitions. [2023-12-02 23:47:10,802 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 209 transitions. [2023-12-02 23:47:10,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:47:10,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:10,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:10,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:11,602 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:15,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:15,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 89 states and 212 transitions. [2023-12-02 23:47:15,131 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 212 transitions. [2023-12-02 23:47:15,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 23:47:15,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:15,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:15,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:17,518 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:22,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:22,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 89 states and 211 transitions. [2023-12-02 23:47:22,445 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2023-12-02 23:47:22,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:47:22,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:22,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:22,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:22,492 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 23:47:23,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:23,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 89 states and 210 transitions. [2023-12-02 23:47:23,740 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 210 transitions. [2023-12-02 23:47:23,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:47:23,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:23,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:23,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:28,352 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:52,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:52,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 99 states and 259 transitions. [2023-12-02 23:47:52,351 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 259 transitions. [2023-12-02 23:47:52,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:47:52,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:52,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:52,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:53,325 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:47:57,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:57,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 101 states and 263 transitions. [2023-12-02 23:47:57,975 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 263 transitions. [2023-12-02 23:47:57,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:47:57,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:57,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:58,489 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:48:00,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:48:00,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 102 states and 270 transitions. [2023-12-02 23:48:00,809 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 270 transitions. [2023-12-02 23:48:00,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:48:00,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:48:00,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:48:00,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:48:00,976 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:48:02,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:48:02,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 103 states and 273 transitions. [2023-12-02 23:48:02,986 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 273 transitions. [2023-12-02 23:48:02,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:48:02,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:48:02,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:48:03,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:48:03,281 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 23:48:04,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:48:04,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 104 states and 274 transitions. [2023-12-02 23:48:04,728 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 274 transitions. [2023-12-02 23:48:04,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:48:04,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:48:04,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:48:04,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:48:05,248 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:48:12,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:48:12,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 108 states and 292 transitions. [2023-12-02 23:48:12,140 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 292 transitions. [2023-12-02 23:48:12,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:48:12,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:48:12,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:48:12,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:48:12,293 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:48:13,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:48:13,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 109 states and 300 transitions. [2023-12-02 23:48:13,860 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 300 transitions. [2023-12-02 23:48:13,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:48:13,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:48:13,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:48:13,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:48:13,907 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:48:17,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:48:17,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 110 states and 302 transitions. [2023-12-02 23:48:17,102 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 302 transitions. [2023-12-02 23:48:17,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:48:17,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:48:17,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:48:17,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:48:20,256 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:48:26,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:48:26,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 112 states and 307 transitions. [2023-12-02 23:48:26,520 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 307 transitions. [2023-12-02 23:48:26,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:48:26,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:48:26,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:48:26,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:48:26,730 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:48:36,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:48:36,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 116 states and 321 transitions. [2023-12-02 23:48:36,310 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 321 transitions. [2023-12-02 23:48:36,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:48:36,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:48:36,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:48:36,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:48:36,476 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:48:38,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:48:38,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 117 states and 327 transitions. [2023-12-02 23:48:38,928 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 327 transitions. [2023-12-02 23:48:38,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:48:38,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:48:38,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:48:38,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:48:39,122 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:48:41,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:48:41,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 118 states and 329 transitions. [2023-12-02 23:48:41,358 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 329 transitions. [2023-12-02 23:48:41,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:48:41,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:48:41,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:48:41,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:48:47,677 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:49:02,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:49:02,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 122 states and 342 transitions. [2023-12-02 23:49:02,401 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 342 transitions. [2023-12-02 23:49:02,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:49:02,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:49:02,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:49:02,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:49:03,705 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:49:09,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:49:09,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 123 states and 348 transitions. [2023-12-02 23:49:09,510 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 348 transitions. [2023-12-02 23:49:09,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:49:09,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:49:09,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:49:09,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:49:10,056 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:49:20,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:49:20,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 127 states and 360 transitions. [2023-12-02 23:49:20,346 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 360 transitions. [2023-12-02 23:49:20,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 23:49:20,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:49:20,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:49:20,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:49:32,198 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:50:27,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:50:27,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 145 states and 433 transitions. [2023-12-02 23:50:27,330 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 433 transitions. [2023-12-02 23:50:27,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 23:50:27,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:50:27,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:50:27,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:50:33,211 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:50:50,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:50:50,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 150 states and 450 transitions. [2023-12-02 23:50:50,914 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 450 transitions. [2023-12-02 23:50:50,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 23:50:50,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:50:50,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:50:50,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:50:51,454 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:50:56,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:50:56,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 151 states and 454 transitions. [2023-12-02 23:50:56,370 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 454 transitions. [2023-12-02 23:50:56,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 23:50:56,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:50:56,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:50:56,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:03,534 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:23,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:23,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 156 states and 472 transitions. [2023-12-02 23:51:23,772 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 472 transitions. [2023-12-02 23:51:23,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 23:51:23,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:23,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:23,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:24,430 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:51:32,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:32,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 159 states and 482 transitions. [2023-12-02 23:51:32,675 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 482 transitions. [2023-12-02 23:51:32,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 23:51:32,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:32,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:40,398 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:02,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:02,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 164 states and 500 transitions. [2023-12-02 23:52:02,474 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 500 transitions. [2023-12-02 23:52:02,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 23:52:02,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:02,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:02,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:16,502 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:53:20,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:20,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 182 states and 566 transitions. [2023-12-02 23:53:20,048 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 566 transitions. [2023-12-02 23:53:20,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 23:53:20,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:20,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:20,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:21,867 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:53:31,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:31,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 185 states and 574 transitions. [2023-12-02 23:53:31,717 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 574 transitions. [2023-12-02 23:53:31,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 23:53:31,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:31,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:31,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:41,132 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:08,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:08,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 190 states and 592 transitions. [2023-12-02 23:54:08,667 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 592 transitions. [2023-12-02 23:54:08,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 23:54:08,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:08,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:08,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:10,717 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:23,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:23,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 193 states and 602 transitions. [2023-12-02 23:54:23,646 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 602 transitions. [2023-12-02 23:54:23,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 23:54:23,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:23,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:23,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:54,183 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 36 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:56:26,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:26,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 212 states and 666 transitions. [2023-12-02 23:56:26,378 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 666 transitions. [2023-12-02 23:56:26,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 23:56:26,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:26,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:26,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:36,977 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:03,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:03,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 216 states and 681 transitions. [2023-12-02 23:57:03,848 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 681 transitions. [2023-12-02 23:57:03,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 23:57:03,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:03,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:30,860 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:58:01,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:01,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 217 states and 684 transitions. [2023-12-02 23:58:01,270 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 684 transitions. [2023-12-02 23:58:01,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 23:58:01,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:01,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:01,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:02,282 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:58:19,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:19,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 221 states and 696 transitions. [2023-12-02 23:58:19,637 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 696 transitions. [2023-12-02 23:58:19,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 23:58:19,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:19,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:19,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:19,824 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-12-02 23:58:29,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:29,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 225 states and 701 transitions. [2023-12-02 23:58:29,912 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 701 transitions. [2023-12-02 23:58:29,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 23:58:29,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:29,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:30,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:42,944 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:59:17,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:17,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 230 states and 720 transitions. [2023-12-02 23:59:17,814 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 720 transitions. [2023-12-02 23:59:17,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 23:59:17,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:17,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:17,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:49,875 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.