./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/cstrpbrk-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e215d7-1bbb-4480-b20a-c9983883be41/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e215d7-1bbb-4480-b20a-c9983883be41/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_c8e215d7-1bbb-4480-b20a-c9983883be41/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e215d7-1bbb-4480-b20a-c9983883be41/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/cstrpbrk-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e215d7-1bbb-4480-b20a-c9983883be41/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_c8e215d7-1bbb-4480-b20a-c9983883be41/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 4f4570e8b350d1c6ecce62e4659f1c324ac9794563382f5f25c3525057748138 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:23:57,978 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:23:58,097 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e215d7-1bbb-4480-b20a-c9983883be41/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:23:58,106 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:23:58,107 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:23:58,152 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:23:58,153 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:23:58,154 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:23:58,155 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:23:58,155 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:23:58,156 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:23:58,159 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:23:58,159 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:23:58,164 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:23:58,165 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:23:58,166 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:23:58,167 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:23:58,168 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:23:58,169 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:23:58,169 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:23:58,170 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:23:58,170 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:23:58,171 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:23:58,172 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:23:58,173 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:23:58,173 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:23:58,174 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:23:58,174 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:23:58,175 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:23:58,175 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_c8e215d7-1bbb-4480-b20a-c9983883be41/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e215d7-1bbb-4480-b20a-c9983883be41/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f4570e8b350d1c6ecce62e4659f1c324ac9794563382f5f25c3525057748138 [2023-11-19 03:23:58,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:23:58,481 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:23:58,484 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:23:58,486 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:23:58,486 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:23:58,488 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e215d7-1bbb-4480-b20a-c9983883be41/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-memsafety/cstrpbrk-alloca-2.i [2023-11-19 03:24:01,894 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:24:02,273 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:24:02,281 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e215d7-1bbb-4480-b20a-c9983883be41/sv-benchmarks/c/array-memsafety/cstrpbrk-alloca-2.i [2023-11-19 03:24:02,299 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e215d7-1bbb-4480-b20a-c9983883be41/bin/ukojak-verify-G8NBE6pJGL/data/db325804b/d9877f567a1543aa817d7b73ed275812/FLAG9d625408c [2023-11-19 03:24:02,318 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e215d7-1bbb-4480-b20a-c9983883be41/bin/ukojak-verify-G8NBE6pJGL/data/db325804b/d9877f567a1543aa817d7b73ed275812 [2023-11-19 03:24:02,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:24:02,324 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:24:02,326 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:24:02,326 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:24:02,332 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:24:02,334 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:24:02" (1/1) ... [2023-11-19 03:24:02,335 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78a9ea1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:02, skipping insertion in model container [2023-11-19 03:24:02,336 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:24:02" (1/1) ... [2023-11-19 03:24:02,389 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:24:02,835 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:24:02,853 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:24:02,935 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:24:02,976 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:24:02,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:02 WrapperNode [2023-11-19 03:24:02,977 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:24:02,978 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:24:02,978 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:24:02,979 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:24:02,988 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:02" (1/1) ... [2023-11-19 03:24:03,014 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:02" (1/1) ... [2023-11-19 03:24:03,057 INFO L138 Inliner]: procedures = 117, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 106 [2023-11-19 03:24:03,057 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:24:03,058 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:24:03,059 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:24:03,059 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:24:03,072 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:02" (1/1) ... [2023-11-19 03:24:03,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:02" (1/1) ... [2023-11-19 03:24:03,091 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:02" (1/1) ... [2023-11-19 03:24:03,091 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:02" (1/1) ... [2023-11-19 03:24:03,112 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:02" (1/1) ... [2023-11-19 03:24:03,121 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:02" (1/1) ... [2023-11-19 03:24:03,124 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:02" (1/1) ... [2023-11-19 03:24:03,127 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:02" (1/1) ... [2023-11-19 03:24:03,138 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:24:03,139 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:24:03,139 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:24:03,140 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:24:03,141 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:02" (1/1) ... [2023-11-19 03:24:03,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:24:03,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e215d7-1bbb-4480-b20a-c9983883be41/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:24:03,208 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e215d7-1bbb-4480-b20a-c9983883be41/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:24:03,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8e215d7-1bbb-4480-b20a-c9983883be41/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:24:03,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:24:03,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:24:03,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:24:03,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:24:03,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:24:03,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:24:03,450 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:24:03,452 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:24:03,771 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:24:03,874 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:24:03,874 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:24:03,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:24:03 BoogieIcfgContainer [2023-11-19 03:24:03,880 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:24:03,881 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:24:03,882 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:24:03,895 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:24:03,895 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:24:03" (1/1) ... [2023-11-19 03:24:03,908 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:24:03,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:03,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 39 states and 46 transitions. [2023-11-19 03:24:03,980 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2023-11-19 03:24:03,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:24:03,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:03,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:04,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:04,444 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 03:24:04,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:04,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 38 states and 45 transitions. [2023-11-19 03:24:04,517 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2023-11-19 03:24:04,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:24:04,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:04,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:04,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:04,959 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 03:24:05,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:05,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 40 states and 49 transitions. [2023-11-19 03:24:05,354 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2023-11-19 03:24:05,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:24:05,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:05,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:05,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:05,499 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 03:24:05,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:05,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 42 states and 53 transitions. [2023-11-19 03:24:05,535 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2023-11-19 03:24:05,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:24:05,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:05,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:05,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:05,897 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 03:24:06,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:06,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 44 states and 58 transitions. [2023-11-19 03:24:06,443 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2023-11-19 03:24:06,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:24:06,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:06,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:06,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:06,544 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 03:24:07,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:07,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2023-11-19 03:24:07,041 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2023-11-19 03:24:07,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:24:07,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:07,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:07,428 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 03:24:08,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:08,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 48 states and 73 transitions. [2023-11-19 03:24:08,606 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 73 transitions. [2023-11-19 03:24:08,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:24:08,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:08,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:08,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:08,650 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 03:24:08,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:08,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 50 states and 76 transitions. [2023-11-19 03:24:08,701 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 76 transitions. [2023-11-19 03:24:08,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:24:08,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:08,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:08,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:08,938 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 03:24:10,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:10,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 53 states and 82 transitions. [2023-11-19 03:24:10,603 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 82 transitions. [2023-11-19 03:24:10,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:24:10,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:10,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:10,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:11,105 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 03:24:12,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:12,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 56 states and 94 transitions. [2023-11-19 03:24:12,487 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 94 transitions. [2023-11-19 03:24:12,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:24:12,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:12,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:12,743 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 03:24:13,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:13,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 58 states and 99 transitions. [2023-11-19 03:24:13,317 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 99 transitions. [2023-11-19 03:24:13,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:24:13,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:13,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:13,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:13,434 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 03:24:14,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:14,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 59 states and 101 transitions. [2023-11-19 03:24:14,239 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 101 transitions. [2023-11-19 03:24:14,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:24:14,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:14,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:14,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:14,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:14,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:14,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 60 states and 101 transitions. [2023-11-19 03:24:14,767 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 101 transitions. [2023-11-19 03:24:14,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:24:14,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:14,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:14,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:14,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:24:15,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:15,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 61 states and 101 transitions. [2023-11-19 03:24:15,381 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 101 transitions. [2023-11-19 03:24:15,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:24:15,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:15,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:15,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:15,781 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 03:24:17,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:17,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 64 states and 113 transitions. [2023-11-19 03:24:17,518 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 113 transitions. [2023-11-19 03:24:17,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:24:17,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:17,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:17,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:18,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:19,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:19,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 65 states and 119 transitions. [2023-11-19 03:24:19,906 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 119 transitions. [2023-11-19 03:24:19,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:24:19,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:19,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:19,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:20,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:24:22,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:22,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 68 states and 131 transitions. [2023-11-19 03:24:22,333 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 131 transitions. [2023-11-19 03:24:22,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:24:22,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:22,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:22,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:24:23,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:23,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 70 states and 136 transitions. [2023-11-19 03:24:23,347 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 136 transitions. [2023-11-19 03:24:23,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:24:23,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:23,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:23,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:24,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:26,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:26,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 71 states and 139 transitions. [2023-11-19 03:24:26,603 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 139 transitions. [2023-11-19 03:24:26,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:24:26,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:26,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:26,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:27,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:24:28,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:28,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 73 states and 145 transitions. [2023-11-19 03:24:28,930 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 145 transitions. [2023-11-19 03:24:28,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:24:28,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:28,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:29,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:24:31,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:31,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 75 states and 150 transitions. [2023-11-19 03:24:31,653 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 150 transitions. [2023-11-19 03:24:31,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:24:31,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:31,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:32,468 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:35,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:35,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 78 states and 164 transitions. [2023-11-19 03:24:35,951 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 164 transitions. [2023-11-19 03:24:35,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:24:35,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:35,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:35,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:35,973 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 03:24:35,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:35,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 77 states and 163 transitions. [2023-11-19 03:24:35,993 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 163 transitions. [2023-11-19 03:24:35,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:24:35,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:35,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:36,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:36,213 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 03:24:36,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:36,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 79 states and 166 transitions. [2023-11-19 03:24:36,680 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 166 transitions. [2023-11-19 03:24:36,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:24:36,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:36,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:36,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:37,389 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:38,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:38,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 80 states and 170 transitions. [2023-11-19 03:24:38,685 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 170 transitions. [2023-11-19 03:24:38,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:24:38,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:38,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:38,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:38,801 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:24:39,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:39,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 81 states and 172 transitions. [2023-11-19 03:24:39,526 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 172 transitions. [2023-11-19 03:24:39,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:24:39,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:39,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:39,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:39,583 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:24:40,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:40,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 82 states and 172 transitions. [2023-11-19 03:24:40,347 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 172 transitions. [2023-11-19 03:24:40,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:24:40,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:40,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:40,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:40,408 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:24:41,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:41,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 83 states and 175 transitions. [2023-11-19 03:24:41,080 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 175 transitions. [2023-11-19 03:24:41,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:24:41,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:41,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:41,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:41,111 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:24:41,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:41,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 84 states and 179 transitions. [2023-11-19 03:24:41,807 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 179 transitions. [2023-11-19 03:24:41,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:24:41,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:41,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:41,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:41,985 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:24:42,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:42,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 85 states and 182 transitions. [2023-11-19 03:24:42,810 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 182 transitions. [2023-11-19 03:24:42,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:24:42,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:42,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:42,920 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:24:43,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:43,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 86 states and 188 transitions. [2023-11-19 03:24:43,844 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 188 transitions. [2023-11-19 03:24:43,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:24:43,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:43,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:43,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:43,888 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:24:44,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:44,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 87 states and 191 transitions. [2023-11-19 03:24:44,772 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 191 transitions. [2023-11-19 03:24:44,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:24:44,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:44,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:44,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:46,184 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:48,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:48,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 87 states and 190 transitions. [2023-11-19 03:24:48,371 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 190 transitions. [2023-11-19 03:24:48,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:24:48,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:48,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:48,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:49,203 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 03:24:51,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:51,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 91 states and 199 transitions. [2023-11-19 03:24:51,353 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 199 transitions. [2023-11-19 03:24:51,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:24:51,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:51,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:51,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:51,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.