./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/cstrcpy_malloc.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_efb5eee8-9b1d-4e96-80ce-d8240357f0f5/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb5eee8-9b1d-4e96-80ce-d8240357f0f5/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_efb5eee8-9b1d-4e96-80ce-d8240357f0f5/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb5eee8-9b1d-4e96-80ce-d8240357f0f5/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/cstrcpy_malloc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb5eee8-9b1d-4e96-80ce-d8240357f0f5/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_efb5eee8-9b1d-4e96-80ce-d8240357f0f5/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 b3793c1153138718c278bf2758234e75646fb19e62e98d110099399474912470 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:02:18,900 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:02:18,963 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb5eee8-9b1d-4e96-80ce-d8240357f0f5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-12-03 01:02:18,968 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:02:18,968 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:02:18,991 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:02:18,991 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:02:18,992 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:02:18,992 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:02:18,993 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:02:18,993 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:02:18,994 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 01:02:18,995 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 01:02:18,995 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 01:02:18,996 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:02:18,996 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:02:18,997 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:02:18,997 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:02:18,998 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:02:18,998 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:02:18,999 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:02:19,000 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:02:19,000 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:02:19,001 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:02:19,001 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:02:19,001 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:02:19,002 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_efb5eee8-9b1d-4e96-80ce-d8240357f0f5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb5eee8-9b1d-4e96-80ce-d8240357f0f5/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3793c1153138718c278bf2758234e75646fb19e62e98d110099399474912470 [2023-12-03 01:02:19,199 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:02:19,220 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:02:19,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:02:19,223 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:02:19,224 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:02:19,225 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb5eee8-9b1d-4e96-80ce-d8240357f0f5/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/termination-15/cstrcpy_malloc.i [2023-12-03 01:02:22,026 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:02:22,247 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:02:22,248 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb5eee8-9b1d-4e96-80ce-d8240357f0f5/sv-benchmarks/c/termination-15/cstrcpy_malloc.i [2023-12-03 01:02:22,258 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb5eee8-9b1d-4e96-80ce-d8240357f0f5/bin/ukojak-verify-Qdu7aM0XO9/data/c5cc8422f/01e52b0b98b7468399b7643c057094eb/FLAGd8348f82e [2023-12-03 01:02:22,271 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb5eee8-9b1d-4e96-80ce-d8240357f0f5/bin/ukojak-verify-Qdu7aM0XO9/data/c5cc8422f/01e52b0b98b7468399b7643c057094eb [2023-12-03 01:02:22,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:02:22,274 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:02:22,276 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:02:22,276 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:02:22,282 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:02:22,283 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:02:22" (1/1) ... [2023-12-03 01:02:22,284 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@333d4d03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:02:22, skipping insertion in model container [2023-12-03 01:02:22,284 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:02:22" (1/1) ... [2023-12-03 01:02:22,319 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:02:22,567 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:02:22,574 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:02:22,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:02:22,643 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:02:22,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:02:22 WrapperNode [2023-12-03 01:02:22,643 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:02:22,644 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:02:22,645 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:02:22,645 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:02:22,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:02:22" (1/1) ... [2023-12-03 01:02:22,663 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:02:22" (1/1) ... [2023-12-03 01:02:22,681 INFO L138 Inliner]: procedures = 152, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2023-12-03 01:02:22,682 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:02:22,682 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:02:22,682 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:02:22,682 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:02:22,689 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:02:22" (1/1) ... [2023-12-03 01:02:22,689 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:02:22" (1/1) ... [2023-12-03 01:02:22,691 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:02:22" (1/1) ... [2023-12-03 01:02:22,692 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:02:22" (1/1) ... [2023-12-03 01:02:22,698 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:02:22" (1/1) ... [2023-12-03 01:02:22,701 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:02:22" (1/1) ... [2023-12-03 01:02:22,702 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:02:22" (1/1) ... [2023-12-03 01:02:22,703 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:02:22" (1/1) ... [2023-12-03 01:02:22,705 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:02:22,706 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:02:22,707 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:02:22,707 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:02:22,708 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:02:22" (1/1) ... [2023-12-03 01:02:22,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:02:22,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb5eee8-9b1d-4e96-80ce-d8240357f0f5/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:02:22,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb5eee8-9b1d-4e96-80ce-d8240357f0f5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:02:22,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb5eee8-9b1d-4e96-80ce-d8240357f0f5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:02:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:02:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:02:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:02:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:02:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:02:22,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:02:22,857 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:02:22,859 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:02:23,012 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:02:23,049 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:02:23,049 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:02:23,051 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:02:23 BoogieIcfgContainer [2023-12-03 01:02:23,051 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:02:23,052 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:02:23,052 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:02:23,061 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:02:23,061 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:02:23" (1/1) ... [2023-12-03 01:02:23,068 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:02:23,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:23,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 29 states and 31 transitions. [2023-12-03 01:02:23,128 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2023-12-03 01:02:23,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 01:02:23,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:23,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:23,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:23,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:02:23,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:23,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 30 states and 32 transitions. [2023-12-03 01:02:23,327 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2023-12-03 01:02:23,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 01:02:23,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:23,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:23,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:23,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:02:23,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:23,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 29 states and 31 transitions. [2023-12-03 01:02:23,459 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2023-12-03 01:02:23,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 01:02:23,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:23,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:23,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:23,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:02:24,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:24,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 28 states and 30 transitions. [2023-12-03 01:02:24,034 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2023-12-03 01:02:24,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 01:02:24,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:24,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:24,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:24,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:02:24,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:24,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 30 states and 32 transitions. [2023-12-03 01:02:24,204 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2023-12-03 01:02:24,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 01:02:24,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:24,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:24,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:24,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:02:24,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:24,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 32 states and 35 transitions. [2023-12-03 01:02:24,764 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2023-12-03 01:02:24,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 01:02:24,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:24,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:24,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:24,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:02:25,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:25,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 35 states and 40 transitions. [2023-12-03 01:02:25,658 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 40 transitions. [2023-12-03 01:02:25,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 01:02:25,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:25,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:25,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:26,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:02:27,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:27,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 38 states and 45 transitions. [2023-12-03 01:02:27,514 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2023-12-03 01:02:27,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:02:27,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:27,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:27,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:27,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:02:28,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:28,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 44 states and 57 transitions. [2023-12-03 01:02:28,368 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 57 transitions. [2023-12-03 01:02:28,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:02:28,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:28,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:28,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:28,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:02:29,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:29,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 46 states and 61 transitions. [2023-12-03 01:02:29,123 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2023-12-03 01:02:29,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:02:29,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:29,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:29,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:29,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:02:32,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:32,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2023-12-03 01:02:32,125 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2023-12-03 01:02:32,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:02:32,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:32,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:32,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:02:34,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:34,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 59 states and 81 transitions. [2023-12-03 01:02:34,828 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2023-12-03 01:02:34,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:02:34,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:34,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:34,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:36,317 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:02:41,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:41,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 66 states and 97 transitions. [2023-12-03 01:02:41,873 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 97 transitions. [2023-12-03 01:02:41,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:02:41,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:41,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:41,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:42,042 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:02:43,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:43,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 69 states and 104 transitions. [2023-12-03 01:02:43,643 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 104 transitions. [2023-12-03 01:02:43,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 01:02:43,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:43,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:43,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:44,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:02:47,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:47,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 77 states and 121 transitions. [2023-12-03 01:02:47,735 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 121 transitions. [2023-12-03 01:02:47,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:02:47,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:47,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:47,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:47,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:02:51,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:51,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 86 states and 139 transitions. [2023-12-03 01:02:51,775 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 139 transitions. [2023-12-03 01:02:51,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:02:51,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:51,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:51,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:02:57,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:57,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 96 states and 158 transitions. [2023-12-03 01:02:57,964 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 158 transitions. [2023-12-03 01:02:57,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:02:57,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:57,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:57,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:00,021 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:03:08,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:08,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 103 states and 189 transitions. [2023-12-03 01:03:08,676 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 189 transitions. [2023-12-03 01:03:08,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:03:08,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:08,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:08,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:08,695 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:03:10,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:10,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 106 states and 194 transitions. [2023-12-03 01:03:10,926 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 194 transitions. [2023-12-03 01:03:10,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:03:10,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:10,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:10,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:10,972 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:03:12,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:12,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 107 states and 197 transitions. [2023-12-03 01:03:12,426 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 197 transitions. [2023-12-03 01:03:12,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:03:12,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:12,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:12,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:12,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:03:21,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:21,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 118 states and 222 transitions. [2023-12-03 01:03:21,021 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 222 transitions. [2023-12-03 01:03:21,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:03:21,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:21,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:21,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:21,066 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:03:25,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:25,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 122 states and 238 transitions. [2023-12-03 01:03:25,072 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 238 transitions. [2023-12-03 01:03:25,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:03:25,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:25,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:25,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:27,503 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:03:31,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:31,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 123 states and 248 transitions. [2023-12-03 01:03:31,863 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 248 transitions. [2023-12-03 01:03:31,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:03:31,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:31,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:31,886 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:03:35,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:35,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 126 states and 253 transitions. [2023-12-03 01:03:35,068 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 253 transitions. [2023-12-03 01:03:35,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 01:03:35,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:35,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:35,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:36,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:03:50,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:50,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 137 states and 278 transitions. [2023-12-03 01:03:50,581 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 278 transitions. [2023-12-03 01:03:50,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 01:03:50,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:50,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:50,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:50,623 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:03:54,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:54,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 140 states and 283 transitions. [2023-12-03 01:03:54,163 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 283 transitions. [2023-12-03 01:03:54,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 01:03:54,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:54,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:54,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:54,186 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:03:57,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:57,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 143 states and 288 transitions. [2023-12-03 01:03:57,864 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 288 transitions. [2023-12-03 01:03:57,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:03:57,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:57,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:57,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:57,884 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:04:02,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:02,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 146 states and 293 transitions. [2023-12-03 01:04:02,236 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 293 transitions. [2023-12-03 01:04:02,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:04:02,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:02,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:04:02,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:02,258 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:04:04,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:04,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 148 states and 295 transitions. [2023-12-03 01:04:04,538 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 295 transitions. [2023-12-03 01:04:04,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:04:04,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:04,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:04:04,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:04,600 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 01:04:06,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:06,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 149 states and 298 transitions. [2023-12-03 01:04:06,632 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 298 transitions. [2023-12-03 01:04:06,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:04:06,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:06,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:04:06,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:11,535 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:04:34,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:34,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 159 states and 345 transitions. [2023-12-03 01:04:34,522 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 345 transitions. [2023-12-03 01:04:34,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:04:34,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:34,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:04:34,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:34,582 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:04:41,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:41,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 163 states and 359 transitions. [2023-12-03 01:04:41,664 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 359 transitions. [2023-12-03 01:04:41,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:04:41,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:41,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:04:41,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:41,688 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:04:44,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:44,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 165 states and 362 transitions. [2023-12-03 01:04:44,398 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 362 transitions. [2023-12-03 01:04:44,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:04:44,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:44,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:04:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:44,450 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 01:04:46,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:46,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 165 states and 361 transitions. [2023-12-03 01:04:46,035 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 361 transitions. [2023-12-03 01:04:46,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:04:46,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:46,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:04:46,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:50,857 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:05:06,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:05:06,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 170 states and 404 transitions. [2023-12-03 01:05:06,137 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 404 transitions. [2023-12-03 01:05:06,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:05:06,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:05:06,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:05:06,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:05:06,160 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:05:07,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:05:07,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 171 states and 407 transitions. [2023-12-03 01:05:07,664 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 407 transitions. [2023-12-03 01:05:07,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:05:07,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:05:07,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:05:07,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:05:08,852 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:05:29,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:05:29,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 179 states and 440 transitions. [2023-12-03 01:05:29,029 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 440 transitions. [2023-12-03 01:05:29,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:05:29,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:05:29,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:05:29,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:05:29,071 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:05:33,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:05:33,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 182 states and 445 transitions. [2023-12-03 01:05:33,815 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 445 transitions. [2023-12-03 01:05:33,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 01:05:33,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:05:33,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:05:33,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:05:33,833 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:05:38,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:05:38,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 185 states and 450 transitions. [2023-12-03 01:05:38,434 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 450 transitions. [2023-12-03 01:05:38,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 01:05:38,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:05:38,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:05:38,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:05:38,453 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 01:05:39,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:05:39,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 186 states and 452 transitions. [2023-12-03 01:05:39,969 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 452 transitions. [2023-12-03 01:05:39,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 01:05:39,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:05:39,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:05:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:05:46,757 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:06:01,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:06:01,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 190 states and 481 transitions. [2023-12-03 01:06:01,313 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 481 transitions. [2023-12-03 01:06:01,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 01:06:01,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:06:01,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:06:01,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:06:01,774 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:06:11,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:06:11,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 194 states and 501 transitions. [2023-12-03 01:06:11,365 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 501 transitions. [2023-12-03 01:06:11,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 01:06:11,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:06:11,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:06:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:06:11,385 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:06:17,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:06:17,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 197 states and 506 transitions. [2023-12-03 01:06:17,433 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 506 transitions. [2023-12-03 01:06:17,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 01:06:17,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:06:17,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:06:17,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:06:17,486 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:06:21,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:06:21,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 199 states and 508 transitions. [2023-12-03 01:06:21,958 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 508 transitions. [2023-12-03 01:06:21,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 01:06:21,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:06:21,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:06:21,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:06:22,001 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:06:28,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:06:28,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 202 states and 513 transitions. [2023-12-03 01:06:28,489 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 513 transitions. [2023-12-03 01:06:28,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 01:06:28,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:06:28,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:06:28,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:06:28,531 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:06:30,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:06:30,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 203 states and 515 transitions. [2023-12-03 01:06:30,670 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 515 transitions. [2023-12-03 01:06:30,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:06:30,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:06:30,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:06:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:06:32,714 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:06:44,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:06:44,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 207 states and 532 transitions. [2023-12-03 01:06:44,352 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 532 transitions. [2023-12-03 01:06:44,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:06:44,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:06:44,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:06:44,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:06:44,511 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:06:51,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:06:51,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 210 states and 542 transitions. [2023-12-03 01:06:51,613 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 542 transitions. [2023-12-03 01:06:51,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:06:51,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:06:51,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:06:51,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:06:53,120 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:06:56,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:06:56,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 211 states and 548 transitions. [2023-12-03 01:06:56,744 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 548 transitions. [2023-12-03 01:06:56,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:06:56,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:06:56,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:06:56,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:06:56,880 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:06:59,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:06:59,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 212 states and 550 transitions. [2023-12-03 01:06:59,433 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 550 transitions. [2023-12-03 01:06:59,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:06:59,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:06:59,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:06:59,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:07:06,577 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:07:29,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:07:29,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 217 states and 577 transitions. [2023-12-03 01:07:29,529 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 577 transitions. [2023-12-03 01:07:29,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:07:29,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:07:29,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:07:29,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:07:29,967 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:07:35,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:07:35,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 219 states and 592 transitions. [2023-12-03 01:07:35,372 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 592 transitions. [2023-12-03 01:07:35,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:07:35,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:07:35,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:07:35,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:07:35,393 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 01:07:42,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:07:42,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 222 states and 597 transitions. [2023-12-03 01:07:42,239 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 597 transitions. [2023-12-03 01:07:42,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:07:42,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:07:42,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:07:42,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:07:42,697 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:07:45,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:07:45,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 223 states and 600 transitions. [2023-12-03 01:07:45,753 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 600 transitions. [2023-12-03 01:07:45,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 01:07:45,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:07:45,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:07:45,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:07:45,811 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 01:07:53,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:07:53,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 226 states and 604 transitions. [2023-12-03 01:07:53,005 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 604 transitions. [2023-12-03 01:07:53,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 01:07:53,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:07:53,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:07:53,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:07:53,135 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 01:07:59,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:07:59,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 228 states and 605 transitions. [2023-12-03 01:07:59,025 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 605 transitions. [2023-12-03 01:07:59,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 01:07:59,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:07:59,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:07:59,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:07:59,153 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 01:08:03,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:08:03,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 230 states and 607 transitions. [2023-12-03 01:08:03,751 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 607 transitions. [2023-12-03 01:08:03,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 01:08:03,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:08:03,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:08:03,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:08:03,930 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 01:08:06,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:08:06,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 231 states and 609 transitions. [2023-12-03 01:08:06,927 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 609 transitions. [2023-12-03 01:08:06,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 01:08:06,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:08:06,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:08:06,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:08:15,104 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:08:35,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:08:35,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 235 states and 624 transitions. [2023-12-03 01:08:35,228 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 624 transitions. [2023-12-03 01:08:35,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 01:08:35,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:08:35,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:08:35,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:08:35,742 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:08:45,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:08:45,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 238 states and 639 transitions. [2023-12-03 01:08:45,550 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 639 transitions. [2023-12-03 01:08:45,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 01:08:45,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:08:45,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:08:45,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:08:45,616 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 01:08:53,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:08:53,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 241 states and 643 transitions. [2023-12-03 01:08:53,755 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 643 transitions. [2023-12-03 01:08:53,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 01:08:53,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:08:53,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:08:53,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:08:53,899 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-03 01:08:58,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:08:58,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 243 states and 645 transitions. [2023-12-03 01:08:58,687 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 645 transitions. [2023-12-03 01:08:58,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 01:08:58,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:08:58,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:08:58,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:08:58,861 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-12-03 01:09:01,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:01,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 244 states and 647 transitions. [2023-12-03 01:09:01,916 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 647 transitions. [2023-12-03 01:09:01,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 01:09:01,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:01,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:01,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:10,452 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:09:33,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:33,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 248 states and 668 transitions. [2023-12-03 01:09:33,255 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 668 transitions. [2023-12-03 01:09:33,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 01:09:33,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:33,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:33,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:33,312 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-12-03 01:09:41,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:41,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 251 states and 672 transitions. [2023-12-03 01:09:41,942 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 672 transitions. [2023-12-03 01:09:41,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 01:09:41,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:41,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:41,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:42,092 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-12-03 01:09:47,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:47,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 253 states and 674 transitions. [2023-12-03 01:09:47,265 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 674 transitions. [2023-12-03 01:09:47,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 01:09:47,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:47,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:47,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:47,440 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-12-03 01:09:50,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:50,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 254 states and 676 transitions. [2023-12-03 01:09:50,736 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 676 transitions. [2023-12-03 01:09:50,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 01:09:50,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:50,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:50,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:00,545 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:10:24,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:24,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 258 states and 697 transitions. [2023-12-03 01:10:24,790 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 697 transitions. [2023-12-03 01:10:24,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 01:10:24,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:24,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:24,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:24,852 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-12-03 01:10:30,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:30,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 260 states and 699 transitions. [2023-12-03 01:10:30,868 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 699 transitions. [2023-12-03 01:10:30,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 01:10:30,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:30,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:30,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:30,924 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-12-03 01:10:34,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:34,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 261 states and 701 transitions. [2023-12-03 01:10:34,061 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 701 transitions. [2023-12-03 01:10:34,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 01:10:34,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:34,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:34,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:34,225 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-03 01:10:39,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:39,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 263 states and 703 transitions. [2023-12-03 01:10:39,645 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 703 transitions. [2023-12-03 01:10:39,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 01:10:39,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:39,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:39,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:39,800 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-03 01:10:43,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:43,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 264 states and 705 transitions. [2023-12-03 01:10:43,119 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 705 transitions. [2023-12-03 01:10:43,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 01:10:43,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:43,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:43,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:11:11,208 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:13:07,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:07,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 295 states and 806 transitions. [2023-12-03 01:13:07,391 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 806 transitions. [2023-12-03 01:13:07,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 01:13:07,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:07,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:07,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:12,976 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:13:30,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:30,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 298 states and 821 transitions. [2023-12-03 01:13:30,741 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 821 transitions. [2023-12-03 01:13:30,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 01:13:30,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:30,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:30,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:30,804 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-12-03 01:13:40,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:40,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 301 states and 826 transitions. [2023-12-03 01:13:40,800 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 826 transitions. [2023-12-03 01:13:40,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 01:13:40,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:40,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:40,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:40,933 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-12-03 01:13:47,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:47,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 303 states and 827 transitions. [2023-12-03 01:13:47,697 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 827 transitions. [2023-12-03 01:13:47,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 01:13:47,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:47,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:47,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:48,023 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-12-03 01:13:54,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:54,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 305 states and 829 transitions. [2023-12-03 01:13:54,214 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 829 transitions. [2023-12-03 01:13:54,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 01:13:54,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:54,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:54,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:54,498 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-12-03 01:13:58,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:58,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 306 states and 832 transitions. [2023-12-03 01:13:58,262 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 832 transitions. [2023-12-03 01:13:58,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 01:13:58,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:58,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:58,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:58,427 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-12-03 01:14:04,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:04,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 308 states and 833 transitions. [2023-12-03 01:14:04,257 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 833 transitions. [2023-12-03 01:14:04,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 01:14:04,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:04,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:04,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:16,402 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:14:46,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:46,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 312 states and 854 transitions. [2023-12-03 01:14:46,608 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 854 transitions. [2023-12-03 01:14:46,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 01:14:46,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:46,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:46,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:46,683 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-12-03 01:14:54,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:54,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 314 states and 856 transitions. [2023-12-03 01:14:54,010 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 856 transitions. [2023-12-03 01:14:54,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 01:14:54,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:54,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:54,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:54,074 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-12-03 01:14:57,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:57,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 315 states and 858 transitions. [2023-12-03 01:14:57,879 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 858 transitions. [2023-12-03 01:14:57,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 01:14:57,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:57,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:57,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:58,073 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-12-03 01:15:04,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:04,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 317 states and 860 transitions. [2023-12-03 01:15:04,777 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 860 transitions. [2023-12-03 01:15:04,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 01:15:04,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:04,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:04,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:04,945 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-12-03 01:15:09,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:09,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 318 states and 862 transitions. [2023-12-03 01:15:09,024 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 862 transitions. [2023-12-03 01:15:09,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 01:15:09,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:09,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:09,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:21,995 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:15:54,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:54,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 322 states and 883 transitions. [2023-12-03 01:15:54,904 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 883 transitions. [2023-12-03 01:15:54,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 01:15:54,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:54,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:54,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:54,988 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-12-03 01:16:02,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:02,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 324 states and 885 transitions. [2023-12-03 01:16:02,534 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 885 transitions. [2023-12-03 01:16:02,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 01:16:02,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:02,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:16:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:02,607 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-12-03 01:16:06,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:06,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 325 states and 887 transitions. [2023-12-03 01:16:06,579 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 887 transitions. [2023-12-03 01:16:06,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 01:16:06,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:06,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:16:06,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:06,764 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-12-03 01:16:13,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:13,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 327 states and 889 transitions. [2023-12-03 01:16:13,434 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 889 transitions. [2023-12-03 01:16:13,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 01:16:13,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:13,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:16:13,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:13,839 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-12-03 01:16:17,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:17,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 328 states and 891 transitions. [2023-12-03 01:16:17,876 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 891 transitions. [2023-12-03 01:16:17,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-03 01:16:17,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:17,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:16:17,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:33,457 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.