./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/cstrcspn_diffterm_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838c960-c0b6-41e9-85b6-4b7dd7adbfa8/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838c960-c0b6-41e9-85b6-4b7dd7adbfa8/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_3838c960-c0b6-41e9-85b6-4b7dd7adbfa8/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838c960-c0b6-41e9-85b6-4b7dd7adbfa8/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/cstrcspn_diffterm_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838c960-c0b6-41e9-85b6-4b7dd7adbfa8/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_3838c960-c0b6-41e9-85b6-4b7dd7adbfa8/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 6bebda7974b4ee09f480826bc3895f6f62b6e4c0586920bb97da4d140e226dad --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:45:31,977 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:45:32,038 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838c960-c0b6-41e9-85b6-4b7dd7adbfa8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-12-03 03:45:32,043 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:45:32,043 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:45:32,073 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:45:32,074 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:45:32,074 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:45:32,075 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:45:32,076 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:45:32,076 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:45:32,077 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 03:45:32,077 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 03:45:32,078 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 03:45:32,078 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:45:32,079 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:45:32,079 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:45:32,080 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:45:32,080 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:45:32,081 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:45:32,081 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:45:32,082 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:45:32,082 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:45:32,083 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:45:32,083 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:45:32,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:45:32,084 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_3838c960-c0b6-41e9-85b6-4b7dd7adbfa8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838c960-c0b6-41e9-85b6-4b7dd7adbfa8/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6bebda7974b4ee09f480826bc3895f6f62b6e4c0586920bb97da4d140e226dad [2023-12-03 03:45:32,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:45:32,308 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:45:32,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:45:32,312 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:45:32,312 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:45:32,313 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838c960-c0b6-41e9-85b6-4b7dd7adbfa8/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/termination-15/cstrcspn_diffterm_alloca.i [2023-12-03 03:45:35,036 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:45:35,237 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:45:35,237 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838c960-c0b6-41e9-85b6-4b7dd7adbfa8/sv-benchmarks/c/termination-15/cstrcspn_diffterm_alloca.i [2023-12-03 03:45:35,248 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838c960-c0b6-41e9-85b6-4b7dd7adbfa8/bin/ukojak-verify-Qdu7aM0XO9/data/c4e089700/bad10b074f6045eb926c0b7cc330c1c6/FLAG95b7fece2 [2023-12-03 03:45:35,261 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838c960-c0b6-41e9-85b6-4b7dd7adbfa8/bin/ukojak-verify-Qdu7aM0XO9/data/c4e089700/bad10b074f6045eb926c0b7cc330c1c6 [2023-12-03 03:45:35,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:45:35,264 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:45:35,265 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:45:35,265 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:45:35,269 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:45:35,269 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:45:35" (1/1) ... [2023-12-03 03:45:35,270 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30698f29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:35, skipping insertion in model container [2023-12-03 03:45:35,270 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:45:35" (1/1) ... [2023-12-03 03:45:35,308 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:45:35,568 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:45:35,578 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:45:35,616 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:45:35,644 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:45:35,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:35 WrapperNode [2023-12-03 03:45:35,644 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:45:35,645 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:45:35,645 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:45:35,646 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:45:35,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:35" (1/1) ... [2023-12-03 03:45:35,663 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:35" (1/1) ... [2023-12-03 03:45:35,684 INFO L138 Inliner]: procedures = 152, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2023-12-03 03:45:35,684 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:45:35,685 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:45:35,685 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:45:35,685 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:45:35,692 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:35" (1/1) ... [2023-12-03 03:45:35,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:35" (1/1) ... [2023-12-03 03:45:35,695 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:35" (1/1) ... [2023-12-03 03:45:35,695 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:35" (1/1) ... [2023-12-03 03:45:35,700 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:35" (1/1) ... [2023-12-03 03:45:35,704 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:35" (1/1) ... [2023-12-03 03:45:35,705 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:35" (1/1) ... [2023-12-03 03:45:35,706 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:35" (1/1) ... [2023-12-03 03:45:35,709 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:45:35,710 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:45:35,710 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:45:35,710 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:45:35,711 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:35" (1/1) ... [2023-12-03 03:45:35,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:45:35,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838c960-c0b6-41e9-85b6-4b7dd7adbfa8/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:45:35,735 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838c960-c0b6-41e9-85b6-4b7dd7adbfa8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:45:35,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3838c960-c0b6-41e9-85b6-4b7dd7adbfa8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:45:35,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:45:35,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:45:35,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:45:35,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:45:35,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:45:35,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:45:35,851 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:45:35,853 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:45:36,042 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:45:36,094 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:45:36,094 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 03:45:36,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:45:36 BoogieIcfgContainer [2023-12-03 03:45:36,096 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:45:36,097 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:45:36,097 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:45:36,108 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:45:36,108 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:45:36" (1/1) ... [2023-12-03 03:45:36,116 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:45:36,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:36,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2023-12-03 03:45:36,170 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2023-12-03 03:45:36,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 03:45:36,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:36,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:36,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:36,486 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 03:45:36,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:36,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2023-12-03 03:45:36,516 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2023-12-03 03:45:36,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 03:45:36,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:36,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:36,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:36,742 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 03:45:36,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:36,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2023-12-03 03:45:36,882 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2023-12-03 03:45:36,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 03:45:36,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:36,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:36,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:36,947 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 03:45:37,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:37,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2023-12-03 03:45:37,113 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2023-12-03 03:45:37,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 03:45:37,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:37,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:37,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:37,253 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 03:45:37,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:37,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2023-12-03 03:45:37,652 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2023-12-03 03:45:37,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 03:45:37,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:37,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:37,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:37,714 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 03:45:37,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:37,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2023-12-03 03:45:37,891 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2023-12-03 03:45:37,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 03:45:37,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:37,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:37,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:38,048 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 03:45:38,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:38,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 29 states and 35 transitions. [2023-12-03 03:45:38,486 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2023-12-03 03:45:38,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 03:45:38,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:38,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:38,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:38,508 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 03:45:38,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:38,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2023-12-03 03:45:38,524 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2023-12-03 03:45:38,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 03:45:38,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:38,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:38,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:38,607 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 03:45:38,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:38,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2023-12-03 03:45:38,659 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2023-12-03 03:45:38,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 03:45:38,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:38,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:38,775 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 03:45:39,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:39,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2023-12-03 03:45:39,211 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2023-12-03 03:45:39,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 03:45:39,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:39,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:39,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:39,496 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 03:45:40,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:40,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 38 states and 51 transitions. [2023-12-03 03:45:40,972 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2023-12-03 03:45:40,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 03:45:40,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:40,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:41,229 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 03:45:42,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:42,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2023-12-03 03:45:42,465 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2023-12-03 03:45:42,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 03:45:42,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:42,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:42,489 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 03:45:42,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:42,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 42 states and 61 transitions. [2023-12-03 03:45:42,506 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 61 transitions. [2023-12-03 03:45:42,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 03:45:42,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:42,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:42,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:42,539 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 03:45:42,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:42,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2023-12-03 03:45:42,555 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2023-12-03 03:45:42,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 03:45:42,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:42,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:42,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:42,578 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 03:45:42,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:42,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 40 states and 58 transitions. [2023-12-03 03:45:42,601 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 58 transitions. [2023-12-03 03:45:42,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 03:45:42,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:42,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:42,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:42,893 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 03:45:44,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:44,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 74 transitions. [2023-12-03 03:45:44,291 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 74 transitions. [2023-12-03 03:45:44,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 03:45:44,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:44,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:44,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:44,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:45:44,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:44,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 48 states and 75 transitions. [2023-12-03 03:45:44,683 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 75 transitions. [2023-12-03 03:45:44,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 03:45:44,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:44,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:44,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:44,712 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 03:45:44,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:44,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 73 transitions. [2023-12-03 03:45:44,910 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 73 transitions. [2023-12-03 03:45:44,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 03:45:44,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:44,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:45,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:45:48,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:48,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 54 states and 86 transitions. [2023-12-03 03:45:48,446 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 86 transitions. [2023-12-03 03:45:48,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 03:45:48,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:48,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:48,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:49,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:45:49,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:49,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 55 states and 86 transitions. [2023-12-03 03:45:49,850 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 86 transitions. [2023-12-03 03:45:49,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 03:45:49,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:49,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:49,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:49,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:45:51,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:51,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2023-12-03 03:45:51,193 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2023-12-03 03:45:51,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 03:45:51,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:51,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:51,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:52,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:45:57,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:57,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 67 states and 110 transitions. [2023-12-03 03:45:57,972 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 110 transitions. [2023-12-03 03:45:57,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 03:45:57,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:57,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:57,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:58,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:45:58,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:58,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 67 states and 109 transitions. [2023-12-03 03:45:58,433 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 109 transitions. [2023-12-03 03:45:58,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 03:45:58,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:58,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:58,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:58,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:45:59,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:45:59,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 68 states and 110 transitions. [2023-12-03 03:45:59,102 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 110 transitions. [2023-12-03 03:45:59,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 03:45:59,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:45:59,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:45:59,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:45:59,947 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 03:46:04,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:04,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 74 states and 120 transitions. [2023-12-03 03:46:04,642 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 120 transitions. [2023-12-03 03:46:04,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 03:46:04,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:04,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:04,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:04,664 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:46:05,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:05,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 75 states and 122 transitions. [2023-12-03 03:46:05,255 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 122 transitions. [2023-12-03 03:46:05,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 03:46:05,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:05,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:05,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:05,333 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 03:46:09,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:09,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 82 states and 135 transitions. [2023-12-03 03:46:09,914 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 135 transitions. [2023-12-03 03:46:09,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 03:46:09,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:09,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:09,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:10,100 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:46:10,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:10,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 81 states and 134 transitions. [2023-12-03 03:46:10,482 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 134 transitions. [2023-12-03 03:46:10,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 03:46:10,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:10,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:10,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:11,765 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:46:20,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:20,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 91 states and 154 transitions. [2023-12-03 03:46:20,448 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 154 transitions. [2023-12-03 03:46:20,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 03:46:20,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:20,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:20,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:20,761 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:46:26,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:26,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 98 states and 173 transitions. [2023-12-03 03:46:26,988 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 173 transitions. [2023-12-03 03:46:26,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 03:46:26,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:26,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:26,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:27,026 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:46:33,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:33,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 105 states and 191 transitions. [2023-12-03 03:46:33,536 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 191 transitions. [2023-12-03 03:46:33,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 03:46:33,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:33,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:33,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:33,577 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:46:38,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:38,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 112 states and 210 transitions. [2023-12-03 03:46:38,149 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 210 transitions. [2023-12-03 03:46:38,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 03:46:38,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:38,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:38,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:38,252 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:46:43,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:43,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 119 states and 229 transitions. [2023-12-03 03:46:43,435 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 229 transitions. [2023-12-03 03:46:43,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 03:46:43,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:43,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:43,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:43,466 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:46:47,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:47,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 123 states and 237 transitions. [2023-12-03 03:46:47,239 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 237 transitions. [2023-12-03 03:46:47,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 03:46:47,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:47,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:47,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:48,486 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 03:46:54,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:54,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 129 states and 253 transitions. [2023-12-03 03:46:54,541 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 253 transitions. [2023-12-03 03:46:54,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 03:46:54,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:54,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:54,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:54,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:46:58,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:58,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 134 states and 261 transitions. [2023-12-03 03:46:58,173 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 261 transitions. [2023-12-03 03:46:58,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:46:58,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:58,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:58,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:58,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:47:02,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:02,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 139 states and 269 transitions. [2023-12-03 03:47:02,370 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 269 transitions. [2023-12-03 03:47:02,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:47:02,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:02,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:47:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:02,400 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:47:03,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:03,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 140 states and 270 transitions. [2023-12-03 03:47:03,187 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 270 transitions. [2023-12-03 03:47:03,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:47:03,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:03,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:47:03,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:03,379 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:47:07,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:07,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 144 states and 278 transitions. [2023-12-03 03:47:07,319 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 278 transitions. [2023-12-03 03:47:07,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:47:07,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:07,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:47:07,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:07,359 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:47:14,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:14,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 151 states and 296 transitions. [2023-12-03 03:47:14,958 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 296 transitions. [2023-12-03 03:47:14,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 03:47:14,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:14,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:47:14,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:15,178 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 03:47:22,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:22,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 158 states and 314 transitions. [2023-12-03 03:47:22,305 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 314 transitions. [2023-12-03 03:47:22,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 03:47:22,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:22,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:47:22,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:26,283 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:47:49,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:49,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 171 states and 352 transitions. [2023-12-03 03:47:49,283 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 352 transitions. [2023-12-03 03:47:49,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 03:47:49,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:49,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:47:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:49,324 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 03:47:55,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:55,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 176 states and 367 transitions. [2023-12-03 03:47:55,930 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 367 transitions. [2023-12-03 03:47:55,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 03:47:55,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:55,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:47:55,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:57,307 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:48:12,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:48:12,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 182 states and 388 transitions. [2023-12-03 03:48:12,987 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 388 transitions. [2023-12-03 03:48:12,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 03:48:12,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:48:12,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:48:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:48:15,498 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:48:29,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:48:29,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 188 states and 406 transitions. [2023-12-03 03:48:29,734 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 406 transitions. [2023-12-03 03:48:29,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:48:29,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:48:29,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:48:29,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:48:32,476 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:48:41,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:48:41,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 194 states and 422 transitions. [2023-12-03 03:48:41,905 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 422 transitions. [2023-12-03 03:48:41,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:48:41,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:48:41,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:48:41,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:48:44,199 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:48:50,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:48:50,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 197 states and 438 transitions. [2023-12-03 03:48:50,692 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 438 transitions. [2023-12-03 03:48:50,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:48:50,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:48:50,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:48:50,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:48:50,715 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 03:48:54,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:48:54,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 200 states and 440 transitions. [2023-12-03 03:48:54,255 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 440 transitions. [2023-12-03 03:48:54,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:48:54,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:48:54,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:48:54,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:48:54,429 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:48:55,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:48:55,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 201 states and 442 transitions. [2023-12-03 03:48:55,915 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 442 transitions. [2023-12-03 03:48:55,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:48:55,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:48:55,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:48:55,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:48:57,147 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 03:49:07,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:49:07,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 204 states and 447 transitions. [2023-12-03 03:49:07,810 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 447 transitions. [2023-12-03 03:49:07,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:49:07,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:49:07,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:49:07,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:49:07,843 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:49:09,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:49:09,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 205 states and 449 transitions. [2023-12-03 03:49:09,591 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 449 transitions. [2023-12-03 03:49:09,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:49:09,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:49:09,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:49:09,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:49:09,660 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 03:49:12,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:49:12,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 207 states and 452 transitions. [2023-12-03 03:49:12,768 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 452 transitions. [2023-12-03 03:49:12,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:49:12,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:49:12,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:49:12,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:49:16,423 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:49:52,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:49:52,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 223 states and 490 transitions. [2023-12-03 03:49:52,898 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 490 transitions. [2023-12-03 03:49:52,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 03:49:52,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:49:52,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:49:52,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:49:54,140 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:06,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:06,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 228 states and 503 transitions. [2023-12-03 03:50:06,380 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 503 transitions. [2023-12-03 03:50:06,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 03:50:06,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:06,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:06,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:06,564 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:50:10,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:10,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 230 states and 506 transitions. [2023-12-03 03:50:10,061 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 506 transitions. [2023-12-03 03:50:10,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 03:50:10,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:10,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:10,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:10,103 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:50:16,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:16,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 233 states and 515 transitions. [2023-12-03 03:50:16,337 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 515 transitions. [2023-12-03 03:50:16,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 03:50:16,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:16,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:16,377 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:50:19,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:19,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 235 states and 517 transitions. [2023-12-03 03:50:19,563 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 517 transitions. [2023-12-03 03:50:19,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 03:50:19,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:19,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:19,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:19,620 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:21,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:21,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 237 states and 518 transitions. [2023-12-03 03:50:21,178 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 518 transitions. [2023-12-03 03:50:21,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 03:50:21,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:21,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:21,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:22,567 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:32,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:32,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 243 states and 527 transitions. [2023-12-03 03:50:32,395 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 527 transitions. [2023-12-03 03:50:32,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 03:50:32,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:32,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:32,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:35,253 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:52,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:52,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 251 states and 546 transitions. [2023-12-03 03:50:52,362 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 546 transitions. [2023-12-03 03:50:52,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 03:50:52,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:52,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:52,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:52,426 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 03:50:54,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:54,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 252 states and 547 transitions. [2023-12-03 03:50:54,298 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 547 transitions. [2023-12-03 03:50:54,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:50:54,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:54,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:54,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:54,364 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 03:51:03,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:51:03,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 259 states and 559 transitions. [2023-12-03 03:51:03,239 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 559 transitions. [2023-12-03 03:51:03,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:51:03,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:51:03,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:51:03,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:51:06,337 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:51:18,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:51:18,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 263 states and 582 transitions. [2023-12-03 03:51:18,187 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 582 transitions. [2023-12-03 03:51:18,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:51:18,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:51:18,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:51:18,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:51:18,223 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:51:20,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:51:20,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 264 states and 585 transitions. [2023-12-03 03:51:20,361 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 585 transitions. [2023-12-03 03:51:20,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:51:20,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:51:20,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:51:20,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:51:22,671 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:51:38,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:51:38,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 269 states and 604 transitions. [2023-12-03 03:51:38,133 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 604 transitions. [2023-12-03 03:51:38,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:51:38,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:51:38,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:51:38,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:51:38,163 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:51:41,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:51:41,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 271 states and 608 transitions. [2023-12-03 03:51:41,959 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 608 transitions. [2023-12-03 03:51:41,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:51:41,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:51:41,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:51:41,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:51:42,063 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:51:46,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:51:46,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 273 states and 615 transitions. [2023-12-03 03:51:46,855 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 615 transitions. [2023-12-03 03:51:46,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:51:46,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:51:46,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:51:46,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:51:46,885 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:51:50,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:51:50,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 275 states and 618 transitions. [2023-12-03 03:51:50,477 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 618 transitions. [2023-12-03 03:51:50,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:51:50,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:51:50,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:51:50,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:51:52,491 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:52:03,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:52:03,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 279 states and 627 transitions. [2023-12-03 03:52:03,519 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 627 transitions. [2023-12-03 03:52:03,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:52:03,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:52:03,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:52:03,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:52:03,583 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:52:11,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:52:11,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 282 states and 633 transitions. [2023-12-03 03:52:11,769 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 633 transitions. [2023-12-03 03:52:11,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:52:11,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:52:11,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:52:11,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:52:11,803 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:52:20,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:52:20,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 285 states and 639 transitions. [2023-12-03 03:52:20,151 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 639 transitions. [2023-12-03 03:52:20,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:52:20,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:52:20,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:52:20,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:52:24,117 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:52:46,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:52:46,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 294 states and 655 transitions. [2023-12-03 03:52:46,101 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 655 transitions. [2023-12-03 03:52:46,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:52:46,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:52:46,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:52:46,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:52:46,213 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:52:48,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:52:48,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 295 states and 661 transitions. [2023-12-03 03:52:48,354 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 661 transitions. [2023-12-03 03:52:48,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:52:48,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:52:48,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:52:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:52:48,423 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 03:52:52,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:52:52,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 297 states and 663 transitions. [2023-12-03 03:52:52,762 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 663 transitions. [2023-12-03 03:52:52,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:52:52,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:52:52,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:52:52,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:52:52,786 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-12-03 03:52:54,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:52:54,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 298 states and 663 transitions. [2023-12-03 03:52:54,583 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 663 transitions. [2023-12-03 03:52:54,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:52:54,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:52:54,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:52:54,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:52:54,723 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-12-03 03:52:57,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:52:57,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 299 states and 663 transitions. [2023-12-03 03:52:57,040 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 663 transitions. [2023-12-03 03:52:57,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:52:57,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:52:57,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:52:57,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:52:57,071 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-03 03:52:59,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:52:59,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 300 states and 665 transitions. [2023-12-03 03:52:59,179 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 665 transitions. [2023-12-03 03:52:59,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:52:59,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:52:59,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:52:59,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:52:59,240 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:53:12,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:53:12,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 305 states and 687 transitions. [2023-12-03 03:53:12,578 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 687 transitions. [2023-12-03 03:53:12,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:53:12,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:53:12,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:53:12,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:53:12,734 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 03:53:22,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:53:22,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 311 states and 694 transitions. [2023-12-03 03:53:22,287 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 694 transitions. [2023-12-03 03:53:22,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 03:53:22,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:53:22,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:53:22,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:53:23,920 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:53:37,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:53:37,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 314 states and 700 transitions. [2023-12-03 03:53:37,054 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 700 transitions. [2023-12-03 03:53:37,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 03:53:37,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:53:37,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:53:37,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:53:37,116 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:53:39,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:53:39,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 315 states and 702 transitions. [2023-12-03 03:53:39,951 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 702 transitions. [2023-12-03 03:53:39,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 03:53:39,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:53:39,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:53:39,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:53:40,030 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-03 03:53:52,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:53:52,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 318 states and 708 transitions. [2023-12-03 03:53:52,396 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 708 transitions. [2023-12-03 03:53:52,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 03:53:52,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:53:52,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:53:52,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:53:52,440 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 03:53:59,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:53:59,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 321 states and 717 transitions. [2023-12-03 03:53:59,672 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 717 transitions. [2023-12-03 03:53:59,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 03:53:59,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:53:59,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:53:59,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:04,490 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:54:33,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:33,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 329 states and 738 transitions. [2023-12-03 03:54:33,569 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 738 transitions. [2023-12-03 03:54:33,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 03:54:33,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:33,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:33,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:34,962 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:54:51,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:51,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 334 states and 761 transitions. [2023-12-03 03:54:51,221 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 761 transitions. [2023-12-03 03:54:51,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 03:54:51,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:51,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:51,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:51,399 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-03 03:54:57,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:57,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 337 states and 765 transitions. [2023-12-03 03:54:57,934 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 765 transitions. [2023-12-03 03:54:57,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 03:54:57,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:57,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:57,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:58,211 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:55:01,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:55:01,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 338 states and 767 transitions. [2023-12-03 03:55:01,295 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 767 transitions. [2023-12-03 03:55:01,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 03:55:01,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:55:01,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:55:01,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:55:04,991 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:55:29,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:55:29,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 348 states and 790 transitions. [2023-12-03 03:55:29,784 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 790 transitions. [2023-12-03 03:55:29,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 03:55:29,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:55:29,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:55:29,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:55:29,867 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 03:55:32,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:55:32,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 349 states and 790 transitions. [2023-12-03 03:55:32,288 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 790 transitions. [2023-12-03 03:55:32,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 03:55:32,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:55:32,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:55:32,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:55:32,328 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:55:56,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:55:56,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 354 states and 805 transitions. [2023-12-03 03:55:56,378 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 805 transitions. [2023-12-03 03:55:56,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:55:56,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:55:56,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:55:56,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:56:01,185 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:56:17,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:56:17,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 358 states and 836 transitions. [2023-12-03 03:56:17,028 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 836 transitions. [2023-12-03 03:56:17,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:56:17,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:56:17,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:56:17,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:56:17,176 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-12-03 03:56:33,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:56:33,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 365 states and 860 transitions. [2023-12-03 03:56:33,259 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 860 transitions. [2023-12-03 03:56:33,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:56:33,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:56:33,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:56:33,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:56:33,292 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-12-03 03:56:40,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:56:40,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 368 states and 866 transitions. [2023-12-03 03:56:40,922 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 866 transitions. [2023-12-03 03:56:40,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:56:40,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:56:40,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:56:40,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:56:44,731 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:02,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:02,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 373 states and 887 transitions. [2023-12-03 03:57:02,508 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 887 transitions. [2023-12-03 03:57:02,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:57:02,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:02,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:02,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:02,622 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:08,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:08,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 375 states and 890 transitions. [2023-12-03 03:57:08,881 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 890 transitions. [2023-12-03 03:57:08,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:57:08,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:08,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:08,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:19,755 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:45,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:45,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 379 states and 906 transitions. [2023-12-03 03:57:45,293 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 906 transitions. [2023-12-03 03:57:45,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:57:45,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:45,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:45,355 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:57:57,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:57,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 382 states and 913 transitions. [2023-12-03 03:57:57,785 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 913 transitions. [2023-12-03 03:57:57,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:57:57,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:57,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:57,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:59,538 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:58:43,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:43,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 395 states and 939 transitions. [2023-12-03 03:58:43,639 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 939 transitions. [2023-12-03 03:58:43,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:58:43,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:43,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:43,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:43,704 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:58:52,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:52,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 398 states and 943 transitions. [2023-12-03 03:58:52,624 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 943 transitions. [2023-12-03 03:58:52,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:58:52,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:52,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:52,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:52,729 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:59:19,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:59:19,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 402 states and 966 transitions. [2023-12-03 03:59:19,799 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 966 transitions. [2023-12-03 03:59:19,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:59:19,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:59:19,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:59:19,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat