./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-properties/alternating_list-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_a3d8c585-2233-4f07-91f8-95885156ca7c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d8c585-2233-4f07-91f8-95885156ca7c/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_a3d8c585-2233-4f07-91f8-95885156ca7c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d8c585-2233-4f07-91f8-95885156ca7c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-properties/alternating_list-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d8c585-2233-4f07-91f8-95885156ca7c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d8c585-2233-4f07-91f8-95885156ca7c/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 32bit --witnessprinter.graph.data.programhash 941f3dd0e4566f414ae914eed10af26405f8e9f2f3d427c146090b07336d2fc2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:42:40,783 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:42:40,848 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d8c585-2233-4f07-91f8-95885156ca7c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 01:42:40,852 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:42:40,853 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:42:40,875 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:42:40,876 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:42:40,876 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:42:40,877 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:42:40,878 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:42:40,878 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:42:40,879 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:42:40,879 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:42:40,880 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 01:42:40,880 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 01:42:40,881 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 01:42:40,881 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:42:40,882 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:42:40,882 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:42:40,883 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:42:40,883 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:42:40,884 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:42:40,885 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:42:40,885 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:42:40,886 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:42:40,886 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:42:40,886 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:42:40,887 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:42:40,887 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:42:40,888 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_a3d8c585-2233-4f07-91f8-95885156ca7c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d8c585-2233-4f07-91f8-95885156ca7c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 941f3dd0e4566f414ae914eed10af26405f8e9f2f3d427c146090b07336d2fc2 [2023-12-03 01:42:41,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:42:41,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:42:41,127 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:42:41,129 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:42:41,129 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:42:41,131 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d8c585-2233-4f07-91f8-95885156ca7c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/list-properties/alternating_list-1.i [2023-12-03 01:42:43,869 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:42:44,071 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:42:44,072 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d8c585-2233-4f07-91f8-95885156ca7c/sv-benchmarks/c/list-properties/alternating_list-1.i [2023-12-03 01:42:44,082 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d8c585-2233-4f07-91f8-95885156ca7c/bin/ukojak-verify-Qdu7aM0XO9/data/3a4b48a1c/dea817de346a4abfb2b7bb435e1f6631/FLAG19686916e [2023-12-03 01:42:44,095 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d8c585-2233-4f07-91f8-95885156ca7c/bin/ukojak-verify-Qdu7aM0XO9/data/3a4b48a1c/dea817de346a4abfb2b7bb435e1f6631 [2023-12-03 01:42:44,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:42:44,098 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:42:44,099 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:42:44,099 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:42:44,103 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:42:44,104 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:42:44" (1/1) ... [2023-12-03 01:42:44,105 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35b60808 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:44, skipping insertion in model container [2023-12-03 01:42:44,105 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:42:44" (1/1) ... [2023-12-03 01:42:44,150 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:42:44,405 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:42:44,415 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:42:44,455 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:42:44,486 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:42:44,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:44 WrapperNode [2023-12-03 01:42:44,486 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:42:44,487 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:42:44,487 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:42:44,488 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:42:44,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:44" (1/1) ... [2023-12-03 01:42:44,506 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:44" (1/1) ... [2023-12-03 01:42:44,525 INFO L138 Inliner]: procedures = 124, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 101 [2023-12-03 01:42:44,525 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:42:44,526 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:42:44,526 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:42:44,526 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:42:44,535 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:44" (1/1) ... [2023-12-03 01:42:44,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:44" (1/1) ... [2023-12-03 01:42:44,538 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:44" (1/1) ... [2023-12-03 01:42:44,538 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:44" (1/1) ... [2023-12-03 01:42:44,545 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:44" (1/1) ... [2023-12-03 01:42:44,548 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:44" (1/1) ... [2023-12-03 01:42:44,550 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:44" (1/1) ... [2023-12-03 01:42:44,550 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:44" (1/1) ... [2023-12-03 01:42:44,553 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:42:44,554 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:42:44,554 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:42:44,554 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:42:44,555 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:44" (1/1) ... [2023-12-03 01:42:44,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:42:44,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d8c585-2233-4f07-91f8-95885156ca7c/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:42:44,584 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d8c585-2233-4f07-91f8-95885156ca7c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:42:44,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d8c585-2233-4f07-91f8-95885156ca7c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:42:44,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:42:44,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:42:44,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:42:44,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:42:44,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:42:44,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:42:44,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:42:44,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:42:44,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:42:44,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:42:44,755 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:42:44,757 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:42:44,960 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:42:44,993 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:42:44,993 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-12-03 01:42:44,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:42:44 BoogieIcfgContainer [2023-12-03 01:42:44,995 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:42:44,996 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:42:44,996 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:42:45,005 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:42:45,005 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:42:44" (1/1) ... [2023-12-03 01:42:45,014 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:42:45,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:45,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 68 states and 80 transitions. [2023-12-03 01:42:45,054 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 80 transitions. [2023-12-03 01:42:45,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:42:45,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:45,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:45,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:45,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:45,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:45,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 68 states and 79 transitions. [2023-12-03 01:42:45,197 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 79 transitions. [2023-12-03 01:42:45,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 01:42:45,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:45,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:45,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:45,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:45,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 71 states and 84 transitions. [2023-12-03 01:42:45,344 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 84 transitions. [2023-12-03 01:42:45,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 01:42:45,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:45,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:45,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:45,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:45,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:45,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 74 states and 89 transitions. [2023-12-03 01:42:45,665 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 89 transitions. [2023-12-03 01:42:45,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 01:42:45,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:45,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:45,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:45,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:45,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:45,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 78 states and 97 transitions. [2023-12-03 01:42:45,887 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 97 transitions. [2023-12-03 01:42:45,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 01:42:45,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:45,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:45,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:46,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:46,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:46,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 82 states and 106 transitions. [2023-12-03 01:42:46,388 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 106 transitions. [2023-12-03 01:42:46,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 01:42:46,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:46,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:46,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:46,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:46,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:46,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 84 states and 109 transitions. [2023-12-03 01:42:46,441 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 109 transitions. [2023-12-03 01:42:46,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 01:42:46,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:46,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:46,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:46,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:46,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:46,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 86 states and 112 transitions. [2023-12-03 01:42:46,509 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 112 transitions. [2023-12-03 01:42:46,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 01:42:46,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:46,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:46,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:46,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:46,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:46,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 89 states and 119 transitions. [2023-12-03 01:42:46,979 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 119 transitions. [2023-12-03 01:42:46,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:42:46,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:46,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:46,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:47,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:47,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:47,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 93 states and 126 transitions. [2023-12-03 01:42:47,168 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 126 transitions. [2023-12-03 01:42:47,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:42:47,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:47,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:47,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:47,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:47,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:47,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 97 states and 136 transitions. [2023-12-03 01:42:47,420 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 136 transitions. [2023-12-03 01:42:47,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:42:47,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:47,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:47,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:47,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:47,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:47,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 100 states and 144 transitions. [2023-12-03 01:42:47,629 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 144 transitions. [2023-12-03 01:42:47,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:42:47,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:47,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:47,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:47,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:47,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:47,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 102 states and 149 transitions. [2023-12-03 01:42:47,925 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 149 transitions. [2023-12-03 01:42:47,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:42:47,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:47,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:47,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:47,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:48,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:48,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 105 states and 156 transitions. [2023-12-03 01:42:48,262 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 156 transitions. [2023-12-03 01:42:48,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:42:48,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:48,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:48,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:48,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:48,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:48,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 104 states and 155 transitions. [2023-12-03 01:42:48,440 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 155 transitions. [2023-12-03 01:42:48,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:42:48,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:48,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:48,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:48,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:49,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:49,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 107 states and 161 transitions. [2023-12-03 01:42:49,055 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 161 transitions. [2023-12-03 01:42:49,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:42:49,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:49,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:49,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:49,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:49,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:49,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 108 states and 168 transitions. [2023-12-03 01:42:49,118 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 168 transitions. [2023-12-03 01:42:49,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:42:49,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:49,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:49,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:49,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:49,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:49,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 108 states and 167 transitions. [2023-12-03 01:42:49,225 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 167 transitions. [2023-12-03 01:42:49,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 01:42:49,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:49,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:49,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:49,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:49,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 110 states and 170 transitions. [2023-12-03 01:42:49,264 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 170 transitions. [2023-12-03 01:42:49,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 01:42:49,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:49,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:49,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:49,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:49,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:49,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 111 states and 172 transitions. [2023-12-03 01:42:49,399 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 172 transitions. [2023-12-03 01:42:49,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 01:42:49,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:49,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:49,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:49,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:50,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:50,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 116 states and 184 transitions. [2023-12-03 01:42:50,450 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 184 transitions. [2023-12-03 01:42:50,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 01:42:50,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:50,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:50,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:50,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:51,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:51,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 118 states and 186 transitions. [2023-12-03 01:42:51,077 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 186 transitions. [2023-12-03 01:42:51,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:42:51,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:51,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:51,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:51,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:53,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:53,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 128 states and 206 transitions. [2023-12-03 01:42:53,682 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 206 transitions. [2023-12-03 01:42:53,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:42:53,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:53,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:53,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:53,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:54,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:54,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 127 states and 205 transitions. [2023-12-03 01:42:54,106 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 205 transitions. [2023-12-03 01:42:54,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:42:54,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:54,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:54,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:54,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:55,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:55,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 127 states and 204 transitions. [2023-12-03 01:42:55,050 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 204 transitions. [2023-12-03 01:42:55,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:42:55,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:55,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:55,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:55,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:56,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:56,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 127 states and 203 transitions. [2023-12-03 01:42:56,114 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 203 transitions. [2023-12-03 01:42:56,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:42:56,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:56,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:56,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:56,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:00,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:00,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 139 states and 224 transitions. [2023-12-03 01:43:00,975 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 224 transitions. [2023-12-03 01:43:00,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:43:00,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:00,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:00,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:01,061 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:01,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:01,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 117 states and 182 transitions. [2023-12-03 01:43:01,086 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 182 transitions. [2023-12-03 01:43:01,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:43:01,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:01,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:01,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:01,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:03,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:03,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 126 states and 202 transitions. [2023-12-03 01:43:03,736 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 202 transitions. [2023-12-03 01:43:03,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:43:03,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:03,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:03,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:03,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:04,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:04,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 129 states and 207 transitions. [2023-12-03 01:43:04,401 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 207 transitions. [2023-12-03 01:43:04,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:43:04,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:04,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:04,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:04,448 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:04,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:04,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 128 states and 206 transitions. [2023-12-03 01:43:04,623 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 206 transitions. [2023-12-03 01:43:04,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:43:04,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:04,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:04,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:04,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:06,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:06,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 132 states and 221 transitions. [2023-12-03 01:43:06,081 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 221 transitions. [2023-12-03 01:43:06,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:43:06,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:06,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:06,104 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 01:43:06,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:06,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 132 states and 220 transitions. [2023-12-03 01:43:06,437 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 220 transitions. [2023-12-03 01:43:06,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:43:06,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:06,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:06,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:06,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:07,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:07,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 135 states and 229 transitions. [2023-12-03 01:43:07,632 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 229 transitions. [2023-12-03 01:43:07,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:43:07,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:07,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:07,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:07,673 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 01:43:08,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:08,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 137 states and 235 transitions. [2023-12-03 01:43:08,531 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 235 transitions. [2023-12-03 01:43:08,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:43:08,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:08,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:08,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:08,548 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 01:43:08,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:08,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 138 states and 238 transitions. [2023-12-03 01:43:08,884 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 238 transitions. [2023-12-03 01:43:08,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:43:08,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:08,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:08,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:09,127 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 01:43:10,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:10,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 140 states and 242 transitions. [2023-12-03 01:43:10,130 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 242 transitions. [2023-12-03 01:43:10,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:43:10,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:10,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:10,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:10,179 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 01:43:11,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:11,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 143 states and 250 transitions. [2023-12-03 01:43:11,641 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 250 transitions. [2023-12-03 01:43:11,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:43:11,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:11,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:11,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:11,661 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 01:43:11,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:11,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 144 states and 252 transitions. [2023-12-03 01:43:11,711 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 252 transitions. [2023-12-03 01:43:11,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:43:11,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:11,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:11,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:11,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:13,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:13,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 149 states and 279 transitions. [2023-12-03 01:43:13,105 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 279 transitions. [2023-12-03 01:43:13,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:43:13,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:13,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:13,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:13,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:13,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:13,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 150 states and 282 transitions. [2023-12-03 01:43:13,840 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 282 transitions. [2023-12-03 01:43:13,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:43:13,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:13,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:13,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:13,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:14,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:14,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 151 states and 286 transitions. [2023-12-03 01:43:14,448 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 286 transitions. [2023-12-03 01:43:14,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 01:43:14,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:14,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:14,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:14,473 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 01:43:16,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:16,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 157 states and 296 transitions. [2023-12-03 01:43:16,079 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 296 transitions. [2023-12-03 01:43:16,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 01:43:16,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:16,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:16,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:16,108 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 01:43:16,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:16,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 160 states and 303 transitions. [2023-12-03 01:43:16,649 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 303 transitions. [2023-12-03 01:43:16,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 01:43:16,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:16,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:16,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:18,050 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:23,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:23,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 169 states and 327 transitions. [2023-12-03 01:43:23,415 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 327 transitions. [2023-12-03 01:43:23,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 01:43:23,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:23,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:23,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:23,445 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 01:43:25,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:25,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 173 states and 340 transitions. [2023-12-03 01:43:25,786 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 340 transitions. [2023-12-03 01:43:25,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 01:43:25,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:25,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:25,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:26,917 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:31,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:31,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 182 states and 378 transitions. [2023-12-03 01:43:31,005 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 378 transitions. [2023-12-03 01:43:31,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 01:43:31,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:31,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:31,291 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:33,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:33,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 185 states and 390 transitions. [2023-12-03 01:43:33,720 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 390 transitions. [2023-12-03 01:43:33,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 01:43:33,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:33,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:33,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:33,878 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:36,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:36,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 188 states and 401 transitions. [2023-12-03 01:43:36,174 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 401 transitions. [2023-12-03 01:43:36,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 01:43:36,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:36,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:36,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:37,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:46,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:46,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 199 states and 428 transitions. [2023-12-03 01:43:46,626 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 428 transitions. [2023-12-03 01:43:46,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 01:43:46,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:46,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:46,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:48,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:48,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 201 states and 433 transitions. [2023-12-03 01:43:48,475 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 433 transitions. [2023-12-03 01:43:48,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 01:43:48,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:48,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:48,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:48,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:49,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:49,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 202 states and 438 transitions. [2023-12-03 01:43:49,543 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 438 transitions. [2023-12-03 01:43:49,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 01:43:49,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:49,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:49,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:50,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:52,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:52,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 202 states and 437 transitions. [2023-12-03 01:43:52,048 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 437 transitions. [2023-12-03 01:43:52,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 01:43:52,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:52,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:52,075 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:55,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:55,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 204 states and 441 transitions. [2023-12-03 01:43:55,453 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 441 transitions. [2023-12-03 01:43:55,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 01:43:55,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:55,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:55,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:55,471 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:56,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:56,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 205 states and 449 transitions. [2023-12-03 01:43:56,126 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 449 transitions. [2023-12-03 01:43:56,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 01:43:56,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:56,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:56,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:57,957 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 01:44:07,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:07,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 213 states and 472 transitions. [2023-12-03 01:44:07,151 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 472 transitions. [2023-12-03 01:44:07,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 01:44:07,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:07,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:07,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:07,460 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:44:11,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:11,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 219 states and 480 transitions. [2023-12-03 01:44:11,633 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 480 transitions. [2023-12-03 01:44:11,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:44:11,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:11,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:11,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:11,654 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:44:15,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:15,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 222 states and 492 transitions. [2023-12-03 01:44:15,832 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 492 transitions. [2023-12-03 01:44:15,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:44:15,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:15,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:15,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:15,861 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 01:44:18,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:18,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 226 states and 497 transitions. [2023-12-03 01:44:18,949 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 497 transitions. [2023-12-03 01:44:18,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:44:18,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:18,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:18,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:19,023 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:44:24,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:24,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 232 states and 513 transitions. [2023-12-03 01:44:24,463 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 513 transitions. [2023-12-03 01:44:24,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:44:24,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:24,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:24,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:24,477 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:44:25,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:25,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 234 states and 517 transitions. [2023-12-03 01:44:25,698 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 517 transitions. [2023-12-03 01:44:25,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:44:25,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:25,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:25,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:25,953 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:44:28,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:28,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 236 states and 521 transitions. [2023-12-03 01:44:28,195 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 521 transitions. [2023-12-03 01:44:28,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:44:28,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:28,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:28,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:28,225 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 01:44:29,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:29,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 237 states and 521 transitions. [2023-12-03 01:44:29,153 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 521 transitions. [2023-12-03 01:44:29,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:44:29,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:29,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:29,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:29,173 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:44:29,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:29,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 237 states and 520 transitions. [2023-12-03 01:44:29,920 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 520 transitions. [2023-12-03 01:44:29,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:44:29,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:29,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:29,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:29,989 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:44:32,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:32,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 239 states and 524 transitions. [2023-12-03 01:44:32,269 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 524 transitions. [2023-12-03 01:44:32,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:44:32,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:32,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:32,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:32,335 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:44:33,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:33,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 241 states and 526 transitions. [2023-12-03 01:44:33,240 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 526 transitions. [2023-12-03 01:44:33,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:44:33,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:33,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:33,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:33,256 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:44:33,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:33,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 239 states and 523 transitions. [2023-12-03 01:44:33,270 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 523 transitions. [2023-12-03 01:44:33,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:44:33,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:33,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:33,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:33,287 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:44:34,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:34,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 240 states and 525 transitions. [2023-12-03 01:44:34,246 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 525 transitions. [2023-12-03 01:44:34,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:44:34,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:34,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:34,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:35,647 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:44:47,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:47,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 251 states and 554 transitions. [2023-12-03 01:44:47,123 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 554 transitions. [2023-12-03 01:44:47,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:44:47,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:47,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:47,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:47,274 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:44:52,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:52,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 256 states and 569 transitions. [2023-12-03 01:44:52,014 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 569 transitions. [2023-12-03 01:44:52,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 01:44:52,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:52,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:52,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:52,401 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:44:53,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:53,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 257 states and 570 transitions. [2023-12-03 01:44:53,798 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 570 transitions. [2023-12-03 01:44:53,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 01:44:53,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:53,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:53,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:54,515 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 01:44:59,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:59,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 260 states and 578 transitions. [2023-12-03 01:44:59,263 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 578 transitions. [2023-12-03 01:44:59,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 01:44:59,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:59,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:59,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:59,310 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 01:45:01,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:01,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 262 states and 583 transitions. [2023-12-03 01:45:01,428 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 583 transitions. [2023-12-03 01:45:01,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 01:45:01,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:01,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:01,840 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:45:16,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:16,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 276 states and 612 transitions. [2023-12-03 01:45:16,994 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 612 transitions. [2023-12-03 01:45:16,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 01:45:16,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:16,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:17,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:17,024 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:45:22,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:22,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 281 states and 625 transitions. [2023-12-03 01:45:22,737 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 625 transitions. [2023-12-03 01:45:22,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 01:45:22,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:22,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:22,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:23,184 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 01:45:27,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:27,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 284 states and 639 transitions. [2023-12-03 01:45:27,724 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 639 transitions. [2023-12-03 01:45:27,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 01:45:27,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:27,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:27,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:27,753 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 01:45:30,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:30,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 288 states and 645 transitions. [2023-12-03 01:45:30,857 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 645 transitions. [2023-12-03 01:45:30,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 01:45:30,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:30,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:30,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:30,886 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 01:45:34,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:34,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 292 states and 650 transitions. [2023-12-03 01:45:34,690 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 650 transitions. [2023-12-03 01:45:34,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 01:45:34,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:34,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:34,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:36,807 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:45:48,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:48,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 300 states and 670 transitions. [2023-12-03 01:45:48,025 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 670 transitions. [2023-12-03 01:45:48,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 01:45:48,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:48,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:48,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:50,885 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:46:00,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:46:00,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 306 states and 677 transitions. [2023-12-03 01:46:00,151 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 677 transitions. [2023-12-03 01:46:00,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 01:46:00,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:46:00,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:46:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:46:03,321 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:46:19,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:46:19,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 315 states and 696 transitions. [2023-12-03 01:46:19,984 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 696 transitions. [2023-12-03 01:46:19,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 01:46:19,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:46:19,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:46:19,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:46:25,249 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:46:52,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:46:52,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 329 states and 721 transitions. [2023-12-03 01:46:52,220 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 721 transitions. [2023-12-03 01:46:52,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 01:46:52,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:46:52,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:46:52,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:46:53,410 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:47:01,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:47:01,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 333 states and 734 transitions. [2023-12-03 01:47:01,246 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 734 transitions. [2023-12-03 01:47:01,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 01:47:01,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:47:01,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:47:01,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:47:04,272 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 01:47:13,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:47:13,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 339 states and 741 transitions. [2023-12-03 01:47:13,357 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 741 transitions. [2023-12-03 01:47:13,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 01:47:13,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:47:13,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:47:13,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:47:13,462 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 01:47:20,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:47:20,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 345 states and 752 transitions. [2023-12-03 01:47:20,695 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 752 transitions. [2023-12-03 01:47:20,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 01:47:20,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:47:20,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:47:20,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:47:22,564 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 01:47:30,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:47:30,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 351 states and 761 transitions. [2023-12-03 01:47:30,812 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 761 transitions. [2023-12-03 01:47:30,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 01:47:30,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:47:30,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:47:30,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:47:30,920 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 01:47:32,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:47:32,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 352 states and 761 transitions. [2023-12-03 01:47:32,524 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 761 transitions. [2023-12-03 01:47:32,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 01:47:32,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:47:32,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:47:32,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:47:34,559 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:47:36,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:47:36,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 353 states and 761 transitions. [2023-12-03 01:47:36,715 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 761 transitions. [2023-12-03 01:47:36,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 01:47:36,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:47:36,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:47:36,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:47:40,254 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 01:48:21,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:48:21,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 371 states and 800 transitions. [2023-12-03 01:48:21,393 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 800 transitions. [2023-12-03 01:48:21,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 01:48:21,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:48:21,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:48:21,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:48:21,729 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 01:48:26,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:48:26,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 376 states and 817 transitions. [2023-12-03 01:48:26,683 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 817 transitions. [2023-12-03 01:48:26,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 01:48:26,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:48:26,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:48:26,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:48:27,009 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 01:48:30,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:48:30,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 378 states and 819 transitions. [2023-12-03 01:48:30,176 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 819 transitions. [2023-12-03 01:48:30,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 01:48:30,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:48:30,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:48:30,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:48:38,087 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 01:49:26,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:27,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 402 states and 873 transitions. [2023-12-03 01:49:27,000 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 873 transitions. [2023-12-03 01:49:27,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 01:49:27,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:27,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:27,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:27,280 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 01:49:29,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:49:29,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 403 states and 875 transitions. [2023-12-03 01:49:29,324 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 875 transitions. [2023-12-03 01:49:29,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 01:49:29,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:49:29,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:49:29,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:49:36,234 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:50:13,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:50:13,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 417 states and 911 transitions. [2023-12-03 01:50:13,621 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 911 transitions. [2023-12-03 01:50:13,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 01:50:13,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:50:13,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:50:13,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:50:18,978 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:50:49,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:50:49,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 431 states and 958 transitions. [2023-12-03 01:50:49,547 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 958 transitions. [2023-12-03 01:50:49,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 01:50:49,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:50:49,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:50:49,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:50:50,880 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:51:07,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:07,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 439 states and 978 transitions. [2023-12-03 01:51:07,836 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 978 transitions. [2023-12-03 01:51:07,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 01:51:07,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:07,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:07,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:08,470 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:51:17,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:17,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 444 states and 991 transitions. [2023-12-03 01:51:17,706 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 991 transitions. [2023-12-03 01:51:17,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 01:51:17,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:17,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:18,959 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:51:24,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:24,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 447 states and 997 transitions. [2023-12-03 01:51:24,236 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 997 transitions. [2023-12-03 01:51:24,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 01:51:24,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:24,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:24,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:24,735 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:51:29,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:51:29,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 449 states and 1000 transitions. [2023-12-03 01:51:29,004 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 1000 transitions. [2023-12-03 01:51:29,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 01:51:29,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:51:29,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:29,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:51:35,532 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:52:10,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:52:10,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 458 states and 1020 transitions. [2023-12-03 01:52:10,689 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 1020 transitions. [2023-12-03 01:52:10,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 01:52:10,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:52:10,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:52:10,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:52:19,811 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:53:12,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:53:12,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 476 states and 1060 transitions. [2023-12-03 01:53:12,678 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 1060 transitions. [2023-12-03 01:53:12,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 01:53:12,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:53:12,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:53:12,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:53:13,988 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:53:31,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:53:31,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 483 states and 1075 transitions. [2023-12-03 01:53:31,369 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1075 transitions. [2023-12-03 01:53:31,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 01:53:31,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:53:31,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:53:31,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:53:31,410 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:53:39,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:53:39,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 483 states and 1074 transitions. [2023-12-03 01:53:39,242 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1074 transitions. [2023-12-03 01:53:39,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 01:53:39,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:53:39,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:53:39,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:53:39,278 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-03 01:53:41,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:53:41,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 484 states and 1075 transitions. [2023-12-03 01:53:41,377 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1075 transitions. [2023-12-03 01:53:41,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 01:53:41,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:53:41,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:53:41,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:53:52,400 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:54:34,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:54:34,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 499 states and 1150 transitions. [2023-12-03 01:54:34,734 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1150 transitions. [2023-12-03 01:54:34,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 01:54:34,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:54:34,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:54:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:54:34,768 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-03 01:54:37,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:54:37,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 500 states and 1152 transitions. [2023-12-03 01:54:37,589 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1152 transitions. [2023-12-03 01:54:37,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 01:54:37,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:54:37,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:54:37,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:54:44,907 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:55:12,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:12,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 508 states and 1180 transitions. [2023-12-03 01:55:12,316 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1180 transitions. [2023-12-03 01:55:12,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 01:55:12,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:12,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:12,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:16,821 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:55:34,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:34,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 513 states and 1188 transitions. [2023-12-03 01:55:34,880 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1188 transitions. [2023-12-03 01:55:34,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 01:55:34,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:34,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:34,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:35,432 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:55:38,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:55:38,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 516 states and 1198 transitions. [2023-12-03 01:55:38,347 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1198 transitions. [2023-12-03 01:55:38,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 01:55:38,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:55:38,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:55:38,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:55:43,629 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:56:15,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:56:15,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 527 states and 1234 transitions. [2023-12-03 01:56:15,171 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1234 transitions. [2023-12-03 01:56:15,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 01:56:15,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:56:15,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:56:15,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:56:15,206 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked.