./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-memory-alloca/insertionsort-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_7b35169f-1d2d-4317-a552-1806b98a312d/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b35169f-1d2d-4317-a552-1806b98a312d/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b35169f-1d2d-4317-a552-1806b98a312d/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b35169f-1d2d-4317-a552-1806b98a312d/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-memory-alloca/insertionsort-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b35169f-1d2d-4317-a552-1806b98a312d/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b35169f-1d2d-4317-a552-1806b98a312d/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash de7da20d4eaaa585438f85709f7fd309a77ec10ab7307dad72c7fb2392cc347c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:25:32,507 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:25:32,631 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b35169f-1d2d-4317-a552-1806b98a312d/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:25:32,642 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:25:32,643 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:25:32,681 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:25:32,683 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:25:32,683 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:25:32,685 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:25:32,690 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:25:32,691 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:25:32,691 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:25:32,692 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:25:32,694 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:25:32,694 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:25:32,695 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:25:32,695 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:25:32,696 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:25:32,696 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:25:32,697 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:25:32,697 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:25:32,698 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:25:32,699 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:25:32,700 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:25:32,700 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:25:32,701 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:25:32,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:25:32,702 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:25:32,702 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:25:32,703 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:25:32,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:25:32,705 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:25:32,705 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_7b35169f-1d2d-4317-a552-1806b98a312d/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b35169f-1d2d-4317-a552-1806b98a312d/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de7da20d4eaaa585438f85709f7fd309a77ec10ab7307dad72c7fb2392cc347c [2023-11-21 18:25:33,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:25:33,061 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:25:33,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:25:33,068 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:25:33,069 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:25:33,070 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b35169f-1d2d-4317-a552-1806b98a312d/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/termination-memory-alloca/insertionsort-alloca-2.i [2023-11-21 18:25:36,302 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:25:36,646 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:25:36,650 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b35169f-1d2d-4317-a552-1806b98a312d/sv-benchmarks/c/termination-memory-alloca/insertionsort-alloca-2.i [2023-11-21 18:25:36,677 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b35169f-1d2d-4317-a552-1806b98a312d/bin/ukojak-verify-i0I2FZA1j2/data/7ec7115f7/a7cef71057ee48a08fc9c175f323a99c/FLAGda65cfef4 [2023-11-21 18:25:36,699 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b35169f-1d2d-4317-a552-1806b98a312d/bin/ukojak-verify-i0I2FZA1j2/data/7ec7115f7/a7cef71057ee48a08fc9c175f323a99c [2023-11-21 18:25:36,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:25:36,707 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:25:36,710 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:25:36,711 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:25:36,716 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:25:36,717 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:25:36" (1/1) ... [2023-11-21 18:25:36,718 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@563c79c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:36, skipping insertion in model container [2023-11-21 18:25:36,720 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:25:36" (1/1) ... [2023-11-21 18:25:36,788 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:25:37,179 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:25:37,189 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:25:37,244 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:25:37,285 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:25:37,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37 WrapperNode [2023-11-21 18:25:37,286 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:25:37,289 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:25:37,295 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:25:37,296 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:25:37,311 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,345 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,387 INFO L138 Inliner]: procedures = 111, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 63 [2023-11-21 18:25:37,388 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:25:37,389 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:25:37,389 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:25:37,389 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:25:37,399 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,399 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,403 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,403 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,409 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,413 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,415 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,416 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,419 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:25:37,420 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:25:37,420 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:25:37,420 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:25:37,421 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:37,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:25:37,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b35169f-1d2d-4317-a552-1806b98a312d/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:25:37,464 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b35169f-1d2d-4317-a552-1806b98a312d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:25:37,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b35169f-1d2d-4317-a552-1806b98a312d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:25:37,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:25:37,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:25:37,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:25:37,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:25:37,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:25:37,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:25:37,679 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:25:37,686 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:25:37,940 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:25:37,985 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:25:37,985 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:25:37,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:25:37 BoogieIcfgContainer [2023-11-21 18:25:37,987 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:25:37,989 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:25:37,989 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:25:38,000 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:25:38,000 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:25:37" (1/1) ... [2023-11-21 18:25:38,008 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:25:38,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:38,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2023-11-21 18:25:38,059 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2023-11-21 18:25:38,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:25:38,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:38,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:38,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:38,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:38,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:38,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2023-11-21 18:25:38,254 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2023-11-21 18:25:38,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:25:38,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:38,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:38,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:38,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:38,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:38,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2023-11-21 18:25:38,508 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2023-11-21 18:25:38,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:25:38,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:38,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:38,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:38,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:38,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:38,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2023-11-21 18:25:38,765 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2023-11-21 18:25:38,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:25:38,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:38,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:38,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:38,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:38,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:38,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 33 states and 44 transitions. [2023-11-21 18:25:38,881 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 44 transitions. [2023-11-21 18:25:38,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:25:38,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:38,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:38,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:39,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:39,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:39,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2023-11-21 18:25:39,135 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2023-11-21 18:25:39,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:25:39,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:39,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:39,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:39,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:39,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:39,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2023-11-21 18:25:39,345 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2023-11-21 18:25:39,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:25:39,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:39,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:39,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:39,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:39,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:39,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 39 states and 55 transitions. [2023-11-21 18:25:39,839 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2023-11-21 18:25:39,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:25:39,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:39,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:39,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:39,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:40,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:40,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 43 states and 61 transitions. [2023-11-21 18:25:40,246 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2023-11-21 18:25:40,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:25:40,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:40,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:40,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:40,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:40,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:40,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2023-11-21 18:25:40,706 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2023-11-21 18:25:40,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:25:40,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:40,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:40,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:40,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:40,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:40,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 52 states and 77 transitions. [2023-11-21 18:25:40,956 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 77 transitions. [2023-11-21 18:25:40,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:25:40,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:40,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:40,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:41,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:41,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:41,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2023-11-21 18:25:41,227 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2023-11-21 18:25:41,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:25:41,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:41,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:41,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:41,295 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:25:41,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:41,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 48 states and 69 transitions. [2023-11-21 18:25:41,365 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 69 transitions. [2023-11-21 18:25:41,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:25:41,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:41,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:41,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:41,434 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:41,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:41,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 52 states and 80 transitions. [2023-11-21 18:25:41,565 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 80 transitions. [2023-11-21 18:25:41,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:25:41,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:41,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:41,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:41,687 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:41,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:41,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 53 states and 82 transitions. [2023-11-21 18:25:41,859 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 82 transitions. [2023-11-21 18:25:41,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:25:41,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:41,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:41,889 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:25:42,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:42,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 60 states and 92 transitions. [2023-11-21 18:25:42,395 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 92 transitions. [2023-11-21 18:25:42,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:25:42,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:42,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:42,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:42,466 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:42,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:42,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 63 states and 94 transitions. [2023-11-21 18:25:42,800 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2023-11-21 18:25:42,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:25:42,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:42,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:42,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:42,839 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:25:43,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:43,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 65 states and 95 transitions. [2023-11-21 18:25:43,154 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 95 transitions. [2023-11-21 18:25:43,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:25:43,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:43,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:43,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:43,189 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:43,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:43,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 71 states and 108 transitions. [2023-11-21 18:25:43,597 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 108 transitions. [2023-11-21 18:25:43,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:25:43,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:43,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:43,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:43,629 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:25:44,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:44,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 76 states and 115 transitions. [2023-11-21 18:25:44,073 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 115 transitions. [2023-11-21 18:25:44,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:25:44,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:44,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:44,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:44,113 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:44,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:44,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 80 states and 119 transitions. [2023-11-21 18:25:44,571 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 119 transitions. [2023-11-21 18:25:44,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:25:44,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:44,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:44,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:44,720 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:45,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:45,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 82 states and 120 transitions. [2023-11-21 18:25:45,344 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 120 transitions. [2023-11-21 18:25:45,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:25:45,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:45,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:45,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:45,385 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:25:45,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:45,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 81 states and 119 transitions. [2023-11-21 18:25:45,841 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 119 transitions. [2023-11-21 18:25:45,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:25:45,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:45,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:45,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:45,874 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:45,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:45,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 83 states and 121 transitions. [2023-11-21 18:25:45,943 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2023-11-21 18:25:45,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:25:45,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:45,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:45,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:46,022 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:25:46,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:46,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 86 states and 123 transitions. [2023-11-21 18:25:46,515 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 123 transitions. [2023-11-21 18:25:46,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:25:46,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:46,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:46,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:46,610 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:46,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:46,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 86 states and 122 transitions. [2023-11-21 18:25:46,832 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 122 transitions. [2023-11-21 18:25:46,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:25:46,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:46,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:46,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:47,013 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:47,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:47,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 87 states and 124 transitions. [2023-11-21 18:25:47,259 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 124 transitions. [2023-11-21 18:25:47,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:25:47,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:47,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:47,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:47,385 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:25:47,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:47,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 90 states and 127 transitions. [2023-11-21 18:25:47,818 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 127 transitions. [2023-11-21 18:25:47,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:25:47,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:47,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:47,975 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:25:48,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:48,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 91 states and 128 transitions. [2023-11-21 18:25:48,509 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 128 transitions. [2023-11-21 18:25:48,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:25:48,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:48,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:48,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:48,545 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:25:49,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:49,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 98 states and 138 transitions. [2023-11-21 18:25:49,945 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 138 transitions. [2023-11-21 18:25:49,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:25:49,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:49,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:49,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:49,994 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:50,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:50,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 106 states and 153 transitions. [2023-11-21 18:25:50,978 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 153 transitions. [2023-11-21 18:25:50,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:25:50,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:50,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:50,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:51,017 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:25:51,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:51,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 110 states and 157 transitions. [2023-11-21 18:25:51,508 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 157 transitions. [2023-11-21 18:25:51,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:25:51,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:51,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:51,745 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:52,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:52,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 111 states and 159 transitions. [2023-11-21 18:25:52,102 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 159 transitions. [2023-11-21 18:25:52,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:25:52,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:52,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:52,152 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:25:52,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:52,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 114 states and 161 transitions. [2023-11-21 18:25:52,203 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 161 transitions. [2023-11-21 18:25:52,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:25:52,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:52,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:52,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:52,270 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:25:53,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:53,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 121 states and 172 transitions. [2023-11-21 18:25:53,812 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 172 transitions. [2023-11-21 18:25:53,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:25:53,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:53,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:53,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:53,924 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:55,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:55,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 129 states and 187 transitions. [2023-11-21 18:25:55,030 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 187 transitions. [2023-11-21 18:25:55,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:25:55,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:55,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:55,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:55,096 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:25:55,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:55,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 130 states and 187 transitions. [2023-11-21 18:25:55,457 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 187 transitions. [2023-11-21 18:25:55,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:25:55,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:55,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:55,517 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:25:56,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:56,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 134 states and 191 transitions. [2023-11-21 18:25:56,051 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 191 transitions. [2023-11-21 18:25:56,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:25:56,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:56,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:56,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:56,318 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:25:56,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:56,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 135 states and 193 transitions. [2023-11-21 18:25:56,667 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 193 transitions. [2023-11-21 18:25:56,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:25:56,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:56,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:56,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:56,761 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:25:56,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:56,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 138 states and 195 transitions. [2023-11-21 18:25:56,816 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 195 transitions. [2023-11-21 18:25:56,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:25:56,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:56,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:56,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:56,895 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:25:58,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:58,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 145 states and 206 transitions. [2023-11-21 18:25:58,612 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 206 transitions. [2023-11-21 18:25:58,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:25:58,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:58,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:58,734 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:00,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:00,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 153 states and 221 transitions. [2023-11-21 18:26:00,100 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 221 transitions. [2023-11-21 18:26:00,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:26:00,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:00,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:00,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:00,180 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:26:00,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:00,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 157 states and 225 transitions. [2023-11-21 18:26:00,786 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 225 transitions. [2023-11-21 18:26:00,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:26:00,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:00,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:00,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:00,853 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:26:01,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:01,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 158 states and 225 transitions. [2023-11-21 18:26:01,319 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 225 transitions. [2023-11-21 18:26:01,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:26:01,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:01,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:01,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:01,641 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:02,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:02,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 159 states and 227 transitions. [2023-11-21 18:26:02,101 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 227 transitions. [2023-11-21 18:26:02,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:26:02,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:02,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:02,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:02,209 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:26:02,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:02,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 162 states and 229 transitions. [2023-11-21 18:26:02,270 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 229 transitions. [2023-11-21 18:26:02,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:26:02,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:02,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:02,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:02,359 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:26:04,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:04,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 169 states and 240 transitions. [2023-11-21 18:26:04,341 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 240 transitions. [2023-11-21 18:26:04,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:26:04,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:04,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:04,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:04,481 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:05,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:05,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 177 states and 255 transitions. [2023-11-21 18:26:05,894 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 255 transitions. [2023-11-21 18:26:05,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:26:05,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:05,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:05,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:05,982 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:26:06,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:06,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 181 states and 259 transitions. [2023-11-21 18:26:06,696 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 259 transitions. [2023-11-21 18:26:06,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:26:06,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:06,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:06,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:06,793 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:26:07,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:07,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 182 states and 259 transitions. [2023-11-21 18:26:07,240 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 259 transitions. [2023-11-21 18:26:07,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:26:07,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:07,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:07,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:07,674 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:08,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:08,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 183 states and 261 transitions. [2023-11-21 18:26:08,193 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 261 transitions. [2023-11-21 18:26:08,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:26:08,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:08,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:08,272 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 122 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:26:08,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:08,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 186 states and 263 transitions. [2023-11-21 18:26:08,343 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 263 transitions. [2023-11-21 18:26:08,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:26:08,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:08,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:08,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:08,436 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:26:10,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:10,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 193 states and 274 transitions. [2023-11-21 18:26:10,782 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 274 transitions. [2023-11-21 18:26:10,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:26:10,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:10,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:10,891 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:12,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:12,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 201 states and 289 transitions. [2023-11-21 18:26:12,537 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 289 transitions. [2023-11-21 18:26:12,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:26:12,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:12,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:12,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:12,629 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:26:13,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:13,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 202 states and 289 transitions. [2023-11-21 18:26:13,083 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 289 transitions. [2023-11-21 18:26:13,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:26:13,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:13,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:13,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:13,174 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:26:13,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:13,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 206 states and 293 transitions. [2023-11-21 18:26:13,909 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 293 transitions. [2023-11-21 18:26:13,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:26:13,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:13,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:13,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:14,382 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 0 proven. 224 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:14,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:14,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 207 states and 295 transitions. [2023-11-21 18:26:14,968 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 295 transitions. [2023-11-21 18:26:14,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:26:14,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:14,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:14,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:15,056 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:26:15,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:15,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 210 states and 297 transitions. [2023-11-21 18:26:15,136 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 297 transitions. [2023-11-21 18:26:15,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:26:15,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:15,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:15,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:15,234 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:26:17,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:17,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 217 states and 308 transitions. [2023-11-21 18:26:17,797 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 308 transitions. [2023-11-21 18:26:17,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:26:17,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:17,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:17,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:17,912 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:19,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:19,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 225 states and 323 transitions. [2023-11-21 18:26:19,762 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 323 transitions. [2023-11-21 18:26:19,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:26:19,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:19,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:19,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:19,927 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 0 proven. 219 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:26:20,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:20,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 229 states and 327 transitions. [2023-11-21 18:26:20,803 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 327 transitions. [2023-11-21 18:26:20,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:26:20,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:20,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:20,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:20,915 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 0 proven. 219 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:26:21,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:21,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 230 states and 327 transitions. [2023-11-21 18:26:21,467 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 327 transitions. [2023-11-21 18:26:21,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-21 18:26:21,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:21,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:21,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:22,001 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 0 proven. 292 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:22,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:22,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 231 states and 329 transitions. [2023-11-21 18:26:22,621 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 329 transitions. [2023-11-21 18:26:22,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 18:26:22,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:22,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:22,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:22,734 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 237 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:26:22,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:22,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 234 states and 331 transitions. [2023-11-21 18:26:22,818 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 331 transitions. [2023-11-21 18:26:22,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 18:26:22,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:22,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:22,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:22,941 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.