./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-simple/nested_4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467280eb-500b-450c-ac14-b9266366c90d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467280eb-500b-450c-ac14-b9266366c90d/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467280eb-500b-450c-ac14-b9266366c90d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467280eb-500b-450c-ac14-b9266366c90d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-simple/nested_4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467280eb-500b-450c-ac14-b9266366c90d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467280eb-500b-450c-ac14-b9266366c90d/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fcf77da5263056f8d62c4caf3b92919690d80ef4ff864a75d0d8d1eec10bdccf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:17:12,717 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:17:12,808 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467280eb-500b-450c-ac14-b9266366c90d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:17:12,813 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:17:12,814 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:17:12,844 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:17:12,845 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:17:12,846 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:17:12,846 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:17:12,847 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:17:12,848 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:17:12,848 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:17:12,849 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:17:12,850 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:17:12,850 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:17:12,851 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:17:12,851 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:17:12,852 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:17:12,852 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:17:12,853 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:17:12,853 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:17:12,854 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:17:12,855 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:17:12,855 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:17:12,856 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:17:12,856 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:17:12,857 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:12,857 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:17:12,858 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:17:12,858 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:17:12,859 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:17:12,859 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:17:12,859 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:17:12,860 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_467280eb-500b-450c-ac14-b9266366c90d/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467280eb-500b-450c-ac14-b9266366c90d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcf77da5263056f8d62c4caf3b92919690d80ef4ff864a75d0d8d1eec10bdccf [2023-11-19 03:17:13,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:17:13,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:17:13,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:17:13,152 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:17:13,152 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:17:13,154 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467280eb-500b-450c-ac14-b9266366c90d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/loop-simple/nested_4.c [2023-11-19 03:17:16,440 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:17:16,681 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:17:16,681 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467280eb-500b-450c-ac14-b9266366c90d/sv-benchmarks/c/loop-simple/nested_4.c [2023-11-19 03:17:16,689 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467280eb-500b-450c-ac14-b9266366c90d/bin/ukojak-verify-G8NBE6pJGL/data/286ec405d/ac70b73a3ecc40f9869c196c3aae5430/FLAG67b97e091 [2023-11-19 03:17:16,703 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467280eb-500b-450c-ac14-b9266366c90d/bin/ukojak-verify-G8NBE6pJGL/data/286ec405d/ac70b73a3ecc40f9869c196c3aae5430 [2023-11-19 03:17:16,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:17:16,708 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:17:16,709 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:16,710 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:17:16,718 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:17:16,719 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:16" (1/1) ... [2023-11-19 03:17:16,720 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65219821 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:16, skipping insertion in model container [2023-11-19 03:17:16,720 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:16" (1/1) ... [2023-11-19 03:17:16,742 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:17:16,912 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467280eb-500b-450c-ac14-b9266366c90d/sv-benchmarks/c/loop-simple/nested_4.c[841,854] [2023-11-19 03:17:16,919 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:16,931 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:17:16,948 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467280eb-500b-450c-ac14-b9266366c90d/sv-benchmarks/c/loop-simple/nested_4.c[841,854] [2023-11-19 03:17:16,949 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:16,964 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:17:16,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:16 WrapperNode [2023-11-19 03:17:16,965 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:16,966 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:16,966 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:17:16,967 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:17:16,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:16" (1/1) ... [2023-11-19 03:17:16,982 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:16" (1/1) ... [2023-11-19 03:17:16,999 INFO L138 Inliner]: procedures = 10, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2023-11-19 03:17:16,999 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:17,000 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:17:17,000 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:17:17,001 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:17:17,010 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:16" (1/1) ... [2023-11-19 03:17:17,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:16" (1/1) ... [2023-11-19 03:17:17,011 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:16" (1/1) ... [2023-11-19 03:17:17,012 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:16" (1/1) ... [2023-11-19 03:17:17,016 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:16" (1/1) ... [2023-11-19 03:17:17,020 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:16" (1/1) ... [2023-11-19 03:17:17,021 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:16" (1/1) ... [2023-11-19 03:17:17,022 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:16" (1/1) ... [2023-11-19 03:17:17,024 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:17:17,025 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:17:17,025 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:17:17,025 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:17:17,026 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:16" (1/1) ... [2023-11-19 03:17:17,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:17,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467280eb-500b-450c-ac14-b9266366c90d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:17:17,065 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467280eb-500b-450c-ac14-b9266366c90d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:17:17,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467280eb-500b-450c-ac14-b9266366c90d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:17:17,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:17:17,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:17:17,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:17:17,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:17:17,169 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:17:17,171 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:17:17,313 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:17:17,355 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:17:17,355 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:17:17,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:17 BoogieIcfgContainer [2023-11-19 03:17:17,360 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:17:17,370 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:17:17,371 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:17:17,386 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:17:17,387 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:17" (1/1) ... [2023-11-19 03:17:17,395 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:17:17,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:17,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2023-11-19 03:17:17,442 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2023-11-19 03:17:17,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:17:17,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:17,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:17,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:17,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:17,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2023-11-19 03:17:17,688 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2023-11-19 03:17:17,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:17:17,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:17,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:17,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:17,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:17,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:17,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2023-11-19 03:17:17,839 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2023-11-19 03:17:17,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:17:17,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:17,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:17,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:17,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:18,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:18,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2023-11-19 03:17:18,007 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2023-11-19 03:17:18,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:17:18,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:18,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:18,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:18,101 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:18,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:18,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2023-11-19 03:17:18,136 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2023-11-19 03:17:18,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:17:18,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:18,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:18,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:18,208 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:18,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:18,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2023-11-19 03:17:18,278 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2023-11-19 03:17:18,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:17:18,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:18,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:18,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:18,383 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:17:18,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:18,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2023-11-19 03:17:18,684 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2023-11-19 03:17:18,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:17:18,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:18,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:18,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:18,808 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:17:20,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:20,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 29 states and 51 transitions. [2023-11-19 03:17:20,016 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 51 transitions. [2023-11-19 03:17:20,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:17:20,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:20,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:20,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:20,121 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-19 03:17:23,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:23,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 51 states and 95 transitions. [2023-11-19 03:17:23,956 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 95 transitions. [2023-11-19 03:17:23,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:17:23,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:23,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:24,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:24,201 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 81 proven. 3 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-11-19 03:17:24,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:24,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 52 states and 96 transitions. [2023-11-19 03:17:24,517 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 96 transitions. [2023-11-19 03:17:24,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:17:24,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:24,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:24,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:24,717 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 102 proven. 6 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-11-19 03:17:25,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:25,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 53 states and 97 transitions. [2023-11-19 03:17:25,044 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 97 transitions. [2023-11-19 03:17:25,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:17:25,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:25,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:25,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:25,220 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 123 proven. 10 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-11-19 03:17:25,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:25,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 54 states and 98 transitions. [2023-11-19 03:17:25,545 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2023-11-19 03:17:25,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:17:25,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:25,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:25,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:25,735 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 144 proven. 15 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-11-19 03:17:26,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:26,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 55 states and 98 transitions. [2023-11-19 03:17:26,085 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 98 transitions. [2023-11-19 03:17:26,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:17:26,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:26,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:26,275 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 214 proven. 24 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2023-11-19 03:17:27,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:27,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 59 states and 105 transitions. [2023-11-19 03:17:27,338 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 105 transitions. [2023-11-19 03:17:27,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:17:27,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:27,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:27,443 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 260 proven. 3 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-19 03:17:27,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:27,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 60 states and 106 transitions. [2023-11-19 03:17:27,754 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 106 transitions. [2023-11-19 03:17:27,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:17:27,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:27,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:27,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:27,863 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 288 proven. 6 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-19 03:17:28,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:28,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 61 states and 107 transitions. [2023-11-19 03:17:28,162 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 107 transitions. [2023-11-19 03:17:28,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:17:28,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:28,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:28,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:28,251 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 316 proven. 10 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-19 03:17:28,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:28,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 62 states and 108 transitions. [2023-11-19 03:17:28,561 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 108 transitions. [2023-11-19 03:17:28,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:17:28,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:28,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:28,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:28,660 INFO L134 CoverageAnalysis]: Checked inductivity of 657 backedges. 344 proven. 15 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-19 03:17:28,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:28,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 63 states and 108 transitions. [2023-11-19 03:17:28,998 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 108 transitions. [2023-11-19 03:17:28,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:17:28,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:28,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:29,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:29,185 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 349 proven. 97 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2023-11-19 03:17:30,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:30,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 67 states and 115 transitions. [2023-11-19 03:17:30,405 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 115 transitions. [2023-11-19 03:17:30,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:17:30,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:30,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:30,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:30,519 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 439 proven. 3 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2023-11-19 03:17:30,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:30,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 68 states and 116 transitions. [2023-11-19 03:17:30,815 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 116 transitions. [2023-11-19 03:17:30,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:17:30,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:30,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:30,897 INFO L134 CoverageAnalysis]: Checked inductivity of 850 backedges. 474 proven. 6 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2023-11-19 03:17:31,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:31,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 69 states and 117 transitions. [2023-11-19 03:17:31,196 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 117 transitions. [2023-11-19 03:17:31,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:17:31,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:31,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:31,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:31,314 INFO L134 CoverageAnalysis]: Checked inductivity of 889 backedges. 509 proven. 10 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2023-11-19 03:17:31,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:31,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 70 states and 118 transitions. [2023-11-19 03:17:31,641 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 118 transitions. [2023-11-19 03:17:31,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:17:31,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:31,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:31,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:31,742 INFO L134 CoverageAnalysis]: Checked inductivity of 929 backedges. 544 proven. 15 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2023-11-19 03:17:32,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:32,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 71 states and 118 transitions. [2023-11-19 03:17:32,058 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 118 transitions. [2023-11-19 03:17:32,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:17:32,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:32,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:32,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:32,245 INFO L134 CoverageAnalysis]: Checked inductivity of 970 backedges. 484 proven. 220 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2023-11-19 03:17:33,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:33,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 75 states and 125 transitions. [2023-11-19 03:17:33,542 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 125 transitions. [2023-11-19 03:17:33,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 03:17:33,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:33,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:33,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:33,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 618 proven. 3 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2023-11-19 03:17:33,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:33,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 76 states and 126 transitions. [2023-11-19 03:17:33,967 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 126 transitions. [2023-11-19 03:17:33,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 03:17:33,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:33,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:33,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:34,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1158 backedges. 660 proven. 6 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2023-11-19 03:17:34,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:34,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 77 states and 127 transitions. [2023-11-19 03:17:34,437 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 127 transitions. [2023-11-19 03:17:34,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 03:17:34,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:34,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:34,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:34,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1204 backedges. 702 proven. 10 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2023-11-19 03:17:34,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:34,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 78 states and 128 transitions. [2023-11-19 03:17:34,913 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 128 transitions. [2023-11-19 03:17:34,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:17:34,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:34,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:34,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:35,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1251 backedges. 744 proven. 15 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2023-11-19 03:17:35,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:35,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 79 states and 128 transitions. [2023-11-19 03:17:35,379 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 128 transitions. [2023-11-19 03:17:35,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 03:17:35,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:35,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:35,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:35,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1299 backedges. 619 proven. 393 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-19 03:17:37,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:37,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 83 states and 134 transitions. [2023-11-19 03:17:37,008 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 134 transitions. [2023-11-19 03:17:37,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 03:17:37,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:37,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:37,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:37,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1464 backedges. 797 proven. 3 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2023-11-19 03:17:37,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:37,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 84 states and 135 transitions. [2023-11-19 03:17:37,474 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 135 transitions. [2023-11-19 03:17:37,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 03:17:37,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:37,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:37,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:37,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 846 proven. 6 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2023-11-19 03:17:37,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:37,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 85 states and 136 transitions. [2023-11-19 03:17:37,939 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 136 transitions. [2023-11-19 03:17:37,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 03:17:37,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:37,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:37,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:38,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1569 backedges. 895 proven. 10 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2023-11-19 03:17:38,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:38,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 86 states and 137 transitions. [2023-11-19 03:17:38,402 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 137 transitions. [2023-11-19 03:17:38,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-19 03:17:38,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:38,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:38,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:38,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1623 backedges. 944 proven. 15 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2023-11-19 03:17:38,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:38,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 87 states and 137 transitions. [2023-11-19 03:17:38,870 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 137 transitions. [2023-11-19 03:17:38,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-19 03:17:38,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:38,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:38,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:38,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1678 backedges. 856 proven. 3 refuted. 0 times theorem prover too weak. 819 trivial. 0 not checked. [2023-11-19 03:17:39,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:39,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 88 states and 138 transitions. [2023-11-19 03:17:39,317 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 138 transitions. [2023-11-19 03:17:39,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-19 03:17:39,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:39,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:39,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:39,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1734 backedges. 909 proven. 6 refuted. 0 times theorem prover too weak. 819 trivial. 0 not checked. [2023-11-19 03:17:39,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:39,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 89 states and 139 transitions. [2023-11-19 03:17:39,838 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 139 transitions. [2023-11-19 03:17:39,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-19 03:17:39,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:39,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:39,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:39,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1791 backedges. 962 proven. 10 refuted. 0 times theorem prover too weak. 819 trivial. 0 not checked. [2023-11-19 03:17:40,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:40,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 90 states and 140 transitions. [2023-11-19 03:17:40,408 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 140 transitions. [2023-11-19 03:17:40,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-19 03:17:40,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:40,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:40,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:40,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1849 backedges. 1015 proven. 15 refuted. 0 times theorem prover too weak. 819 trivial. 0 not checked. [2023-11-19 03:17:40,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:40,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 91 states and 140 transitions. [2023-11-19 03:17:40,907 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 140 transitions. [2023-11-19 03:17:40,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-19 03:17:40,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:40,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:40,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:41,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1908 backedges. 647 proven. 276 refuted. 0 times theorem prover too weak. 985 trivial. 0 not checked. [2023-11-19 03:17:44,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:44,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 101 states and 159 transitions. [2023-11-19 03:17:44,551 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 159 transitions. [2023-11-19 03:17:44,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-19 03:17:44,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:44,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:44,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:44,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2340 backedges. 1171 proven. 3 refuted. 0 times theorem prover too weak. 1166 trivial. 0 not checked. [2023-11-19 03:17:44,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:45,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 102 states and 160 transitions. [2023-11-19 03:17:45,000 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 160 transitions. [2023-11-19 03:17:45,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-19 03:17:45,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:45,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:45,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:45,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2406 backedges. 1234 proven. 6 refuted. 0 times theorem prover too weak. 1166 trivial. 0 not checked. [2023-11-19 03:17:45,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:45,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 103 states and 161 transitions. [2023-11-19 03:17:45,556 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 161 transitions. [2023-11-19 03:17:45,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-19 03:17:45,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:45,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:45,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:45,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2473 backedges. 1297 proven. 10 refuted. 0 times theorem prover too weak. 1166 trivial. 0 not checked. [2023-11-19 03:17:46,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:46,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 104 states and 162 transitions. [2023-11-19 03:17:46,073 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 162 transitions. [2023-11-19 03:17:46,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 03:17:46,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:46,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:46,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:46,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2541 backedges. 1360 proven. 15 refuted. 0 times theorem prover too weak. 1166 trivial. 0 not checked. [2023-11-19 03:17:46,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:46,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 105 states and 162 transitions. [2023-11-19 03:17:46,606 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 162 transitions. [2023-11-19 03:17:46,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-19 03:17:46,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:46,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:46,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:46,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2610 backedges. 1479 proven. 24 refuted. 0 times theorem prover too weak. 1107 trivial. 0 not checked. [2023-11-19 03:17:48,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:48,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 109 states and 169 transitions. [2023-11-19 03:17:48,235 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 169 transitions. [2023-11-19 03:17:48,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-19 03:17:48,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:48,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:48,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:48,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2842 backedges. 1350 proven. 3 refuted. 0 times theorem prover too weak. 1489 trivial. 0 not checked. [2023-11-19 03:17:48,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:48,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 110 states and 170 transitions. [2023-11-19 03:17:48,826 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 170 transitions. [2023-11-19 03:17:48,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-19 03:17:48,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:48,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:48,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:48,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2915 backedges. 1420 proven. 6 refuted. 0 times theorem prover too weak. 1489 trivial. 0 not checked. [2023-11-19 03:17:49,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:49,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 111 states and 171 transitions. [2023-11-19 03:17:49,350 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 171 transitions. [2023-11-19 03:17:49,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-19 03:17:49,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:49,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:49,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:49,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2989 backedges. 1490 proven. 10 refuted. 0 times theorem prover too weak. 1489 trivial. 0 not checked. [2023-11-19 03:17:49,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:49,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 112 states and 172 transitions. [2023-11-19 03:17:49,895 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 172 transitions. [2023-11-19 03:17:49,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-19 03:17:49,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:49,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:49,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:50,067 INFO L134 CoverageAnalysis]: Checked inductivity of 3064 backedges. 1560 proven. 15 refuted. 0 times theorem prover too weak. 1489 trivial. 0 not checked. [2023-11-19 03:17:50,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:50,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 113 states and 172 transitions. [2023-11-19 03:17:50,595 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 172 transitions. [2023-11-19 03:17:50,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-19 03:17:50,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:50,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:50,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:50,697 INFO L134 CoverageAnalysis]: Checked inductivity of 3140 backedges. 1915 proven. 97 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-19 03:17:52,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:52,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 117 states and 179 transitions. [2023-11-19 03:17:52,337 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 179 transitions. [2023-11-19 03:17:52,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-19 03:17:52,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:52,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:52,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:52,423 INFO L134 CoverageAnalysis]: Checked inductivity of 3394 backedges. 1529 proven. 3 refuted. 0 times theorem prover too weak. 1862 trivial. 0 not checked. [2023-11-19 03:17:52,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:52,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 118 states and 180 transitions. [2023-11-19 03:17:52,902 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 180 transitions. [2023-11-19 03:17:52,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 03:17:52,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:52,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:52,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:52,991 INFO L134 CoverageAnalysis]: Checked inductivity of 3474 backedges. 1606 proven. 6 refuted. 0 times theorem prover too weak. 1862 trivial. 0 not checked. [2023-11-19 03:17:53,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:53,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 119 states and 181 transitions. [2023-11-19 03:17:53,464 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 181 transitions. [2023-11-19 03:17:53,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-19 03:17:53,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:53,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:53,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:53,565 INFO L134 CoverageAnalysis]: Checked inductivity of 3555 backedges. 1683 proven. 10 refuted. 0 times theorem prover too weak. 1862 trivial. 0 not checked. [2023-11-19 03:17:54,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:54,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 120 states and 182 transitions. [2023-11-19 03:17:54,116 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 182 transitions. [2023-11-19 03:17:54,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-19 03:17:54,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:54,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:54,228 INFO L134 CoverageAnalysis]: Checked inductivity of 3637 backedges. 1760 proven. 15 refuted. 0 times theorem prover too weak. 1862 trivial. 0 not checked. [2023-11-19 03:17:54,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:54,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 121 states and 182 transitions. [2023-11-19 03:17:54,712 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 182 transitions. [2023-11-19 03:17:54,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-19 03:17:54,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:54,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:54,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:54,819 INFO L134 CoverageAnalysis]: Checked inductivity of 3720 backedges. 2351 proven. 220 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2023-11-19 03:17:56,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:56,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 125 states and 189 transitions. [2023-11-19 03:17:56,581 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 189 transitions. [2023-11-19 03:17:56,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-19 03:17:56,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:56,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:56,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:56,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3996 backedges. 1708 proven. 3 refuted. 0 times theorem prover too weak. 2285 trivial. 0 not checked. [2023-11-19 03:17:57,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:57,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 126 states and 190 transitions. [2023-11-19 03:17:57,178 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 190 transitions. [2023-11-19 03:17:57,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-19 03:17:57,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:57,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:57,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:57,272 INFO L134 CoverageAnalysis]: Checked inductivity of 4083 backedges. 1792 proven. 6 refuted. 0 times theorem prover too weak. 2285 trivial. 0 not checked. [2023-11-19 03:17:57,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:57,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 127 states and 191 transitions. [2023-11-19 03:17:57,747 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 191 transitions. [2023-11-19 03:17:57,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-19 03:17:57,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:57,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:57,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:57,940 INFO L134 CoverageAnalysis]: Checked inductivity of 4171 backedges. 1876 proven. 10 refuted. 0 times theorem prover too weak. 2285 trivial. 0 not checked. [2023-11-19 03:17:58,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:58,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 128 states and 192 transitions. [2023-11-19 03:17:58,487 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 192 transitions. [2023-11-19 03:17:58,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-19 03:17:58,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:58,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:58,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:58,601 INFO L134 CoverageAnalysis]: Checked inductivity of 4260 backedges. 1960 proven. 15 refuted. 0 times theorem prover too weak. 2285 trivial. 0 not checked. [2023-11-19 03:17:59,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:59,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 129 states and 192 transitions. [2023-11-19 03:17:59,162 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 192 transitions. [2023-11-19 03:17:59,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-19 03:17:59,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:59,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:59,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:59,282 INFO L134 CoverageAnalysis]: Checked inductivity of 4350 backedges. 2787 proven. 393 refuted. 0 times theorem prover too weak. 1170 trivial. 0 not checked. [2023-11-19 03:18:01,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:01,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 133 states and 198 transitions. [2023-11-19 03:18:01,206 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 198 transitions. [2023-11-19 03:18:01,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-19 03:18:01,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:01,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:01,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:01,299 INFO L134 CoverageAnalysis]: Checked inductivity of 4648 backedges. 1887 proven. 3 refuted. 0 times theorem prover too weak. 2758 trivial. 0 not checked.