./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70251f7-d82e-45bd-87b0-fae110f312b8/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70251f7-d82e-45bd-87b0-fae110f312b8/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70251f7-d82e-45bd-87b0-fae110f312b8/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70251f7-d82e-45bd-87b0-fae110f312b8/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70251f7-d82e-45bd-87b0-fae110f312b8/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70251f7-d82e-45bd-87b0-fae110f312b8/bin/ukojak-verify-1t5iHCbJaC --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 32bit --witnessprinter.graph.data.programhash 34fd2c5bce28a2f0a39de6b9c2d306403d911c32b4998862fc7a657ddcb319f4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:12:45,492 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:12:45,620 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70251f7-d82e-45bd-87b0-fae110f312b8/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:12:45,630 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:12:45,631 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:12:45,672 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:12:45,673 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:12:45,673 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:12:45,675 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:12:45,680 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:12:45,681 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:12:45,681 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:12:45,682 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:12:45,684 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:12:45,685 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:12:45,686 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:12:45,686 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:12:45,687 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:12:45,687 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:12:45,688 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:12:45,688 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:12:45,689 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:12:45,689 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:12:45,691 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:12:45,692 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:12:45,693 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:12:45,693 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:12:45,694 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:12:45,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:12:45,695 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:12:45,696 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:12:45,697 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:12:45,697 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:12:45,697 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:12:45,697 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:12:45,698 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_d70251f7-d82e-45bd-87b0-fae110f312b8/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70251f7-d82e-45bd-87b0-fae110f312b8/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34fd2c5bce28a2f0a39de6b9c2d306403d911c32b4998862fc7a657ddcb319f4 [2023-11-23 20:12:46,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:12:46,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:12:46,107 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:12:46,108 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:12:46,112 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:12:46,114 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70251f7-d82e-45bd-87b0-fae110f312b8/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound10.c [2023-11-23 20:12:49,162 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:12:49,359 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:12:49,360 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70251f7-d82e-45bd-87b0-fae110f312b8/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound10.c [2023-11-23 20:12:49,371 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70251f7-d82e-45bd-87b0-fae110f312b8/bin/ukojak-verify-1t5iHCbJaC/data/e5d9c92c5/eb9c9838269741fb9ebff1f55f6ab780/FLAG91ce71ff1 [2023-11-23 20:12:49,398 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70251f7-d82e-45bd-87b0-fae110f312b8/bin/ukojak-verify-1t5iHCbJaC/data/e5d9c92c5/eb9c9838269741fb9ebff1f55f6ab780 [2023-11-23 20:12:49,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:12:49,406 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:12:49,410 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:12:49,410 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:12:49,417 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:12:49,418 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:12:49" (1/1) ... [2023-11-23 20:12:49,419 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@101a8b4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:49, skipping insertion in model container [2023-11-23 20:12:49,420 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:12:49" (1/1) ... [2023-11-23 20:12:49,447 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:12:49,704 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:49,719 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:12:49,761 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:49,779 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:12:49,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:49 WrapperNode [2023-11-23 20:12:49,780 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:12:49,781 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:12:49,781 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:12:49,782 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:12:49,790 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:49" (1/1) ... [2023-11-23 20:12:49,808 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:49" (1/1) ... [2023-11-23 20:12:49,855 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 107 [2023-11-23 20:12:49,855 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:12:49,856 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:12:49,856 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:12:49,856 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:12:49,867 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:49" (1/1) ... [2023-11-23 20:12:49,867 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:49" (1/1) ... [2023-11-23 20:12:49,870 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:49" (1/1) ... [2023-11-23 20:12:49,870 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:49" (1/1) ... [2023-11-23 20:12:49,883 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:49" (1/1) ... [2023-11-23 20:12:49,886 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:49" (1/1) ... [2023-11-23 20:12:49,887 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:49" (1/1) ... [2023-11-23 20:12:49,889 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:49" (1/1) ... [2023-11-23 20:12:49,891 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:12:49,892 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:12:49,892 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:12:49,892 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:12:49,906 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:49" (1/1) ... [2023-11-23 20:12:49,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:12:49,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70251f7-d82e-45bd-87b0-fae110f312b8/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:12:49,938 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70251f7-d82e-45bd-87b0-fae110f312b8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:12:49,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70251f7-d82e-45bd-87b0-fae110f312b8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:12:49,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:12:49,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:12:49,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:12:49,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:12:49,985 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:12:49,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:12:50,062 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:12:50,064 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:12:50,553 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:12:50,591 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:12:50,591 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:12:50,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:12:50 BoogieIcfgContainer [2023-11-23 20:12:50,593 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:12:50,594 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:12:50,594 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:12:50,605 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:12:50,606 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:12:50" (1/1) ... [2023-11-23 20:12:50,615 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:12:50,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:50,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 135 states and 139 transitions. [2023-11-23 20:12:50,676 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 139 transitions. [2023-11-23 20:12:50,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:12:50,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:50,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:50,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:50,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:51,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:51,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 137 states and 141 transitions. [2023-11-23 20:12:51,034 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 141 transitions. [2023-11-23 20:12:51,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:12:51,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:51,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:51,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:51,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:51,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:51,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 138 states and 142 transitions. [2023-11-23 20:12:51,158 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 142 transitions. [2023-11-23 20:12:51,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:12:51,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:51,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:51,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:51,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:51,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:51,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 143 states and 150 transitions. [2023-11-23 20:12:51,406 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 150 transitions. [2023-11-23 20:12:51,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:12:51,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:51,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:51,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:51,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:51,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:51,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:51,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:51,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 144 states and 152 transitions. [2023-11-23 20:12:51,681 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 152 transitions. [2023-11-23 20:12:51,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:12:51,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:51,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:51,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:51,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:51,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:51,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 145 states and 153 transitions. [2023-11-23 20:12:51,726 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 153 transitions. [2023-11-23 20:12:51,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:12:51,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:51,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:51,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:51,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:51,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:51,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 144 states and 152 transitions. [2023-11-23 20:12:51,747 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 152 transitions. [2023-11-23 20:12:51,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:12:51,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:51,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:51,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:51,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:51,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:51,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:52,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:52,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 152 states and 164 transitions. [2023-11-23 20:12:52,235 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 164 transitions. [2023-11-23 20:12:52,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:12:52,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:52,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:52,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:52,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:52,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:52,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:52,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:52,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 153 states and 165 transitions. [2023-11-23 20:12:52,298 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 165 transitions. [2023-11-23 20:12:52,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:12:52,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:52,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:52,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:52,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:52,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:52,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:52,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:52,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 154 states and 166 transitions. [2023-11-23 20:12:52,356 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 166 transitions. [2023-11-23 20:12:52,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:12:52,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:52,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:52,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:52,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:12:52,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:52,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:52,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:52,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 153 states and 165 transitions. [2023-11-23 20:12:52,404 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 165 transitions. [2023-11-23 20:12:52,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:12:52,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:52,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:52,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:52,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:52,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:52,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:52,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:52,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 155 states and 167 transitions. [2023-11-23 20:12:52,477 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 167 transitions. [2023-11-23 20:12:52,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:12:52,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:52,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:52,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:52,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:52,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:52,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:52,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:52,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 162 states and 176 transitions. [2023-11-23 20:12:52,825 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 176 transitions. [2023-11-23 20:12:52,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:12:52,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:52,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:52,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:52,847 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:12:52,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:52,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:53,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:53,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 170 states and 185 transitions. [2023-11-23 20:12:53,269 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 185 transitions. [2023-11-23 20:12:53,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:12:53,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:53,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:53,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:53,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:53,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:53,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:53,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:53,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 171 states and 187 transitions. [2023-11-23 20:12:53,420 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 187 transitions. [2023-11-23 20:12:53,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:12:53,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:53,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:53,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:53,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:53,458 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:53,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:53,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:53,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 173 states and 190 transitions. [2023-11-23 20:12:53,593 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 190 transitions. [2023-11-23 20:12:53,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:12:53,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:53,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:53,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:53,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:12:53,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:53,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:53,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:53,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 172 states and 189 transitions. [2023-11-23 20:12:53,652 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 189 transitions. [2023-11-23 20:12:53,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:12:53,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:53,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:53,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:53,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:53,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:53,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:53,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:53,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 175 states and 192 transitions. [2023-11-23 20:12:53,770 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 192 transitions. [2023-11-23 20:12:53,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:12:53,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:53,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:53,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:53,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:53,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:53,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:53,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:53,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 176 states and 193 transitions. [2023-11-23 20:12:53,864 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 193 transitions. [2023-11-23 20:12:53,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:12:53,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:53,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:53,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:53,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:53,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:53,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:53,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:53,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 177 states and 194 transitions. [2023-11-23 20:12:53,944 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 194 transitions. [2023-11-23 20:12:53,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:12:53,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:53,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:53,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:12:53,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:54,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:54,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:54,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 185 states and 202 transitions. [2023-11-23 20:12:54,259 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 202 transitions. [2023-11-23 20:12:54,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:12:54,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:54,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:54,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:54,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:12:54,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:54,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:54,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:54,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 193 states and 211 transitions. [2023-11-23 20:12:54,552 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 211 transitions. [2023-11-23 20:12:54,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:12:54,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:54,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:54,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:54,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:12:54,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:54,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:54,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:54,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 192 states and 210 transitions. [2023-11-23 20:12:54,607 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 210 transitions. [2023-11-23 20:12:54,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:12:54,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:54,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:54,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:54,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:54,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:54,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:54,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:54,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 194 states and 212 transitions. [2023-11-23 20:12:54,811 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 212 transitions. [2023-11-23 20:12:54,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:12:54,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:54,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:54,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:54,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:12:54,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:54,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:55,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:55,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 198 states and 217 transitions. [2023-11-23 20:12:55,090 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 217 transitions. [2023-11-23 20:12:55,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:12:55,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:55,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:55,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:12:55,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:55,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:55,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:55,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 202 states and 222 transitions. [2023-11-23 20:12:55,324 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 222 transitions. [2023-11-23 20:12:55,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:12:55,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:55,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:55,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:55,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:55,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:55,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:55,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:55,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 205 states and 230 transitions. [2023-11-23 20:12:55,438 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 230 transitions. [2023-11-23 20:12:55,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:12:55,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:55,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:55,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:55,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:55,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:55,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:56,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:56,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 234 states and 267 transitions. [2023-11-23 20:12:56,536 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 267 transitions. [2023-11-23 20:12:56,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:12:56,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:56,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:56,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:56,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:56,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:56,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:56,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:56,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 235 states and 268 transitions. [2023-11-23 20:12:56,645 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 268 transitions. [2023-11-23 20:12:56,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:12:56,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:56,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:56,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:56,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:56,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:56,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:57,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:57,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 265 states and 306 transitions. [2023-11-23 20:12:57,964 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 306 transitions. [2023-11-23 20:12:57,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:12:57,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:57,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:57,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:57,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:12:57,998 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:58,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:58,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:58,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 264 states and 305 transitions. [2023-11-23 20:12:58,014 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 305 transitions. [2023-11-23 20:12:58,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:12:58,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:58,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:58,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:58,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:58,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:58,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:58,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:58,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 267 states and 311 transitions. [2023-11-23 20:12:58,542 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 311 transitions. [2023-11-23 20:12:58,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:12:58,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:58,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:58,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:58,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:58,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:59,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:59,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 269 states and 313 transitions. [2023-11-23 20:12:59,125 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 313 transitions. [2023-11-23 20:12:59,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:12:59,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:59,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:59,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:59,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:59,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:59,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:59,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:59,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 273 states and 320 transitions. [2023-11-23 20:12:59,728 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 320 transitions. [2023-11-23 20:12:59,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:12:59,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:59,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:59,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:59,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:59,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:59,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:59,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:59,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 276 states and 323 transitions. [2023-11-23 20:12:59,947 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 323 transitions. [2023-11-23 20:12:59,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:12:59,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:59,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:59,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:12:59,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:59,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:59,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:59,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 275 states and 322 transitions. [2023-11-23 20:12:59,991 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 322 transitions. [2023-11-23 20:12:59,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:12:59,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:59,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:00,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:00,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:00,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:00,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:00,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:00,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 276 states and 323 transitions. [2023-11-23 20:13:00,089 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 323 transitions. [2023-11-23 20:13:00,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:13:00,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:00,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:00,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:00,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:13:00,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:00,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:00,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:00,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 282 states and 331 transitions. [2023-11-23 20:13:00,775 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 331 transitions. [2023-11-23 20:13:00,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:13:00,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:00,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:00,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:00,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:00,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:00,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:00,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:00,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 283 states and 333 transitions. [2023-11-23 20:13:00,934 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 333 transitions. [2023-11-23 20:13:00,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:13:00,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:00,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:00,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:00,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:01,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:01,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:01,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 285 states and 335 transitions. [2023-11-23 20:13:01,174 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 335 transitions. [2023-11-23 20:13:01,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:13:01,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:01,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:01,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:01,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:01,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:01,318 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:01,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:01,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 293 states and 347 transitions. [2023-11-23 20:13:01,865 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 347 transitions. [2023-11-23 20:13:01,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:13:01,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:01,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:01,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:01,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:01,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:02,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:03,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:03,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 305 states and 365 transitions. [2023-11-23 20:13:03,156 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 365 transitions. [2023-11-23 20:13:03,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:13:03,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:03,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:03,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:03,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:03,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:03,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:03,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:03,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 314 states and 378 transitions. [2023-11-23 20:13:03,879 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 378 transitions. [2023-11-23 20:13:03,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:13:03,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:03,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:03,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:03,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:03,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:04,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:05,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:05,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 326 states and 399 transitions. [2023-11-23 20:13:05,512 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 399 transitions. [2023-11-23 20:13:05,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:13:05,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:05,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:05,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:05,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:13:05,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:05,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:05,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:05,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 325 states and 398 transitions. [2023-11-23 20:13:05,555 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 398 transitions. [2023-11-23 20:13:05,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:13:05,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:05,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:05,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:05,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:05,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:05,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:06,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:06,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 330 states and 404 transitions. [2023-11-23 20:13:06,551 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 404 transitions. [2023-11-23 20:13:06,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:13:06,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:06,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:06,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:06,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:13:06,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:06,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:08,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:08,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 369 states and 471 transitions. [2023-11-23 20:13:08,795 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 471 transitions. [2023-11-23 20:13:08,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:13:08,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:08,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:08,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:08,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:08,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:09,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:10,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-23 20:13:11,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:11,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 375 states and 480 transitions. [2023-11-23 20:13:11,474 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 480 transitions. [2023-11-23 20:13:11,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:13:11,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:11,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:11,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:11,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:13:11,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:11,704 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:14,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:14,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 414 states and 550 transitions. [2023-11-23 20:13:14,260 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 550 transitions. [2023-11-23 20:13:14,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:13:14,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:14,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:14,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:14,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:14,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:14,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:15,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:15,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 421 states and 562 transitions. [2023-11-23 20:13:15,638 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 562 transitions. [2023-11-23 20:13:15,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:13:15,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:15,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:15,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:13:15,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:15,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:15,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:15,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 420 states and 561 transitions. [2023-11-23 20:13:15,688 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 561 transitions. [2023-11-23 20:13:15,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:13:15,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:15,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:15,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:15,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:13:15,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:15,787 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:16,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:16,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 421 states and 567 transitions. [2023-11-23 20:13:16,103 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 567 transitions. [2023-11-23 20:13:16,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:13:16,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:16,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:16,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:16,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:13:16,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:16,589 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:18,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:18,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 429 states and 582 transitions. [2023-11-23 20:13:18,232 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 582 transitions. [2023-11-23 20:13:18,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:13:18,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:18,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:18,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:18,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:13:18,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:18,344 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:18,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:18,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 430 states and 583 transitions. [2023-11-23 20:13:18,634 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 583 transitions. [2023-11-23 20:13:18,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:13:18,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:18,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:18,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:18,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:18,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:18,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:20,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:20,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 439 states and 597 transitions. [2023-11-23 20:13:20,618 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 597 transitions. [2023-11-23 20:13:20,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:13:20,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:20,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:20,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:20,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:13:20,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:21,143 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:24,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:24,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 447 states and 611 transitions. [2023-11-23 20:13:24,254 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 611 transitions. [2023-11-23 20:13:24,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:13:24,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:24,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:24,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:24,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:24,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:24,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:25,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:25,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 457 states and 626 transitions. [2023-11-23 20:13:25,674 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 626 transitions. [2023-11-23 20:13:25,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:13:25,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:25,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:25,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:25,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:25,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:25,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:26,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:26,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 456 states and 625 transitions. [2023-11-23 20:13:26,679 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 625 transitions. [2023-11-23 20:13:26,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:13:26,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:26,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:26,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:26,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:26,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:26,745 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:29,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:29,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 464 states and 639 transitions. [2023-11-23 20:13:29,745 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 639 transitions. [2023-11-23 20:13:29,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:13:29,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:29,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:29,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:29,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:29,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:29,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:30,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:30,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 463 states and 638 transitions. [2023-11-23 20:13:30,670 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 638 transitions. [2023-11-23 20:13:30,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:13:30,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:30,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:30,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:30,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:30,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:30,722 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:34,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:34,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 472 states and 653 transitions. [2023-11-23 20:13:34,651 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 653 transitions. [2023-11-23 20:13:34,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:13:34,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:34,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:34,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:34,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:34,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:34,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:35,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:35,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 471 states and 652 transitions. [2023-11-23 20:13:35,769 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 652 transitions. [2023-11-23 20:13:35,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:13:35,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:35,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:35,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:35,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:35,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:35,835 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:39,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:39,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 481 states and 668 transitions. [2023-11-23 20:13:39,924 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 668 transitions. [2023-11-23 20:13:39,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:13:39,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:39,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:39,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:39,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:13:39,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:39,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:39,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:39,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 480 states and 667 transitions. [2023-11-23 20:13:39,986 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 667 transitions. [2023-11-23 20:13:39,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:13:39,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:39,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:40,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:40,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:40,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:40,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:41,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:41,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 479 states and 666 transitions. [2023-11-23 20:13:41,914 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 666 transitions. [2023-11-23 20:13:41,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:13:41,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:41,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:41,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:41,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:13:41,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:42,014 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.