./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/dijkstra2-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_00624609-0d92-43e0-927b-21e53abc0052/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00624609-0d92-43e0-927b-21e53abc0052/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00624609-0d92-43e0-927b-21e53abc0052/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00624609-0d92-43e0-927b-21e53abc0052/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-nla/dijkstra2-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00624609-0d92-43e0-927b-21e53abc0052/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00624609-0d92-43e0-927b-21e53abc0052/bin/ukojak-verify-0OAaufAVZV --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 3e7687da568dfe273ac225f01dbc8df1f76ef15d8b8e5d222cf6fab4c622d621 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:22,936 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:23,073 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00624609-0d92-43e0-927b-21e53abc0052/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:55:23,079 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:55:23,081 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:55:23,121 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:23,122 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:55:23,123 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:55:23,124 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:23,129 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:23,130 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:23,130 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:55:23,131 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:55:23,133 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:55:23,133 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:55:23,134 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:23,134 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:55:23,135 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:23,135 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:55:23,136 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:55:23,136 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:55:23,137 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:55:23,137 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:55:23,138 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:23,138 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:23,139 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:23,141 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:23,141 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:23,142 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:23,142 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:23,144 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:55:23,144 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:55:23,144 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:55:23,144 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:55:23,145 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_00624609-0d92-43e0-927b-21e53abc0052/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00624609-0d92-43e0-927b-21e53abc0052/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e7687da568dfe273ac225f01dbc8df1f76ef15d8b8e5d222cf6fab4c622d621 [2023-11-11 23:55:23,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:23,426 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:23,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:23,430 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:23,431 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:23,432 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00624609-0d92-43e0-927b-21e53abc0052/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/termination-nla/dijkstra2-both-nt.c [2023-11-11 23:55:26,675 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:26,891 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:26,892 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00624609-0d92-43e0-927b-21e53abc0052/sv-benchmarks/c/termination-nla/dijkstra2-both-nt.c [2023-11-11 23:55:26,901 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00624609-0d92-43e0-927b-21e53abc0052/bin/ukojak-verify-0OAaufAVZV/data/b7792cc28/4d04b1e5a06c4dc4a81da57e0bb316e9/FLAGf9083f8f8 [2023-11-11 23:55:26,916 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00624609-0d92-43e0-927b-21e53abc0052/bin/ukojak-verify-0OAaufAVZV/data/b7792cc28/4d04b1e5a06c4dc4a81da57e0bb316e9 [2023-11-11 23:55:26,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:26,921 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:26,922 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:26,923 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:26,928 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:26,929 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:26" (1/1) ... [2023-11-11 23:55:26,930 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@142d6760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:26, skipping insertion in model container [2023-11-11 23:55:26,931 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:26" (1/1) ... [2023-11-11 23:55:26,953 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:27,145 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:27,154 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:55:27,182 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:27,198 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:55:27,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:27 WrapperNode [2023-11-11 23:55:27,199 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:27,200 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:27,200 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:55:27,201 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:55:27,209 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:27" (1/1) ... [2023-11-11 23:55:27,214 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:27" (1/1) ... [2023-11-11 23:55:27,237 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 60 [2023-11-11 23:55:27,238 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:27,239 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:55:27,239 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:55:27,239 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:55:27,249 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:27" (1/1) ... [2023-11-11 23:55:27,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:27" (1/1) ... [2023-11-11 23:55:27,251 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:27" (1/1) ... [2023-11-11 23:55:27,251 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:27" (1/1) ... [2023-11-11 23:55:27,255 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:27" (1/1) ... [2023-11-11 23:55:27,259 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:27" (1/1) ... [2023-11-11 23:55:27,260 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:27" (1/1) ... [2023-11-11 23:55:27,261 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:27" (1/1) ... [2023-11-11 23:55:27,263 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:55:27,268 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:55:27,268 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:55:27,268 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:55:27,270 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:27" (1/1) ... [2023-11-11 23:55:27,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:27,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00624609-0d92-43e0-927b-21e53abc0052/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:55:27,311 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00624609-0d92-43e0-927b-21e53abc0052/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:55:27,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00624609-0d92-43e0-927b-21e53abc0052/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:55:27,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:55:27,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:55:27,427 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:55:27,432 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:55:27,813 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:55:27,836 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:55:27,836 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:55:27,843 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:27 BoogieIcfgContainer [2023-11-11 23:55:27,844 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:55:27,846 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:55:27,846 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:55:27,855 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:55:27,856 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:27" (1/1) ... [2023-11-11 23:55:27,867 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:55:27,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:27,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 60 states and 65 transitions. [2023-11-11 23:55:27,934 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 65 transitions. [2023-11-11 23:55:27,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:55:27,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:27,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:28,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:28,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:28,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:28,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 59 states and 63 transitions. [2023-11-11 23:55:28,082 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 63 transitions. [2023-11-11 23:55:28,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:55:28,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:28,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:28,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:28,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:55:28,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:28,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:28,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:28,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 61 states and 68 transitions. [2023-11-11 23:55:28,181 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 68 transitions. [2023-11-11 23:55:28,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:55:28,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:28,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:28,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:28,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:55:28,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:28,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:28,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:28,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 64 states and 75 transitions. [2023-11-11 23:55:28,541 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 75 transitions. [2023-11-11 23:55:28,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:55:28,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:28,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:28,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:28,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:55:28,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:28,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:28,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:28,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 68 states and 82 transitions. [2023-11-11 23:55:28,906 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 82 transitions. [2023-11-11 23:55:28,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:55:28,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:28,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:28,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:28,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:55:28,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:28,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:29,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:29,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 71 states and 86 transitions. [2023-11-11 23:55:29,156 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 86 transitions. [2023-11-11 23:55:29,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:55:29,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:29,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:29,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:29,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:55:29,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:29,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:29,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:29,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 72 states and 87 transitions. [2023-11-11 23:55:29,434 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 87 transitions. [2023-11-11 23:55:29,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:55:29,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:29,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:29,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:29,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:55:29,451 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:29,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:30,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:30,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 79 states and 98 transitions. [2023-11-11 23:55:30,021 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 98 transitions. [2023-11-11 23:55:30,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:55:30,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:30,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:30,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:30,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:55:30,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:30,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:30,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:30,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 87 states and 110 transitions. [2023-11-11 23:55:30,759 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 110 transitions. [2023-11-11 23:55:30,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:55:30,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:30,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:30,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:30,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:55:30,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:30,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:30,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:30,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 89 states and 114 transitions. [2023-11-11 23:55:30,924 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 114 transitions. [2023-11-11 23:55:30,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:55:30,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:30,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:30,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:30,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:55:30,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:31,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:31,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:31,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 92 states and 118 transitions. [2023-11-11 23:55:31,147 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 118 transitions. [2023-11-11 23:55:31,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:55:31,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:31,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:31,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:31,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:55:31,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:31,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:31,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:31,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 93 states and 120 transitions. [2023-11-11 23:55:31,240 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 120 transitions. [2023-11-11 23:55:31,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:55:31,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:31,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:31,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:31,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:55:31,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:31,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:31,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:31,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 95 states and 122 transitions. [2023-11-11 23:55:31,327 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 122 transitions. [2023-11-11 23:55:31,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:55:31,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:31,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:31,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:31,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:55:31,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:31,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:31,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:31,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 104 states and 135 transitions. [2023-11-11 23:55:31,854 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 135 transitions. [2023-11-11 23:55:31,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:55:31,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:31,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:31,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:31,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:55:31,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:31,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:31,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:31,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 105 states and 136 transitions. [2023-11-11 23:55:31,978 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 136 transitions. [2023-11-11 23:55:31,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:55:31,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:31,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:31,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:31,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:55:31,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:32,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:32,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:32,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 115 states and 149 transitions. [2023-11-11 23:55:32,599 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 149 transitions. [2023-11-11 23:55:32,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:55:32,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:32,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:32,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:32,629 INFO L262 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:55:32,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:32,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:33,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:33,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 118 states and 156 transitions. [2023-11-11 23:55:33,093 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 156 transitions. [2023-11-11 23:55:33,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:55:33,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:33,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:33,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:33,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:55:33,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:33,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:33,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:33,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 119 states and 158 transitions. [2023-11-11 23:55:33,182 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 158 transitions. [2023-11-11 23:55:33,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:55:33,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:33,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:33,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:33,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:55:33,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:33,282 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:34,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:34,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 124 states and 171 transitions. [2023-11-11 23:55:34,780 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 171 transitions. [2023-11-11 23:55:34,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:55:34,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:34,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:34,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:34,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:55:34,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:34,845 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:35,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:35,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 126 states and 174 transitions. [2023-11-11 23:55:35,133 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 174 transitions. [2023-11-11 23:55:35,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:55:35,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:35,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:35,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:35,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:55:35,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:35,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:35,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:35,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 128 states and 176 transitions. [2023-11-11 23:55:35,294 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 176 transitions. [2023-11-11 23:55:35,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:55:35,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:35,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:35,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:35,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:55:35,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:35,409 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:36,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:36,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 131 states and 185 transitions. [2023-11-11 23:55:36,459 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 185 transitions. [2023-11-11 23:55:36,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:55:36,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:36,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:36,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:36,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:55:36,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:36,515 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:37,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:37,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 134 states and 190 transitions. [2023-11-11 23:55:37,038 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 190 transitions. [2023-11-11 23:55:37,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:55:37,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:37,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:37,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:37,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:55:37,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:37,099 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:37,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:37,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 136 states and 193 transitions. [2023-11-11 23:55:37,463 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 193 transitions. [2023-11-11 23:55:37,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:55:37,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:37,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:37,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:37,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:55:37,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:37,617 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:38,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:38,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 137 states and 194 transitions. [2023-11-11 23:55:38,241 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 194 transitions. [2023-11-11 23:55:38,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:55:38,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:38,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:38,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:38,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:55:38,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:38,308 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:38,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:38,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 135 states and 192 transitions. [2023-11-11 23:55:38,647 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 192 transitions. [2023-11-11 23:55:38,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:55:38,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:38,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:38,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:38,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:55:38,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:39,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:43,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:43,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 142 states and 204 transitions. [2023-11-11 23:55:43,064 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 204 transitions. [2023-11-11 23:55:43,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:55:43,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:43,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:43,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:55:43,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:43,413 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:46,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:46,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 149 states and 217 transitions. [2023-11-11 23:55:46,669 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 217 transitions. [2023-11-11 23:55:46,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:55:46,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:46,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:46,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:46,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:55:46,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:46,742 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:48,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:48,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 151 states and 218 transitions. [2023-11-11 23:55:48,140 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 218 transitions. [2023-11-11 23:55:48,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:55:48,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:48,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:48,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:48,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:55:48,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:49,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:52,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:52,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 158 states and 227 transitions. [2023-11-11 23:55:52,749 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 227 transitions. [2023-11-11 23:55:52,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:55:52,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:52,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:52,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:52,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:55:52,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:53,042 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:58,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:58,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 163 states and 240 transitions. [2023-11-11 23:55:58,831 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 240 transitions. [2023-11-11 23:55:58,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:55:58,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:58,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:58,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:58,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:55:58,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:58,878 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:05,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:05,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 169 states and 249 transitions. [2023-11-11 23:56:05,318 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 249 transitions. [2023-11-11 23:56:05,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:56:05,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:05,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:05,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:05,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:56:05,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:05,371 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:10,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:10,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 173 states and 254 transitions. [2023-11-11 23:56:10,149 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 254 transitions. [2023-11-11 23:56:10,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:56:10,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:10,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:10,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:10,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:56:10,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:12,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:21,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:21,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 177 states and 260 transitions. [2023-11-11 23:56:21,529 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 260 transitions. [2023-11-11 23:56:21,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:56:21,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:21,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:21,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:21,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:56:21,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:21,834 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.