./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d28214-0428-4475-a5d7-7089f405601b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d28214-0428-4475-a5d7-7089f405601b/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d28214-0428-4475-a5d7-7089f405601b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d28214-0428-4475-a5d7-7089f405601b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d28214-0428-4475-a5d7-7089f405601b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d28214-0428-4475-a5d7-7089f405601b/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cb384ff5c9201b9f90543357d3375f0a0ac9cc5fac01729f538d89799a1d7226 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:20:01,450 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:20:01,558 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d28214-0428-4475-a5d7-7089f405601b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:20:01,568 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:20:01,569 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:20:01,613 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:20:01,615 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:20:01,615 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:20:01,616 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:20:01,616 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:20:01,616 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:20:01,616 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:20:01,616 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:20:01,616 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:20:01,616 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:20:01,616 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:20:01,618 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:20:01,618 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:20:01,618 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:20:01,618 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:20:01,619 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:20:01,620 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:20:01,620 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:20:01,620 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:20:01,620 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:20:01,620 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:20:01,620 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:20:01,621 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:20:01,621 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:20:01,621 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:20:01,621 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:20:01,621 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:20:01,621 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:20:01,621 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_74d28214-0428-4475-a5d7-7089f405601b/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb384ff5c9201b9f90543357d3375f0a0ac9cc5fac01729f538d89799a1d7226 [2024-11-13 23:20:01,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:20:01,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:20:01,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:20:01,996 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:20:01,996 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:20:02,001 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d28214-0428-4475-a5d7-7089f405601b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound20.c Unable to find full path for "g++" [2024-11-13 23:20:04,094 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:20:04,369 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:20:04,370 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d28214-0428-4475-a5d7-7089f405601b/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound20.c [2024-11-13 23:20:04,376 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d28214-0428-4475-a5d7-7089f405601b/bin/ukojak-verify-EEHR8qb7sm/data/1ded55174/d5c6eee2b69241668d7eb3ee51182e75/FLAG7d2993eca [2024-11-13 23:20:04,392 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d28214-0428-4475-a5d7-7089f405601b/bin/ukojak-verify-EEHR8qb7sm/data/1ded55174/d5c6eee2b69241668d7eb3ee51182e75 [2024-11-13 23:20:04,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:20:04,396 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:20:04,398 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:20:04,398 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:20:04,403 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:20:04,404 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:20:04" (1/1) ... [2024-11-13 23:20:04,405 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6450dc5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:04, skipping insertion in model container [2024-11-13 23:20:04,405 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:20:04" (1/1) ... [2024-11-13 23:20:04,421 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:20:04,601 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d28214-0428-4475-a5d7-7089f405601b/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound20.c[597,610] [2024-11-13 23:20:04,630 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:20:04,644 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:20:04,657 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d28214-0428-4475-a5d7-7089f405601b/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound20.c[597,610] [2024-11-13 23:20:04,670 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:20:04,686 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:20:04,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:04 WrapperNode [2024-11-13 23:20:04,687 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:20:04,688 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:20:04,688 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:20:04,689 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:20:04,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:04" (1/1) ... [2024-11-13 23:20:04,705 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:04" (1/1) ... [2024-11-13 23:20:04,728 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 51 [2024-11-13 23:20:04,731 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:20:04,731 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:20:04,731 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:20:04,731 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:20:04,740 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:04" (1/1) ... [2024-11-13 23:20:04,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:04" (1/1) ... [2024-11-13 23:20:04,742 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:04" (1/1) ... [2024-11-13 23:20:04,746 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:04" (1/1) ... [2024-11-13 23:20:04,749 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:04" (1/1) ... [2024-11-13 23:20:04,753 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:04" (1/1) ... [2024-11-13 23:20:04,754 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:04" (1/1) ... [2024-11-13 23:20:04,755 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:04" (1/1) ... [2024-11-13 23:20:04,756 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:20:04,757 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:20:04,757 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:20:04,758 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:20:04,759 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:04" (1/1) ... [2024-11-13 23:20:04,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:20:04,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d28214-0428-4475-a5d7-7089f405601b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:20:04,806 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d28214-0428-4475-a5d7-7089f405601b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:20:04,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d28214-0428-4475-a5d7-7089f405601b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:20:04,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:20:04,840 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:20:04,840 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:20:04,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:20:04,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:20:04,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:20:04,841 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 23:20:04,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 23:20:04,909 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:20:04,912 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:20:05,079 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-13 23:20:05,079 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:20:05,123 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:20:05,124 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:20:05,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:20:05 BoogieIcfgContainer [2024-11-13 23:20:05,124 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:20:05,125 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:20:05,126 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:20:05,138 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:20:05,138 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:20:05" (1/1) ... [2024-11-13 23:20:05,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:20:05,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:05,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2024-11-13 23:20:05,205 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2024-11-13 23:20:05,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:20:05,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:05,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:05,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:05,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:05,374 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:20:05,380 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:05,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:20:05,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:05,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2024-11-13 23:20:05,807 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2024-11-13 23:20:05,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 23:20:05,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:05,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:05,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:06,410 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:20:07,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:07,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 38 transitions. [2024-11-13 23:20:07,184 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2024-11-13 23:20:07,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 23:20:07,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:07,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:07,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:07,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:07,288 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 23:20:07,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:08,090 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:20:09,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:09,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 31 states and 50 transitions. [2024-11-13 23:20:09,545 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 50 transitions. [2024-11-13 23:20:09,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 23:20:09,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:09,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:09,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:09,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:09,666 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 23:20:09,669 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:10,786 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:20:13,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:13,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 39 states and 69 transitions. [2024-11-13 23:20:13,787 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 69 transitions. [2024-11-13 23:20:13,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 23:20:13,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:13,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:13,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:13,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:13,866 INFO L255 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 23:20:13,869 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:15,156 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:20:17,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:17,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 44 states and 86 transitions. [2024-11-13 23:20:17,859 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 86 transitions. [2024-11-13 23:20:17,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 23:20:17,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:17,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:17,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:17,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:17,934 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-13 23:20:17,937 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:19,398 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 11 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 23:20:21,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:21,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 48 states and 99 transitions. [2024-11-13 23:20:21,780 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 99 transitions. [2024-11-13 23:20:21,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 23:20:21,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:21,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:21,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:21,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:21,881 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-13 23:20:21,884 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:23,160 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 11 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:20:25,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:25,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 51 states and 108 transitions. [2024-11-13 23:20:25,403 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 108 transitions. [2024-11-13 23:20:25,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 23:20:25,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:25,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:25,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:25,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:25,480 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-13 23:20:25,482 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:27,268 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 17 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 23:20:30,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:30,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 53 states and 118 transitions. [2024-11-13 23:20:30,316 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 118 transitions. [2024-11-13 23:20:30,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 23:20:30,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:30,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:30,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:30,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:30,400 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 23:20:30,403 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:31,454 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 11 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:20:32,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:32,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 54 states and 119 transitions. [2024-11-13 23:20:32,225 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 119 transitions. [2024-11-13 23:20:32,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 23:20:32,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:32,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:32,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:32,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:32,347 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-13 23:20:32,350 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:34,829 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 23:20:39,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:39,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 60 states and 141 transitions. [2024-11-13 23:20:39,983 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 141 transitions. [2024-11-13 23:20:39,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 23:20:39,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:39,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:40,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:40,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:40,120 INFO L255 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 23:20:40,122 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:42,454 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 9 proven. 26 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-13 23:20:47,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:47,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 62 states and 149 transitions. [2024-11-13 23:20:47,978 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 149 transitions. [2024-11-13 23:20:47,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 23:20:47,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:47,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:48,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:48,119 INFO L255 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 23:20:48,121 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:50,142 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 9 proven. 26 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-13 23:20:51,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:51,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 63 states and 152 transitions. [2024-11-13 23:20:51,163 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 152 transitions. [2024-11-13 23:20:51,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 23:20:51,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:51,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:51,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:51,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:51,264 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 23:20:51,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:53,172 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 17 proven. 19 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 23:20:55,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:55,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 64 states and 156 transitions. [2024-11-13 23:20:55,236 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 156 transitions. [2024-11-13 23:20:55,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 23:20:55,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:55,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:55,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:55,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:55,333 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 23:20:55,335 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:56,332 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-13 23:20:57,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:57,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 65 states and 157 transitions. [2024-11-13 23:20:57,490 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 157 transitions. [2024-11-13 23:20:57,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 23:20:57,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:57,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:57,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:57,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:57,588 INFO L255 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-13 23:20:57,590 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:01,248 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 21 proven. 31 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 23:21:09,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:09,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 70 states and 173 transitions. [2024-11-13 23:21:09,601 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 173 transitions. [2024-11-13 23:21:09,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 23:21:09,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:09,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:09,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:21:09,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:09,711 INFO L255 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-13 23:21:09,713 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:12,498 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 22 proven. 31 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-13 23:21:16,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:16,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 72 states and 182 transitions. [2024-11-13 23:21:16,066 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 182 transitions. [2024-11-13 23:21:16,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 23:21:16,067 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:16,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:16,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:21:16,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:16,253 INFO L255 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-13 23:21:16,255 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:20,631 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 13 proven. 50 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-13 23:21:27,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:27,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 74 states and 196 transitions. [2024-11-13 23:21:27,662 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 196 transitions. [2024-11-13 23:21:27,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 23:21:27,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:27,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:27,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:21:27,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:27,832 INFO L255 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-13 23:21:27,834 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:31,322 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 13 proven. 50 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-13 23:21:34,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:34,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 74 states and 188 transitions. [2024-11-13 23:21:34,145 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 188 transitions. [2024-11-13 23:21:34,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 23:21:34,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:34,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:34,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:21:34,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:34,271 INFO L255 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-11-13 23:21:34,272 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:41,326 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 25 proven. 56 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-13 23:21:50,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:50,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 78 states and 202 transitions. [2024-11-13 23:21:50,866 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 202 transitions. [2024-11-13 23:21:50,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 23:21:50,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:50,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:50,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:21:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:51,129 INFO L255 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 23:21:51,131 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:57,971 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 13 proven. 57 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-11-13 23:22:11,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:11,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 80 states and 209 transitions. [2024-11-13 23:22:11,036 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 209 transitions. [2024-11-13 23:22:11,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 23:22:11,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:11,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:11,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:22:11,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:11,250 INFO L255 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-13 23:22:11,252 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:16,179 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 15 proven. 70 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-13 23:22:17,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:17,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 81 states and 213 transitions. [2024-11-13 23:22:17,610 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 213 transitions. [2024-11-13 23:22:17,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-13 23:22:17,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:17,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:17,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:22:17,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:17,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-11-13 23:22:17,733 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:24,428 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 38 proven. 75 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-13 23:22:35,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:35,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 85 states and 227 transitions. [2024-11-13 23:22:35,292 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 227 transitions. [2024-11-13 23:22:35,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-13 23:22:35,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:35,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:35,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:22:35,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:35,611 INFO L255 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-13 23:22:35,612 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:44,985 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 15 proven. 77 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-13 23:23:02,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:02,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 87 states and 233 transitions. [2024-11-13 23:23:02,490 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 233 transitions. [2024-11-13 23:23:02,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-13 23:23:02,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:02,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:23:02,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:02,847 INFO L255 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-13 23:23:02,850 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:10,423 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 15 proven. 77 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-13 23:23:11,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:11,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 88 states and 237 transitions. [2024-11-13 23:23:11,804 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 237 transitions. [2024-11-13 23:23:11,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-13 23:23:11,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:11,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:23:12,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:12,020 INFO L255 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 68 conjuncts are in the unsatisfiable core [2024-11-13 23:23:12,023 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:23,766 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 55 proven. 94 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-13 23:23:37,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:37,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 92 states and 251 transitions. [2024-11-13 23:23:37,473 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 251 transitions. [2024-11-13 23:23:37,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-13 23:23:37,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:37,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:37,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:23:37,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:37,665 INFO L255 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 61 conjuncts are in the unsatisfiable core [2024-11-13 23:23:37,668 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:48,558 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 52 proven. 93 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2024-11-13 23:24:14,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:14,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 95 states and 246 transitions. [2024-11-13 23:24:14,031 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 246 transitions. [2024-11-13 23:24:14,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-13 23:24:14,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:14,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:14,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:24:14,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:14,553 INFO L255 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-13 23:24:14,555 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:25,335 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 37 proven. 101 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-13 23:24:40,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:40,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 97 states and 264 transitions. [2024-11-13 23:24:40,707 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 264 transitions. [2024-11-13 23:24:40,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-13 23:24:40,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:40,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:40,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:24:41,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:41,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-11-13 23:24:41,348 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:57,175 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 39 proven. 130 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2024-11-13 23:25:23,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:23,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 100 states and 284 transitions. [2024-11-13 23:25:23,783 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 284 transitions. [2024-11-13 23:25:23,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-13 23:25:23,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:23,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:25:23,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:25:24,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:24,068 INFO L255 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 66 conjuncts are in the unsatisfiable core [2024-11-13 23:25:24,071 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:39,201 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 40 proven. 141 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-11-13 23:25:59,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:59,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 103 states and 282 transitions. [2024-11-13 23:25:59,977 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 282 transitions. [2024-11-13 23:25:59,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 23:25:59,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:59,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:26:00,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:26:00,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:00,265 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-13 23:26:00,268 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:18,452 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 66 proven. 137 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 23:26:44,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:44,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 107 states and 296 transitions. [2024-11-13 23:26:44,556 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 296 transitions. [2024-11-13 23:26:44,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 23:26:44,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:44,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:26:44,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:26:44,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:44,906 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 78 conjuncts are in the unsatisfiable core [2024-11-13 23:26:44,910 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:00,971 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 49 proven. 178 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-11-13 23:27:12,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:12,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 107 states and 281 transitions. [2024-11-13 23:27:12,376 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 281 transitions. [2024-11-13 23:27:12,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 23:27:12,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:12,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:27:12,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:27:13,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:13,093 INFO L255 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-13 23:27:13,096 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:36,017 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 21 proven. 155 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2024-11-13 23:28:11,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:11,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 110 states and 306 transitions. [2024-11-13 23:28:11,508 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 306 transitions. [2024-11-13 23:28:11,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-13 23:28:11,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:11,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:28:11,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:28:12,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:12,716 INFO L255 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 70 conjuncts are in the unsatisfiable core [2024-11-13 23:28:12,719 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:41,462 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 50 proven. 213 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-13 23:30:03,326 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification. DAG size of input: 552 DAG size of output: 538 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:30:13,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:13,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 129 states and 385 transitions. [2024-11-13 23:30:13,328 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 385 transitions. [2024-11-13 23:30:13,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-13 23:30:13,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:13,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:30:13,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:30:13,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:13,616 INFO L255 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 64 conjuncts are in the unsatisfiable core [2024-11-13 23:30:13,618 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:38,902 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 65 proven. 176 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-13 23:31:13,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:13,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 132 states and 379 transitions. [2024-11-13 23:31:13,940 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 379 transitions. [2024-11-13 23:31:13,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-13 23:31:13,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:13,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:31:13,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:31:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:15,139 INFO L255 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 61 conjuncts are in the unsatisfiable core [2024-11-13 23:31:15,141 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:31:41,135 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 33 proven. 206 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2024-11-13 23:31:53,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:53,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 133 states and 380 transitions. [2024-11-13 23:31:53,116 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 380 transitions. [2024-11-13 23:31:53,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-13 23:31:53,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:53,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:31:53,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:31:54,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:54,050 INFO L255 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 70 conjuncts are in the unsatisfiable core [2024-11-13 23:31:54,054 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:32:25,465 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 35 proven. 229 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2024-11-13 23:32:57,008 WARN L286 SmtUtils]: Spent 8.96s on a formula simplification. DAG size of input: 566 DAG size of output: 542 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:33:23,033 WARN L286 SmtUtils]: Spent 10.13s on a formula simplification. DAG size of input: 563 DAG size of output: 541 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:33:32,707 WARN L286 SmtUtils]: Spent 5.36s on a formula simplification that was a NOOP. DAG size: 542 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:33:34,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:33:34,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 138 states and 391 transitions. [2024-11-13 23:33:34,043 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 391 transitions. [2024-11-13 23:33:34,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-13 23:33:34,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:33:34,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:33:34,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:33:35,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:33:35,101 INFO L255 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-13 23:33:35,103 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:34:00,208 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 31 proven. 250 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-11-13 23:34:25,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:34:25,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 144 states and 397 transitions. [2024-11-13 23:34:25,241 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 397 transitions. [2024-11-13 23:34:25,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 23:34:25,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:34:25,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:34:25,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:34:25,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:34:25,716 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 95 conjuncts are in the unsatisfiable core [2024-11-13 23:34:25,719 INFO L278 TraceCheckSpWp]: Computing forward predicates...