./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound10.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_c5d4f192-1faa-4b47-89b8-2a55700ea6fb/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d4f192-1faa-4b47-89b8-2a55700ea6fb/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_c5d4f192-1faa-4b47-89b8-2a55700ea6fb/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d4f192-1faa-4b47-89b8-2a55700ea6fb/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d4f192-1faa-4b47-89b8-2a55700ea6fb/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_c5d4f192-1faa-4b47-89b8-2a55700ea6fb/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 a4125f633efe01ed52ee22c33d3f9d531ac7ff6ac035f88f190008d4d4fb1af8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:52:36,952 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:52:37,032 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d4f192-1faa-4b47-89b8-2a55700ea6fb/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:52:37,041 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:52:37,041 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:52:37,075 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:52:37,076 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:52:37,076 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:52:37,077 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:52:37,077 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:52:37,077 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:52:37,077 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:52:37,077 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:52:37,078 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:52:37,078 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:52:37,078 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:52:37,078 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:52:37,078 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:52:37,078 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:52:37,079 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:52:37,079 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:52:37,079 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:52:37,079 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:52:37,079 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:52:37,079 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:52:37,079 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:52:37,079 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:52:37,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:52:37,080 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:52:37,080 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:52:37,080 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:52:37,080 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:52:37,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:52:37,080 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_c5d4f192-1faa-4b47-89b8-2a55700ea6fb/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 -> a4125f633efe01ed52ee22c33d3f9d531ac7ff6ac035f88f190008d4d4fb1af8 [2024-11-13 16:52:37,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:52:37,447 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:52:37,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:52:37,453 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:52:37,453 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:52:37,455 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d4f192-1faa-4b47-89b8-2a55700ea6fb/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound10.c Unable to find full path for "g++" [2024-11-13 16:52:39,460 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:52:39,885 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:52:39,886 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d4f192-1faa-4b47-89b8-2a55700ea6fb/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound10.c [2024-11-13 16:52:39,903 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d4f192-1faa-4b47-89b8-2a55700ea6fb/bin/ukojak-verify-EEHR8qb7sm/data/1f7ac5f3c/9755853ee9214553bb501fb88dd0c8e7/FLAG26b124fbd [2024-11-13 16:52:39,937 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d4f192-1faa-4b47-89b8-2a55700ea6fb/bin/ukojak-verify-EEHR8qb7sm/data/1f7ac5f3c/9755853ee9214553bb501fb88dd0c8e7 [2024-11-13 16:52:39,943 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:52:39,946 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:52:39,948 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:52:39,949 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:52:39,954 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:52:39,956 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:52:39" (1/1) ... [2024-11-13 16:52:39,958 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67a695d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:39, skipping insertion in model container [2024-11-13 16:52:39,961 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:52:39" (1/1) ... [2024-11-13 16:52:39,981 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:52:40,195 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_c5d4f192-1faa-4b47-89b8-2a55700ea6fb/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound10.c[525,538] [2024-11-13 16:52:40,224 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:52:40,240 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:52:40,253 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_c5d4f192-1faa-4b47-89b8-2a55700ea6fb/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound10.c[525,538] [2024-11-13 16:52:40,264 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:52:40,283 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:52:40,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:40 WrapperNode [2024-11-13 16:52:40,284 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:52:40,285 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:52:40,285 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:52:40,285 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:52:40,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:40" (1/1) ... [2024-11-13 16:52:40,301 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:40" (1/1) ... [2024-11-13 16:52:40,324 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2024-11-13 16:52:40,324 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:52:40,325 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:52:40,326 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:52:40,327 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:52:40,335 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:40" (1/1) ... [2024-11-13 16:52:40,336 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:40" (1/1) ... [2024-11-13 16:52:40,341 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:40" (1/1) ... [2024-11-13 16:52:40,341 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:40" (1/1) ... [2024-11-13 16:52:40,344 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:40" (1/1) ... [2024-11-13 16:52:40,350 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:40" (1/1) ... [2024-11-13 16:52:40,355 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:40" (1/1) ... [2024-11-13 16:52:40,356 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:40" (1/1) ... [2024-11-13 16:52:40,358 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:52:40,359 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:52:40,359 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:52:40,359 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:52:40,360 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:40" (1/1) ... [2024-11-13 16:52:40,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:52:40,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d4f192-1faa-4b47-89b8-2a55700ea6fb/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:52:40,407 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d4f192-1faa-4b47-89b8-2a55700ea6fb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:52:40,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5d4f192-1faa-4b47-89b8-2a55700ea6fb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:52:40,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:52:40,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:52:40,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:52:40,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:52:40,451 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:52:40,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:52:40,551 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:52:40,555 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:52:40,768 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 16:52:40,769 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:52:40,812 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:52:40,813 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:52:40,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:52:40 BoogieIcfgContainer [2024-11-13 16:52:40,813 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:52:40,814 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:52:40,814 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:52:40,825 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:52:40,825 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:52:40" (1/1) ... [2024-11-13 16:52:40,836 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:52:40,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:40,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-11-13 16:52:40,905 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-11-13 16:52:40,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:52:40,911 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:40,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:41,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:41,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:52:41,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:41,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-13 16:52:41,118 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-13 16:52:41,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:52:41,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:41,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:41,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:41,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:52:41,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:41,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2024-11-13 16:52:41,346 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2024-11-13 16:52:41,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:52:41,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:41,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:41,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:52:41,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:41,436 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 16:52:41,441 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:52:41,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:52:42,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:42,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-11-13 16:52:42,213 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-11-13 16:52:42,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 16:52:42,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:42,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:42,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:42,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:52:43,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:43,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-13 16:52:43,627 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-13 16:52:43,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 16:52:43,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:43,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:43,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:43,982 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:52:45,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:45,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 39 transitions. [2024-11-13 16:52:45,053 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2024-11-13 16:52:45,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 16:52:45,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:45,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:45,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:52:45,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:45,478 INFO L255 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 16:52:45,481 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:52:46,051 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:52:53,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:53,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 33 states and 60 transitions. [2024-11-13 16:52:53,906 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 60 transitions. [2024-11-13 16:52:53,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 16:52:53,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:53,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:53,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:52:54,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:54,309 INFO L255 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 16:52:54,311 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:52:55,193 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:53:02,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:02,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 39 states and 73 transitions. [2024-11-13 16:53:02,212 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 73 transitions. [2024-11-13 16:53:02,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:53:02,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:02,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:02,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:02,744 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 16:53:07,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:07,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 43 states and 89 transitions. [2024-11-13 16:53:07,331 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 89 transitions. [2024-11-13 16:53:07,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:53:07,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:07,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:07,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:07,434 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 16:53:10,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:10,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 44 states and 94 transitions. [2024-11-13 16:53:10,114 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2024-11-13 16:53:10,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:53:10,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:10,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:10,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:53:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:10,634 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 16:53:10,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:53:12,072 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 16:53:20,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:20,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 49 states and 119 transitions. [2024-11-13 16:53:20,841 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 119 transitions. [2024-11-13 16:53:20,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:53:20,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:20,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:20,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:53:22,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:22,532 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 16:53:22,534 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:53:22,754 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 16:53:36,087 WARN L286 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 34 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 16:53:48,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:48,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 52 states and 136 transitions. [2024-11-13 16:53:48,994 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 136 transitions. [2024-11-13 16:53:48,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:53:48,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:48,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:49,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:53:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:50,359 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 16:53:50,360 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:53:52,140 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 16:54:12,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:12,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 59 states and 162 transitions. [2024-11-13 16:54:12,344 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 162 transitions. [2024-11-13 16:54:12,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:54:12,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:12,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:54:12,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:12,440 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 16:54:15,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:15,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 59 states and 161 transitions. [2024-11-13 16:54:15,010 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 161 transitions. [2024-11-13 16:54:15,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:54:15,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:15,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:54:15,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:54:15,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:15,272 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-13 16:54:15,275 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:54:17,450 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:55:15,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.98s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:55:15,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:15,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 66 states and 185 transitions. [2024-11-13 16:55:15,294 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 185 transitions. [2024-11-13 16:55:15,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:55:15,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:15,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:55:15,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:16,172 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:55:36,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:36,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 70 states and 215 transitions. [2024-11-13 16:55:36,755 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 215 transitions. [2024-11-13 16:55:36,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:55:36,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:36,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:55:36,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:55:37,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:37,553 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-13 16:55:37,555 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:38,164 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:55:43,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:43,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 71 states and 224 transitions. [2024-11-13 16:55:43,827 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 224 transitions. [2024-11-13 16:55:43,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:55:43,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:43,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:55:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:55:44,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:44,046 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-13 16:55:44,048 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:44,817 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:55:59,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.67s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:56:08,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:08,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 75 states and 234 transitions. [2024-11-13 16:56:08,808 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 234 transitions. [2024-11-13 16:56:08,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:56:08,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:08,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:56:08,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:56:09,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:09,631 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 16:56:09,633 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:10,131 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 5 proven. 28 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 16:56:21,535 WARN L286 SmtUtils]: Spent 10.93s on a formula simplification. DAG size of input: 35 DAG size of output: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 16:56:37,637 WARN L286 SmtUtils]: Spent 9.31s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 16:56:47,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:56:49,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:49,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 78 states and 245 transitions. [2024-11-13 16:56:49,661 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 245 transitions. [2024-11-13 16:56:49,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:56:49,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:49,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:56:49,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:56:50,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:50,704 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-13 16:56:50,706 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:51,726 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:56:59,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:59,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 81 states and 249 transitions. [2024-11-13 16:56:59,403 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 249 transitions. [2024-11-13 16:56:59,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:56:59,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:59,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:56:59,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:56:59,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:59,885 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 16:56:59,887 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:12,372 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 26 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 16:57:53,013 WARN L286 SmtUtils]: Spent 29.97s on a formula simplification that was a NOOP. DAG size: 44 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 16:58:08,102 WARN L286 SmtUtils]: Spent 7.56s on a formula simplification that was a NOOP. DAG size: 45 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 16:58:10,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:59:29,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:29,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 87 states and 271 transitions. [2024-11-13 16:59:29,714 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 271 transitions. [2024-11-13 16:59:29,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:59:29,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:29,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:59:29,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:59:29,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:29,986 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-13 16:59:29,988 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:59:30,728 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:59:41,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:41,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 90 states and 274 transitions. [2024-11-13 16:59:41,752 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 274 transitions. [2024-11-13 16:59:41,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:59:41,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:41,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:59:41,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:41,849 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:59:44,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:44,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 91 states and 279 transitions. [2024-11-13 16:59:44,749 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 279 transitions. [2024-11-13 16:59:44,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:59:44,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:44,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:59:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:44,922 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:59:48,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:48,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 91 states and 278 transitions. [2024-11-13 16:59:48,015 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 278 transitions. [2024-11-13 16:59:48,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:59:48,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:48,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:59:48,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:59:48,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:48,323 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 16:59:48,327 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:59:58,461 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 4 proven. 29 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 17:00:31,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.60s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 17:01:08,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.48s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 17:01:15,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.95s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 17:01:15,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:15,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 96 states and 304 transitions. [2024-11-13 17:01:15,386 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 304 transitions. [2024-11-13 17:01:15,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 17:01:15,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:15,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:01:15,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:15,515 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 17:01:18,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:18,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 97 states and 310 transitions. [2024-11-13 17:01:18,802 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 310 transitions. [2024-11-13 17:01:18,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 17:01:18,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:18,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:01:18,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 17:01:19,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:19,057 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-13 17:01:19,060 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:01:20,245 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 17:01:22,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:22,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 98 states and 314 transitions. [2024-11-13 17:01:22,116 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 314 transitions. [2024-11-13 17:01:22,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 17:01:22,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:22,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:01:22,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:22,235 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 17:01:30,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:30,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 98 states and 312 transitions. [2024-11-13 17:01:30,320 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 312 transitions. [2024-11-13 17:01:30,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 17:01:30,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:30,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:01:30,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 17:01:30,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:30,484 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-13 17:01:30,486 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:01:31,097 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 17:01:46,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:46,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 100 states and 313 transitions. [2024-11-13 17:01:46,522 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 313 transitions. [2024-11-13 17:01:46,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 17:01:46,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:46,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:01:46,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 17:01:46,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:46,930 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-13 17:01:46,932 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:01:49,378 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 40 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 17:02:30,099 WARN L286 SmtUtils]: Spent 6.99s on a formula simplification that was a NOOP. DAG size: 45 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 17:03:20,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:03:20,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 104 states and 329 transitions. [2024-11-13 17:03:20,888 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 329 transitions. [2024-11-13 17:03:20,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 17:03:20,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:03:20,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:03:20,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 17:03:21,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:21,206 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-11-13 17:03:21,208 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:03:24,657 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 40 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 17:03:29,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:03:29,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 105 states and 332 transitions. [2024-11-13 17:03:29,143 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 332 transitions. [2024-11-13 17:03:29,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 17:03:29,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:03:29,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:03:29,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 17:03:29,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:29,417 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-13 17:03:29,419 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:03:30,393 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 40 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 17:03:38,681 WARN L286 SmtUtils]: Spent 7.65s on a formula simplification. DAG size of input: 49 DAG size of output: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 17:03:52,448 WARN L286 SmtUtils]: Spent 12.45s on a formula simplification that was a NOOP. DAG size: 51 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 17:05:08,660 WARN L286 SmtUtils]: Spent 47.97s on a formula simplification that was a NOOP. DAG size: 52 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 17:06:05,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:06:05,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 108 states and 336 transitions. [2024-11-13 17:06:05,157 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 336 transitions. [2024-11-13 17:06:05,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 17:06:05,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:06:05,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:06:05,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:06:15,512 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 17:07:17,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:07:17,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 112 states and 380 transitions. [2024-11-13 17:07:17,283 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 380 transitions. [2024-11-13 17:07:17,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 17:07:17,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:07:17,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:07:17,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:07:17,412 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 17:07:23,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:07:23,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 113 states and 387 transitions. [2024-11-13 17:07:23,526 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 387 transitions. [2024-11-13 17:07:23,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 17:07:23,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:07:23,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:07:23,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 17:07:23,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:07:23,976 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-13 17:07:23,979 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:07:35,858 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 40 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.