./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound20.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_014cbf83-a11c-4846-9460-088e16da27e2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014cbf83-a11c-4846-9460-088e16da27e2/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_014cbf83-a11c-4846-9460-088e16da27e2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014cbf83-a11c-4846-9460-088e16da27e2/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014cbf83-a11c-4846-9460-088e16da27e2/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_014cbf83-a11c-4846-9460-088e16da27e2/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 ecea962a84fe32a20735cb1daf0369eacb7c8180f4f4ad62c19a1a49422dab47 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:22:05,712 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:22:05,814 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014cbf83-a11c-4846-9460-088e16da27e2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:22:05,826 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:22:05,826 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:22:05,868 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:22:05,870 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:22:05,870 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:22:05,870 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:22:05,871 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:22:05,872 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:22:05,872 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:22:05,873 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:22:05,873 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:22:05,873 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:22:05,873 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:22:05,874 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:22:05,874 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:22:05,874 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:22:05,874 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:22:05,874 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:22:05,874 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:22:05,875 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:22:05,875 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:22:05,875 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:22:05,875 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:22:05,876 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:22:05,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:22:05,876 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:22:05,876 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:22:05,877 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:22:05,877 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:22:05,877 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:22:05,877 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_014cbf83-a11c-4846-9460-088e16da27e2/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 -> ecea962a84fe32a20735cb1daf0369eacb7c8180f4f4ad62c19a1a49422dab47 [2024-11-13 23:22:06,278 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:22:06,292 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:22:06,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:22:06,301 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:22:06,302 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:22:06,305 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014cbf83-a11c-4846-9460-088e16da27e2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound20.c Unable to find full path for "g++" [2024-11-13 23:22:08,308 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:22:08,601 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:22:08,602 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014cbf83-a11c-4846-9460-088e16da27e2/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound20.c [2024-11-13 23:22:08,611 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014cbf83-a11c-4846-9460-088e16da27e2/bin/ukojak-verify-EEHR8qb7sm/data/e4345cf5d/b3d2d8f7d77640c2a797717e171bfd93/FLAGc86e36f5d [2024-11-13 23:22:08,631 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014cbf83-a11c-4846-9460-088e16da27e2/bin/ukojak-verify-EEHR8qb7sm/data/e4345cf5d/b3d2d8f7d77640c2a797717e171bfd93 [2024-11-13 23:22:08,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:22:08,636 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:22:08,637 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:22:08,638 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:22:08,644 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:22:08,645 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:22:08" (1/1) ... [2024-11-13 23:22:08,646 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15eab537 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:08, skipping insertion in model container [2024-11-13 23:22:08,646 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:22:08" (1/1) ... [2024-11-13 23:22:08,667 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:22:08,858 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_014cbf83-a11c-4846-9460-088e16da27e2/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound20.c[525,538] [2024-11-13 23:22:08,874 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:22:08,883 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:22:08,894 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_014cbf83-a11c-4846-9460-088e16da27e2/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound20.c[525,538] [2024-11-13 23:22:08,900 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:22:08,912 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:22:08,912 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:08 WrapperNode [2024-11-13 23:22:08,913 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:22:08,913 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:22:08,913 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:22:08,913 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:22:08,921 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:08" (1/1) ... [2024-11-13 23:22:08,928 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:08" (1/1) ... [2024-11-13 23:22:08,945 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2024-11-13 23:22:08,945 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:22:08,946 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:22:08,946 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:22:08,946 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:22:08,954 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:08" (1/1) ... [2024-11-13 23:22:08,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:08" (1/1) ... [2024-11-13 23:22:08,955 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:08" (1/1) ... [2024-11-13 23:22:08,955 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:08" (1/1) ... [2024-11-13 23:22:08,958 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:08" (1/1) ... [2024-11-13 23:22:08,961 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:08" (1/1) ... [2024-11-13 23:22:08,962 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:08" (1/1) ... [2024-11-13 23:22:08,963 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:08" (1/1) ... [2024-11-13 23:22:08,964 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:22:08,965 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:22:08,966 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:22:08,966 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:22:08,967 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:08" (1/1) ... [2024-11-13 23:22:08,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:22:08,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014cbf83-a11c-4846-9460-088e16da27e2/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:22:09,010 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014cbf83-a11c-4846-9460-088e16da27e2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:22:09,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014cbf83-a11c-4846-9460-088e16da27e2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:22:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:22:09,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:22:09,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:22:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:22:09,044 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 23:22:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 23:22:09,120 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:22:09,123 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:22:09,275 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-13 23:22:09,275 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:22:09,307 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:22:09,307 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:22:09,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:22:09 BoogieIcfgContainer [2024-11-13 23:22:09,308 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:22:09,309 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:22:09,309 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:22:09,320 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:22:09,321 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:22:09" (1/1) ... [2024-11-13 23:22:09,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:22:09,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:09,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-11-13 23:22:09,393 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-11-13 23:22:09,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 23:22:09,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:09,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:09,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:09,560 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 23:22:09,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:09,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-13 23:22:09,596 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-13 23:22:09,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:22:09,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:09,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:09,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:09,805 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 23:22:09,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:09,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2024-11-13 23:22:09,869 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2024-11-13 23:22:09,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:22:09,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:09,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:09,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:22:09,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:09,920 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:22:09,925 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:10,066 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 23:22:10,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:10,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-11-13 23:22:10,429 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-11-13 23:22:10,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:22:10,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:10,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:10,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:10,790 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 23:22:11,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:11,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-13 23:22:11,367 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-13 23:22:11,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:22:11,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:11,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:11,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:22:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:11,466 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:22:11,468 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:11,609 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:22:17,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:17,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 26 states and 38 transitions. [2024-11-13 23:22:17,003 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 38 transitions. [2024-11-13 23:22:17,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:22:17,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:17,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:17,304 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 23:22:18,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:18,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2024-11-13 23:22:18,063 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2024-11-13 23:22:18,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:22:18,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:18,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:18,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:22:18,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:18,129 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:22:18,131 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:18,213 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:22:19,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:19,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 51 transitions. [2024-11-13 23:22:19,312 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 51 transitions. [2024-11-13 23:22:19,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:22:19,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:19,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:19,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:19,638 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 23:22:24,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 23:22:24,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:24,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 36 states and 65 transitions. [2024-11-13 23:22:24,664 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 65 transitions. [2024-11-13 23:22:24,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:22:24,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:24,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:24,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:22:24,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:24,735 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 23:22:24,737 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:25,149 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:22:35,730 WARN L286 SmtUtils]: Spent 5.51s on a formula simplification that was a NOOP. DAG size: 26 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:22:56,011 WARN L286 SmtUtils]: Spent 14.61s on a formula simplification that was a NOOP. DAG size: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:22:59,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:59,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 40 states and 86 transitions. [2024-11-13 23:22:59,416 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 86 transitions. [2024-11-13 23:22:59,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:22:59,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:59,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:59,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:22:59,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:59,503 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 23:22:59,507 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:59,651 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:23:01,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:01,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 42 states and 87 transitions. [2024-11-13 23:23:01,743 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 87 transitions. [2024-11-13 23:23:01,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:23:01,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:01,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:01,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:01,904 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 23:23:02,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:02,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 42 states and 86 transitions. [2024-11-13 23:23:02,556 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 86 transitions. [2024-11-13 23:23:02,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:23:02,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:02,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:02,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:23:02,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:02,709 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 23:23:02,711 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:02,803 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 23:23:04,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:04,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 44 states and 89 transitions. [2024-11-13 23:23:04,784 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 89 transitions. [2024-11-13 23:23:04,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:23:04,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:04,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:04,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:05,352 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 23:23:09,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:09,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 48 states and 107 transitions. [2024-11-13 23:23:09,656 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 107 transitions. [2024-11-13 23:23:09,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:23:09,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:09,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:09,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:23:09,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:09,778 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 23:23:09,780 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:10,090 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:23:18,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.48s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 23:23:19,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:19,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 53 states and 128 transitions. [2024-11-13 23:23:19,010 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 128 transitions. [2024-11-13 23:23:19,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:23:19,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:19,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:19,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:23:19,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:19,111 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 23:23:19,114 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:19,256 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 23:23:31,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:31,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 56 states and 136 transitions. [2024-11-13 23:23:31,990 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 136 transitions. [2024-11-13 23:23:31,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:23:31,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:31,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:32,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:32,106 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 23:23:33,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:33,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 57 states and 141 transitions. [2024-11-13 23:23:33,032 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 141 transitions. [2024-11-13 23:23:33,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:23:33,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:33,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:33,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:23:33,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:33,112 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 23:23:33,113 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:33,246 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 8 proven. 25 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 23:23:47,227 WARN L286 SmtUtils]: Spent 9.56s on a formula simplification that was a NOOP. DAG size: 33 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:23:51,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.52s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 23:23:57,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:57,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 60 states and 145 transitions. [2024-11-13 23:23:57,131 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 145 transitions. [2024-11-13 23:23:57,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:23:57,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:57,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:57,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:57,285 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 23:23:59,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:59,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 62 states and 151 transitions. [2024-11-13 23:23:59,344 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 151 transitions. [2024-11-13 23:23:59,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:23:59,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:59,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:59,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:23:59,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:59,449 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 23:23:59,451 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:59,569 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:24:02,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:02,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 64 states and 152 transitions. [2024-11-13 23:24:02,638 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 152 transitions. [2024-11-13 23:24:02,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:24:02,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:02,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:02,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:24:02,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:02,746 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 23:24:02,749 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:15,605 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 23:24:49,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:49,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 73 states and 178 transitions. [2024-11-13 23:24:49,148 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 178 transitions. [2024-11-13 23:24:49,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:24:49,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:49,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:49,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:49,267 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 23:24:50,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:50,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 73 states and 176 transitions. [2024-11-13 23:24:50,186 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 176 transitions. [2024-11-13 23:24:50,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:24:50,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:50,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:50,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:50,670 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 23:24:56,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:56,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 77 states and 205 transitions. [2024-11-13 23:24:56,380 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 205 transitions. [2024-11-13 23:24:56,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:24:56,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:56,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:24:56,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:56,504 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 23:25:02,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:02,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 78 states and 210 transitions. [2024-11-13 23:25:02,128 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 210 transitions. [2024-11-13 23:25:02,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:25:02,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:02,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:25:02,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:25:02,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:02,302 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-13 23:25:02,304 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:02,881 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 23:25:18,661 WARN L286 SmtUtils]: Spent 10.44s on a formula simplification that was a NOOP. DAG size: 35 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:25:32,776 WARN L286 SmtUtils]: Spent 12.12s on a formula simplification that was a NOOP. DAG size: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:25:44,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:44,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 83 states and 229 transitions. [2024-11-13 23:25:44,505 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 229 transitions. [2024-11-13 23:25:44,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:25:44,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:44,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:25:44,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:25:44,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:44,668 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 23:25:44,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:44,830 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 23:25:53,960 WARN L286 SmtUtils]: Spent 6.99s on a formula simplification that was a NOOP. DAG size: 30 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:26:02,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:02,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 87 states and 242 transitions. [2024-11-13 23:26:02,813 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 242 transitions. [2024-11-13 23:26:02,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:26:02,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:02,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:26:02,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:26:02,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:02,944 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 23:26:02,945 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:03,089 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 23:26:15,084 WARN L286 SmtUtils]: Spent 9.01s on a formula simplification that was a NOOP. DAG size: 38 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:26:42,750 WARN L286 SmtUtils]: Spent 13.99s on a formula simplification that was a NOOP. DAG size: 39 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:26:49,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:49,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 90 states and 247 transitions. [2024-11-13 23:26:49,693 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 247 transitions. [2024-11-13 23:26:49,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:26:49,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:49,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:26:49,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:49,843 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 23:26:50,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:50,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 90 states and 245 transitions. [2024-11-13 23:26:50,926 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 245 transitions. [2024-11-13 23:26:50,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:26:50,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:50,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:26:50,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:26:51,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:51,115 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 23:26:51,118 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:51,303 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 18 proven. 38 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:27:01,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:01,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 92 states and 246 transitions. [2024-11-13 23:27:01,063 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 246 transitions. [2024-11-13 23:27:01,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:27:01,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:01,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:27:01,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:27:01,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:01,222 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-13 23:27:01,223 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:01,369 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 23:27:25,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:25,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 94 states and 247 transitions. [2024-11-13 23:27:25,691 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 247 transitions. [2024-11-13 23:27:25,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:27:25,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:25,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:27:25,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:25,836 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 23:27:27,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:27,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 94 states and 246 transitions. [2024-11-13 23:27:27,537 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 246 transitions. [2024-11-13 23:27:27,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:27:27,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:27,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:27:27,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:27:27,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:27,715 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 23:27:27,717 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:28,538 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 18 proven. 59 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 23:27:41,746 WARN L286 SmtUtils]: Spent 10.85s on a formula simplification that was a NOOP. DAG size: 41 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:28:04,792 WARN L286 SmtUtils]: Spent 20.41s on a formula simplification that was a NOOP. DAG size: 42 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:28:31,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:31,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 98 states and 260 transitions. [2024-11-13 23:28:31,335 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 260 transitions. [2024-11-13 23:28:31,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:28:31,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:31,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:28:31,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:28:31,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:31,543 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 23:28:31,545 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:31,767 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 10 proven. 55 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 23:28:58,552 WARN L286 SmtUtils]: Spent 10.82s 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 23:29:04,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:04,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 101 states and 265 transitions. [2024-11-13 23:29:04,912 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 265 transitions. [2024-11-13 23:29:04,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:29:04,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:04,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:29:04,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:05,908 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 23:29:25,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 23:29:28,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:28,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 105 states and 303 transitions. [2024-11-13 23:29:28,648 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 303 transitions. [2024-11-13 23:29:28,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:29:28,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:28,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:29:28,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:29:28,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:28,845 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-13 23:29:28,848 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:29,082 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 26 proven. 57 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 23:29:51,595 WARN L286 SmtUtils]: Spent 11.91s on a formula simplification that was a NOOP. DAG size: 32 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:29:55,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:55,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 108 states and 311 transitions. [2024-11-13 23:29:55,616 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 311 transitions. [2024-11-13 23:29:55,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:29:55,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:55,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:29:55,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:29:55,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:55,835 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-13 23:29:55,838 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:56,085 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 25 proven. 58 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 23:31:20,068 WARN L286 SmtUtils]: Spent 35.48s 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 23:31:52,457 WARN L286 SmtUtils]: Spent 27.59s 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 23:32:30,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.71s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 23:32:53,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:32:53,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 111 states and 316 transitions. [2024-11-13 23:32:53,686 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 316 transitions. [2024-11-13 23:32:53,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:32:53,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:32:53,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:32:53,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:32:53,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:53,916 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-13 23:32:53,918 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:33:24,449 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 18 proven. 59 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 23:35:27,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 23:37:07,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:37:07,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 124 states and 352 transitions. [2024-11-13 23:37:07,500 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 352 transitions. [2024-11-13 23:37:07,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:37:07,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:37:07,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:37:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:37:07,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:37:07,665 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 23:37:07,667 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:37:07,826 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 18 proven. 59 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked.