./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound100.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_92de937d-41b5-4832-8331-caa61eb81e2f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92de937d-41b5-4832-8331-caa61eb81e2f/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_92de937d-41b5-4832-8331-caa61eb81e2f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92de937d-41b5-4832-8331-caa61eb81e2f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92de937d-41b5-4832-8331-caa61eb81e2f/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_92de937d-41b5-4832-8331-caa61eb81e2f/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 dd2c24b3e442770905ace3d5178f7b94d29cd68a7eab246761229ae0bb40880c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:42:06,844 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:42:06,943 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92de937d-41b5-4832-8331-caa61eb81e2f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:42:06,949 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:42:06,950 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:42:06,984 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:42:06,985 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:42:06,985 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:42:06,985 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:42:06,986 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:42:06,986 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:42:06,986 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:42:06,986 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:42:06,986 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:42:06,986 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:42:06,986 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:42:06,986 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:42:06,986 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:42:06,987 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:42:06,987 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:42:06,987 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:42:06,987 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:42:06,987 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:42:06,987 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:42:06,987 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:42:06,987 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:42:06,988 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:42:06,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:42:06,990 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:42:06,991 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:42:06,991 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:42:06,991 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:42:06,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:42:06,991 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_92de937d-41b5-4832-8331-caa61eb81e2f/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 -> dd2c24b3e442770905ace3d5178f7b94d29cd68a7eab246761229ae0bb40880c [2024-11-13 20:42:07,282 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:42:07,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:42:07,292 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:42:07,294 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:42:07,294 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:42:07,295 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92de937d-41b5-4832-8331-caa61eb81e2f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound100.c Unable to find full path for "g++" [2024-11-13 20:42:09,213 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:42:09,507 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:42:09,508 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92de937d-41b5-4832-8331-caa61eb81e2f/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound100.c [2024-11-13 20:42:09,528 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92de937d-41b5-4832-8331-caa61eb81e2f/bin/ukojak-verify-EEHR8qb7sm/data/ace33395d/f781e28b92094b3db1b0732e8ed8687b/FLAGb2acd4139 [2024-11-13 20:42:09,580 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92de937d-41b5-4832-8331-caa61eb81e2f/bin/ukojak-verify-EEHR8qb7sm/data/ace33395d/f781e28b92094b3db1b0732e8ed8687b [2024-11-13 20:42:09,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:42:09,588 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:42:09,591 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:42:09,592 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:42:09,597 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:42:09,598 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:42:09" (1/1) ... [2024-11-13 20:42:09,600 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fdd192d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:09, skipping insertion in model container [2024-11-13 20:42:09,600 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:42:09" (1/1) ... [2024-11-13 20:42:09,617 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:42:09,786 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_92de937d-41b5-4832-8331-caa61eb81e2f/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound100.c[524,537] [2024-11-13 20:42:09,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:42:09,824 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:42:09,836 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_92de937d-41b5-4832-8331-caa61eb81e2f/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound100.c[524,537] [2024-11-13 20:42:09,847 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:42:09,865 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:42:09,865 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:09 WrapperNode [2024-11-13 20:42:09,865 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:42:09,866 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:42:09,867 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:42:09,867 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:42:09,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:09" (1/1) ... [2024-11-13 20:42:09,881 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:09" (1/1) ... [2024-11-13 20:42:09,899 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2024-11-13 20:42:09,899 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:42:09,900 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:42:09,900 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:42:09,901 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:42:09,907 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:09" (1/1) ... [2024-11-13 20:42:09,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:09" (1/1) ... [2024-11-13 20:42:09,913 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:09" (1/1) ... [2024-11-13 20:42:09,913 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:09" (1/1) ... [2024-11-13 20:42:09,920 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:09" (1/1) ... [2024-11-13 20:42:09,927 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:09" (1/1) ... [2024-11-13 20:42:09,928 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:09" (1/1) ... [2024-11-13 20:42:09,929 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:09" (1/1) ... [2024-11-13 20:42:09,930 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:42:09,931 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:42:09,931 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:42:09,931 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:42:09,935 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:09" (1/1) ... [2024-11-13 20:42:09,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:42:09,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92de937d-41b5-4832-8331-caa61eb81e2f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:42:09,976 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92de937d-41b5-4832-8331-caa61eb81e2f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:42:09,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92de937d-41b5-4832-8331-caa61eb81e2f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:42:10,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:42:10,005 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:42:10,005 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:42:10,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:42:10,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:42:10,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:42:10,005 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:42:10,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:42:10,064 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:42:10,066 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:42:10,198 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 20:42:10,198 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:42:10,237 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:42:10,237 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:42:10,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:42:10 BoogieIcfgContainer [2024-11-13 20:42:10,237 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:42:10,238 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:42:10,238 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:42:10,249 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:42:10,249 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:42:10" (1/1) ... [2024-11-13 20:42:10,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:42:10,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:10,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-11-13 20:42:10,309 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-13 20:42:10,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 20:42:10,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:10,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:10,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:42:10,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:10,548 INFO L255 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 20:42:10,564 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:42:11,037 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 20:42:11,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:11,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 32 transitions. [2024-11-13 20:42:11,450 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2024-11-13 20:42:11,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:42:11,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:11,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:11,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:11,952 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:42:12,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:12,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 30 transitions. [2024-11-13 20:42:12,508 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2024-11-13 20:42:12,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:42:12,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:12,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:12,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:42:12,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:12,626 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:42:12,628 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:42:12,982 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 20:42:15,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:15,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 28 states and 37 transitions. [2024-11-13 20:42:15,163 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2024-11-13 20:42:15,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:42:15,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:15,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:15,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:42:15,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:15,284 INFO L255 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 20:42:15,287 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:42:15,861 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:42:22,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:22,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 31 states and 43 transitions. [2024-11-13 20:42:22,403 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2024-11-13 20:42:22,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 20:42:22,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:22,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:22,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:42:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:22,574 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-13 20:42:22,578 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:42:23,125 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 22 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 20:42:28,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:28,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 48 transitions. [2024-11-13 20:42:28,352 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2024-11-13 20:42:28,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:42:28,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:28,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:28,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:42:28,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:28,470 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-13 20:42:28,474 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:42:29,481 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 4 proven. 32 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 20:42:36,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:36,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 37 states and 53 transitions. [2024-11-13 20:42:36,196 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 53 transitions. [2024-11-13 20:42:36,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:42:36,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:36,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:36,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:42:36,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:36,379 INFO L255 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-13 20:42:36,382 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:42:37,247 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 9 proven. 55 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 20:42:45,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:45,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 40 states and 58 transitions. [2024-11-13 20:42:45,753 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 58 transitions. [2024-11-13 20:42:45,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-13 20:42:45,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:45,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:45,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:42:45,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:45,913 INFO L255 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-13 20:42:45,915 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:42:46,978 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 12 proven. 59 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-13 20:43:02,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:43:02,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 43 states and 63 transitions. [2024-11-13 20:43:02,454 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 63 transitions. [2024-11-13 20:43:02,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-13 20:43:02,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:43:02,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:43:02,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:43:02,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:02,628 INFO L255 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-13 20:43:02,631 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:43:03,967 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 13 proven. 98 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-13 20:43:26,104 WARN L286 SmtUtils]: Spent 5.73s on a formula simplification that was a NOOP. DAG size: 68 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:43:34,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:43:34,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:43:34,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 68 transitions. [2024-11-13 20:43:34,718 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 68 transitions. [2024-11-13 20:43:34,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-13 20:43:34,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:43:34,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:43:34,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:43:34,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:34,984 INFO L255 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 67 conjuncts are in the unsatisfiable core [2024-11-13 20:43:34,988 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:43:36,500 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 30 proven. 136 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-13 20:43:57,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.58s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:44:18,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:44:18,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 73 transitions. [2024-11-13 20:44:18,082 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2024-11-13 20:44:18,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-13 20:44:18,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:44:18,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:44:18,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:44:18,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:18,417 INFO L255 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 56 conjuncts are in the unsatisfiable core [2024-11-13 20:44:18,420 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:44:20,180 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 17 proven. 153 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-11-13 20:44:55,750 WARN L286 SmtUtils]: Spent 31.57s on a formula simplification that was a NOOP. DAG size: 81 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:45:43,191 WARN L286 SmtUtils]: Spent 45.69s on a formula simplification that was a NOOP. DAG size: 82 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:46:04,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:46:04,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 52 states and 78 transitions. [2024-11-13 20:46:04,118 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 20:46:04,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-13 20:46:04,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:46:04,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:46:04,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:46:04,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:46:04,686 INFO L255 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 78 conjuncts are in the unsatisfiable core [2024-11-13 20:46:04,690 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:46:06,984 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 40 proven. 209 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-13 20:47:20,781 WARN L286 SmtUtils]: Spent 56.56s on a formula simplification that was a NOOP. DAG size: 88 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:48:22,306 WARN L286 SmtUtils]: Spent 54.76s on a formula simplification that was a NOOP. DAG size: 89 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:48:46,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:48:47,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:47,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 83 transitions. [2024-11-13 20:48:47,252 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2024-11-13 20:48:47,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-13 20:48:47,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:47,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:48:47,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:48:47,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:47,673 INFO L255 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 72 conjuncts are in the unsatisfiable core [2024-11-13 20:48:47,676 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:48:50,845 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 47 proven. 218 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-13 20:50:13,544 WARN L286 SmtUtils]: Spent 1.21m on a formula simplification that was a NOOP. DAG size: 95 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:51:43,196 WARN L286 SmtUtils]: Spent 1.22m on a formula simplification that was a NOOP. DAG size: 96 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:51:44,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:52:36,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:36,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 88 transitions. [2024-11-13 20:52:36,359 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 88 transitions. [2024-11-13 20:52:36,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-13 20:52:36,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:36,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:36,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:52:36,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:36,778 INFO L255 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-13 20:52:36,781 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:52:40,425 INFO L134 CoverageAnalysis]: Checked inductivity of 516 backedges. 51 proven. 278 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2024-11-13 20:53:43,671 WARN L286 SmtUtils]: Spent 47.66s on a formula simplification that was a NOOP. DAG size: 102 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:56:05,084 WARN L286 SmtUtils]: Spent 2.26m on a formula simplification that was a NOOP. DAG size: 103 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:56:06,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:56:48,697 WARN L286 SmtUtils]: Spent 6.39s on a formula simplification that was a NOOP. DAG size: 101 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:57:11,568 WARN L286 SmtUtils]: Spent 7.25s on a formula simplification that was a NOOP. DAG size: 102 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:57:16,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.65s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:57:19,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.99s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:57:23,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.92s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:57:24,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:24,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 61 states and 93 transitions. [2024-11-13 20:57:24,933 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2024-11-13 20:57:24,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-13 20:57:24,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:24,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:25,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:57:25,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:25,321 INFO L255 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 87 conjuncts are in the unsatisfiable core [2024-11-13 20:57:25,324 INFO L278 TraceCheckSpWp]: Computing forward predicates...