./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b --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 0d13c89c888981c127c6dd7ab72dd0bf047efc83f9fb8148df4ba0b97f759b2c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:57:52,107 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:57:52,162 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:57:52,166 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:57:52,167 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:57:52,186 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:57:52,187 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:57:52,187 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:57:52,187 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:57:52,187 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:57:52,188 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:57:52,188 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:57:52,188 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:57:52,188 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:57:52,188 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:57:52,188 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:57:52,188 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:57:52,188 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:57:52,188 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:57:52,188 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:57:52,189 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:57:52,189 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:57:52,189 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:57:52,189 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:57:52,189 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:57:52,189 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:57:52,189 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:57:52,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:57:52,190 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:57:52,190 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:57:52,190 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:57:52,190 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:57:52,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:57:52,190 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_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b 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 -> 0d13c89c888981c127c6dd7ab72dd0bf047efc83f9fb8148df4ba0b97f759b2c [2024-12-06 00:57:52,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:57:52,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:57:52,412 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:57:52,413 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:57:52,414 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:57:52,415 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound50.c [2024-12-06 00:57:54,998 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/data/c0b71986d/d993c5bfe3e041df9b11ee06d488b525/FLAG7626a3455 [2024-12-06 00:57:55,198 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:57:55,198 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound50.c [2024-12-06 00:57:55,205 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/data/c0b71986d/d993c5bfe3e041df9b11ee06d488b525/FLAG7626a3455 [2024-12-06 00:57:55,216 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/data/c0b71986d/d993c5bfe3e041df9b11ee06d488b525 [2024-12-06 00:57:55,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:57:55,219 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:57:55,220 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:57:55,220 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:57:55,223 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:57:55,224 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:57:55" (1/1) ... [2024-12-06 00:57:55,224 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ad798c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:55, skipping insertion in model container [2024-12-06 00:57:55,225 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:57:55" (1/1) ... [2024-12-06 00:57:55,237 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:57:55,364 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_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound50.c[524,537] [2024-12-06 00:57:55,379 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:57:55,388 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:57:55,398 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_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound50.c[524,537] [2024-12-06 00:57:55,402 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:57:55,415 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:57:55,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:55 WrapperNode [2024-12-06 00:57:55,415 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:57:55,416 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:57:55,416 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:57:55,416 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:57:55,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:55" (1/1) ... [2024-12-06 00:57:55,425 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:55" (1/1) ... [2024-12-06 00:57:55,436 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 39 [2024-12-06 00:57:55,437 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:57:55,437 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:57:55,437 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:57:55,437 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:57:55,444 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:55" (1/1) ... [2024-12-06 00:57:55,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:55" (1/1) ... [2024-12-06 00:57:55,445 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:55" (1/1) ... [2024-12-06 00:57:55,445 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:55" (1/1) ... [2024-12-06 00:57:55,447 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:55" (1/1) ... [2024-12-06 00:57:55,448 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:55" (1/1) ... [2024-12-06 00:57:55,451 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:55" (1/1) ... [2024-12-06 00:57:55,452 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:55" (1/1) ... [2024-12-06 00:57:55,453 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:55" (1/1) ... [2024-12-06 00:57:55,454 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:57:55,455 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:57:55,455 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:57:55,455 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:57:55,456 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:57:55" (1/1) ... [2024-12-06 00:57:55,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:57:55,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:57:55,483 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:57:55,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:57:55,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:57:55,507 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:57:55,507 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:57:55,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:57:55,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:57:55,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:57:55,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:57:55,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:57:55,553 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:57:55,555 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:57:55,659 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-06 00:57:55,660 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:57:55,684 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:57:55,685 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 00:57:55,685 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:57:55 BoogieIcfgContainer [2024-12-06 00:57:55,685 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:57:55,686 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:57:55,686 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:57:55,693 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:57:55,693 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:57:55" (1/1) ... [2024-12-06 00:57:55,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:57:55,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:55,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-12-06 00:57:55,740 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-12-06 00:57:55,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:57:55,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:55,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:55,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:57:55,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:55,861 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 00:57:55,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:57:55,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:57:56,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:56,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-12-06 00:57:56,032 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-12-06 00:57:56,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 00:57:56,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:56,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:56,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:56,300 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:57:56,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:57:56,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2024-12-06 00:57:56,667 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2024-12-06 00:57:56,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 00:57:56,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:57:56,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:57:56,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:57:56,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:57:56,718 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 00:57:56,721 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:57:56,883 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 00:58:04,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:58:04,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 33 transitions. [2024-12-06 00:58:04,965 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2024-12-06 00:58:04,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 00:58:04,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:58:04,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:58:04,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:58:05,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:58:05,028 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-06 00:58:05,031 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:58:05,259 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:58:14,343 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 00:58:14,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:58:14,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 38 transitions. [2024-12-06 00:58:14,405 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 38 transitions. [2024-12-06 00:58:14,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 00:58:14,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:58:14,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:58:14,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:58:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:58:14,484 INFO L256 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 00:58:14,486 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:58:14,650 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-06 00:58:20,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:58:20,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 28 states and 42 transitions. [2024-12-06 00:58:20,994 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 42 transitions. [2024-12-06 00:58:20,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 00:58:20,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:58:20,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:58:21,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:58:21,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:58:21,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-06 00:58:21,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:58:21,331 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 16 proven. 18 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-06 00:58:47,578 WARN L286 SmtUtils]: Spent 10.04s 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) [2024-12-06 00:58:54,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.91s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 00:58:54,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:58:54,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 46 transitions. [2024-12-06 00:58:54,713 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2024-12-06 00:58:54,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 00:58:54,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:58:54,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:58:54,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:58:54,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:58:54,798 INFO L256 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-12-06 00:58:54,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:58:55,083 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 21 proven. 27 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-12-06 00:59:22,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 00:59:28,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.76s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 00:59:28,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:59:28,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 50 transitions. [2024-12-06 00:59:28,313 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2024-12-06 00:59:28,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 00:59:28,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:59:28,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:59:28,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:59:28,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:59:28,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-06 00:59:28,443 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:59:28,791 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 37 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-12-06 01:00:24,462 WARN L286 SmtUtils]: Spent 10.95s on a formula simplification that was a NOOP. DAG size: 51 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:00:37,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 01:00:38,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:00:38,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 54 transitions. [2024-12-06 01:00:38,231 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2024-12-06 01:00:38,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 01:00:38,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:00:38,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:00:38,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:00:38,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:00:38,388 INFO L256 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-12-06 01:00:38,391 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:00:38,907 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 33 proven. 61 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 01:00:45,402 WARN L286 SmtUtils]: Spent 5.41s on a formula simplification that was a NOOP. DAG size: 56 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:00:53,352 WARN L286 SmtUtils]: Spent 5.38s on a formula simplification that was a NOOP. DAG size: 57 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:00:59,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 01:01:03,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.96s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 01:01:03,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:01:03,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 58 transitions. [2024-12-06 01:01:03,576 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2024-12-06 01:01:03,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 01:01:03,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:01:03,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:01:03,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:01:03,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:01:03,722 INFO L256 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-12-06 01:01:03,724 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:01:04,343 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 44 proven. 73 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2024-12-06 01:01:52,340 WARN L286 SmtUtils]: Spent 27.00s on a formula simplification that was a NOOP. DAG size: 63 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:02:04,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 01:02:08,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.50s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 01:02:19,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.86s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 01:02:23,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.97s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 01:02:23,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:02:23,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 38 states and 62 transitions. [2024-12-06 01:02:23,422 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2024-12-06 01:02:23,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 01:02:23,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:02:23,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:02:23,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:02:23,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:23,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-12-06 01:02:23,573 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:02:24,513 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 18 proven. 82 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 01:03:54,428 WARN L286 SmtUtils]: Spent 55.85s on a formula simplification that was a NOOP. DAG size: 69 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:04:11,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:04:11,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 40 states and 66 transitions. [2024-12-06 01:04:11,254 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2024-12-06 01:04:11,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 01:04:11,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:04:11,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:04:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:04:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:04:11,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-12-06 01:04:11,443 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:04:12,598 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 20 proven. 101 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2024-12-06 01:04:47,974 WARN L286 SmtUtils]: Spent 21.32s on a formula simplification that was a NOOP. DAG size: 74 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:05:55,620 WARN L286 SmtUtils]: Spent 33.52s on a formula simplification that was a NOOP. DAG size: 75 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:06:36,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 01:06:36,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:06:36,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 42 states and 70 transitions. [2024-12-06 01:06:36,565 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 70 transitions. [2024-12-06 01:06:36,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 01:06:36,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:06:36,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:06:36,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:06:37,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:06:37,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 64 conjuncts are in the unsatisfiable core [2024-12-06 01:06:37,112 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:06:40,083 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 71 proven. 127 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2024-12-06 01:08:19,055 WARN L286 SmtUtils]: Spent 36.21s on a formula simplification that was a NOOP. DAG size: 80 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:09:29,481 WARN L286 SmtUtils]: Spent 33.58s 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) [2024-12-06 01:09:31,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 01:10:18,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 01:10:20,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:10:20,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 44 states and 74 transitions. [2024-12-06 01:10:20,124 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 74 transitions. [2024-12-06 01:10:20,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 01:10:20,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:10:20,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:10:20,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:10:30,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:10:30,225 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:10:30,230 INFO L158 Benchmark]: Toolchain (without parser) took 755010.49ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 106.2MB in the end (delta: 10.6MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2024-12-06 01:10:30,230 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:10:30,230 INFO L158 Benchmark]: CACSL2BoogieTranslator took 195.52ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 105.6MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:10:30,231 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.78ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:10:30,231 INFO L158 Benchmark]: Boogie Preprocessor took 17.03ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.7MB in the end (delta: 848.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:10:30,231 INFO L158 Benchmark]: RCFGBuilder took 230.30ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 92.5MB in the end (delta: 11.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:10:30,232 INFO L158 Benchmark]: CodeCheck took 754543.27ms. Allocated memory is still 142.6MB. Free memory was 92.2MB in the beginning and 106.2MB in the end (delta: -14.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:10:30,233 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 195.52ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 105.6MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.78ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.03ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.7MB in the end (delta: 848.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 230.30ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 92.5MB in the end (delta: 11.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 754543.27ms. Allocated memory is still 142.6MB. Free memory was 92.2MB in the beginning and 106.2MB in the end (delta: -14.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:10:30,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b --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 0d13c89c888981c127c6dd7ab72dd0bf047efc83f9fb8148df4ba0b97f759b2c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:10:32,107 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:10:32,185 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:10:32,208 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:10:32,209 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:10:32,209 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:10:32,209 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:10:32,209 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:10:32,209 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:10:32,210 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:10:32,210 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:10:32,210 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:10:32,210 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:10:32,210 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:10:32,210 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:10:32,210 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:10:32,210 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:10:32,210 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:10:32,210 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:10:32,210 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:10:32,211 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:10:32,211 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:10:32,211 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:10:32,211 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:10:32,211 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:10:32,211 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:10:32,211 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:10:32,211 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:10:32,211 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:10:32,211 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:10:32,211 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:10:32,212 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:10:32,212 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:10:32,212 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:10:32,212 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:10:32,212 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:10:32,212 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_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b 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 -> 0d13c89c888981c127c6dd7ab72dd0bf047efc83f9fb8148df4ba0b97f759b2c [2024-12-06 01:10:32,440 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:10:32,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:10:32,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:10:32,449 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:10:32,450 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:10:32,451 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound50.c [2024-12-06 01:10:35,254 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/data/94d794039/83bf861632934b8781b035fa346deb40/FLAGaa105dd97 [2024-12-06 01:10:35,416 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:10:35,417 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound50.c [2024-12-06 01:10:35,423 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/data/94d794039/83bf861632934b8781b035fa346deb40/FLAGaa105dd97 [2024-12-06 01:10:35,802 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/data/94d794039/83bf861632934b8781b035fa346deb40 [2024-12-06 01:10:35,804 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:10:35,805 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:10:35,806 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:10:35,806 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:10:35,810 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:10:35,811 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:10:35" (1/1) ... [2024-12-06 01:10:35,811 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ac5ac9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:35, skipping insertion in model container [2024-12-06 01:10:35,812 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:10:35" (1/1) ... [2024-12-06 01:10:35,822 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:10:35,942 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_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound50.c[524,537] [2024-12-06 01:10:35,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:10:35,968 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:10:35,977 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_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound50.c[524,537] [2024-12-06 01:10:35,982 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:10:35,994 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:10:35,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:35 WrapperNode [2024-12-06 01:10:35,995 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:10:35,996 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:10:35,996 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:10:35,996 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:10:36,002 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:35" (1/1) ... [2024-12-06 01:10:36,008 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:35" (1/1) ... [2024-12-06 01:10:36,022 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2024-12-06 01:10:36,022 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:10:36,022 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:10:36,023 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:10:36,023 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:10:36,029 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:35" (1/1) ... [2024-12-06 01:10:36,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:35" (1/1) ... [2024-12-06 01:10:36,031 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:35" (1/1) ... [2024-12-06 01:10:36,031 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:35" (1/1) ... [2024-12-06 01:10:36,035 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:35" (1/1) ... [2024-12-06 01:10:36,036 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:35" (1/1) ... [2024-12-06 01:10:36,039 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:35" (1/1) ... [2024-12-06 01:10:36,040 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:35" (1/1) ... [2024-12-06 01:10:36,040 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:35" (1/1) ... [2024-12-06 01:10:36,042 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:10:36,043 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:10:36,043 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:10:36,043 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:10:36,044 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:35" (1/1) ... [2024-12-06 01:10:36,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:10:36,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:10:36,072 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:10:36,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:10:36,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:10:36,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:10:36,100 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 01:10:36,100 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 01:10:36,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:10:36,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:10:36,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:10:36,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:10:36,153 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:10:36,155 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:10:36,381 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-06 01:10:36,382 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:10:36,411 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:10:36,411 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 01:10:36,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:10:36 BoogieIcfgContainer [2024-12-06 01:10:36,412 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:10:36,412 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:10:36,412 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:10:36,420 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:10:36,420 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:10:36" (1/1) ... [2024-12-06 01:10:36,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:10:36,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:10:36,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-12-06 01:10:36,464 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-12-06 01:10:36,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 01:10:36,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:10:36,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:10:36,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:10:36,470 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:10:36,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:10:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:10:36,648 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:10:36,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:10:36,725 INFO L256 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 01:10:36,730 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:10:37,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 01:10:37,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 01:10:37,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:10:37,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 27 transitions. [2024-12-06 01:10:37,978 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-12-06 01:10:37,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 01:10:37,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:10:37,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:10:37,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:10:37,981 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:10:37,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 01:10:38,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:10:38,024 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:10:38,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:10:38,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 01:10:38,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:10:42,121 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 01:10:42,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 01:10:48,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:10:48,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 33 transitions. [2024-12-06 01:10:48,642 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2024-12-06 01:10:48,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 01:10:48,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:10:48,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:10:48,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:10:48,645 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:10:48,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 01:10:48,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:10:48,932 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:10:49,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:10:49,091 INFO L256 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 01:10:49,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:10:49,627 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 01:10:49,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 01:11:00,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:11:00,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 39 transitions. [2024-12-06 01:11:00,292 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 01:11:00,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 01:11:00,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:11:00,293 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:11:00,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:11:00,295 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:11:00,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 01:11:00,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:00,748 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:11:01,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:01,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 01:11:01,106 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:11:04,216 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 01:11:04,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 01:11:26,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:11:26,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 29 states and 46 transitions. [2024-12-06 01:11:26,356 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2024-12-06 01:11:26,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 01:11:26,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:11:26,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:11:26,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:11:26,359 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:11:26,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 01:11:27,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:27,035 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:11:27,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:27,820 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 01:11:27,823 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:11:37,845 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-06 01:11:37,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 01:12:36,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:12:36,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 52 transitions. [2024-12-06 01:12:36,034 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2024-12-06 01:12:36,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 01:12:36,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:12:36,035 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:12:36,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:12:36,037 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:12:36,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 01:12:36,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:12:36,783 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:12:38,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:12:38,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-06 01:12:38,240 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:12:58,343 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-12-06 01:12:58,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6bd4de3-808c-4565-a2fb-8f4eb968dd4a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0