./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound5.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_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/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_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/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_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/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 befa5004268d4c15cae2c05402ac6cc0f86cef85e498084909e66f7e8cc4b8f3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:25,642 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:25,732 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:17:25,738 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:17:25,738 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:17:25,766 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:25,771 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:25,771 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:25,772 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:25,772 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:25,773 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:25,774 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:25,774 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:17:25,774 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:17:25,774 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:17:25,774 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:25,775 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:25,775 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:25,775 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:25,775 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:25,776 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:17:25,776 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:25,776 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:25,777 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:25,777 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:25,777 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:25,777 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:25,777 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:25,777 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:25,778 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:25,778 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:25,778 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:17:25,778 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:17:25,779 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_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/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 -> befa5004268d4c15cae2c05402ac6cc0f86cef85e498084909e66f7e8cc4b8f3 [2024-11-13 20:17:26,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:26,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:26,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:26,254 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:26,255 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:26,260 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound5.c Unable to find full path for "g++" [2024-11-13 20:17:28,521 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:28,815 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:28,815 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound5.c [2024-11-13 20:17:28,845 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/data/505f7b151/0208feaa57824b11a8e009f976a5d342/FLAGbb66d8161 [2024-11-13 20:17:28,871 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/data/505f7b151/0208feaa57824b11a8e009f976a5d342 [2024-11-13 20:17:28,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:28,878 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:28,879 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:28,880 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:28,887 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:28,889 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:28" (1/1) ... [2024-11-13 20:17:28,890 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3676a870 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:28, skipping insertion in model container [2024-11-13 20:17:28,894 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:28" (1/1) ... [2024-11-13 20:17:28,914 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:29,098 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_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound5.c[552,565] [2024-11-13 20:17:29,121 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:29,131 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:29,144 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_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound5.c[552,565] [2024-11-13 20:17:29,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:29,177 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:29,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:29 WrapperNode [2024-11-13 20:17:29,178 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:29,179 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:29,179 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:29,179 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:29,188 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:29" (1/1) ... [2024-11-13 20:17:29,196 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:29" (1/1) ... [2024-11-13 20:17:29,223 INFO L138 Inliner]: procedures = 14, calls = 23, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 75 [2024-11-13 20:17:29,224 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:29,224 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:29,224 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:29,225 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:29,237 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:29" (1/1) ... [2024-11-13 20:17:29,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:29" (1/1) ... [2024-11-13 20:17:29,243 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:29" (1/1) ... [2024-11-13 20:17:29,244 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:29" (1/1) ... [2024-11-13 20:17:29,248 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:29" (1/1) ... [2024-11-13 20:17:29,260 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:29" (1/1) ... [2024-11-13 20:17:29,261 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:29" (1/1) ... [2024-11-13 20:17:29,262 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:29" (1/1) ... [2024-11-13 20:17:29,267 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:29,268 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:29,268 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:29,268 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:29,273 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:29" (1/1) ... [2024-11-13 20:17:29,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:29,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:29,325 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:29,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:17:29,364 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:17:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:17:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:29,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:17:29,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:17:29,455 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:29,459 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:29,703 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-13 20:17:29,703 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:17:29,743 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:17:29,743 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 20:17:29,744 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:29 BoogieIcfgContainer [2024-11-13 20:17:29,744 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:17:29,745 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:17:29,745 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:17:29,761 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:17:29,761 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:29" (1/1) ... [2024-11-13 20:17:29,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:17:29,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:29,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2024-11-13 20:17:29,854 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2024-11-13 20:17:29,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 20:17:29,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:29,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:29,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:30,096 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:17:30,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:30,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2024-11-13 20:17:30,143 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2024-11-13 20:17:30,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:17:30,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:30,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:30,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:30,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:30,392 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 20:17:30,399 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:30,681 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:17:30,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:30,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 57 transitions. [2024-11-13 20:17:30,931 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 57 transitions. [2024-11-13 20:17:30,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:17:30,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:30,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:30,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:31,210 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:17:31,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:31,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 37 states and 61 transitions. [2024-11-13 20:17:31,576 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2024-11-13 20:17:31,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 20:17:31,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:31,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:31,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:42,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:42,425 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:17:42,429 INFO L158 Benchmark]: Toolchain (without parser) took 13551.08ms. Allocated memory is still 117.4MB. Free memory was 94.8MB in the beginning and 65.6MB in the end (delta: 29.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-13 20:17:42,430 INFO L158 Benchmark]: CDTParser took 4.99ms. Allocated memory is still 142.6MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:42,430 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.86ms. Allocated memory is still 117.4MB. Free memory was 94.8MB in the beginning and 83.5MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:17:42,431 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.75ms. Allocated memory is still 117.4MB. Free memory was 83.5MB in the beginning and 82.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:42,431 INFO L158 Benchmark]: Boogie Preprocessor took 42.47ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 81.5MB in the end (delta: 667.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:42,431 INFO L158 Benchmark]: RCFGBuilder took 476.63ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 68.2MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:17:42,432 INFO L158 Benchmark]: CodeCheck took 12683.03ms. Allocated memory is still 117.4MB. Free memory was 68.2MB in the beginning and 65.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-13 20:17:42,434 INFO L338 ainManager$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 4.99ms. Allocated memory is still 142.6MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 298.86ms. Allocated memory is still 117.4MB. Free memory was 94.8MB in the beginning and 83.5MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.75ms. Allocated memory is still 117.4MB. Free memory was 83.5MB in the beginning and 82.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.47ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 81.5MB in the end (delta: 667.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 476.63ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 68.2MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 12683.03ms. Allocated memory is still 117.4MB. Free memory was 68.2MB in the beginning and 65.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:17:42,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/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_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/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_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/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 befa5004268d4c15cae2c05402ac6cc0f86cef85e498084909e66f7e8cc4b8f3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:45,608 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:45,779 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:17:45,858 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:45,861 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:45,862 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:45,863 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:45,863 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:45,864 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:45,865 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:45,866 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:17:45,866 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:17:45,866 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:45,867 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:45,867 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:45,867 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:45,868 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:17:45,868 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:17:45,868 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:45,868 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:17:45,868 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:17:45,868 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:45,869 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:45,869 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:45,869 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:45,869 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:45,869 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:45,869 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:17:45,870 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:45,870 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:45,870 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:45,870 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:45,870 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:45,870 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:17:45,871 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:45,872 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:17:45,872 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_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/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 -> befa5004268d4c15cae2c05402ac6cc0f86cef85e498084909e66f7e8cc4b8f3 [2024-11-13 20:17:46,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:46,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:46,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:46,310 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:46,311 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:46,312 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound5.c Unable to find full path for "g++" [2024-11-13 20:17:48,722 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:49,049 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:49,051 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound5.c [2024-11-13 20:17:49,068 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/data/d387645b5/35cbb9067e15418fac2672cfbf3ec04a/FLAGa3893e931 [2024-11-13 20:17:49,094 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/data/d387645b5/35cbb9067e15418fac2672cfbf3ec04a [2024-11-13 20:17:49,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:49,100 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:49,102 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:49,102 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:49,109 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:49,110 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:49,112 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@682d40ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49, skipping insertion in model container [2024-11-13 20:17:49,112 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:49,142 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:49,393 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_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound5.c[552,565] [2024-11-13 20:17:49,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:49,460 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:49,482 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_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound5.c[552,565] [2024-11-13 20:17:49,503 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:49,543 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:49,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49 WrapperNode [2024-11-13 20:17:49,545 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:49,546 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:49,546 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:49,547 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:49,560 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:49,572 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:49,600 INFO L138 Inliner]: procedures = 14, calls = 23, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 75 [2024-11-13 20:17:49,602 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:49,605 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:49,605 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:49,605 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:49,614 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:49,616 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:49,620 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:49,621 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:49,631 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:49,646 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:49,647 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:49,648 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:49,654 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:49,655 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:49,659 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:49,659 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:49,660 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:49,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:49,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:49,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:49,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:17:49,747 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:17:49,748 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:17:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:49,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:17:49,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:17:49,831 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:49,833 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:50,079 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-13 20:17:50,079 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:17:50,145 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:17:50,146 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 20:17:50,146 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:50 BoogieIcfgContainer [2024-11-13 20:17:50,146 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:17:50,147 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:17:50,147 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:17:50,159 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:17:50,160 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:50" (1/1) ... [2024-11-13 20:17:50,170 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:17:50,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:50,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2024-11-13 20:17:50,236 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2024-11-13 20:17:50,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 20:17:50,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:50,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:50,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:17:50,249 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:17:50,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:17:50,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:50,392 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:17:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:50,478 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 20:17:50,484 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:50,513 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:17:50,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:17:50,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:50,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2024-11-13 20:17:50,559 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2024-11-13 20:17:50,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:17:50,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:50,560 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:50,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:17:50,563 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:17:50,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:17:50,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:50,711 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:18:00,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:00,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 20:18:00,921 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:18:00,927 INFO L158 Benchmark]: Toolchain (without parser) took 11826.71ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 46.4MB in the end (delta: 45.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 20:18:00,927 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:18:00,928 INFO L158 Benchmark]: CACSL2BoogieTranslator took 443.91ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 80.1MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:18:00,929 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.50ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 78.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:18:00,930 INFO L158 Benchmark]: Boogie Preprocessor took 49.78ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 77.8MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:18:00,931 INFO L158 Benchmark]: RCFGBuilder took 491.13ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 63.5MB in the end (delta: 14.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:18:00,931 INFO L158 Benchmark]: CodeCheck took 10778.01ms. Allocated memory is still 117.4MB. Free memory was 63.5MB in the beginning and 46.4MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:18:00,934 INFO L338 ainManager$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 0.38ms. Allocated memory is still 117.4MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 443.91ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 80.1MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.50ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 78.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.78ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 77.8MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 491.13ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 63.5MB in the end (delta: 14.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 10778.01ms. Allocated memory is still 117.4MB. Free memory was 63.5MB in the beginning and 46.4MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:18:00,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f682d9-e2e4-4619-8ff9-46f3530a2ada/bin/ukojak-verify-EEHR8qb7sm/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown