./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/sqrt2-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9ad6f-b39b-4681-9fc3-b09397310a9b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9ad6f-b39b-4681-9fc3-b09397310a9b/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_9db9ad6f-b39b-4681-9fc3-b09397310a9b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9ad6f-b39b-4681-9fc3-b09397310a9b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-nla/sqrt2-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9ad6f-b39b-4681-9fc3-b09397310a9b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9ad6f-b39b-4681-9fc3-b09397310a9b/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f29864c02f98221b6fcd1d486dfbdcb30bbbd96cdca4ed616b67652e37cda5f3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:29:24,154 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:29:24,251 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9ad6f-b39b-4681-9fc3-b09397310a9b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 21:29:24,259 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:29:24,259 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:29:24,295 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:29:24,296 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:29:24,296 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:29:24,297 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:29:24,297 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:29:24,298 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:29:24,298 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:29:24,299 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:29:24,299 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:29:24,299 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:29:24,299 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:29:24,300 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:29:24,300 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:29:24,300 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:29:24,300 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:29:24,301 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:29:24,301 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:29:24,301 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:29:24,301 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:29:24,301 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:29:24,301 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:29:24,301 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:29:24,302 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:29:24,302 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:29:24,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:24,302 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:29:24,302 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:29:24,302 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:29:24,302 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:29:24,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:29:24,303 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_9db9ad6f-b39b-4681-9fc3-b09397310a9b/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 ! overflow) ) 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 -> f29864c02f98221b6fcd1d486dfbdcb30bbbd96cdca4ed616b67652e37cda5f3 [2024-11-13 21:29:24,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:29:24,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:29:24,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:29:24,655 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:29:24,656 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:29:24,657 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9ad6f-b39b-4681-9fc3-b09397310a9b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-nla/sqrt2-both-nt.c Unable to find full path for "g++" [2024-11-13 21:29:26,569 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:29:26,840 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:29:26,841 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9ad6f-b39b-4681-9fc3-b09397310a9b/sv-benchmarks/c/termination-nla/sqrt2-both-nt.c [2024-11-13 21:29:26,848 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9ad6f-b39b-4681-9fc3-b09397310a9b/bin/ukojak-verify-EEHR8qb7sm/data/4215d530b/de74d607740b4c498160373da7caf23a/FLAGd9bce6bc7 [2024-11-13 21:29:26,863 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9ad6f-b39b-4681-9fc3-b09397310a9b/bin/ukojak-verify-EEHR8qb7sm/data/4215d530b/de74d607740b4c498160373da7caf23a [2024-11-13 21:29:26,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:29:26,867 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:29:26,868 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:26,868 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:29:26,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:29:26,873 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:26" (1/1) ... [2024-11-13 21:29:26,874 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e1373b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:26, skipping insertion in model container [2024-11-13 21:29:26,874 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:26" (1/1) ... [2024-11-13 21:29:26,888 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:29:27,026 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:27,031 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:29:27,048 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:27,066 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:29:27,067 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:27 WrapperNode [2024-11-13 21:29:27,067 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:27,068 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:27,068 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:29:27,068 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:29:27,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:27" (1/1) ... [2024-11-13 21:29:27,076 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:27" (1/1) ... [2024-11-13 21:29:27,093 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2024-11-13 21:29:27,093 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:27,094 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:29:27,094 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:29:27,094 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:29:27,101 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:27" (1/1) ... [2024-11-13 21:29:27,101 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:27" (1/1) ... [2024-11-13 21:29:27,102 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:27" (1/1) ... [2024-11-13 21:29:27,102 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:27" (1/1) ... [2024-11-13 21:29:27,104 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:27" (1/1) ... [2024-11-13 21:29:27,111 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:27" (1/1) ... [2024-11-13 21:29:27,112 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:27" (1/1) ... [2024-11-13 21:29:27,113 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:27" (1/1) ... [2024-11-13 21:29:27,114 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:29:27,114 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:29:27,118 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:29:27,118 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:29:27,119 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:27" (1/1) ... [2024-11-13 21:29:27,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:27,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9ad6f-b39b-4681-9fc3-b09397310a9b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:29:27,159 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9ad6f-b39b-4681-9fc3-b09397310a9b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:29:27,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9ad6f-b39b-4681-9fc3-b09397310a9b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:29:27,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:29:27,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:29:27,251 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:29:27,253 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:29:27,483 INFO L? ?]: Removed 40 outVars from TransFormulas that were not future-live. [2024-11-13 21:29:27,483 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:29:27,509 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:29:27,509 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:29:27,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:27 BoogieIcfgContainer [2024-11-13 21:29:27,510 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:29:27,512 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:29:27,512 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:29:27,521 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:29:27,521 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:27" (1/1) ... [2024-11-13 21:29:27,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:29:27,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:27,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 48 states and 49 transitions. [2024-11-13 21:29:27,581 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2024-11-13 21:29:27,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 21:29:27,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:27,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:27,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:27,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:29:27,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:27,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 47 transitions. [2024-11-13 21:29:27,719 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 47 transitions. [2024-11-13 21:29:27,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:29:27,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:27,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:27,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:29:27,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:27,750 INFO L255 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:29:27,754 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:27,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:29:27,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:27,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2024-11-13 21:29:27,822 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2024-11-13 21:29:27,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:29:27,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:27,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:27,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:27,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:29:27,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:27,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 52 states and 55 transitions. [2024-11-13 21:29:27,968 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 55 transitions. [2024-11-13 21:29:27,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 21:29:27,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:27,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:27,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:28,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:29:28,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:28,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 56 states and 61 transitions. [2024-11-13 21:29:28,228 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 61 transitions. [2024-11-13 21:29:28,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:29:28,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:28,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:28,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:29:28,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:28,247 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:29:28,248 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:28,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:29:28,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:28,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 59 states and 65 transitions. [2024-11-13 21:29:28,475 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 65 transitions. [2024-11-13 21:29:28,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:29:28,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:28,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:28,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:28,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:29:28,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:28,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 62 states and 70 transitions. [2024-11-13 21:29:28,783 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2024-11-13 21:29:28,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:29:28,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:28,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:28,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:28,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:29:28,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:28,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 64 states and 74 transitions. [2024-11-13 21:29:29,000 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 74 transitions. [2024-11-13 21:29:29,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:29:29,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:29,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:29,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:29,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:29:29,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:29,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 67 states and 79 transitions. [2024-11-13 21:29:29,224 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 79 transitions. [2024-11-13 21:29:29,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:29:29,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:29,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:29,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:29,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:29:29,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:29,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 69 states and 83 transitions. [2024-11-13 21:29:29,810 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 83 transitions. [2024-11-13 21:29:29,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:29:29,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:29,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:29,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:29,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:29:30,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:30,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 73 states and 89 transitions. [2024-11-13 21:29:30,322 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 89 transitions. [2024-11-13 21:29:30,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:29:30,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:30,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:30,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:30,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:29:30,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:30,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 72 states and 88 transitions. [2024-11-13 21:29:30,560 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2024-11-13 21:29:30,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:29:30,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:30,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:30,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:30,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:29:40,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 21:29:40,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:40,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 74 states and 90 transitions. [2024-11-13 21:29:40,727 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 90 transitions. [2024-11-13 21:29:40,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:29:40,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:40,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:40,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:29:40,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:40,759 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:29:40,760 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:40,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:29:52,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 21:29:52,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:52,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 87 states and 105 transitions. [2024-11-13 21:29:52,113 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 105 transitions. [2024-11-13 21:29:52,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:29:52,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:52,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:52,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:29:52,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:52,138 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:29:52,139 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:52,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:29:53,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:53,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 101 states and 121 transitions. [2024-11-13 21:29:53,031 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 121 transitions. [2024-11-13 21:29:53,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:29:53,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:53,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:53,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:53,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:29:53,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:53,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 103 states and 125 transitions. [2024-11-13 21:29:53,104 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 125 transitions. [2024-11-13 21:29:53,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:29:53,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:53,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:53,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:53,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:29:53,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:53,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 106 states and 130 transitions. [2024-11-13 21:29:53,185 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 130 transitions. [2024-11-13 21:29:53,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:29:53,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:53,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:53,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:53,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:29:53,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:53,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 110 states and 138 transitions. [2024-11-13 21:29:53,643 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 138 transitions. [2024-11-13 21:29:53,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:29:53,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:53,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:53,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:29:54,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:54,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 116 states and 147 transitions. [2024-11-13 21:29:54,413 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 147 transitions. [2024-11-13 21:29:54,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:29:54,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:54,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:54,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:29:54,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:54,445 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 21:29:54,447 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:54,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:29:56,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:56,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 136 states and 173 transitions. [2024-11-13 21:29:56,382 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 173 transitions. [2024-11-13 21:29:56,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 21:29:56,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:56,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:56,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:29:56,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:56,401 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:29:56,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:56,421 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 20 iterations. [2024-11-13 21:29:56,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:29:56 ImpRootNode [2024-11-13 21:29:56,455 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:29:56,455 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:29:56,456 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:29:56,456 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:29:56,456 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:27" (3/4) ... [2024-11-13 21:29:56,457 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 21:29:56,498 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9ad6f-b39b-4681-9fc3-b09397310a9b/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:29:56,498 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:29:56,500 INFO L158 Benchmark]: Toolchain (without parser) took 29632.19ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 38.6MB in the end (delta: 54.6MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. [2024-11-13 21:29:56,500 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:56,502 INFO L158 Benchmark]: CACSL2BoogieTranslator took 199.26ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 82.9MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:29:56,502 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.36ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 81.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:56,502 INFO L158 Benchmark]: Boogie Preprocessor took 20.15ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 81.2MB in the end (delta: 648.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:56,503 INFO L158 Benchmark]: RCFGBuilder took 395.62ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 68.6MB in the end (delta: 12.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:29:56,504 INFO L158 Benchmark]: CodeCheck took 28943.16ms. Allocated memory is still 117.4MB. Free memory was 68.6MB in the beginning and 41.4MB in the end (delta: 27.2MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2024-11-13 21:29:56,504 INFO L158 Benchmark]: Witness Printer took 42.51ms. Allocated memory is still 117.4MB. Free memory was 40.3MB in the beginning and 38.6MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:29:56,507 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 48 locations, 22 error locations. Started 1 CEGAR loops. OverallTime: 28.9s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 15 mSolverCounterUnknown, 1344 SdHoareTripleChecker+Valid, 156.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1230 mSDsluCounter, 166 SdHoareTripleChecker+Invalid, 155.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 128 mSDsCounter, 280 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3278 IncrementalHoareTripleChecker+Invalid, 3573 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 280 mSolverCounterUnsat, 38 mSDtfsCounter, 3278 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1652 GetRequests, 1381 SyntacticMatches, 121 SemanticMatches, 150 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13696 ImplicationChecksByTransitivity, 6.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 236 NumberOfCodeBlocks, 236 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 195 ConstructedInterpolants, 0 QuantifiedInterpolants, 1313 SizeOfPredicates, 2 NumberOfNonLiveVariables, 108 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 36]: integer overflow possible integer overflow possible We found a FailurePath: [L20] int s, t, i, j; [L22] i = __VERIFIER_nondet_int() [L23] j = __VERIFIER_nondet_int() [L25] s = 1 [L26] t = 1 VAL [i=1, j=2147483647, s=1, t=1] [L28] EXPR t*t VAL [i=1, j=2147483647, s=1, t=1] [L28] EXPR 4*s VAL [i=1, j=2147483647, s=1, t=1] [L28] EXPR t*t - 4*s VAL [i=1, j=2147483647, s=1, t=1] [L28] EXPR 2*t VAL [i=1, j=2147483647, s=1, t=1] [L28] EXPR t*t - 4*s + 2*t VAL [i=1, j=2147483647, s=1, t=1] [L28] EXPR t*t - 4*s + 2*t + 1 VAL [i=1, j=2147483647, s=1, t=1] [L28] EXPR t*t - 4*s + 2*t + 1 + i VAL [i=1, j=2147483647, s=1, t=1] [L28] COND TRUE t*t - 4*s + 2*t + 1 + i >= 0 VAL [i=1, j=2147483647, s=1, t=1] [L34] EXPR t + 2 [L34] t = t + 2 VAL [i=1, j=2147483647, s=1, t=3] [L35] EXPR s + t [L35] s = s + t VAL [i=1, j=2147483647, s=4, t=3] [L36] i + j VAL [s=4, t=3] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 199.26ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 82.9MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.36ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 81.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.15ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 81.2MB in the end (delta: 648.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 395.62ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 68.6MB in the end (delta: 12.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 28943.16ms. Allocated memory is still 117.4MB. Free memory was 68.6MB in the beginning and 41.4MB in the end (delta: 27.2MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * Witness Printer took 42.51ms. Allocated memory is still 117.4MB. Free memory was 40.3MB in the beginning and 38.6MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 21:29:56,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9ad6f-b39b-4681-9fc3-b09397310a9b/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)