./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-regression/stateful_check.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_262edbb0-68f8-4d98-b773-704dc1e9ecff/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_262edbb0-68f8-4d98-b773-704dc1e9ecff/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_262edbb0-68f8-4d98-b773-704dc1e9ecff/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_262edbb0-68f8-4d98-b773-704dc1e9ecff/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/stateful_check.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_262edbb0-68f8-4d98-b773-704dc1e9ecff/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_262edbb0-68f8-4d98-b773-704dc1e9ecff/bin/ukojak-verify-ENZ3QT5qd3 --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 86e7865b5c88aae342720e4dde014f366638a0b48b0e0f6e55acb2c675bcac3e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:13:21,709 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:13:21,804 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_262edbb0-68f8-4d98-b773-704dc1e9ecff/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 02:13:21,812 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:13:21,812 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:13:21,847 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:13:21,847 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:13:21,849 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:13:21,849 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:13:21,849 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:13:21,850 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:13:21,851 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:13:21,851 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:13:21,851 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:13:21,851 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:13:21,851 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:13:21,851 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:13:21,851 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:13:21,851 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:13:21,851 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:13:21,852 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:13:21,852 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:13:21,852 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:13:21,852 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:13:21,852 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:13:21,852 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:13:21,852 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:13:21,852 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:13:21,852 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:13:21,852 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:13:21,852 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:13:21,852 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:13:21,853 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:13:21,853 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:13:21,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:13:21,853 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_262edbb0-68f8-4d98-b773-704dc1e9ecff/bin/ukojak-verify-ENZ3QT5qd3 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 -> 86e7865b5c88aae342720e4dde014f366638a0b48b0e0f6e55acb2c675bcac3e [2024-11-25 02:13:22,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:13:22,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:13:22,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:13:22,181 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:13:22,181 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:13:22,183 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_262edbb0-68f8-4d98-b773-704dc1e9ecff/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/ldv-regression/stateful_check.c [2024-11-25 02:13:25,359 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_262edbb0-68f8-4d98-b773-704dc1e9ecff/bin/ukojak-verify-ENZ3QT5qd3/data/2b6aa0c03/adbc54f0a22c4b9881b955652b996b9f/FLAG8432f4649 [2024-11-25 02:13:25,693 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:13:25,693 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_262edbb0-68f8-4d98-b773-704dc1e9ecff/sv-benchmarks/c/ldv-regression/stateful_check.c [2024-11-25 02:13:25,707 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_262edbb0-68f8-4d98-b773-704dc1e9ecff/bin/ukojak-verify-ENZ3QT5qd3/data/2b6aa0c03/adbc54f0a22c4b9881b955652b996b9f/FLAG8432f4649 [2024-11-25 02:13:25,938 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_262edbb0-68f8-4d98-b773-704dc1e9ecff/bin/ukojak-verify-ENZ3QT5qd3/data/2b6aa0c03/adbc54f0a22c4b9881b955652b996b9f [2024-11-25 02:13:25,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:13:25,943 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:13:25,945 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:13:25,945 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:13:25,950 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:13:25,951 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:13:25" (1/1) ... [2024-11-25 02:13:25,953 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3081df55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:25, skipping insertion in model container [2024-11-25 02:13:25,953 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:13:25" (1/1) ... [2024-11-25 02:13:25,975 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:13:26,203 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:13:26,216 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:13:26,246 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:13:26,272 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:13:26,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:26 WrapperNode [2024-11-25 02:13:26,272 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:13:26,274 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:13:26,274 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:13:26,274 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:13:26,284 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:26" (1/1) ... [2024-11-25 02:13:26,291 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:26" (1/1) ... [2024-11-25 02:13:26,317 INFO L138 Inliner]: procedures = 21, calls = 21, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 113 [2024-11-25 02:13:26,321 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:13:26,322 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:13:26,322 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:13:26,322 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:13:26,331 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:26" (1/1) ... [2024-11-25 02:13:26,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:26" (1/1) ... [2024-11-25 02:13:26,334 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:26" (1/1) ... [2024-11-25 02:13:26,336 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:26" (1/1) ... [2024-11-25 02:13:26,340 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:26" (1/1) ... [2024-11-25 02:13:26,344 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:26" (1/1) ... [2024-11-25 02:13:26,352 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:26" (1/1) ... [2024-11-25 02:13:26,353 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:26" (1/1) ... [2024-11-25 02:13:26,358 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:26" (1/1) ... [2024-11-25 02:13:26,359 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:13:26,364 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:13:26,365 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:13:26,365 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:13:26,366 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:26" (1/1) ... [2024-11-25 02:13:26,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:13:26,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_262edbb0-68f8-4d98-b773-704dc1e9ecff/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:13:26,412 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_262edbb0-68f8-4d98-b773-704dc1e9ecff/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:13:26,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_262edbb0-68f8-4d98-b773-704dc1e9ecff/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:13:26,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:13:26,453 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2024-11-25 02:13:26,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2024-11-25 02:13:26,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:13:26,454 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-25 02:13:26,454 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-25 02:13:26,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:13:26,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:13:26,542 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:13:26,544 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:13:26,800 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-25 02:13:26,800 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:13:26,863 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:13:26,863 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:13:26,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:13:26 BoogieIcfgContainer [2024-11-25 02:13:26,864 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:13:26,865 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:13:26,865 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:13:26,878 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:13:26,878 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:13:26" (1/1) ... [2024-11-25 02:13:26,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:13:26,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:26,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 44 states and 61 transitions. [2024-11-25 02:13:26,973 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2024-11-25 02:13:26,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 02:13:26,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:26,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:27,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:27,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:13:27,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:27,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2024-11-25 02:13:27,402 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2024-11-25 02:13:27,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 02:13:27,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:27,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:27,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:27,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:13:27,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:27,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 49 states and 68 transitions. [2024-11-25 02:13:27,482 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2024-11-25 02:13:27,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 02:13:27,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:27,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:27,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:27,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:13:27,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:27,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 48 states and 67 transitions. [2024-11-25 02:13:27,583 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 67 transitions. [2024-11-25 02:13:27,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 02:13:27,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:27,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:27,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:27,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:13:27,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:27,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 50 states and 70 transitions. [2024-11-25 02:13:27,695 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 70 transitions. [2024-11-25 02:13:27,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 02:13:27,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:27,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:27,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:27,788 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:13:27,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:27,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 56 states and 84 transitions. [2024-11-25 02:13:27,932 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 84 transitions. [2024-11-25 02:13:27,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:13:27,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:27,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:27,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:28,056 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 02:13:28,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:28,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 57 states and 86 transitions. [2024-11-25 02:13:28,094 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 86 transitions. [2024-11-25 02:13:28,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:13:28,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:28,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:28,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:28,142 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 02:13:28,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:28,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 58 states and 89 transitions. [2024-11-25 02:13:28,187 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 89 transitions. [2024-11-25 02:13:28,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:13:28,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:28,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:28,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:28,286 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 02:13:28,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:28,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 57 states and 88 transitions. [2024-11-25 02:13:28,325 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 88 transitions. [2024-11-25 02:13:28,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 02:13:28,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:28,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:28,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:28,482 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:13:28,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:28,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 59 states and 92 transitions. [2024-11-25 02:13:28,601 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 92 transitions. [2024-11-25 02:13:28,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 02:13:28,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:28,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:28,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:28,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 02:13:28,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:28,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 58 states and 91 transitions. [2024-11-25 02:13:28,810 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 91 transitions. [2024-11-25 02:13:28,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:13:28,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:28,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:28,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:28,870 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-25 02:13:28,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:28,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 59 states and 91 transitions. [2024-11-25 02:13:28,907 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 91 transitions. [2024-11-25 02:13:28,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 02:13:28,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:28,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:29,032 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 02:13:29,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:29,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 65 states and 104 transitions. [2024-11-25 02:13:29,173 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 104 transitions. [2024-11-25 02:13:29,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:13:29,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:29,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:29,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:29,291 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 02:13:29,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:29,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 66 states and 105 transitions. [2024-11-25 02:13:29,329 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 105 transitions. [2024-11-25 02:13:29,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 02:13:29,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:29,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:29,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:29,422 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 02:13:29,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:29,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 67 states and 105 transitions. [2024-11-25 02:13:29,473 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 105 transitions. [2024-11-25 02:13:29,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 02:13:29,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:29,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:29,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:29,567 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-25 02:13:29,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:29,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 66 states and 104 transitions. [2024-11-25 02:13:29,617 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 104 transitions. [2024-11-25 02:13:29,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 02:13:29,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:29,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:29,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:29,705 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-25 02:13:29,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:29,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 65 states and 103 transitions. [2024-11-25 02:13:29,854 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 103 transitions. [2024-11-25 02:13:29,855 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 02:13:29,855 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2024-11-25 02:13:29,869 INFO L726 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2024-11-25 02:13:29,986 INFO L77 FloydHoareUtils]: At program point L18-1(line 18) the Hoare annotation is: true [2024-11-25 02:13:29,986 INFO L77 FloydHoareUtils]: At program point L18-2(line 18) the Hoare annotation is: true [2024-11-25 02:13:29,987 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 16 20) the Hoare annotation is: true [2024-11-25 02:13:29,987 INFO L77 FloydHoareUtils]: At program point mutex_lockEXIT(lines 16 20) the Hoare annotation is: true [2024-11-25 02:13:29,987 INFO L77 FloydHoareUtils]: At program point ERROR(lines 5 7) the Hoare annotation is: true [2024-11-25 02:13:29,987 INFO L77 FloydHoareUtils]: At program point __blast_assertEXIT(lines 5 7) the Hoare annotation is: true [2024-11-25 02:13:29,987 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 93) no Hoare annotation was computed. [2024-11-25 02:13:29,987 INFO L77 FloydHoareUtils]: At program point L93(line 93) the Hoare annotation is: (and (<= |ULTIMATE.start_main_#t~post12#1| 1) (<= 1 |ULTIMATE.start_main_#t~post12#1|)) [2024-11-25 02:13:29,988 INFO L77 FloydHoareUtils]: At program point L93-1(line 93) the Hoare annotation is: (<= |ULTIMATE.start_main_#t~post12#1| 1) [2024-11-25 02:13:29,988 INFO L77 FloydHoareUtils]: At program point L85(line 85) the Hoare annotation is: (= 0 |ULTIMATE.start_main_#t~post10#1|) [2024-11-25 02:13:29,988 INFO L77 FloydHoareUtils]: At program point L85-1(line 85) the Hoare annotation is: (= 0 |ULTIMATE.start_main_#t~post10#1|) [2024-11-25 02:13:29,988 INFO L77 FloydHoareUtils]: At program point L44(lines 36 45) the Hoare annotation is: true [2024-11-25 02:13:29,988 INFO L77 FloydHoareUtils]: At program point L36(lines 36 45) the Hoare annotation is: true [2024-11-25 02:13:29,988 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 85) no Hoare annotation was computed. [2024-11-25 02:13:29,988 INFO L77 FloydHoareUtils]: At program point L78-1(lines 78 116) the Hoare annotation is: true [2024-11-25 02:13:29,988 INFO L77 FloydHoareUtils]: At program point L78-4(lines 78 116) the Hoare annotation is: true [2024-11-25 02:13:29,989 INFO L77 FloydHoareUtils]: At program point L78-5(lines 78 116) the Hoare annotation is: true [2024-11-25 02:13:29,990 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 85) no Hoare annotation was computed. [2024-11-25 02:13:29,991 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 02:13:29,993 INFO L77 FloydHoareUtils]: At program point L38(line 38) the Hoare annotation is: true [2024-11-25 02:13:29,993 INFO L77 FloydHoareUtils]: At program point L38-1(line 38) the Hoare annotation is: true [2024-11-25 02:13:29,993 INFO L77 FloydHoareUtils]: At program point L30(line 30) the Hoare annotation is: true [2024-11-25 02:13:29,993 INFO L77 FloydHoareUtils]: At program point L30-2(line 30) the Hoare annotation is: true [2024-11-25 02:13:29,993 INFO L77 FloydHoareUtils]: At program point L30-3(lines 28 31) the Hoare annotation is: true [2024-11-25 02:13:29,994 INFO L77 FloydHoareUtils]: At program point L80(lines 80 115) the Hoare annotation is: true [2024-11-25 02:13:29,994 INFO L77 FloydHoareUtils]: At program point L106(line 106) the Hoare annotation is: true [2024-11-25 02:13:29,994 INFO L77 FloydHoareUtils]: At program point L106-1(line 106) the Hoare annotation is: true [2024-11-25 02:13:29,994 INFO L77 FloydHoareUtils]: At program point L98(line 98) the Hoare annotation is: true [2024-11-25 02:13:29,994 INFO L77 FloydHoareUtils]: At program point L98-1(line 98) the Hoare annotation is: true [2024-11-25 02:13:29,994 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 101) no Hoare annotation was computed. [2024-11-25 02:13:29,994 INFO L77 FloydHoareUtils]: At program point L90(line 90) the Hoare annotation is: true [2024-11-25 02:13:29,994 INFO L77 FloydHoareUtils]: At program point L90-1(line 90) the Hoare annotation is: true [2024-11-25 02:13:29,994 INFO L77 FloydHoareUtils]: At program point L24(line 24) the Hoare annotation is: true [2024-11-25 02:13:29,995 INFO L77 FloydHoareUtils]: At program point L24-2(line 24) the Hoare annotation is: true [2024-11-25 02:13:29,995 INFO L77 FloydHoareUtils]: At program point L24-3(line 24) the Hoare annotation is: true [2024-11-25 02:13:29,995 INFO L77 FloydHoareUtils]: At program point L82(line 82) the Hoare annotation is: true [2024-11-25 02:13:29,995 INFO L77 FloydHoareUtils]: At program point L82-1(line 82) the Hoare annotation is: true [2024-11-25 02:13:29,995 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 02:13:29,995 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 101) no Hoare annotation was computed. [2024-11-25 02:13:29,995 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 93) no Hoare annotation was computed. [2024-11-25 02:13:29,995 INFO L77 FloydHoareUtils]: At program point L43(line 43) the Hoare annotation is: true [2024-11-25 02:13:29,995 INFO L77 FloydHoareUtils]: At program point L43-1(line 43) the Hoare annotation is: true [2024-11-25 02:13:29,995 INFO L77 FloydHoareUtils]: At program point L101(line 101) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_#t~post14#1|) (<= |ULTIMATE.start_main_#t~post14#1| 2)) [2024-11-25 02:13:29,995 INFO L77 FloydHoareUtils]: At program point L101-1(line 101) the Hoare annotation is: (<= |ULTIMATE.start_main_#t~post14#1| 2) [2024-11-25 02:13:30,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:13:30 ImpRootNode [2024-11-25 02:13:30,018 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:13:30,019 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:13:30,019 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:13:30,019 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:13:30,020 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:13:26" (3/4) ... [2024-11-25 02:13:30,022 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 02:13:30,026 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2024-11-25 02:13:30,026 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __blast_assert [2024-11-25 02:13:30,033 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2024-11-25 02:13:30,034 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-25 02:13:30,034 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-25 02:13:30,034 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 02:13:30,166 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_262edbb0-68f8-4d98-b773-704dc1e9ecff/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 02:13:30,167 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_262edbb0-68f8-4d98-b773-704dc1e9ecff/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 02:13:30,167 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:13:30,168 INFO L158 Benchmark]: Toolchain (without parser) took 4225.16ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 80.1MB in the end (delta: 12.3MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2024-11-25 02:13:30,168 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 71.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:13:30,169 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.33ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 81.1MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:13:30,169 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.62ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:13:30,169 INFO L158 Benchmark]: Boogie Preprocessor took 41.65ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 78.7MB in the end (delta: 910.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:13:30,172 INFO L158 Benchmark]: RCFGBuilder took 499.23ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 63.5MB in the end (delta: 15.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:13:30,173 INFO L158 Benchmark]: CodeCheck took 3153.49ms. Allocated memory is still 117.4MB. Free memory was 63.3MB in the beginning and 86.1MB in the end (delta: -22.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:13:30,173 INFO L158 Benchmark]: Witness Printer took 148.34ms. Allocated memory is still 117.4MB. Free memory was 86.1MB in the beginning and 80.1MB in the end (delta: 5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:13:30,175 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 3 procedures, 44 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1023 SdHoareTripleChecker+Valid, 2.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 738 mSDsluCounter, 1065 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 713 mSDsCounter, 269 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1144 IncrementalHoareTripleChecker+Invalid, 1413 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 269 mSolverCounterUnsat, 352 mSDtfsCounter, 1144 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1971 GetRequests, 1899 SyntacticMatches, 46 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 241 NumberOfCodeBlocks, 241 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 225 ConstructedInterpolants, 0 QuantifiedInterpolants, 519 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 12 PerfectInterpolantSequences, 62/84 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, ConComCheckerStatistics: No data available - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 93]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 93]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 101]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 101]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - ProcedureContractResult [Line: 16]: Procedure Contract for mutex_lock Derived contract for procedure mutex_lock. Ensures: (open_called == \old(open_called)) - ProcedureContractResult [Line: 5]: Procedure Contract for __blast_assert Derived contract for procedure __blast_assert. Ensures: ((ldv_mutex == \old(ldv_mutex)) && (open_called == \old(open_called))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 71.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.33ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 81.1MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.62ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.65ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 78.7MB in the end (delta: 910.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 499.23ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 63.5MB in the end (delta: 15.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 3153.49ms. Allocated memory is still 117.4MB. Free memory was 63.3MB in the beginning and 86.1MB in the end (delta: -22.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 148.34ms. Allocated memory is still 117.4MB. Free memory was 86.1MB in the beginning and 80.1MB in the end (delta: 5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-25 02:13:30,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_262edbb0-68f8-4d98-b773-704dc1e9ecff/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE