./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_17_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/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_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/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 64bit --witnessprinter.graph.data.programhash 085331ab314de2d73cae0cdb8ff2481a405222bc5a60b60db694503dd434e6cf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:02:59,493 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:02:59,554 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:02:59,558 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:02:59,559 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:02:59,595 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:02:59,598 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:02:59,598 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:02:59,599 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:02:59,599 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:02:59,599 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:02:59,599 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:02:59,599 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:02:59,599 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:02:59,599 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:02:59,599 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:02:59,599 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:02:59,600 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:02:59,600 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:02:59,600 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:02:59,600 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:02:59,600 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:02:59,600 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:02:59,600 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:02:59,600 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:02:59,601 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:02:59,601 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:02:59,601 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:02:59,601 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:02:59,601 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:02:59,603 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:02:59,603 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:02:59,603 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_168bd41d-aea8-4c3f-8678-4e199d9d2de4/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 085331ab314de2d73cae0cdb8ff2481a405222bc5a60b60db694503dd434e6cf [2024-11-13 21:02:59,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:02:59,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:02:59,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:02:59,944 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:02:59,945 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:02:59,946 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_17_bad.i Unable to find full path for "g++" [2024-11-13 21:03:01,837 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:03:02,271 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:03:02,275 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_17_bad.i [2024-11-13 21:03:02,307 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/data/cb428709c/258feffda0b446e5a9295f2b88c6d123/FLAGbd3a873f5 [2024-11-13 21:03:02,327 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/data/cb428709c/258feffda0b446e5a9295f2b88c6d123 [2024-11-13 21:03:02,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:03:02,330 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:03:02,332 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:03:02,332 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:03:02,336 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:03:02,337 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:03:02" (1/1) ... [2024-11-13 21:03:02,338 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30bcf749 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:02, skipping insertion in model container [2024-11-13 21:03:02,338 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:03:02" (1/1) ... [2024-11-13 21:03:02,384 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:03:03,402 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:03:03,410 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:03:03,518 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:03:03,644 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:03:03,645 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03 WrapperNode [2024-11-13 21:03:03,645 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:03:03,646 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:03:03,646 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:03:03,646 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:03:03,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,672 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,693 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-13 21:03:03,693 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:03:03,694 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:03:03,694 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:03:03,694 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:03:03,702 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,704 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,704 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,709 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,712 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,713 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,714 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,716 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:03:03,717 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:03:03,717 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:03:03,717 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:03:03,718 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:03:03,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:03:03,751 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:03:03,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:03:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:03:03,776 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:03:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:03:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:03:03,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:03:03,926 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:03:03,928 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:03:04,089 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 21:03:04,089 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:03:04,137 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:03:04,137 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 21:03:04,138 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:03:04 BoogieIcfgContainer [2024-11-13 21:03:04,138 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:03:04,138 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:03:04,139 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:03:04,149 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:03:04,149 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:03:04" (1/1) ... [2024-11-13 21:03:04,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:03:04,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:04,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2024-11-13 21:03:04,222 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-11-13 21:03:04,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:03:04,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:04,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:04,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:04,491 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 21:03:04,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:04,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2024-11-13 21:03:04,557 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2024-11-13 21:03:04,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:03:04,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:04,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:04,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:04,721 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 21:03:04,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:04,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2024-11-13 21:03:04,752 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2024-11-13 21:03:04,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:03:04,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:04,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:04,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:04,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:04,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:04,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-11-13 21:03:04,978 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-11-13 21:03:04,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:03:04,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:04,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:05,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:05,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:05,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:05,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2024-11-13 21:03:05,396 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2024-11-13 21:03:05,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:03:05,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:05,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:05,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:03:05,424 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:03:05,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:03:05,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:03:05,505 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:03:05,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:03:05,544 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2024-11-13 21:03:05,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:03:05 ImpRootNode [2024-11-13 21:03:05,580 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:03:05,581 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:03:05,581 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:03:05,582 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:03:05,582 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:03:04" (3/4) ... [2024-11-13 21:03:05,585 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:03:05,585 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:03:05,587 INFO L158 Benchmark]: Toolchain (without parser) took 3256.05ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 51.7MB in the end (delta: 64.5MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. [2024-11-13 21:03:05,588 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 167.8MB. Free memory is still 105.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:03:05,591 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1313.71ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 57.4MB in the end (delta: 58.4MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 21:03:05,591 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.43ms. Allocated memory is still 142.6MB. Free memory was 57.4MB in the beginning and 55.0MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:03:05,591 INFO L158 Benchmark]: Boogie Preprocessor took 22.59ms. Allocated memory is still 142.6MB. Free memory was 55.0MB in the beginning and 54.0MB in the end (delta: 957.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:03:05,592 INFO L158 Benchmark]: RCFGBuilder took 420.76ms. Allocated memory is still 142.6MB. Free memory was 54.0MB in the beginning and 108.1MB in the end (delta: -54.1MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-11-13 21:03:05,592 INFO L158 Benchmark]: CodeCheck took 1441.87ms. Allocated memory is still 142.6MB. Free memory was 108.1MB in the beginning and 52.4MB in the end (delta: 55.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 21:03:05,592 INFO L158 Benchmark]: Witness Printer took 4.31ms. Allocated memory is still 142.6MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:03:05,597 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 2 procedures, 22 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 64 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12 mSDsluCounter, 26 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 36 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 100 IncrementalHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 36 mSolverCounterUnsat, 22 mSDtfsCounter, 100 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 251 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 32 ConstructedInterpolants, 0 QuantifiedInterpolants, 70 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 2/3 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 - UnprovableResult [Line: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1569. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1569] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] CALL CWE190_Integer_Overflow__int_fscanf_preinc_17_bad() [L1550] int i,j; [L1551] int data; [L1552] data = 0 [L1553] i = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=0] [L1553] COND TRUE i < 1 [L1553] i++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1] [L1553] COND FALSE !(i < 1) [L1557] j = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] [L1557] COND TRUE j < 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] [L1560] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 167.8MB. Free memory is still 105.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1313.71ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 57.4MB in the end (delta: 58.4MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.43ms. Allocated memory is still 142.6MB. Free memory was 57.4MB in the beginning and 55.0MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.59ms. Allocated memory is still 142.6MB. Free memory was 55.0MB in the beginning and 54.0MB in the end (delta: 957.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 420.76ms. Allocated memory is still 142.6MB. Free memory was 54.0MB in the beginning and 108.1MB in the end (delta: -54.1MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * CodeCheck took 1441.87ms. Allocated memory is still 142.6MB. Free memory was 108.1MB in the beginning and 52.4MB in the end (delta: 55.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Witness Printer took 4.31ms. Allocated memory is still 142.6MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:03:05,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/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_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/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 64bit --witnessprinter.graph.data.programhash 085331ab314de2d73cae0cdb8ff2481a405222bc5a60b60db694503dd434e6cf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:03:08,416 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:03:08,540 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:03:08,570 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:03:08,571 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:03:08,571 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:03:08,572 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:03:08,572 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:03:08,572 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:03:08,572 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:03:08,573 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:03:08,573 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:03:08,573 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:03:08,573 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:03:08,573 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:03:08,573 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:03:08,573 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:03:08,573 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:03:08,574 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:03:08,574 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:03:08,574 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:03:08,574 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:03:08,574 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:03:08,574 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:03:08,575 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:03:08,575 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:08,575 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:03:08,575 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:03:08,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:03:08,576 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:03:08,576 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:03:08,576 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:03:08,576 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:03:08,576 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:08,576 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:03:08,576 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_168bd41d-aea8-4c3f-8678-4e199d9d2de4/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 085331ab314de2d73cae0cdb8ff2481a405222bc5a60b60db694503dd434e6cf [2024-11-13 21:03:08,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:03:08,909 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:03:08,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:03:08,913 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:03:08,914 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:03:08,915 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_17_bad.i Unable to find full path for "g++" [2024-11-13 21:03:10,953 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:03:11,484 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:03:11,485 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_17_bad.i [2024-11-13 21:03:11,512 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/data/4d72769fc/cb24b2c77e23421285dc375f49f42ac4/FLAGe9e15a426 [2024-11-13 21:03:11,529 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/data/4d72769fc/cb24b2c77e23421285dc375f49f42ac4 [2024-11-13 21:03:11,531 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:03:11,534 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:03:11,537 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:03:11,538 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:03:11,544 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:03:11,545 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:03:11" (1/1) ... [2024-11-13 21:03:11,548 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b9fc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:11, skipping insertion in model container [2024-11-13 21:03:11,549 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:03:11" (1/1) ... [2024-11-13 21:03:11,619 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:03:12,889 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:03:12,903 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:03:13,075 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:03:13,313 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:03:13,313 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:13 WrapperNode [2024-11-13 21:03:13,314 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:03:13,315 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:03:13,315 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:03:13,316 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:03:13,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:13" (1/1) ... [2024-11-13 21:03:13,369 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:13" (1/1) ... [2024-11-13 21:03:13,404 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 64 [2024-11-13 21:03:13,406 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:03:13,406 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:03:13,406 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:03:13,407 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:03:13,415 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:13" (1/1) ... [2024-11-13 21:03:13,415 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:13" (1/1) ... [2024-11-13 21:03:13,421 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:13" (1/1) ... [2024-11-13 21:03:13,425 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:13" (1/1) ... [2024-11-13 21:03:13,437 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:13" (1/1) ... [2024-11-13 21:03:13,444 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:13" (1/1) ... [2024-11-13 21:03:13,451 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:13" (1/1) ... [2024-11-13 21:03:13,452 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:13" (1/1) ... [2024-11-13 21:03:13,461 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:03:13,462 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:03:13,462 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:03:13,462 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:03:13,466 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:13" (1/1) ... [2024-11-13 21:03:13,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:03:13,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:03:13,504 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:03:13,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:03:13,536 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:03:13,536 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:03:13,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:03:13,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:03:13,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:03:13,709 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:03:13,711 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:03:13,904 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-13 21:03:13,904 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:03:13,978 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:03:13,978 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 21:03:13,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:03:13 BoogieIcfgContainer [2024-11-13 21:03:13,979 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:03:13,981 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:03:13,981 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:03:13,993 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:03:13,993 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:03:13" (1/1) ... [2024-11-13 21:03:14,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:03:14,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:14,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2024-11-13 21:03:14,071 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-11-13 21:03:14,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:03:14,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:14,077 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:14,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:14,079 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:14,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:03:14,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:14,247 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:14,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:14,291 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:03:14,295 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:14,338 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 21:03:14,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:03:14,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:14,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2024-11-13 21:03:14,366 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2024-11-13 21:03:14,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:03:14,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:14,366 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:14,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:14,369 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:14,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:03:14,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:14,495 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:14,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:14,521 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:03:14,521 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:14,524 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 21:03:14,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 21:03:14,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:14,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2024-11-13 21:03:14,538 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2024-11-13 21:03:14,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:03:14,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:14,539 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:14,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:14,542 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:14,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:03:14,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:14,677 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:14,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:14,707 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:03:14,710 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:14,768 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 21:03:14,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 21:03:14,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:14,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2024-11-13 21:03:14,850 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2024-11-13 21:03:14,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:03:14,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:14,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:14,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:14,856 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:14,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:03:14,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:14,999 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:15,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:15,027 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:03:15,028 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:15,077 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:15,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 21:03:15,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:15,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2024-11-13 21:03:15,156 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2024-11-13 21:03:15,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:03:15,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:15,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:15,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:15,160 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:15,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:03:15,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:03:15,310 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:03:15,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:03:15,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:03:15,459 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:03:15,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:03:15,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 21:03:15,507 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2024-11-13 21:03:15,546 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:03:15 ImpRootNode [2024-11-13 21:03:15,547 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:03:15,548 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:03:15,548 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:03:15,548 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:03:15,550 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:03:13" (3/4) ... [2024-11-13 21:03:15,552 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:03:15,554 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:03:15,557 INFO L158 Benchmark]: Toolchain (without parser) took 4020.98ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 51.4MB in the end (delta: 39.8MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2024-11-13 21:03:15,557 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:03:15,558 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1777.42ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 76.9MB in the end (delta: 14.1MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. [2024-11-13 21:03:15,558 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.74ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 74.2MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:03:15,558 INFO L158 Benchmark]: Boogie Preprocessor took 54.97ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 72.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:03:15,561 INFO L158 Benchmark]: RCFGBuilder took 518.33ms. Allocated memory is still 117.4MB. Free memory was 72.5MB in the beginning and 56.9MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:03:15,561 INFO L158 Benchmark]: CodeCheck took 1566.19ms. Allocated memory is still 117.4MB. Free memory was 56.9MB in the beginning and 51.6MB in the end (delta: 5.3MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2024-11-13 21:03:15,562 INFO L158 Benchmark]: Witness Printer took 6.02ms. Allocated memory is still 117.4MB. Free memory was 51.6MB in the beginning and 51.4MB in the end (delta: 241.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:03:15,564 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 2 procedures, 22 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 98 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 41 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 52 IncrementalHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 41 mSDtfsCounter, 52 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 246 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 30 ConstructedInterpolants, 0 QuantifiedInterpolants, 44 SizeOfPredicates, 0 NumberOfNonLiveVariables, 144 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 2/3 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 - UnprovableResult [Line: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1569. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1569] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] CALL CWE190_Integer_Overflow__int_fscanf_preinc_17_bad() [L1550] int i,j; [L1551] int data; [L1552] data = 0 [L1553] i = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=0] [L1553] COND TRUE i < 1 [L1553] i++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1] [L1553] COND FALSE !(i < 1) [L1557] j = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] [L1557] COND TRUE j < 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] [L1560] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1777.42ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 76.9MB in the end (delta: 14.1MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.74ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 74.2MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.97ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 72.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 518.33ms. Allocated memory is still 117.4MB. Free memory was 72.5MB in the beginning and 56.9MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1566.19ms. Allocated memory is still 117.4MB. Free memory was 56.9MB in the beginning and 51.6MB in the end (delta: 5.3MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. * Witness Printer took 6.02ms. Allocated memory is still 117.4MB. Free memory was 51.6MB in the beginning and 51.4MB in the end (delta: 241.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:03:15,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168bd41d-aea8-4c3f-8678-4e199d9d2de4/bin/ukojak-verify-EEHR8qb7sm/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: UNKNOWN: Overapproximated counterexample