./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/s12iff.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd9ec03b-0799-4a59-9a4d-300e192fe283/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd9ec03b-0799-4a59-9a4d-300e192fe283/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_bd9ec03b-0799-4a59-9a4d-300e192fe283/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd9ec03b-0799-4a59-9a4d-300e192fe283/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/s12iff.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd9ec03b-0799-4a59-9a4d-300e192fe283/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd9ec03b-0799-4a59-9a4d-300e192fe283/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3b77a49aa9e2fe58d44cd30e10a0c2d54049996239a42f9eb129163eea28c3fb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:10:40,014 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:10:40,075 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd9ec03b-0799-4a59-9a4d-300e192fe283/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:10:40,080 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:10:40,080 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:10:40,101 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:10:40,101 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:10:40,102 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:10:40,102 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:10:40,102 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:10:40,102 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:10:40,102 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:10:40,103 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:10:40,103 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:10:40,103 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:10:40,103 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:10:40,103 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:10:40,103 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:10:40,103 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:10:40,103 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:10:40,104 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:10:40,104 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:10:40,104 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:10:40,104 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:10:40,104 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:10:40,104 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:10:40,104 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:10:40,105 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:10:40,105 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:10:40,105 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:10:40,105 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:10:40,105 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:10:40,105 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:10:40,105 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_bd9ec03b-0799-4a59-9a4d-300e192fe283/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3b77a49aa9e2fe58d44cd30e10a0c2d54049996239a42f9eb129163eea28c3fb [2024-11-13 21:10:40,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:10:40,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:10:40,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:10:40,534 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:10:40,535 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:10:40,537 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd9ec03b-0799-4a59-9a4d-300e192fe283/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-fpi/s12iff.c Unable to find full path for "g++" [2024-11-13 21:10:42,896 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:10:43,288 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:10:43,289 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd9ec03b-0799-4a59-9a4d-300e192fe283/sv-benchmarks/c/array-fpi/s12iff.c [2024-11-13 21:10:43,298 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd9ec03b-0799-4a59-9a4d-300e192fe283/bin/ukojak-verify-EEHR8qb7sm/data/d33ad103d/8d8e39c68a3942dfabe319094cce8e8b/FLAG5c531ed99 [2024-11-13 21:10:43,314 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd9ec03b-0799-4a59-9a4d-300e192fe283/bin/ukojak-verify-EEHR8qb7sm/data/d33ad103d/8d8e39c68a3942dfabe319094cce8e8b [2024-11-13 21:10:43,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:10:43,318 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:10:43,320 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:10:43,320 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:10:43,326 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:10:43,327 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:10:43" (1/1) ... [2024-11-13 21:10:43,328 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34dfc3a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:43, skipping insertion in model container [2024-11-13 21:10:43,329 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:10:43" (1/1) ... [2024-11-13 21:10:43,347 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:10:43,570 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd9ec03b-0799-4a59-9a4d-300e192fe283/sv-benchmarks/c/array-fpi/s12iff.c[589,602] [2024-11-13 21:10:43,610 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:10:43,625 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:10:43,638 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd9ec03b-0799-4a59-9a4d-300e192fe283/sv-benchmarks/c/array-fpi/s12iff.c[589,602] [2024-11-13 21:10:43,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:10:43,677 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:10:43,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:43 WrapperNode [2024-11-13 21:10:43,678 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:10:43,680 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:10:43,680 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:10:43,680 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:10:43,688 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:43" (1/1) ... [2024-11-13 21:10:43,695 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:43" (1/1) ... [2024-11-13 21:10:43,717 INFO L138 Inliner]: procedures = 17, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2024-11-13 21:10:43,717 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:10:43,718 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:10:43,718 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:10:43,718 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:10:43,727 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:43" (1/1) ... [2024-11-13 21:10:43,728 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:43" (1/1) ... [2024-11-13 21:10:43,730 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:43" (1/1) ... [2024-11-13 21:10:43,730 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:43" (1/1) ... [2024-11-13 21:10:43,738 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:43" (1/1) ... [2024-11-13 21:10:43,743 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:43" (1/1) ... [2024-11-13 21:10:43,744 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:43" (1/1) ... [2024-11-13 21:10:43,745 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:43" (1/1) ... [2024-11-13 21:10:43,747 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:10:43,748 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:10:43,749 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:10:43,749 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:10:43,750 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:43" (1/1) ... [2024-11-13 21:10:43,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:10:43,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd9ec03b-0799-4a59-9a4d-300e192fe283/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:10:43,792 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd9ec03b-0799-4a59-9a4d-300e192fe283/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:10:43,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd9ec03b-0799-4a59-9a4d-300e192fe283/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:10:43,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:10:43,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:10:43,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:10:43,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:10:43,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:10:43,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:10:43,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:10:43,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:10:43,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:10:43,952 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:10:43,955 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:10:44,207 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 21:10:44,208 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:10:44,296 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:10:44,297 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 21:10:44,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:10:44 BoogieIcfgContainer [2024-11-13 21:10:44,298 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:10:44,299 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:10:44,299 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:10:44,317 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:10:44,317 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:10:44" (1/1) ... [2024-11-13 21:10:44,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:10:44,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:10:44,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2024-11-13 21:10:44,392 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2024-11-13 21:10:44,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:10:44,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:10:44,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:10:44,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:44,729 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 21:10:44,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:10:44,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-11-13 21:10:44,810 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-11-13 21:10:44,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:10:44,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:10:44,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:10:44,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:45,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:10:45,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:10:45,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-11-13 21:10:45,131 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-11-13 21:10:45,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:10:45,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:10:45,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:10:45,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:45,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:10:45,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:10:45,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-11-13 21:10:45,331 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-11-13 21:10:45,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:10:45,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:10:45,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:10:45,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:10:45,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:10:45,491 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:10:45,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:10:45,544 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2024-11-13 21:10:45,576 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:10:45 ImpRootNode [2024-11-13 21:10:45,576 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:10:45,577 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:10:45,577 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:10:45,577 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:10:45,578 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:10:44" (3/4) ... [2024-11-13 21:10:45,579 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 21:10:45,634 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd9ec03b-0799-4a59-9a4d-300e192fe283/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:10:45,634 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:10:45,635 INFO L158 Benchmark]: Toolchain (without parser) took 2316.76ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 67.7MB in the end (delta: 24.6MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2024-11-13 21:10:45,635 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 83.9MB. Free memory was 41.9MB in the beginning and 41.7MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:10:45,636 INFO L158 Benchmark]: CACSL2BoogieTranslator took 358.37ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 80.2MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:10:45,636 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.98ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 79.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:10:45,637 INFO L158 Benchmark]: Boogie Preprocessor took 29.58ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 77.9MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:10:45,637 INFO L158 Benchmark]: RCFGBuilder took 549.30ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 63.0MB in the end (delta: 14.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:10:45,637 INFO L158 Benchmark]: CodeCheck took 1277.73ms. Allocated memory is still 117.4MB. Free memory was 62.5MB in the beginning and 70.0MB in the end (delta: -7.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:10:45,641 INFO L158 Benchmark]: Witness Printer took 56.97ms. Allocated memory is still 117.4MB. Free memory was 70.0MB in the beginning and 67.7MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:10:45,643 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 80 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 18 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 70 IncrementalHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 18 mSolverCounterUnsat, 12 mSDtfsCounter, 70 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 190 GetRequests, 180 SyntacticMatches, 4 SemanticMatches, 6 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, 0.4s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 51 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 3/3 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 - CounterExampleResult [Line: 15]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L19] int N; [L23] N = __VERIFIER_nondet_int() [L24] COND FALSE !(N <= 0) [L25] CALL assume_abort_if_not(N <= 2147483647/sizeof(int)) [L13] COND FALSE !(!cond) [L25] RET assume_abort_if_not(N <= 2147483647/sizeof(int)) [L27] int i; [L28] long long sum[1]; [L29] int *a = malloc(sizeof(int)*N); [L31] sum[0] = 1 [L32] i=0 VAL [N=1, a={-1:0}, i=0, sum={4:0}] [L32] COND TRUE i