./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-32.i --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_ff9292d9-27f9-49e4-a500-79f1523bc15a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9292d9-27f9-49e4-a500-79f1523bc15a/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_ff9292d9-27f9-49e4-a500-79f1523bc15a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9292d9-27f9-49e4-a500-79f1523bc15a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-32.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9292d9-27f9-49e4-a500-79f1523bc15a/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_ff9292d9-27f9-49e4-a500-79f1523bc15a/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 4c0ba744090c8142a33dba842cf98027b64f47a633efca28c0047c8830fe4fa5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:52:12,606 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:52:12,673 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9292d9-27f9-49e4-a500-79f1523bc15a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:52:12,677 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:52:12,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:52:12,700 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:52:12,701 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:52:12,701 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:52:12,702 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:52:12,702 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:52:12,702 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:52:12,702 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:52:12,703 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:52:12,703 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:52:12,703 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:52:12,703 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:52:12,703 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:52:12,703 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:52:12,704 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:52:12,704 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:52:12,704 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:52:12,704 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:52:12,704 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:52:12,704 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:52:12,704 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:52:12,705 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:52:12,705 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:52:12,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:52:12,705 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:52:12,705 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:52:12,705 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:52:12,705 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:52:12,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:52:12,705 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_ff9292d9-27f9-49e4-a500-79f1523bc15a/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 -> 4c0ba744090c8142a33dba842cf98027b64f47a633efca28c0047c8830fe4fa5 [2024-11-13 20:52:13,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:52:13,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:52:13,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:52:13,049 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:52:13,049 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:52:13,051 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9292d9-27f9-49e4-a500-79f1523bc15a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-32.i Unable to find full path for "g++" [2024-11-13 20:52:14,967 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:52:15,280 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:52:15,281 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9292d9-27f9-49e4-a500-79f1523bc15a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-32.i [2024-11-13 20:52:15,290 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9292d9-27f9-49e4-a500-79f1523bc15a/bin/ukojak-verify-EEHR8qb7sm/data/939a67651/243418eccf024c48abdae25fa6cd47eb/FLAG9bca0bf1b [2024-11-13 20:52:15,543 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9292d9-27f9-49e4-a500-79f1523bc15a/bin/ukojak-verify-EEHR8qb7sm/data/939a67651/243418eccf024c48abdae25fa6cd47eb [2024-11-13 20:52:15,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:52:15,551 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:52:15,553 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:52:15,553 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:52:15,561 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:52:15,564 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:52:15" (1/1) ... [2024-11-13 20:52:15,565 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6496d7d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:15, skipping insertion in model container [2024-11-13 20:52:15,565 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:52:15" (1/1) ... [2024-11-13 20:52:15,592 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:52:15,768 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_ff9292d9-27f9-49e4-a500-79f1523bc15a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-32.i[916,929] [2024-11-13 20:52:15,862 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:52:15,873 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:52:15,883 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_ff9292d9-27f9-49e4-a500-79f1523bc15a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-32.i[916,929] [2024-11-13 20:52:15,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:52:15,953 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:52:15,954 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:15 WrapperNode [2024-11-13 20:52:15,954 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:52:15,955 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:52:15,956 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:52:15,956 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:52:15,963 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:15" (1/1) ... [2024-11-13 20:52:15,975 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:15" (1/1) ... [2024-11-13 20:52:16,016 INFO L138 Inliner]: procedures = 26, calls = 158, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 439 [2024-11-13 20:52:16,017 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:52:16,017 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:52:16,017 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:52:16,018 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:52:16,029 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:15" (1/1) ... [2024-11-13 20:52:16,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:15" (1/1) ... [2024-11-13 20:52:16,038 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:15" (1/1) ... [2024-11-13 20:52:16,038 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:15" (1/1) ... [2024-11-13 20:52:16,066 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:15" (1/1) ... [2024-11-13 20:52:16,074 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:15" (1/1) ... [2024-11-13 20:52:16,080 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:15" (1/1) ... [2024-11-13 20:52:16,086 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:15" (1/1) ... [2024-11-13 20:52:16,090 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:52:16,097 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:52:16,097 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:52:16,097 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:52:16,098 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:15" (1/1) ... [2024-11-13 20:52:16,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:52:16,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9292d9-27f9-49e4-a500-79f1523bc15a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:52:16,136 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9292d9-27f9-49e4-a500-79f1523bc15a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:52:16,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9292d9-27f9-49e4-a500-79f1523bc15a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:52:16,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:52:16,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:52:16,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:52:16,173 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:52:16,173 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:52:16,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:52:16,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:52:16,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:52:16,299 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:52:16,301 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:52:16,806 INFO L? ?]: Removed 107 outVars from TransFormulas that were not future-live. [2024-11-13 20:52:16,806 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:52:17,354 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:52:17,354 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:52:17,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:17 BoogieIcfgContainer [2024-11-13 20:52:17,355 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:52:17,356 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:52:17,356 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:52:17,367 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:52:17,368 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:17" (1/1) ... [2024-11-13 20:52:17,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:52:17,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:17,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 63 transitions. [2024-11-13 20:52:17,440 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2024-11-13 20:52:17,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-13 20:52:17,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:17,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:20,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:59,419 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 17 proven. 39 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-11-13 20:53:01,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:01,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 82 states and 126 transitions. [2024-11-13 20:53:01,945 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 126 transitions. [2024-11-13 20:53:01,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-13 20:53:01,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:01,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:53:06,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:32,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1298 backedges. 75 proven. 118 refuted. 0 times theorem prover too weak. 1105 trivial. 0 not checked. [2024-11-13 20:53:45,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:45,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 121 states and 193 transitions. [2024-11-13 20:53:45,181 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 193 transitions. [2024-11-13 20:53:45,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2024-11-13 20:53:45,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:45,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:53:52,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:54,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2977 backedges. 233 proven. 211 refuted. 0 times theorem prover too weak. 2533 trivial. 0 not checked. [2024-11-13 20:55:35,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:35,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 79 states and 116 transitions. [2024-11-13 20:55:35,294 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 116 transitions. [2024-11-13 20:55:35,296 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 20:55:35,297 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-13 20:55:35,306 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 20:55:37,030 INFO L77 FloydHoareUtils]: At program point L85(line 85) the Hoare annotation is: true [2024-11-13 20:55:37,030 INFO L77 FloydHoareUtils]: At program point L85-1(line 85) the Hoare annotation is: true [2024-11-13 20:55:37,030 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: (not (and (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) (< |ULTIMATE.start___VERIFIER_assert_~cond#1| 1))) [2024-11-13 20:55:37,031 INFO L77 FloydHoareUtils]: At program point L19-1(line 19) the Hoare annotation is: true [2024-11-13 20:55:37,031 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-11-13 20:55:37,031 INFO L77 FloydHoareUtils]: At program point L86(line 86) the Hoare annotation is: true [2024-11-13 20:55:37,031 INFO L77 FloydHoareUtils]: At program point L86-1(line 86) the Hoare annotation is: true [2024-11-13 20:55:37,031 INFO L77 FloydHoareUtils]: At program point L70(line 70) the Hoare annotation is: true [2024-11-13 20:55:37,031 INFO L77 FloydHoareUtils]: At program point L70-1(line 70) the Hoare annotation is: true [2024-11-13 20:55:37,031 INFO L77 FloydHoareUtils]: At program point L71(line 71) the Hoare annotation is: true [2024-11-13 20:55:37,031 INFO L77 FloydHoareUtils]: At program point L71-1(line 71) the Hoare annotation is: true [2024-11-13 20:55:37,031 INFO L77 FloydHoareUtils]: At program point L88(line 88) the Hoare annotation is: true [2024-11-13 20:55:37,031 INFO L77 FloydHoareUtils]: At program point L88-1(line 88) the Hoare annotation is: true [2024-11-13 20:55:37,031 INFO L77 FloydHoareUtils]: At program point L89(line 89) the Hoare annotation is: true [2024-11-13 20:55:37,031 INFO L77 FloydHoareUtils]: At program point L89-1(line 89) the Hoare annotation is: true [2024-11-13 20:55:37,032 INFO L77 FloydHoareUtils]: At program point L73(line 73) the Hoare annotation is: true [2024-11-13 20:55:37,032 INFO L77 FloydHoareUtils]: At program point L73-1(line 73) the Hoare annotation is: true [2024-11-13 20:55:37,032 INFO L77 FloydHoareUtils]: At program point L74(line 74) the Hoare annotation is: true [2024-11-13 20:55:37,032 INFO L77 FloydHoareUtils]: At program point L74-1(line 74) the Hoare annotation is: true [2024-11-13 20:55:37,032 INFO L77 FloydHoareUtils]: At program point L107-2(lines 107 113) the Hoare annotation is: true [2024-11-13 20:55:37,032 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-13 20:55:37,032 INFO L77 FloydHoareUtils]: At program point L91(line 91) the Hoare annotation is: true [2024-11-13 20:55:37,032 INFO L77 FloydHoareUtils]: At program point L91-1(line 91) the Hoare annotation is: true [2024-11-13 20:55:37,032 INFO L77 FloydHoareUtils]: At program point L92(line 92) the Hoare annotation is: true [2024-11-13 20:55:37,032 INFO L77 FloydHoareUtils]: At program point L92-1(line 92) the Hoare annotation is: true [2024-11-13 20:55:37,032 INFO L77 FloydHoareUtils]: At program point L76(line 76) the Hoare annotation is: true [2024-11-13 20:55:37,032 INFO L77 FloydHoareUtils]: At program point L76-1(line 76) the Hoare annotation is: true [2024-11-13 20:55:37,032 INFO L77 FloydHoareUtils]: At program point L77(line 77) the Hoare annotation is: true [2024-11-13 20:55:37,032 INFO L77 FloydHoareUtils]: At program point L77-1(line 77) the Hoare annotation is: true [2024-11-13 20:55:37,033 INFO L77 FloydHoareUtils]: At program point L94(line 94) the Hoare annotation is: true [2024-11-13 20:55:37,033 INFO L77 FloydHoareUtils]: At program point L94-1(line 94) the Hoare annotation is: true [2024-11-13 20:55:37,033 INFO L77 FloydHoareUtils]: At program point L95(line 95) the Hoare annotation is: true [2024-11-13 20:55:37,033 INFO L77 FloydHoareUtils]: At program point L95-1(line 95) the Hoare annotation is: true [2024-11-13 20:55:37,033 INFO L77 FloydHoareUtils]: At program point L79(line 79) the Hoare annotation is: true [2024-11-13 20:55:37,034 INFO L77 FloydHoareUtils]: At program point L79-1(line 79) the Hoare annotation is: true [2024-11-13 20:55:37,034 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 20:55:37,034 INFO L77 FloydHoareUtils]: At program point L80(line 80) the Hoare annotation is: true [2024-11-13 20:55:37,034 INFO L77 FloydHoareUtils]: At program point L80-1(line 80) the Hoare annotation is: true [2024-11-13 20:55:37,034 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) the Hoare annotation is: true [2024-11-13 20:55:37,034 INFO L77 FloydHoareUtils]: At program point L82(line 82) the Hoare annotation is: true [2024-11-13 20:55:37,034 INFO L77 FloydHoareUtils]: At program point L82-1(line 82) the Hoare annotation is: true [2024-11-13 20:55:37,035 INFO L77 FloydHoareUtils]: At program point L83(line 83) the Hoare annotation is: true [2024-11-13 20:55:37,035 INFO L77 FloydHoareUtils]: At program point L83-1(line 83) the Hoare annotation is: true [2024-11-13 20:55:37,035 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-11-13 20:55:37,035 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: (not (= |assume_abort_if_not_#in~cond| 0)) [2024-11-13 20:55:37,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:55:37 ImpRootNode [2024-11-13 20:55:37,053 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:55:37,054 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:55:37,054 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:55:37,054 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:55:37,055 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:17" (3/4) ... [2024-11-13 20:55:37,058 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 20:55:37,061 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-13 20:55:37,069 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 61 nodes and edges [2024-11-13 20:55:37,069 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-13 20:55:37,070 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 20:55:37,071 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 20:55:37,217 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9292d9-27f9-49e4-a500-79f1523bc15a/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:55:37,217 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9292d9-27f9-49e4-a500-79f1523bc15a/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 20:55:37,217 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:55:37,218 INFO L158 Benchmark]: Toolchain (without parser) took 201668.77ms. Allocated memory was 142.6MB in the beginning and 780.1MB in the end (delta: 637.5MB). Free memory was 118.7MB in the beginning and 524.8MB in the end (delta: -406.1MB). Peak memory consumption was 225.9MB. Max. memory is 16.1GB. [2024-11-13 20:55:37,218 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:55:37,219 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.92ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 103.4MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:55:37,219 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.37ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 99.3MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:55:37,220 INFO L158 Benchmark]: Boogie Preprocessor took 78.57ms. Allocated memory is still 142.6MB. Free memory was 99.3MB in the beginning and 96.7MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:55:37,220 INFO L158 Benchmark]: RCFGBuilder took 1258.49ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 62.8MB in the end (delta: 33.7MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. [2024-11-13 20:55:37,220 INFO L158 Benchmark]: CodeCheck took 199697.46ms. Allocated memory was 142.6MB in the beginning and 780.1MB in the end (delta: 637.5MB). Free memory was 62.8MB in the beginning and 537.0MB in the end (delta: -474.3MB). Peak memory consumption was 160.2MB. Max. memory is 16.1GB. [2024-11-13 20:55:37,221 INFO L158 Benchmark]: Witness Printer took 163.23ms. Allocated memory is still 780.1MB. Free memory was 537.0MB in the beginning and 524.8MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:55:37,223 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, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 197.9s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 428 SdHoareTripleChecker+Valid, 8.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 111 mSDsluCounter, 332 SdHoareTripleChecker+Invalid, 7.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 515 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1689 IncrementalHoareTripleChecker+Invalid, 2204 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 515 mSolverCounterUnsat, 312 mSDtfsCounter, 1689 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3441 GetRequests, 3058 SyntacticMatches, 85 SemanticMatches, 298 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45917 ImplicationChecksByTransitivity, 56.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 14.8s SatisfiabilityAnalysisTime, 127.3s InterpolantComputationTime, 453 NumberOfCodeBlocks, 453 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 450 ConstructedInterpolants, 0 QuantifiedInterpolants, 14480 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 0 PerfectInterpolantSequences, 4213/4581 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 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 20]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: ((cond != 0) && (((((((isInitial == \old(isInitial)) && (BOOL_unsigned_char_Array_0 == \old(BOOL_unsigned_char_Array_0))) && (signed_long_int_Array_0 == \old(signed_long_int_Array_0))) && (signed_short_int_Array_0 == \old(signed_short_int_Array_0))) && (unsigned_char_Array_0 == \old(unsigned_char_Array_0))) && (unsigned_short_int_Array_0 == \old(unsigned_short_int_Array_0))) && (last_1_signed_short_int_Array_0_0_ == \old(last_1_signed_short_int_Array_0_0_)))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.92ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 103.4MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.37ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 99.3MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 78.57ms. Allocated memory is still 142.6MB. Free memory was 99.3MB in the beginning and 96.7MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1258.49ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 62.8MB in the end (delta: 33.7MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. * CodeCheck took 199697.46ms. Allocated memory was 142.6MB in the beginning and 780.1MB in the end (delta: 637.5MB). Free memory was 62.8MB in the beginning and 537.0MB in the end (delta: -474.3MB). Peak memory consumption was 160.2MB. Max. memory is 16.1GB. * Witness Printer took 163.23ms. Allocated memory is still 780.1MB. Free memory was 537.0MB in the beginning and 524.8MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 20:55:37,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9292d9-27f9-49e4-a500-79f1523bc15a/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: TRUE