./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem17_label33.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca90a3-04c1-43e1-ba04-96ba0918df91/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca90a3-04c1-43e1-ba04-96ba0918df91/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca90a3-04c1-43e1-ba04-96ba0918df91/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca90a3-04c1-43e1-ba04-96ba0918df91/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem17_label33.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca90a3-04c1-43e1-ba04-96ba0918df91/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca90a3-04c1-43e1-ba04-96ba0918df91/bin/ukojak-verify-ImItNfHLgk --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 f1d6c7224567b6057eecb8e0076a48aebc20a409238cb7be9c0543149a96c59f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:01:09,471 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:01:09,560 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca90a3-04c1-43e1-ba04-96ba0918df91/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:01:09,564 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:01:09,565 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:01:09,599 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:01:09,600 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:01:09,600 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:01:09,601 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:01:09,602 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:01:09,603 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:01:09,604 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:01:09,604 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:01:09,609 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:01:09,609 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:01:09,609 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:01:09,610 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:01:09,610 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:01:09,610 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:01:09,611 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:01:09,611 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:01:09,614 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:01:09,614 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:01:09,614 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:01:09,616 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:01:09,616 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:01:09,617 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:01:09,617 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:01:09,617 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:01:09,618 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:01:09,618 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:01:09,619 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:01:09,620 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:01:09,620 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca90a3-04c1-43e1-ba04-96ba0918df91/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca90a3-04c1-43e1-ba04-96ba0918df91/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1d6c7224567b6057eecb8e0076a48aebc20a409238cb7be9c0543149a96c59f [2024-11-09 00:01:09,908 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:01:09,956 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:01:09,958 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:01:09,959 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:01:09,960 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:01:09,961 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca90a3-04c1-43e1-ba04-96ba0918df91/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/eca-rers2012/Problem17_label33.c Unable to find full path for "g++" [2024-11-09 00:01:11,957 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:01:12,401 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:01:12,402 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca90a3-04c1-43e1-ba04-96ba0918df91/sv-benchmarks/c/eca-rers2012/Problem17_label33.c [2024-11-09 00:01:12,427 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca90a3-04c1-43e1-ba04-96ba0918df91/bin/ukojak-verify-ImItNfHLgk/data/4856a1d4b/6993895520c84c2c83863b6b44069aa8/FLAGaab713100 [2024-11-09 00:01:12,452 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca90a3-04c1-43e1-ba04-96ba0918df91/bin/ukojak-verify-ImItNfHLgk/data/4856a1d4b/6993895520c84c2c83863b6b44069aa8 [2024-11-09 00:01:12,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:01:12,456 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:01:12,457 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:01:12,457 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:01:12,462 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:01:12,463 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:01:12" (1/1) ... [2024-11-09 00:01:12,464 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c1c399a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:12, skipping insertion in model container [2024-11-09 00:01:12,467 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:01:12" (1/1) ... [2024-11-09 00:01:12,569 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:01:12,846 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_99ca90a3-04c1-43e1-ba04-96ba0918df91/sv-benchmarks/c/eca-rers2012/Problem17_label33.c[2518,2531] [2024-11-09 00:01:13,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:01:13,585 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:01:13,612 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_99ca90a3-04c1-43e1-ba04-96ba0918df91/sv-benchmarks/c/eca-rers2012/Problem17_label33.c[2518,2531] [2024-11-09 00:01:14,032 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:01:14,057 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:01:14,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:14 WrapperNode [2024-11-09 00:01:14,058 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:01:14,059 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:01:14,060 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:01:14,060 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:01:14,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:14" (1/1) ... [2024-11-09 00:01:14,123 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:14" (1/1) ... [2024-11-09 00:01:14,472 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 2612 [2024-11-09 00:01:14,473 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:01:14,474 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:01:14,474 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:01:14,474 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:01:14,485 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:14" (1/1) ... [2024-11-09 00:01:14,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:14" (1/1) ... [2024-11-09 00:01:14,532 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:14" (1/1) ... [2024-11-09 00:01:14,532 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:14" (1/1) ... [2024-11-09 00:01:14,767 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:14" (1/1) ... [2024-11-09 00:01:14,788 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:14" (1/1) ... [2024-11-09 00:01:14,837 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:14" (1/1) ... [2024-11-09 00:01:14,920 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:14" (1/1) ... [2024-11-09 00:01:14,977 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:01:14,979 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:01:14,979 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:01:14,980 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:01:14,980 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:14" (1/1) ... [2024-11-09 00:01:14,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:01:15,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca90a3-04c1-43e1-ba04-96ba0918df91/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:01:15,019 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca90a3-04c1-43e1-ba04-96ba0918df91/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:01:15,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ca90a3-04c1-43e1-ba04-96ba0918df91/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:01:15,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:01:15,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:01:15,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:01:15,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:01:15,140 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:01:15,143 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:01:19,361 INFO L? ?]: Removed 372 outVars from TransFormulas that were not future-live. [2024-11-09 00:01:19,361 INFO L287 CfgBuilder]: Performing block encoding