./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/unroll-4.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7071c3ff0bb3d9f81f254bc51d27ce3551a85cc081b1b878560a7d4c8f67639e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:00:16,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:00:16,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:00:16,694 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:00:16,695 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:00:16,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:00:16,697 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:00:16,699 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:00:16,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:00:16,702 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:00:16,703 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:00:16,705 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:00:16,705 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:00:16,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:00:16,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:00:16,709 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:00:16,709 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:00:16,711 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:00:16,712 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:00:16,714 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:00:16,716 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:00:16,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:00:16,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:00:16,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:00:16,723 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:00:16,724 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:00:16,724 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:00:16,725 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:00:16,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:00:16,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:00:16,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:00:16,728 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:00:16,729 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:00:16,730 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:00:16,731 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:00:16,732 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:00:16,733 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:00:16,733 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:00:16,734 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:00:16,735 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:00:16,736 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:00:16,737 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:00:16,759 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:00:16,760 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:00:16,761 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:00:16,761 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:00:16,762 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:00:16,762 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:00:16,763 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:00:16,763 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:00:16,763 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:00:16,764 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:00:16,764 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:00:16,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:00:16,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:00:16,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:00:16,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:00:16,765 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:00:16,765 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:00:16,766 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:00:16,766 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:00:16,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:00:16,767 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:00:16,767 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:00:16,767 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:00:16,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:00:16,768 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:00:16,768 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:00:16,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:00:16,769 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:00:16,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:00:16,769 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:00:16,770 INFO L138 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_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7071c3ff0bb3d9f81f254bc51d27ce3551a85cc081b1b878560a7d4c8f67639e [2022-11-20 17:00:17,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:00:17,096 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:00:17,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:00:17,101 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:00:17,102 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:00:17,103 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/unroll-4.wvr.c [2022-11-20 17:00:20,257 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:00:20,496 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:00:20,496 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/sv-benchmarks/c/weaver/unroll-4.wvr.c [2022-11-20 17:00:20,503 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/data/1107f8a74/e2f11c5edbc84c0d8de217b9af2ce54a/FLAG7b596c401 [2022-11-20 17:00:20,518 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/data/1107f8a74/e2f11c5edbc84c0d8de217b9af2ce54a [2022-11-20 17:00:20,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:00:20,526 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:00:20,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:00:20,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:00:20,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:00:20,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:00:20" (1/1) ... [2022-11-20 17:00:20,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6145c5b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:20, skipping insertion in model container [2022-11-20 17:00:20,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:00:20" (1/1) ... [2022-11-20 17:00:20,543 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:00:20,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:00:20,816 WARN L237 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_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/sv-benchmarks/c/weaver/unroll-4.wvr.c[2572,2585] [2022-11-20 17:00:20,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:00:20,832 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:00:20,863 WARN L237 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_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/sv-benchmarks/c/weaver/unroll-4.wvr.c[2572,2585] [2022-11-20 17:00:20,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:00:20,880 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:00:20,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:20 WrapperNode [2022-11-20 17:00:20,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:00:20,882 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:00:20,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:00:20,882 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:00:20,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:20" (1/1) ... [2022-11-20 17:00:20,898 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:20" (1/1) ... [2022-11-20 17:00:20,927 INFO L138 Inliner]: procedures = 24, calls = 36, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2022-11-20 17:00:20,928 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:00:20,929 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:00:20,929 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:00:20,930 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:00:20,942 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:20" (1/1) ... [2022-11-20 17:00:20,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:20" (1/1) ... [2022-11-20 17:00:20,959 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:20" (1/1) ... [2022-11-20 17:00:20,959 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:20" (1/1) ... [2022-11-20 17:00:20,965 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:20" (1/1) ... [2022-11-20 17:00:20,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:20" (1/1) ... [2022-11-20 17:00:20,971 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:20" (1/1) ... [2022-11-20 17:00:20,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:20" (1/1) ... [2022-11-20 17:00:20,974 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:00:20,975 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:00:20,975 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:00:20,975 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:00:20,976 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:20" (1/1) ... [2022-11-20 17:00:20,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:00:20,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:00:21,008 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:00:21,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:00:21,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:00:21,051 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:00:21,051 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:00:21,051 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:00:21,051 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:00:21,051 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:00:21,052 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:00:21,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:00:21,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:00:21,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:00:21,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:00:21,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:00:21,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:00:21,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:00:21,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:00:21,054 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:00:21,171 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:00:21,173 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:00:21,515 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:00:21,539 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:00:21,539 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 17:00:21,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:00:21 BoogieIcfgContainer [2022-11-20 17:00:21,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:00:21,543 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:00:21,543 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:00:21,553 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:00:21,553 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:00:21" (1/1) ... [2022-11-20 17:00:21,554 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:00:21,559 INFO L158 Benchmark]: Toolchain (without parser) took 1036.27ms. Allocated memory is still 161.5MB. Free memory was 121.4MB in the beginning and 89.3MB in the end (delta: 32.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-20 17:00:21,559 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 119.5MB. Free memory is still 87.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:00:21,560 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.72ms. Allocated memory is still 161.5MB. Free memory was 120.7MB in the beginning and 109.6MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:00:21,561 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.09ms. Allocated memory is still 161.5MB. Free memory was 109.6MB in the beginning and 107.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:00:21,561 INFO L158 Benchmark]: Boogie Preprocessor took 45.79ms. Allocated memory is still 161.5MB. Free memory was 107.4MB in the beginning and 106.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:00:21,562 INFO L158 Benchmark]: RCFGBuilder took 566.71ms. Allocated memory is still 161.5MB. Free memory was 106.1MB in the beginning and 90.6MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:00:21,563 INFO L158 Benchmark]: CodeCheck took 14.57ms. Allocated memory is still 161.5MB. Free memory was 90.0MB in the beginning and 89.3MB in the end (delta: 656.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:00:21,566 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 119.5MB. Free memory is still 87.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 351.72ms. Allocated memory is still 161.5MB. Free memory was 120.7MB in the beginning and 109.6MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.09ms. Allocated memory is still 161.5MB. Free memory was 109.6MB in the beginning and 107.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.79ms. Allocated memory is still 161.5MB. Free memory was 107.4MB in the beginning and 106.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 566.71ms. Allocated memory is still 161.5MB. Free memory was 106.1MB in the beginning and 90.6MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 14.57ms. Allocated memory is still 161.5MB. Free memory was 90.0MB in the beginning and 89.3MB in the end (delta: 656.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:00:21,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7071c3ff0bb3d9f81f254bc51d27ce3551a85cc081b1b878560a7d4c8f67639e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:00:24,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:00:24,137 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:00:24,172 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:00:24,175 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:00:24,180 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:00:24,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:00:24,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:00:24,191 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:00:24,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:00:24,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:00:24,197 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:00:24,199 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:00:24,206 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:00:24,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:00:24,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:00:24,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:00:24,213 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:00:24,215 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:00:24,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:00:24,224 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:00:24,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:00:24,230 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:00:24,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:00:24,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:00:24,243 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:00:24,244 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:00:24,245 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:00:24,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:00:24,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:00:24,247 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:00:24,248 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:00:24,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:00:24,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:00:24,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:00:24,260 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:00:24,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:00:24,262 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:00:24,262 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:00:24,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:00:24,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:00:24,265 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:00:24,300 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:00:24,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:00:24,303 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:00:24,303 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:00:24,304 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:00:24,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:00:24,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:00:24,305 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:00:24,305 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:00:24,305 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:00:24,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:00:24,307 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:00:24,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:00:24,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:00:24,307 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:00:24,308 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:00:24,308 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:00:24,308 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:00:24,308 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:00:24,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:00:24,309 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:00:24,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:00:24,309 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:00:24,310 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:00:24,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:00:24,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:00:24,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:00:24,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:00:24,315 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:00:24,315 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:00:24,315 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:00:24,316 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:00:24,316 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:00:24,316 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:00:24,316 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7071c3ff0bb3d9f81f254bc51d27ce3551a85cc081b1b878560a7d4c8f67639e [2022-11-20 17:00:24,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:00:24,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:00:24,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:00:24,774 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:00:24,774 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:00:24,776 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/unroll-4.wvr.c [2022-11-20 17:00:27,889 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:00:28,155 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:00:28,156 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/sv-benchmarks/c/weaver/unroll-4.wvr.c [2022-11-20 17:00:28,165 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/data/84425c43e/0fa800dc912343cfa98cd8cfc479a126/FLAG9b27d8fd9 [2022-11-20 17:00:28,188 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/data/84425c43e/0fa800dc912343cfa98cd8cfc479a126 [2022-11-20 17:00:28,196 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:00:28,198 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:00:28,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:00:28,200 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:00:28,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:00:28,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:00:28" (1/1) ... [2022-11-20 17:00:28,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d594e01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:28, skipping insertion in model container [2022-11-20 17:00:28,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:00:28" (1/1) ... [2022-11-20 17:00:28,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:00:28,239 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:00:28,501 WARN L237 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_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/sv-benchmarks/c/weaver/unroll-4.wvr.c[2572,2585] [2022-11-20 17:00:28,524 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:00:28,544 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 17:00:28,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:00:28,582 WARN L237 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_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/sv-benchmarks/c/weaver/unroll-4.wvr.c[2572,2585] [2022-11-20 17:00:28,590 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:00:28,599 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:00:28,646 WARN L237 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_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/sv-benchmarks/c/weaver/unroll-4.wvr.c[2572,2585] [2022-11-20 17:00:28,651 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:00:28,670 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:00:28,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:28 WrapperNode [2022-11-20 17:00:28,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:00:28,673 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:00:28,673 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:00:28,674 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:00:28,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:28" (1/1) ... [2022-11-20 17:00:28,706 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:28" (1/1) ... [2022-11-20 17:00:28,737 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-11-20 17:00:28,737 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:00:28,738 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:00:28,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:00:28,739 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:00:28,748 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:28" (1/1) ... [2022-11-20 17:00:28,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:28" (1/1) ... [2022-11-20 17:00:28,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:28" (1/1) ... [2022-11-20 17:00:28,773 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:28" (1/1) ... [2022-11-20 17:00:28,781 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:28" (1/1) ... [2022-11-20 17:00:28,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:28" (1/1) ... [2022-11-20 17:00:28,797 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:28" (1/1) ... [2022-11-20 17:00:28,799 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:28" (1/1) ... [2022-11-20 17:00:28,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:00:28,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:00:28,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:00:28,815 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:00:28,815 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:28" (1/1) ... [2022-11-20 17:00:28,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:00:28,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:00:28,851 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:00:28,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:00:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:00:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:00:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:00:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:00:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:00:28,901 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:00:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:00:28,901 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:00:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:00:28,902 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:00:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:00:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:00:28,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:00:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:00:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:00:28,904 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:00:29,139 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:00:29,141 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:00:29,519 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:00:29,533 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:00:29,535 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 17:00:29,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:00:29 BoogieIcfgContainer [2022-11-20 17:00:29,539 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:00:29,540 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:00:29,541 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:00:29,551 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:00:29,551 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:00:29" (1/1) ... [2022-11-20 17:00:29,552 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:00:29,558 INFO L158 Benchmark]: Toolchain (without parser) took 1359.52ms. Allocated memory is still 81.8MB. Free memory was 60.4MB in the beginning and 47.2MB in the end (delta: 13.2MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2022-11-20 17:00:29,559 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 62.9MB. Free memory was 41.1MB in the beginning and 41.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:00:29,560 INFO L158 Benchmark]: CACSL2BoogieTranslator took 472.62ms. Allocated memory is still 81.8MB. Free memory was 60.2MB in the beginning and 46.6MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:00:29,560 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.52ms. Allocated memory is still 81.8MB. Free memory was 46.4MB in the beginning and 44.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:00:29,561 INFO L158 Benchmark]: Boogie Preprocessor took 64.07ms. Allocated memory is still 81.8MB. Free memory was 44.7MB in the beginning and 43.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:00:29,562 INFO L158 Benchmark]: RCFGBuilder took 736.04ms. Allocated memory is still 81.8MB. Free memory was 43.0MB in the beginning and 48.1MB in the end (delta: -5.1MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2022-11-20 17:00:29,563 INFO L158 Benchmark]: CodeCheck took 16.52ms. Allocated memory is still 81.8MB. Free memory was 48.1MB in the beginning and 47.2MB in the end (delta: 868.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:00:29,572 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63ms. Allocated memory is still 62.9MB. Free memory was 41.1MB in the beginning and 41.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 472.62ms. Allocated memory is still 81.8MB. Free memory was 60.2MB in the beginning and 46.6MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.52ms. Allocated memory is still 81.8MB. Free memory was 46.4MB in the beginning and 44.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.07ms. Allocated memory is still 81.8MB. Free memory was 44.7MB in the beginning and 43.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 736.04ms. Allocated memory is still 81.8MB. Free memory was 43.0MB in the beginning and 48.1MB in the end (delta: -5.1MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * CodeCheck took 16.52ms. Allocated memory is still 81.8MB. Free memory was 48.1MB in the beginning and 47.2MB in the end (delta: 868.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:00:29,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e45dfd-d5a8-4c2f-b5ce-dfb40a1ec3c7/bin/ukojak-pZX7IvK2PQ/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported