./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/unroll-2.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_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/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_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/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_ea28a074-c018-4390-96ab-68400d49d9d9/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 5393d9cf3b7cc0865f031a716dd61208c034931418b29464b30da9c6eaf669bf --- 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 18:16:00,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:16:00,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:16:00,527 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:16:00,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:16:00,531 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:16:00,535 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:16:00,538 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:16:00,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:16:00,546 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:16:00,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:16:00,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:16:00,552 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:16:00,554 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:16:00,556 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:16:00,560 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:16:00,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:16:00,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:16:00,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:16:00,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:16:00,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:16:00,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:16:00,578 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:16:00,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:16:00,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:16:00,589 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:16:00,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:16:00,591 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:16:00,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:16:00,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:16:00,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:16:00,594 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:16:00,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:16:00,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:16:00,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:16:00,600 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:16:00,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:16:00,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:16:00,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:16:00,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:16:00,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:16:00,606 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 18:16:00,649 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:16:00,649 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:16:00,651 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:16:00,651 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:16:00,652 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:16:00,652 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:16:00,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:16:00,653 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:16:00,653 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:16:00,653 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:16:00,654 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:16:00,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:16:00,655 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:16:00,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:16:00,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:16:00,655 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:16:00,655 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:16:00,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:16:00,656 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:16:00,656 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:16:00,656 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:16:00,656 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:16:00,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:16:00,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:16:00,657 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:16:00,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:16:00,657 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:16:00,658 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:16:00,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:16:00,658 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:16:00,659 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_ea28a074-c018-4390-96ab-68400d49d9d9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5393d9cf3b7cc0865f031a716dd61208c034931418b29464b30da9c6eaf669bf [2022-11-20 18:16:00,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:16:01,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:16:01,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:16:01,026 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:16:01,026 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:16:01,028 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/unroll-2.wvr.c [2022-11-20 18:16:04,018 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:16:04,310 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:16:04,310 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/sv-benchmarks/c/weaver/unroll-2.wvr.c [2022-11-20 18:16:04,319 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ/data/8d269c059/6c9d018311844a449ba261f179e8e66e/FLAGb6bbb461b [2022-11-20 18:16:04,338 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ/data/8d269c059/6c9d018311844a449ba261f179e8e66e [2022-11-20 18:16:04,343 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:16:04,345 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:16:04,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:16:04,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:16:04,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:16:04,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:16:04" (1/1) ... [2022-11-20 18:16:04,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56347cd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:04, skipping insertion in model container [2022-11-20 18:16:04,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:16:04" (1/1) ... [2022-11-20 18:16:04,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:16:04,385 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:16:04,562 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_ea28a074-c018-4390-96ab-68400d49d9d9/sv-benchmarks/c/weaver/unroll-2.wvr.c[2428,2441] [2022-11-20 18:16:04,568 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:16:04,578 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:16:04,600 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_ea28a074-c018-4390-96ab-68400d49d9d9/sv-benchmarks/c/weaver/unroll-2.wvr.c[2428,2441] [2022-11-20 18:16:04,604 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:16:04,619 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:16:04,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:04 WrapperNode [2022-11-20 18:16:04,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:16:04,621 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:16:04,621 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:16:04,622 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:16:04,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:04" (1/1) ... [2022-11-20 18:16:04,638 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:04" (1/1) ... [2022-11-20 18:16:04,659 INFO L138 Inliner]: procedures = 24, calls = 32, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2022-11-20 18:16:04,659 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:16:04,660 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:16:04,660 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:16:04,660 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:16:04,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:04" (1/1) ... [2022-11-20 18:16:04,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:04" (1/1) ... [2022-11-20 18:16:04,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:04" (1/1) ... [2022-11-20 18:16:04,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:04" (1/1) ... [2022-11-20 18:16:04,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:04" (1/1) ... [2022-11-20 18:16:04,693 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:04" (1/1) ... [2022-11-20 18:16:04,695 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:04" (1/1) ... [2022-11-20 18:16:04,696 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:04" (1/1) ... [2022-11-20 18:16:04,698 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:16:04,699 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:16:04,700 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:16:04,700 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:16:04,701 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:04" (1/1) ... [2022-11-20 18:16:04,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:16:04,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:16:04,735 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:16:04,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:16:04,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:16:04,800 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 18:16:04,801 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 18:16:04,801 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 18:16:04,801 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 18:16:04,801 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 18:16:04,802 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 18:16:04,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:16:04,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:16:04,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:16:04,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 18:16:04,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:16:04,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:16:04,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:16:04,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:16:04,805 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 18:16:04,998 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:16:05,016 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:16:05,434 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:16:05,442 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:16:05,452 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 18:16:05,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:16:05 BoogieIcfgContainer [2022-11-20 18:16:05,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:16:05,456 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:16:05,456 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:16:05,469 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:16:05,469 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:16:05" (1/1) ... [2022-11-20 18:16:05,470 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 18:16:05,482 INFO L158 Benchmark]: Toolchain (without parser) took 1135.61ms. Allocated memory is still 134.2MB. Free memory was 101.7MB in the beginning and 70.5MB in the end (delta: 31.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-20 18:16:05,482 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 134.2MB. Free memory is still 78.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:16:05,483 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.58ms. Allocated memory is still 134.2MB. Free memory was 101.5MB in the beginning and 90.5MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 18:16:05,484 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.22ms. Allocated memory is still 134.2MB. Free memory was 90.0MB in the beginning and 88.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:16:05,485 INFO L158 Benchmark]: Boogie Preprocessor took 38.71ms. Allocated memory is still 134.2MB. Free memory was 88.4MB in the beginning and 87.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:16:05,486 INFO L158 Benchmark]: RCFGBuilder took 755.56ms. Allocated memory is still 134.2MB. Free memory was 87.0MB in the beginning and 71.6MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 18:16:05,487 INFO L158 Benchmark]: CodeCheck took 24.27ms. Allocated memory is still 134.2MB. Free memory was 71.6MB in the beginning and 70.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:16:05,496 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 0.25ms. Allocated memory is still 134.2MB. Free memory is still 78.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.58ms. Allocated memory is still 134.2MB. Free memory was 101.5MB in the beginning and 90.5MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.22ms. Allocated memory is still 134.2MB. Free memory was 90.0MB in the beginning and 88.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.71ms. Allocated memory is still 134.2MB. Free memory was 88.4MB in the beginning and 87.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 755.56ms. Allocated memory is still 134.2MB. Free memory was 87.0MB in the beginning and 71.6MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 24.27ms. Allocated memory is still 134.2MB. Free memory was 71.6MB in the beginning and 70.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:16:05,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ/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 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_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/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_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/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_ea28a074-c018-4390-96ab-68400d49d9d9/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 5393d9cf3b7cc0865f031a716dd61208c034931418b29464b30da9c6eaf669bf --- 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 18:16:08,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:16:08,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:16:08,139 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:16:08,139 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:16:08,143 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:16:08,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:16:08,149 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:16:08,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:16:08,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:16:08,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:16:08,162 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:16:08,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:16:08,164 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:16:08,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:16:08,173 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:16:08,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:16:08,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:16:08,177 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:16:08,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:16:08,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:16:08,188 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:16:08,189 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:16:08,190 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:16:08,199 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:16:08,200 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:16:08,200 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:16:08,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:16:08,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:16:08,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:16:08,204 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:16:08,206 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:16:08,208 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:16:08,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:16:08,210 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:16:08,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:16:08,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:16:08,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:16:08,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:16:08,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:16:08,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:16:08,219 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 18:16:08,259 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:16:08,260 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:16:08,262 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:16:08,262 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:16:08,263 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:16:08,263 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:16:08,263 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:16:08,263 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:16:08,264 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:16:08,264 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:16:08,265 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:16:08,265 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:16:08,265 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:16:08,266 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:16:08,266 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:16:08,266 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:16:08,266 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:16:08,266 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:16:08,267 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:16:08,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:16:08,267 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:16:08,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:16:08,267 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:16:08,268 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:16:08,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:16:08,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:16:08,268 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:16:08,269 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:16:08,269 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:16:08,269 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:16:08,269 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:16:08,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:16:08,278 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:16:08,278 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:16:08,278 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_ea28a074-c018-4390-96ab-68400d49d9d9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5393d9cf3b7cc0865f031a716dd61208c034931418b29464b30da9c6eaf669bf [2022-11-20 18:16:08,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:16:08,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:16:08,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:16:08,705 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:16:08,706 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:16:08,708 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/unroll-2.wvr.c [2022-11-20 18:16:11,891 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:16:12,184 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:16:12,185 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/sv-benchmarks/c/weaver/unroll-2.wvr.c [2022-11-20 18:16:12,193 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ/data/6992b0607/cdc5990c91524940b26170cab4a2f21e/FLAG45ed902d3 [2022-11-20 18:16:12,213 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ/data/6992b0607/cdc5990c91524940b26170cab4a2f21e [2022-11-20 18:16:12,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:16:12,217 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:16:12,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:16:12,219 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:16:12,222 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:16:12,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:16:12" (1/1) ... [2022-11-20 18:16:12,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48f17525 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:12, skipping insertion in model container [2022-11-20 18:16:12,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:16:12" (1/1) ... [2022-11-20 18:16:12,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:16:12,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:16:12,448 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_ea28a074-c018-4390-96ab-68400d49d9d9/sv-benchmarks/c/weaver/unroll-2.wvr.c[2428,2441] [2022-11-20 18:16:12,458 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:16:12,484 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 18:16:12,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:16:12,513 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_ea28a074-c018-4390-96ab-68400d49d9d9/sv-benchmarks/c/weaver/unroll-2.wvr.c[2428,2441] [2022-11-20 18:16:12,524 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:16:12,537 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:16:12,582 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_ea28a074-c018-4390-96ab-68400d49d9d9/sv-benchmarks/c/weaver/unroll-2.wvr.c[2428,2441] [2022-11-20 18:16:12,585 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:16:12,607 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:16:12,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:12 WrapperNode [2022-11-20 18:16:12,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:16:12,609 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:16:12,609 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:16:12,609 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:16:12,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:12" (1/1) ... [2022-11-20 18:16:12,643 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:12" (1/1) ... [2022-11-20 18:16:12,673 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-11-20 18:16:12,674 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:16:12,675 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:16:12,676 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:16:12,677 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:16:12,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:12" (1/1) ... [2022-11-20 18:16:12,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:12" (1/1) ... [2022-11-20 18:16:12,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:12" (1/1) ... [2022-11-20 18:16:12,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:12" (1/1) ... [2022-11-20 18:16:12,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:12" (1/1) ... [2022-11-20 18:16:12,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:12" (1/1) ... [2022-11-20 18:16:12,721 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:12" (1/1) ... [2022-11-20 18:16:12,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:12" (1/1) ... [2022-11-20 18:16:12,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:16:12,739 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:16:12,739 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:16:12,739 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:16:12,740 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:12" (1/1) ... [2022-11-20 18:16:12,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:16:12,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:16:12,811 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:16:12,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:16:12,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:16:12,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 18:16:12,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:16:12,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 18:16:12,897 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 18:16:12,898 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 18:16:12,898 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 18:16:12,898 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 18:16:12,898 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 18:16:12,898 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 18:16:12,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 18:16:12,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:16:12,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:16:12,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:16:12,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 18:16:12,901 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 18:16:13,020 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:16:13,022 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:16:13,318 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:16:13,325 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:16:13,325 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 18:16:13,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:16:13 BoogieIcfgContainer [2022-11-20 18:16:13,328 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:16:13,329 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:16:13,329 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:16:13,339 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:16:13,339 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:16:13" (1/1) ... [2022-11-20 18:16:13,340 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 18:16:13,344 INFO L158 Benchmark]: Toolchain (without parser) took 1126.03ms. Allocated memory is still 79.7MB. Free memory was 58.2MB in the beginning and 43.2MB in the end (delta: 15.0MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2022-11-20 18:16:13,344 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory is still 35.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:16:13,345 INFO L158 Benchmark]: CACSL2BoogieTranslator took 389.14ms. Allocated memory is still 79.7MB. Free memory was 57.9MB in the beginning and 44.7MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 18:16:13,346 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.29ms. Allocated memory is still 79.7MB. Free memory was 44.5MB in the beginning and 43.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:16:13,346 INFO L158 Benchmark]: Boogie Preprocessor took 62.76ms. Allocated memory is still 79.7MB. Free memory was 43.0MB in the beginning and 41.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:16:13,347 INFO L158 Benchmark]: RCFGBuilder took 589.13ms. Allocated memory is still 79.7MB. Free memory was 41.2MB in the beginning and 44.3MB in the end (delta: -3.1MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2022-11-20 18:16:13,347 INFO L158 Benchmark]: CodeCheck took 13.61ms. Allocated memory is still 79.7MB. Free memory was 44.0MB in the beginning and 43.2MB in the end (delta: 853.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:16:13,350 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 0.34ms. Allocated memory is still 56.6MB. Free memory is still 35.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 389.14ms. Allocated memory is still 79.7MB. Free memory was 57.9MB in the beginning and 44.7MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.29ms. Allocated memory is still 79.7MB. Free memory was 44.5MB in the beginning and 43.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.76ms. Allocated memory is still 79.7MB. Free memory was 43.0MB in the beginning and 41.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 589.13ms. Allocated memory is still 79.7MB. Free memory was 41.2MB in the beginning and 44.3MB in the end (delta: -3.1MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * CodeCheck took 13.61ms. Allocated memory is still 79.7MB. Free memory was 44.0MB in the beginning and 43.2MB in the end (delta: 853.1kB). 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 18:16:13,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea28a074-c018-4390-96ab-68400d49d9d9/bin/ukojak-pZX7IvK2PQ/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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported