./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/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_e83f02a1-b2b9-476e-bb24-97b20d62ae09/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/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_e83f02a1-b2b9-476e-bb24-97b20d62ae09/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 ebb6bba6491ab996b2a2d1f88baf86906cd5ba5ce7e0ad4dc20017ded9089a97 --- 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 17:36:04,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:36:04,591 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:36:04,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:36:04,615 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:36:04,616 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:36:04,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:36:04,619 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:36:04,620 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:36:04,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:36:04,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:36:04,624 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:36:04,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:36:04,625 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:36:04,626 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:36:04,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:36:04,628 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:36:04,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:36:04,631 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:36:04,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:36:04,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:36:04,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:36:04,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:36:04,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:36:04,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:36:04,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:36:04,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:36:04,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:36:04,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:36:04,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:36:04,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:36:04,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:36:04,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:36:04,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:36:04,647 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:36:04,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:36:04,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:36:04,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:36:04,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:36:04,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:36:04,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:36:04,657 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:36:04,691 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:36:04,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:36:04,692 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:36:04,692 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:36:04,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:36:04,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:36:04,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:36:04,694 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:36:04,694 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:36:04,694 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:36:04,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:36:04,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:36:04,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:36:04,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:36:04,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:36:04,696 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:36:04,697 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:36:04,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:36:04,697 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:36:04,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:36:04,697 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:36:04,698 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:36:04,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:36:04,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:36:04,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:36:04,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:36:04,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:36:04,699 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:36:04,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:36:04,700 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:36:04,700 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_e83f02a1-b2b9-476e-bb24-97b20d62ae09/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebb6bba6491ab996b2a2d1f88baf86906cd5ba5ce7e0ad4dc20017ded9089a97 [2022-11-20 17:36:04,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:36:05,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:36:05,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:36:05,014 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:36:05,014 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:36:05,016 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2022-11-20 17:36:08,063 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:36:08,307 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:36:08,307 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2022-11-20 17:36:08,314 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/bin/ukojak-pZX7IvK2PQ/data/2f44ad402/f36b12b6421f40bdbf890240cad9e898/FLAG33d11df54 [2022-11-20 17:36:08,333 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/bin/ukojak-pZX7IvK2PQ/data/2f44ad402/f36b12b6421f40bdbf890240cad9e898 [2022-11-20 17:36:08,335 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:36:08,337 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:36:08,338 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:36:08,338 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:36:08,342 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:36:08,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:36:08" (1/1) ... [2022-11-20 17:36:08,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@709c1d1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:08, skipping insertion in model container [2022-11-20 17:36:08,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:36:08" (1/1) ... [2022-11-20 17:36:08,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:36:08,368 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:36:08,541 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_e83f02a1-b2b9-476e-bb24-97b20d62ae09/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c[2237,2250] [2022-11-20 17:36:08,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:36:08,555 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:36:08,577 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_e83f02a1-b2b9-476e-bb24-97b20d62ae09/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c[2237,2250] [2022-11-20 17:36:08,578 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:36:08,592 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:36:08,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:08 WrapperNode [2022-11-20 17:36:08,593 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:36:08,594 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:36:08,594 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:36:08,594 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:36:08,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:08" (1/1) ... [2022-11-20 17:36:08,611 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:08" (1/1) ... [2022-11-20 17:36:08,634 INFO L138 Inliner]: procedures = 20, calls = 32, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 85 [2022-11-20 17:36:08,634 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:36:08,642 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:36:08,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:36:08,642 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:36:08,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:08" (1/1) ... [2022-11-20 17:36:08,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:08" (1/1) ... [2022-11-20 17:36:08,654 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:08" (1/1) ... [2022-11-20 17:36:08,654 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:08" (1/1) ... [2022-11-20 17:36:08,660 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:08" (1/1) ... [2022-11-20 17:36:08,664 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:08" (1/1) ... [2022-11-20 17:36:08,666 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:08" (1/1) ... [2022-11-20 17:36:08,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:08" (1/1) ... [2022-11-20 17:36:08,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:36:08,676 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:36:08,676 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:36:08,677 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:36:08,677 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:08" (1/1) ... [2022-11-20 17:36:08,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:36:08,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:36:08,712 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:36:08,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:36:08,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:36:08,751 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:36:08,751 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:36:08,752 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:36:08,752 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:36:08,752 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:36:08,753 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:36:08,753 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-20 17:36:08,753 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-20 17:36:08,754 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:36:08,754 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:36:08,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:36:08,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:36:08,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:36:08,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:36:08,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:36:08,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:36:08,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:36:08,758 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 17:36:08,851 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:36:08,853 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:36:09,070 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:36:09,077 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:36:09,078 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 17:36:09,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:36:09 BoogieIcfgContainer [2022-11-20 17:36:09,080 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:36:09,081 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:36:09,081 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:36:09,091 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:36:09,091 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:36:09" (1/1) ... [2022-11-20 17:36:09,092 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 17:36:09,097 INFO L158 Benchmark]: Toolchain (without parser) took 759.05ms. Allocated memory is still 161.5MB. Free memory was 128.4MB in the beginning and 98.2MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 17:36:09,097 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 161.5MB. Free memory is still 131.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:36:09,098 INFO L158 Benchmark]: CACSL2BoogieTranslator took 255.21ms. Allocated memory is still 161.5MB. Free memory was 127.8MB in the beginning and 117.1MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:36:09,099 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.10ms. Allocated memory is still 161.5MB. Free memory was 117.1MB in the beginning and 115.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:36:09,099 INFO L158 Benchmark]: Boogie Preprocessor took 33.96ms. Allocated memory is still 161.5MB. Free memory was 115.4MB in the beginning and 113.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:36:09,100 INFO L158 Benchmark]: RCFGBuilder took 404.02ms. Allocated memory is still 161.5MB. Free memory was 113.9MB in the beginning and 99.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:36:09,101 INFO L158 Benchmark]: CodeCheck took 14.09ms. Allocated memory is still 161.5MB. Free memory was 99.2MB in the beginning and 98.2MB in the end (delta: 979.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:36:09,105 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 0.20ms. Allocated memory is still 161.5MB. Free memory is still 131.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 255.21ms. Allocated memory is still 161.5MB. Free memory was 127.8MB in the beginning and 117.1MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.10ms. Allocated memory is still 161.5MB. Free memory was 117.1MB in the beginning and 115.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.96ms. Allocated memory is still 161.5MB. Free memory was 115.4MB in the beginning and 113.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 404.02ms. Allocated memory is still 161.5MB. Free memory was 113.9MB in the beginning and 99.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 14.09ms. Allocated memory is still 161.5MB. Free memory was 99.2MB in the beginning and 98.2MB in the end (delta: 979.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:36:09,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/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_e83f02a1-b2b9-476e-bb24-97b20d62ae09/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/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_e83f02a1-b2b9-476e-bb24-97b20d62ae09/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 ebb6bba6491ab996b2a2d1f88baf86906cd5ba5ce7e0ad4dc20017ded9089a97 --- 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 17:36:11,631 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:36:11,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:36:11,653 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:36:11,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:36:11,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:36:11,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:36:11,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:36:11,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:36:11,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:36:11,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:36:11,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:36:11,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:36:11,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:36:11,680 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:36:11,681 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:36:11,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:36:11,682 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:36:11,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:36:11,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:36:11,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:36:11,698 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:36:11,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:36:11,701 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:36:11,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:36:11,712 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:36:11,712 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:36:11,713 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:36:11,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:36:11,715 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:36:11,715 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:36:11,716 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:36:11,716 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:36:11,717 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:36:11,732 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:36:11,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:36:11,734 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:36:11,735 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:36:11,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:36:11,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:36:11,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:36:11,738 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:36:11,763 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:36:11,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:36:11,764 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:36:11,764 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:36:11,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:36:11,765 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:36:11,765 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:36:11,766 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:36:11,766 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:36:11,766 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:36:11,766 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:36:11,766 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:36:11,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:36:11,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:36:11,767 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:36:11,767 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:36:11,767 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:36:11,768 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:36:11,768 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:36:11,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:36:11,768 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:36:11,768 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:36:11,769 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:36:11,769 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:36:11,769 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:36:11,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:36:11,770 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:36:11,770 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:36:11,770 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:36:11,770 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:36:11,770 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:36:11,771 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:36:11,771 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:36:11,771 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:36:11,771 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_e83f02a1-b2b9-476e-bb24-97b20d62ae09/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebb6bba6491ab996b2a2d1f88baf86906cd5ba5ce7e0ad4dc20017ded9089a97 [2022-11-20 17:36:12,177 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:36:12,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:36:12,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:36:12,204 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:36:12,205 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:36:12,206 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2022-11-20 17:36:15,294 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:36:15,561 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:36:15,562 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2022-11-20 17:36:15,568 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/bin/ukojak-pZX7IvK2PQ/data/6ddbce16c/b3f30e494f7e43d1bdf221000df1a49f/FLAG2c1889a70 [2022-11-20 17:36:15,582 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/bin/ukojak-pZX7IvK2PQ/data/6ddbce16c/b3f30e494f7e43d1bdf221000df1a49f [2022-11-20 17:36:15,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:36:15,586 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:36:15,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:36:15,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:36:15,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:36:15,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:36:15" (1/1) ... [2022-11-20 17:36:15,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dbd0a58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:15, skipping insertion in model container [2022-11-20 17:36:15,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:36:15" (1/1) ... [2022-11-20 17:36:15,600 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:36:15,617 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:36:15,780 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_e83f02a1-b2b9-476e-bb24-97b20d62ae09/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c[2237,2250] [2022-11-20 17:36:15,782 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:36:15,801 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:36:15,824 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_e83f02a1-b2b9-476e-bb24-97b20d62ae09/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c[2237,2250] [2022-11-20 17:36:15,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:36:15,840 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:36:15,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:15 WrapperNode [2022-11-20 17:36:15,841 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:36:15,842 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:36:15,843 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:36:15,843 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:36:15,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:15" (1/1) ... [2022-11-20 17:36:15,859 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:15" (1/1) ... [2022-11-20 17:36:15,879 INFO L138 Inliner]: procedures = 22, calls = 32, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 85 [2022-11-20 17:36:15,880 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:36:15,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:36:15,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:36:15,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:36:15,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:15" (1/1) ... [2022-11-20 17:36:15,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:15" (1/1) ... [2022-11-20 17:36:15,893 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:15" (1/1) ... [2022-11-20 17:36:15,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:15" (1/1) ... [2022-11-20 17:36:15,900 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:15" (1/1) ... [2022-11-20 17:36:15,904 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:15" (1/1) ... [2022-11-20 17:36:15,906 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:15" (1/1) ... [2022-11-20 17:36:15,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:15" (1/1) ... [2022-11-20 17:36:15,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:36:15,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:36:15,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:36:15,911 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:36:15,912 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:15" (1/1) ... [2022-11-20 17:36:15,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:36:15,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:36:15,949 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:36:15,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:36:16,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:36:16,017 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:36:16,018 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:36:16,018 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:36:16,018 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:36:16,019 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:36:16,019 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:36:16,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:36:16,020 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-20 17:36:16,020 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-20 17:36:16,020 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:36:16,020 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:36:16,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:36:16,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:36:16,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:36:16,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:36:16,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:36:16,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:36:16,024 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 17:36:16,133 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:36:16,136 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:36:16,443 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:36:16,451 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:36:16,452 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 17:36:16,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:36:16 BoogieIcfgContainer [2022-11-20 17:36:16,454 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:36:16,455 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:36:16,455 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:36:16,466 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:36:16,478 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:36:16" (1/1) ... [2022-11-20 17:36:16,479 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 17:36:16,484 INFO L158 Benchmark]: Toolchain (without parser) took 896.63ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 44.8MB in the beginning and 60.4MB in the end (delta: -15.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:36:16,499 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 67.1MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:36:16,500 INFO L158 Benchmark]: CACSL2BoogieTranslator took 254.12ms. Allocated memory is still 67.1MB. Free memory was 44.6MB in the beginning and 33.4MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 17:36:16,501 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.36ms. Allocated memory is still 67.1MB. Free memory was 33.4MB in the beginning and 31.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:36:16,501 INFO L158 Benchmark]: Boogie Preprocessor took 29.51ms. Allocated memory is still 67.1MB. Free memory was 31.7MB in the beginning and 30.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:36:16,502 INFO L158 Benchmark]: RCFGBuilder took 543.49ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 30.2MB in the beginning and 61.4MB in the end (delta: -31.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 17:36:16,503 INFO L158 Benchmark]: CodeCheck took 27.01ms. Allocated memory is still 92.3MB. Free memory was 61.4MB in the beginning and 60.4MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:36:16,507 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 0.20ms. Allocated memory is still 67.1MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 254.12ms. Allocated memory is still 67.1MB. Free memory was 44.6MB in the beginning and 33.4MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.36ms. Allocated memory is still 67.1MB. Free memory was 33.4MB in the beginning and 31.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.51ms. Allocated memory is still 67.1MB. Free memory was 31.7MB in the beginning and 30.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 543.49ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 30.2MB in the beginning and 61.4MB in the end (delta: -31.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 27.01ms. Allocated memory is still 92.3MB. Free memory was 61.4MB in the beginning and 60.4MB in the end (delta: 1.0MB). 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 17:36:16,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83f02a1-b2b9-476e-bb24-97b20d62ae09/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