./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/spaghetti.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/spaghetti.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7e50ae1d6af13c623583d6a2f949e9597ecd4d402771d52399b9fc659c58a3d1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:27,545 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:27,549 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:27,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:27,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:27,610 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:27,612 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:27,616 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:27,618 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:27,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:27,625 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:27,627 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:27,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:27,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:27,632 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:27,636 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:27,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:27,639 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:27,641 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:27,649 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:27,651 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:27,652 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:27,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:27,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:27,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:27,666 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:27,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:27,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:27,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:27,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:27,671 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:27,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:27,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:27,676 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:27,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:27,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:27,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:27,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:27,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:27,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:27,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:27,682 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:27,724 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:27,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:27,726 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:27,726 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:27,727 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:27,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:27,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:27,727 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:27,734 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:27,734 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:27,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:27,735 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:27,736 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:27,736 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:27,736 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:27,736 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:27,736 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:27,737 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:27,737 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:27,737 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:27,737 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:27,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:27,738 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:27,738 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:27,738 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:27,738 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:27,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:27,739 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:27,739 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_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e50ae1d6af13c623583d6a2f949e9597ecd4d402771d52399b9fc659c58a3d1 [2021-11-23 15:05:28,009 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:28,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:28,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:28,038 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:28,039 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:28,041 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/weaver/spaghetti.wvr.c [2021-11-23 15:05:28,125 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/data/53ddc6246/4a039f28da5f4ac696a25991df227eb1/FLAGed06e86c0 [2021-11-23 15:05:28,616 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:28,621 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/sv-benchmarks/c/weaver/spaghetti.wvr.c [2021-11-23 15:05:28,632 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/data/53ddc6246/4a039f28da5f4ac696a25991df227eb1/FLAGed06e86c0 [2021-11-23 15:05:28,970 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/data/53ddc6246/4a039f28da5f4ac696a25991df227eb1 [2021-11-23 15:05:28,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:28,975 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:28,979 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:28,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:28,983 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:28,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:28" (1/1) ... [2021-11-23 15:05:28,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@103f4778 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:28, skipping insertion in model container [2021-11-23 15:05:28,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:28" (1/1) ... [2021-11-23 15:05:28,993 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:29,021 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:29,242 WARN L230 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_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/sv-benchmarks/c/weaver/spaghetti.wvr.c[3221,3234] [2021-11-23 15:05:29,246 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:29,254 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:29,276 WARN L230 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_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/sv-benchmarks/c/weaver/spaghetti.wvr.c[3221,3234] [2021-11-23 15:05:29,278 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:29,299 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:29,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29 WrapperNode [2021-11-23 15:05:29,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:29,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:29,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:29,301 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:29,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:29,317 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:29,338 INFO L137 Inliner]: procedures = 23, calls = 59, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 78 [2021-11-23 15:05:29,338 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:29,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:29,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:29,340 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:29,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:29,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:29,350 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:29,351 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:29,360 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:29,370 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:29,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:29,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:29,378 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:29,378 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:29,378 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:29,382 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:29,389 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:29,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:29,415 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:29,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:29,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:29,468 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 15:05:29,468 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 15:05:29,468 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 15:05:29,468 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 15:05:29,468 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 15:05:29,468 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 15:05:29,469 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-23 15:05:29,469 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-23 15:05:29,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:29,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:05:29,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:05:29,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:05:29,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:05:29,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:29,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:29,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:05:29,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:05:29,472 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:05:29,544 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:29,545 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:29,773 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:29,792 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:05:29,792 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-23 15:05:29,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:05:29 BoogieIcfgContainer [2021-11-23 15:05:29,795 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:05:29,795 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:05:29,796 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:05:29,811 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:05:29,821 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:29,822 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) [2021-11-23 15:05:29,826 INFO L158 Benchmark]: Toolchain (without parser) took 849.80ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 72.4MB in the end (delta: 6.9MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:29,826 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 95.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:29,827 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.65ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 89.5MB in the end (delta: -10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:29,828 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.84ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 88.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:29,829 INFO L158 Benchmark]: Boogie Preprocessor took 36.02ms. Allocated memory is still 117.4MB. Free memory was 88.1MB in the beginning and 86.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:29,830 INFO L158 Benchmark]: RCFGBuilder took 416.71ms. Allocated memory is still 117.4MB. Free memory was 86.7MB in the beginning and 73.1MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:29,831 INFO L158 Benchmark]: CodeCheck took 28.69ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 72.4MB in the end (delta: 721.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:29,835 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 0.29ms. Allocated memory is still 117.4MB. Free memory is still 95.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 320.65ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 89.5MB in the end (delta: -10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.84ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 88.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.02ms. Allocated memory is still 117.4MB. Free memory was 88.1MB in the beginning and 86.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 416.71ms. Allocated memory is still 117.4MB. Free memory was 86.7MB in the beginning and 73.1MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 28.69ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 72.4MB in the end (delta: 721.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:29,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/spaghetti.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7e50ae1d6af13c623583d6a2f949e9597ecd4d402771d52399b9fc659c58a3d1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:32,360 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:32,363 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:32,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:32,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:32,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:32,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:32,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:32,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:32,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:32,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:32,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:32,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:32,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:32,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:32,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:32,453 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:32,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:32,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:32,466 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:32,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:32,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:32,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:32,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:32,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:32,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:32,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:32,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:32,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:32,486 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:32,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:32,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:32,488 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:32,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:32,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:32,490 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:32,491 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:32,491 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:32,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:32,492 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:32,493 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:32,493 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:05:32,530 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:32,530 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:32,532 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:32,532 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:32,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:32,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:32,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:32,534 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:32,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:32,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:32,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:32,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:32,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:32,536 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:32,536 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:32,537 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:32,537 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:32,537 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:32,537 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:32,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:32,538 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:32,538 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:32,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:32,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:32,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:32,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:32,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:32,539 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:32,540 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:32,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:32,540 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:32,540 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:32,541 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_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e50ae1d6af13c623583d6a2f949e9597ecd4d402771d52399b9fc659c58a3d1 [2021-11-23 15:05:32,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:32,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:32,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:32,981 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:32,984 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:32,985 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/weaver/spaghetti.wvr.c [2021-11-23 15:05:33,070 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/data/42db917a3/36c0c62fe5294466b7cebfce29b0b124/FLAG60630a982 [2021-11-23 15:05:33,585 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:33,587 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/sv-benchmarks/c/weaver/spaghetti.wvr.c [2021-11-23 15:05:33,596 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/data/42db917a3/36c0c62fe5294466b7cebfce29b0b124/FLAG60630a982 [2021-11-23 15:05:33,917 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/data/42db917a3/36c0c62fe5294466b7cebfce29b0b124 [2021-11-23 15:05:33,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:33,920 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:33,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:33,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:33,932 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:33,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:33" (1/1) ... [2021-11-23 15:05:33,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63c29f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:33, skipping insertion in model container [2021-11-23 15:05:33,933 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:33" (1/1) ... [2021-11-23 15:05:33,939 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:33,963 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:34,146 WARN L230 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_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/sv-benchmarks/c/weaver/spaghetti.wvr.c[3221,3234] [2021-11-23 15:05:34,150 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:34,192 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:34,247 WARN L230 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_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/sv-benchmarks/c/weaver/spaghetti.wvr.c[3221,3234] [2021-11-23 15:05:34,251 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:34,276 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:34,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34 WrapperNode [2021-11-23 15:05:34,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:34,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:34,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:34,279 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:34,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,307 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,337 INFO L137 Inliner]: procedures = 25, calls = 59, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 78 [2021-11-23 15:05:34,337 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:34,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:34,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:34,339 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:34,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,377 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,391 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:34,401 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:34,401 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:34,402 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:34,402 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:34,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:34,439 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:34,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:34,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:34,493 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 15:05:34,493 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 15:05:34,493 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 15:05:34,493 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 15:05:34,493 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 15:05:34,494 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 15:05:34,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:34,494 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-23 15:05:34,495 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-23 15:05:34,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:05:34,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:05:34,497 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:05:34,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:05:34,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:34,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:34,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:05:34,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:05:34,499 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:05:34,622 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:34,624 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:34,897 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:34,923 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:05:34,923 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-23 15:05:34,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:05:34 BoogieIcfgContainer [2021-11-23 15:05:34,927 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:05:34,928 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:05:34,928 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:05:34,937 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:05:34,937 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,938 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) [2021-11-23 15:05:34,944 INFO L158 Benchmark]: Toolchain (without parser) took 1021.54ms. Allocated memory is still 69.2MB. Free memory was 50.7MB in the beginning and 34.4MB in the end (delta: 16.4MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:34,945 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 69.2MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:34,947 INFO L158 Benchmark]: CACSL2BoogieTranslator took 355.63ms. Allocated memory is still 69.2MB. Free memory was 50.5MB in the beginning and 51.8MB in the end (delta: -1.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:34,948 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.95ms. Allocated memory is still 69.2MB. Free memory was 51.8MB in the beginning and 50.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:34,949 INFO L158 Benchmark]: Boogie Preprocessor took 61.85ms. Allocated memory is still 69.2MB. Free memory was 50.0MB in the beginning and 48.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:34,950 INFO L158 Benchmark]: RCFGBuilder took 525.58ms. Allocated memory is still 69.2MB. Free memory was 48.5MB in the beginning and 35.5MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:34,951 INFO L158 Benchmark]: CodeCheck took 13.86ms. Allocated memory is still 69.2MB. Free memory was 35.3MB in the beginning and 34.4MB in the end (delta: 912.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:34,959 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 69.2MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 355.63ms. Allocated memory is still 69.2MB. Free memory was 50.5MB in the beginning and 51.8MB in the end (delta: -1.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.95ms. Allocated memory is still 69.2MB. Free memory was 51.8MB in the beginning and 50.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.85ms. Allocated memory is still 69.2MB. Free memory was 50.0MB in the beginning and 48.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 525.58ms. Allocated memory is still 69.2MB. Free memory was 48.5MB in the beginning and 35.5MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 13.86ms. Allocated memory is still 69.2MB. Free memory was 35.3MB in the beginning and 34.4MB in the end (delta: 912.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:35,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa4a833b-f2a4-461b-be59-9c2e44ee8a53/bin/ukojak-CwSLpZB5Qu/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