./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB --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 792abe541332f7dc398bc25a6deb152789a85df6c33026f5ef70dc244a881f99 --- 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-dbf71c6-m [2022-10-17 16:46:31,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:46:31,729 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:46:31,770 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:46:31,770 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:46:31,772 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:46:31,774 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:46:31,776 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:46:31,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:46:31,779 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:46:31,780 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:46:31,782 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:46:31,783 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:46:31,784 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:46:31,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:46:31,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:46:31,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:46:31,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:46:31,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:46:31,795 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:46:31,797 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:46:31,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:46:31,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:46:31,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:46:31,818 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:46:31,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:46:31,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:46:31,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:46:31,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:46:31,821 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:46:31,822 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:46:31,823 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:46:31,824 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:46:31,825 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:46:31,826 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:46:31,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:46:31,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:46:31,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:46:31,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:46:31,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:46:31,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:46:31,840 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:46:31,884 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:46:31,885 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:46:31,886 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:46:31,886 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:46:31,887 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:46:31,887 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:46:31,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:46:31,888 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:46:31,888 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:46:31,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:46:31,889 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:46:31,889 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:46:31,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:46:31,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:46:31,890 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:46:31,890 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:46:31,890 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:46:31,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:46:31,891 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:46:31,891 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:46:31,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:46:31,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:31,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:46:31,892 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:46:31,892 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:46:31,892 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:46:31,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:46:31,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:46:31,893 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_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 792abe541332f7dc398bc25a6deb152789a85df6c33026f5ef70dc244a881f99 [2022-10-17 16:46:32,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:46:32,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:46:32,192 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:46:32,193 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:46:32,195 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:46:32,196 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c [2022-10-17 16:46:32,296 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/data/33e5b15a3/0ee7ededf95646849fc5a674db8f95df/FLAG00a82fcfe [2022-10-17 16:46:32,762 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:46:32,763 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c [2022-10-17 16:46:32,774 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/data/33e5b15a3/0ee7ededf95646849fc5a674db8f95df/FLAG00a82fcfe [2022-10-17 16:46:33,137 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/data/33e5b15a3/0ee7ededf95646849fc5a674db8f95df [2022-10-17 16:46:33,139 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:46:33,141 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:46:33,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:33,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:46:33,147 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:46:33,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:33" (1/1) ... [2022-10-17 16:46:33,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b252e41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:33, skipping insertion in model container [2022-10-17 16:46:33,149 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:33" (1/1) ... [2022-10-17 16:46:33,157 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:46:33,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:46:33,432 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_e7dc9377-53cf-4a56-8861-67703b47037e/sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c[3512,3525] [2022-10-17 16:46:33,436 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:33,445 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:46:33,470 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_e7dc9377-53cf-4a56-8861-67703b47037e/sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c[3512,3525] [2022-10-17 16:46:33,472 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:33,486 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:46:33,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:33 WrapperNode [2022-10-17 16:46:33,487 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:33,488 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:33,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:46:33,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:46:33,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:33" (1/1) ... [2022-10-17 16:46:33,505 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:33" (1/1) ... [2022-10-17 16:46:33,526 INFO L138 Inliner]: procedures = 21, calls = 60, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 68 [2022-10-17 16:46:33,527 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:33,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:46:33,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:46:33,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:46:33,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:33" (1/1) ... [2022-10-17 16:46:33,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:33" (1/1) ... [2022-10-17 16:46:33,540 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:33" (1/1) ... [2022-10-17 16:46:33,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:33" (1/1) ... [2022-10-17 16:46:33,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:33" (1/1) ... [2022-10-17 16:46:33,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:33" (1/1) ... [2022-10-17 16:46:33,551 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:33" (1/1) ... [2022-10-17 16:46:33,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:33" (1/1) ... [2022-10-17 16:46:33,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:46:33,556 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:46:33,556 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:46:33,557 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:46:33,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:33" (1/1) ... [2022-10-17 16:46:33,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:33,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:46:33,606 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:46:33,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:46:33,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:46:33,654 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:46:33,654 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:46:33,654 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:46:33,654 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:46:33,655 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:46:33,655 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:46:33,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:46:33,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:46:33,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:46:33,656 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:46:33,656 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:46:33,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:46:33,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:46:33,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:46:33,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:46:33,658 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:46:33,749 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:46:33,751 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:46:34,082 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:46:34,163 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:46:34,163 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:46:34,164 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2022-10-17 16:46:34,165 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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) [2022-10-17 16:46:34,170 INFO L158 Benchmark]: Toolchain (without parser) took 1027.65ms. Allocated memory is still 113.2MB. Free memory was 72.9MB in the beginning and 67.8MB in the end (delta: 5.1MB). Peak memory consumption was 2.2MB. Max. memory is 16.1GB. [2022-10-17 16:46:34,170 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 89.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:46:34,171 INFO L158 Benchmark]: CACSL2BoogieTranslator took 344.28ms. Allocated memory is still 113.2MB. Free memory was 72.7MB in the beginning and 88.4MB in the end (delta: -15.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:46:34,172 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.96ms. Allocated memory is still 113.2MB. Free memory was 88.4MB in the beginning and 86.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:46:34,173 INFO L158 Benchmark]: Boogie Preprocessor took 28.00ms. Allocated memory is still 113.2MB. Free memory was 86.6MB in the beginning and 85.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:46:34,174 INFO L158 Benchmark]: RCFGBuilder took 611.68ms. Allocated memory is still 113.2MB. Free memory was 85.4MB in the beginning and 67.8MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-10-17 16:46:34,178 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 89.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 344.28ms. Allocated memory is still 113.2MB. Free memory was 72.7MB in the beginning and 88.4MB in the end (delta: -15.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.96ms. Allocated memory is still 113.2MB. Free memory was 88.4MB in the beginning and 86.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.00ms. Allocated memory is still 113.2MB. Free memory was 86.6MB in the beginning and 85.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 611.68ms. Allocated memory is still 113.2MB. Free memory was 85.4MB in the beginning and 67.8MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:46:34,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB --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 792abe541332f7dc398bc25a6deb152789a85df6c33026f5ef70dc244a881f99 --- 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-dbf71c6-m [2022-10-17 16:46:36,754 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:46:36,757 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:46:36,814 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:46:36,815 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:46:36,816 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:46:36,818 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:46:36,821 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:46:36,823 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:46:36,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:46:36,826 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:46:36,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:46:36,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:46:36,833 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:46:36,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:46:36,837 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:46:36,838 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:46:36,844 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:46:36,846 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:46:36,849 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:46:36,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:46:36,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:46:36,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:46:36,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:46:36,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:46:36,865 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:46:36,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:46:36,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:46:36,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:46:36,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:46:36,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:46:36,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:46:36,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:46:36,871 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:46:36,877 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:46:36,877 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:46:36,878 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:46:36,878 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:46:36,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:46:36,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:46:36,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:46:36,883 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:46:36,920 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:46:36,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:46:36,923 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:46:36,923 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:46:36,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:46:36,926 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:46:36,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:46:36,926 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:46:36,926 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:46:36,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:46:36,928 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:46:36,928 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:46:36,928 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:46:36,928 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:46:36,929 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:46:36,929 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:46:36,929 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:46:36,929 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:46:36,930 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:46:36,930 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:46:36,930 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:46:36,930 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:46:36,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:46:36,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:36,931 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:46:36,931 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:46:36,932 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:46:36,932 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:46:36,932 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:46:36,932 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:46:36,932 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:46:36,933 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:46:36,933 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_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 792abe541332f7dc398bc25a6deb152789a85df6c33026f5ef70dc244a881f99 [2022-10-17 16:46:37,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:46:37,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:46:37,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:46:37,379 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:46:37,379 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:46:37,381 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c [2022-10-17 16:46:37,474 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/data/dd9ca2482/4d1abe6df7bb459aaec6f7f33c1635f7/FLAG94878e3d2 [2022-10-17 16:46:38,061 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:46:38,063 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c [2022-10-17 16:46:38,072 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/data/dd9ca2482/4d1abe6df7bb459aaec6f7f33c1635f7/FLAG94878e3d2 [2022-10-17 16:46:38,399 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/data/dd9ca2482/4d1abe6df7bb459aaec6f7f33c1635f7 [2022-10-17 16:46:38,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:46:38,405 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:46:38,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:38,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:46:38,412 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:46:38,413 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:38" (1/1) ... [2022-10-17 16:46:38,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c1a61b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:38, skipping insertion in model container [2022-10-17 16:46:38,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:38" (1/1) ... [2022-10-17 16:46:38,423 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:46:38,461 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:46:38,668 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_e7dc9377-53cf-4a56-8861-67703b47037e/sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c[3512,3525] [2022-10-17 16:46:38,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:38,683 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:46:38,758 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_e7dc9377-53cf-4a56-8861-67703b47037e/sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c[3512,3525] [2022-10-17 16:46:38,760 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:38,782 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:46:38,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:38 WrapperNode [2022-10-17 16:46:38,783 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:38,784 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:38,785 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:46:38,785 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:46:38,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:38" (1/1) ... [2022-10-17 16:46:38,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:38" (1/1) ... [2022-10-17 16:46:38,836 INFO L138 Inliner]: procedures = 23, calls = 60, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 63 [2022-10-17 16:46:38,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:38,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:46:38,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:46:38,838 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:46:38,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:38" (1/1) ... [2022-10-17 16:46:38,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:38" (1/1) ... [2022-10-17 16:46:38,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:38" (1/1) ... [2022-10-17 16:46:38,851 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:38" (1/1) ... [2022-10-17 16:46:38,859 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:38" (1/1) ... [2022-10-17 16:46:38,862 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:38" (1/1) ... [2022-10-17 16:46:38,864 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:38" (1/1) ... [2022-10-17 16:46:38,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:38" (1/1) ... [2022-10-17 16:46:38,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:46:38,870 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:46:38,870 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:46:38,871 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:46:38,872 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:38" (1/1) ... [2022-10-17 16:46:38,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:38,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:46:38,914 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:46:38,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:46:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:46:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:46:38,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:46:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:46:38,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:46:38,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:46:38,967 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:46:38,967 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:46:38,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:46:38,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:46:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:46:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:46:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:46:38,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:46:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:46:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:46:38,970 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:46:39,071 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:46:39,073 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:46:39,339 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:46:39,513 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:46:39,513 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:46:39,514 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2022-10-17 16:46:39,515 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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) [2022-10-17 16:46:39,519 INFO L158 Benchmark]: Toolchain (without parser) took 1113.83ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 41.5MB in the beginning and 58.3MB in the end (delta: -16.8MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2022-10-17 16:46:39,520 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:46:39,521 INFO L158 Benchmark]: CACSL2BoogieTranslator took 377.52ms. Allocated memory is still 62.9MB. Free memory was 41.2MB in the beginning and 44.9MB in the end (delta: -3.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:46:39,522 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.07ms. Allocated memory is still 62.9MB. Free memory was 44.9MB in the beginning and 43.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:46:39,523 INFO L158 Benchmark]: Boogie Preprocessor took 32.31ms. Allocated memory is still 62.9MB. Free memory was 43.3MB in the beginning and 41.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:46:39,524 INFO L158 Benchmark]: RCFGBuilder took 647.26ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 41.6MB in the beginning and 58.3MB in the end (delta: -16.7MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2022-10-17 16:46:39,528 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 377.52ms. Allocated memory is still 62.9MB. Free memory was 41.2MB in the beginning and 44.9MB in the end (delta: -3.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.07ms. Allocated memory is still 62.9MB. Free memory was 44.9MB in the beginning and 43.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.31ms. Allocated memory is still 62.9MB. Free memory was 43.3MB in the beginning and 41.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 647.26ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 41.6MB in the beginning and 58.3MB in the end (delta: -16.7MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:46:39,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7dc9377-53cf-4a56-8861-67703b47037e/bin/ukojak-92XMlrwhuB/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?