./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-bakery-3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-bakery-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ --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 f6b55d0b1c42ab7aaefa2efb35454af77e64d43e1c106bfebef7445a043c9409 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:59:13,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:59:13,804 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:59:13,858 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:59:13,859 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:59:13,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:59:13,865 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:59:13,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:59:13,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:59:13,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:59:13,879 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:59:13,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:59:13,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:59:13,884 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:59:13,886 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:59:13,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:59:13,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:59:13,897 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:59:13,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:59:13,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:59:13,909 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:59:13,910 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:59:13,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:59:13,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:59:13,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:59:13,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:59:13,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:59:13,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:59:13,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:59:13,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:59:13,933 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:59:13,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:59:13,936 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:59:13,937 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:59:13,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:59:13,939 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:59:13,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:59:13,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:59:13,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:59:13,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:59:13,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:59:13,944 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:59:13,987 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:59:13,987 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:59:13,989 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:59:13,990 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:59:13,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:59:13,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:59:13,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:59:13,991 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:59:13,998 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:59:13,998 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:59:13,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:59:13,999 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:59:14,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:59:14,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:59:14,000 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:59:14,000 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:59:14,001 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:59:14,001 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:59:14,001 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:59:14,001 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:59:14,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:59:14,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:59:14,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:59:14,002 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:59:14,002 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:59:14,003 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:59:14,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:59:14,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:59:14,003 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_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6b55d0b1c42ab7aaefa2efb35454af77e64d43e1c106bfebef7445a043c9409 [2021-11-23 00:59:14,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:59:14,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:59:14,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:59:14,310 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:59:14,314 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:59:14,315 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/parallel-bakery-3.wvr.c [2021-11-23 00:59:14,381 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/data/4947119d6/13fefb71c27646f5bd0a7889f0892a9d/FLAGbac209931 [2021-11-23 00:59:14,890 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:59:14,891 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/sv-benchmarks/c/weaver/parallel-bakery-3.wvr.c [2021-11-23 00:59:14,898 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/data/4947119d6/13fefb71c27646f5bd0a7889f0892a9d/FLAGbac209931 [2021-11-23 00:59:15,277 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/data/4947119d6/13fefb71c27646f5bd0a7889f0892a9d [2021-11-23 00:59:15,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:59:15,281 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:59:15,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:59:15,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:59:15,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:59:15,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:59:15" (1/1) ... [2021-11-23 00:59:15,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21d12286 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:15, skipping insertion in model container [2021-11-23 00:59:15,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:59:15" (1/1) ... [2021-11-23 00:59:15,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:59:15,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:59:15,545 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_a826069a-6da7-452b-8330-d0a31d6b8c6a/sv-benchmarks/c/weaver/parallel-bakery-3.wvr.c[5426,5439] [2021-11-23 00:59:15,549 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:59:15,558 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:59:15,593 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_a826069a-6da7-452b-8330-d0a31d6b8c6a/sv-benchmarks/c/weaver/parallel-bakery-3.wvr.c[5426,5439] [2021-11-23 00:59:15,594 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:59:15,610 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:59:15,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:15 WrapperNode [2021-11-23 00:59:15,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:59:15,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:59:15,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:59:15,612 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:59:15,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:15" (1/1) ... [2021-11-23 00:59:15,630 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:15" (1/1) ... [2021-11-23 00:59:15,652 INFO L137 Inliner]: procedures = 22, calls = 110, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 93 [2021-11-23 00:59:15,653 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:59:15,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:59:15,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:59:15,654 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:59:15,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:15" (1/1) ... [2021-11-23 00:59:15,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:15" (1/1) ... [2021-11-23 00:59:15,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:15" (1/1) ... [2021-11-23 00:59:15,667 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:15" (1/1) ... [2021-11-23 00:59:15,675 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:15" (1/1) ... [2021-11-23 00:59:15,678 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:15" (1/1) ... [2021-11-23 00:59:15,680 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:15" (1/1) ... [2021-11-23 00:59:15,684 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:59:15,685 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:59:15,685 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:59:15,685 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:59:15,686 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:15" (1/1) ... [2021-11-23 00:59:15,694 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:59:15,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:59:15,718 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:59:15,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:59:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:59:15,788 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 00:59:15,789 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 00:59:15,789 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 00:59:15,790 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 00:59:15,790 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 00:59:15,790 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 00:59:15,790 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:59:15,790 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:59:15,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:59:15,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:59:15,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:59:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 00:59:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 00:59:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:59:15,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:59:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:59:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:59:15,795 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 00:59:15,944 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:59:15,946 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:59:16,299 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:59:16,401 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:59:16,401 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:59:16,402 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2021-11-23 00:59:16,403 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:304) 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) [2021-11-23 00:59:16,408 INFO L158 Benchmark]: Toolchain (without parser) took 1126.87ms. Allocated memory is still 98.6MB. Free memory was 55.6MB in the beginning and 46.6MB in the end (delta: 9.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:59:16,409 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 98.6MB. Free memory was 73.2MB in the beginning and 73.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:59:16,410 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.73ms. Allocated memory is still 98.6MB. Free memory was 55.5MB in the beginning and 70.0MB in the end (delta: -14.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:59:16,411 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.29ms. Allocated memory is still 98.6MB. Free memory was 70.0MB in the beginning and 68.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:59:16,412 INFO L158 Benchmark]: Boogie Preprocessor took 30.43ms. Allocated memory is still 98.6MB. Free memory was 68.3MB in the beginning and 66.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:59:16,413 INFO L158 Benchmark]: RCFGBuilder took 722.01ms. Allocated memory is still 98.6MB. Free memory was 66.8MB in the beginning and 46.6MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 00:59:16,417 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 98.6MB. Free memory was 73.2MB in the beginning and 73.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.73ms. Allocated memory is still 98.6MB. Free memory was 55.5MB in the beginning and 70.0MB in the end (delta: -14.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.29ms. Allocated memory is still 98.6MB. Free memory was 70.0MB in the beginning and 68.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.43ms. Allocated memory is still 98.6MB. Free memory was 68.3MB in the beginning and 66.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 722.01ms. Allocated memory is still 98.6MB. Free memory was 66.8MB in the beginning and 46.6MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:59:16,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/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_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-bakery-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ --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 f6b55d0b1c42ab7aaefa2efb35454af77e64d43e1c106bfebef7445a043c9409 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:59:18,900 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:59:18,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:59:18,938 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:59:18,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:59:18,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:59:18,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:59:18,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:59:18,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:59:18,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:59:18,949 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:59:18,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:59:18,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:59:18,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:59:18,954 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:59:18,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:59:18,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:59:18,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:59:18,966 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:59:18,969 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:59:18,977 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:59:18,979 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:59:18,981 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:59:18,982 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:59:18,986 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:59:18,987 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:59:18,987 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:59:18,988 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:59:18,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:59:18,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:59:18,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:59:18,991 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:59:18,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:59:18,998 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:59:19,002 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:59:19,002 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:59:19,003 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:59:19,004 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:59:19,004 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:59:19,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:59:19,007 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:59:19,008 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 00:59:19,062 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:59:19,062 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:59:19,064 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:59:19,064 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:59:19,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:59:19,066 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:59:19,066 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:59:19,067 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:59:19,067 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:59:19,067 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:59:19,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:59:19,069 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:59:19,069 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:59:19,069 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 00:59:19,069 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 00:59:19,069 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 00:59:19,070 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:59:19,070 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:59:19,070 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:59:19,070 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:59:19,071 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:59:19,071 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:59:19,071 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:59:19,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:59:19,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:59:19,072 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:59:19,072 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:59:19,072 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 00:59:19,072 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 00:59:19,073 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:59:19,073 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 00:59:19,073 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 00:59:19,073 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_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6b55d0b1c42ab7aaefa2efb35454af77e64d43e1c106bfebef7445a043c9409 [2021-11-23 00:59:19,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:59:19,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:59:19,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:59:19,522 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:59:19,523 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:59:19,524 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/parallel-bakery-3.wvr.c [2021-11-23 00:59:19,583 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/data/895ca60b7/5c35f027c404430f829693ddacd9cfdc/FLAGe2cbd64a4 [2021-11-23 00:59:20,063 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:59:20,069 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/sv-benchmarks/c/weaver/parallel-bakery-3.wvr.c [2021-11-23 00:59:20,080 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/data/895ca60b7/5c35f027c404430f829693ddacd9cfdc/FLAGe2cbd64a4 [2021-11-23 00:59:20,418 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/data/895ca60b7/5c35f027c404430f829693ddacd9cfdc [2021-11-23 00:59:20,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:59:20,422 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:59:20,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:59:20,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:59:20,427 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:59:20,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:59:20" (1/1) ... [2021-11-23 00:59:20,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@230c7624 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:20, skipping insertion in model container [2021-11-23 00:59:20,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:59:20" (1/1) ... [2021-11-23 00:59:20,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:59:20,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:59:20,665 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_a826069a-6da7-452b-8330-d0a31d6b8c6a/sv-benchmarks/c/weaver/parallel-bakery-3.wvr.c[5426,5439] [2021-11-23 00:59:20,668 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:59:20,678 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:59:20,770 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_a826069a-6da7-452b-8330-d0a31d6b8c6a/sv-benchmarks/c/weaver/parallel-bakery-3.wvr.c[5426,5439] [2021-11-23 00:59:20,771 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:59:20,788 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:59:20,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:20 WrapperNode [2021-11-23 00:59:20,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:59:20,790 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:59:20,790 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:59:20,790 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:59:20,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:20" (1/1) ... [2021-11-23 00:59:20,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:20" (1/1) ... [2021-11-23 00:59:20,838 INFO L137 Inliner]: procedures = 24, calls = 110, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 86 [2021-11-23 00:59:20,840 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:59:20,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:59:20,842 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:59:20,842 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:59:20,850 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:20" (1/1) ... [2021-11-23 00:59:20,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:20" (1/1) ... [2021-11-23 00:59:20,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:20" (1/1) ... [2021-11-23 00:59:20,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:20" (1/1) ... [2021-11-23 00:59:20,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:20" (1/1) ... [2021-11-23 00:59:20,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:20" (1/1) ... [2021-11-23 00:59:20,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:20" (1/1) ... [2021-11-23 00:59:20,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:59:20,901 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:59:20,901 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:59:20,902 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:59:20,902 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:20" (1/1) ... [2021-11-23 00:59:20,910 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:59:20,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:59:20,936 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:59:20,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:59:20,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:59:20,991 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 00:59:20,991 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 00:59:20,991 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 00:59:20,991 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 00:59:20,991 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 00:59:20,991 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 00:59:20,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 00:59:20,992 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:59:20,992 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:59:20,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:59:20,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 00:59:20,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 00:59:20,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 00:59:20,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:59:20,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:59:20,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:59:20,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 00:59:20,995 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 00:59:21,169 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:59:21,171 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:59:21,532 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:59:21,682 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:59:21,682 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:59:21,683 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2021-11-23 00:59:21,684 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:304) 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) [2021-11-23 00:59:21,691 INFO L158 Benchmark]: Toolchain (without parser) took 1266.27ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 36.0MB in the beginning and 56.5MB in the end (delta: -20.6MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2021-11-23 00:59:21,692 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 58.7MB. Free memory is still 38.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:59:21,694 INFO L158 Benchmark]: CACSL2BoogieTranslator took 365.47ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 35.8MB in the beginning and 60.6MB in the end (delta: -24.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 00:59:21,694 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.89ms. Allocated memory is still 79.7MB. Free memory was 60.6MB in the beginning and 58.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:59:21,695 INFO L158 Benchmark]: Boogie Preprocessor took 58.90ms. Allocated memory is still 79.7MB. Free memory was 58.7MB in the beginning and 57.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:59:21,696 INFO L158 Benchmark]: RCFGBuilder took 786.40ms. Allocated memory is still 79.7MB. Free memory was 57.3MB in the beginning and 56.5MB in the end (delta: 779.1kB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2021-11-23 00:59:21,701 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 58.7MB. Free memory is still 38.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 365.47ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 35.8MB in the beginning and 60.6MB in the end (delta: -24.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.89ms. Allocated memory is still 79.7MB. Free memory was 60.6MB in the beginning and 58.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 58.90ms. Allocated memory is still 79.7MB. Free memory was 58.7MB in the beginning and 57.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 786.40ms. Allocated memory is still 79.7MB. Free memory was 57.3MB in the beginning and 56.5MB in the end (delta: 779.1kB). 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:59:21,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a826069a-6da7-452b-8330-d0a31d6b8c6a/bin/ukojak-LBtLqBUTdQ/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?