./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-lamport.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_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/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_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-lamport.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/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_90de97e5-18c6-4859-ab18-7dda271bfb4c/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 dda4e60b50ccb96ce521fa11aa956967863397082d82b1fb589f74967fe28a7c --- 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 16:57:24,259 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:57:24,262 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:57:24,294 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:57:24,295 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:57:24,296 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:57:24,298 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:57:24,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:57:24,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:57:24,304 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:57:24,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:57:24,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:57:24,308 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:57:24,309 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:57:24,311 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:57:24,313 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:57:24,314 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:57:24,315 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:57:24,318 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:57:24,320 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:57:24,322 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:57:24,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:57:24,325 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:57:24,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:57:24,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:57:24,332 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:57:24,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:57:24,334 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:57:24,335 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:57:24,336 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:57:24,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:57:24,338 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:57:24,339 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:57:24,340 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:57:24,341 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:57:24,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:57:24,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:57:24,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:57:24,344 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:57:24,345 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:57:24,346 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:57:24,347 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:57:24,372 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:57:24,373 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:57:24,374 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:57:24,374 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:57:24,375 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:57:24,376 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:57:24,376 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:57:24,377 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:57:24,377 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:57:24,377 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:57:24,378 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:57:24,378 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:57:24,379 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:57:24,379 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:57:24,379 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:57:24,380 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:57:24,380 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:57:24,380 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:57:24,381 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:57:24,381 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:57:24,381 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:57:24,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:24,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:57:24,382 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:57:24,382 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:57:24,383 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:57:24,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:57:24,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:57:24,384 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_90de97e5-18c6-4859-ab18-7dda271bfb4c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dda4e60b50ccb96ce521fa11aa956967863397082d82b1fb589f74967fe28a7c [2022-10-17 16:57:24,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:57:24,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:57:24,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:57:24,685 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:57:24,686 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:57:24,687 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/parallel-lamport.wvr.c [2022-10-17 16:57:24,751 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/data/e5123ed74/3f1affa5d39b46b082db663dc45c20a8/FLAGe81608e2b [2022-10-17 16:57:25,264 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:57:25,265 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/sv-benchmarks/c/weaver/parallel-lamport.wvr.c [2022-10-17 16:57:25,275 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/data/e5123ed74/3f1affa5d39b46b082db663dc45c20a8/FLAGe81608e2b [2022-10-17 16:57:25,594 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/data/e5123ed74/3f1affa5d39b46b082db663dc45c20a8 [2022-10-17 16:57:25,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:57:25,598 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:57:25,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:25,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:57:25,606 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:57:25,606 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:25" (1/1) ... [2022-10-17 16:57:25,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25c9f4c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:25, skipping insertion in model container [2022-10-17 16:57:25,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:25" (1/1) ... [2022-10-17 16:57:25,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:57:25,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:57:25,930 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_90de97e5-18c6-4859-ab18-7dda271bfb4c/sv-benchmarks/c/weaver/parallel-lamport.wvr.c[4210,4223] [2022-10-17 16:57:25,940 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:25,949 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:57:25,976 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_90de97e5-18c6-4859-ab18-7dda271bfb4c/sv-benchmarks/c/weaver/parallel-lamport.wvr.c[4210,4223] [2022-10-17 16:57:25,981 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:25,996 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:57:25,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:25 WrapperNode [2022-10-17 16:57:25,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:25,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:25,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:57:25,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:57:26,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:25" (1/1) ... [2022-10-17 16:57:26,017 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:25" (1/1) ... [2022-10-17 16:57:26,042 INFO L138 Inliner]: procedures = 25, calls = 89, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 116 [2022-10-17 16:57:26,046 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:26,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:57:26,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:57:26,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:57:26,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:25" (1/1) ... [2022-10-17 16:57:26,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:25" (1/1) ... [2022-10-17 16:57:26,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:25" (1/1) ... [2022-10-17 16:57:26,076 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:25" (1/1) ... [2022-10-17 16:57:26,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:25" (1/1) ... [2022-10-17 16:57:26,089 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:25" (1/1) ... [2022-10-17 16:57:26,091 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:25" (1/1) ... [2022-10-17 16:57:26,093 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:25" (1/1) ... [2022-10-17 16:57:26,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:57:26,097 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:57:26,097 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:57:26,098 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:57:26,099 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:25" (1/1) ... [2022-10-17 16:57:26,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:26,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:57:26,138 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:57:26,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:57:26,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:57:26,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:57:26,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:57:26,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:57:26,188 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:57:26,188 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:57:26,188 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:57:26,189 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:57:26,189 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-10-17 16:57:26,190 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-10-17 16:57:26,191 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:57:26,191 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:57:26,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:57:26,191 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:57:26,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:57:26,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:57:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:57:26,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:57:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:57:26,199 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 16:57:26,337 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:57:26,354 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:57:26,823 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:57:26,964 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:57:26,965 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:57:26,966 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 16:57:26,967 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 16:57:26,973 INFO L158 Benchmark]: Toolchain (without parser) took 1373.31ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 64.1MB in the end (delta: 16.7MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2022-10-17 16:57:26,974 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory is still 97.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:57:26,976 INFO L158 Benchmark]: CACSL2BoogieTranslator took 395.63ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 90.7MB in the end (delta: -10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:57:26,977 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.78ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 88.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:57:26,978 INFO L158 Benchmark]: Boogie Preprocessor took 49.62ms. Allocated memory is still 117.4MB. Free memory was 88.9MB in the beginning and 87.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:57:26,980 INFO L158 Benchmark]: RCFGBuilder took 873.13ms. Allocated memory is still 117.4MB. Free memory was 87.2MB in the beginning and 64.1MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-10-17 16:57:26,984 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory is still 97.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 395.63ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 90.7MB in the end (delta: -10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.78ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 88.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.62ms. Allocated memory is still 117.4MB. Free memory was 88.9MB in the beginning and 87.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 873.13ms. Allocated memory is still 117.4MB. Free memory was 87.2MB in the beginning and 64.1MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. 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 16:57:27,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/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_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-lamport.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/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_90de97e5-18c6-4859-ab18-7dda271bfb4c/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 dda4e60b50ccb96ce521fa11aa956967863397082d82b1fb589f74967fe28a7c --- 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 16:57:29,622 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:57:29,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:57:29,658 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:57:29,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:57:29,660 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:57:29,662 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:57:29,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:57:29,667 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:57:29,669 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:57:29,670 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:57:29,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:57:29,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:57:29,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:57:29,676 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:57:29,678 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:57:29,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:57:29,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:57:29,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:57:29,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:57:29,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:57:29,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:57:29,693 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:57:29,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:57:29,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:57:29,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:57:29,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:57:29,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:57:29,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:57:29,706 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:57:29,707 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:57:29,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:57:29,709 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:57:29,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:57:29,712 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:57:29,712 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:57:29,714 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:57:29,714 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:57:29,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:57:29,716 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:57:29,717 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:57:29,718 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:57:29,757 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:57:29,758 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:57:29,759 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:57:29,760 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:57:29,761 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:57:29,761 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:57:29,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:57:29,762 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:57:29,762 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:57:29,763 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:57:29,763 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:57:29,763 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:57:29,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:57:29,764 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:57:29,764 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:57:29,765 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:57:29,765 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:57:29,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:57:29,765 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:57:29,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:57:29,766 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:57:29,766 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:57:29,767 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:57:29,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:29,768 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:57:29,768 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:57:29,768 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:57:29,768 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:57:29,769 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:57:29,769 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:57:29,769 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:57:29,770 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:57:29,770 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_90de97e5-18c6-4859-ab18-7dda271bfb4c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dda4e60b50ccb96ce521fa11aa956967863397082d82b1fb589f74967fe28a7c [2022-10-17 16:57:30,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:57:30,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:57:30,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:57:30,218 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:57:30,219 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:57:30,221 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/parallel-lamport.wvr.c [2022-10-17 16:57:30,301 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/data/fefe8bce4/de042ccc61814f749d6a0b924e3edb7d/FLAG32d3f1911 [2022-10-17 16:57:30,998 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:57:30,999 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/sv-benchmarks/c/weaver/parallel-lamport.wvr.c [2022-10-17 16:57:31,010 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/data/fefe8bce4/de042ccc61814f749d6a0b924e3edb7d/FLAG32d3f1911 [2022-10-17 16:57:31,305 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/data/fefe8bce4/de042ccc61814f749d6a0b924e3edb7d [2022-10-17 16:57:31,308 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:57:31,310 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:57:31,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:31,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:57:31,316 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:57:31,317 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@583e5c36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31, skipping insertion in model container [2022-10-17 16:57:31,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,327 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:57:31,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:57:31,563 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_90de97e5-18c6-4859-ab18-7dda271bfb4c/sv-benchmarks/c/weaver/parallel-lamport.wvr.c[4210,4223] [2022-10-17 16:57:31,577 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:31,612 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-10-17 16:57:31,625 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:57:31,690 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_90de97e5-18c6-4859-ab18-7dda271bfb4c/sv-benchmarks/c/weaver/parallel-lamport.wvr.c[4210,4223] [2022-10-17 16:57:31,701 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:31,718 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:57:31,754 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_90de97e5-18c6-4859-ab18-7dda271bfb4c/sv-benchmarks/c/weaver/parallel-lamport.wvr.c[4210,4223] [2022-10-17 16:57:31,760 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:31,781 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:57:31,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31 WrapperNode [2022-10-17 16:57:31,781 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:31,783 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:31,783 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:57:31,783 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:57:31,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,807 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,835 INFO L138 Inliner]: procedures = 27, calls = 89, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 108 [2022-10-17 16:57:31,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:31,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:57:31,838 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:57:31,838 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:57:31,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,856 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,873 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,876 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:57:31,884 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:57:31,884 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:57:31,884 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:57:31,885 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:31,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:57:31,921 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:57:31,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:57:31,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:57:31,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:57:31,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:57:31,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:57:31,973 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:57:31,973 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:57:31,973 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:57:31,973 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:57:31,974 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-10-17 16:57:31,974 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-10-17 16:57:31,974 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:57:31,974 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:57:31,975 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:57:31,975 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:57:31,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:57:31,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:57:31,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:57:31,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:57:31,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:57:31,978 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 16:57:32,117 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:57:32,120 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:57:32,697 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:57:32,934 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:57:32,934 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:57:32,935 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 16:57:32,936 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 16:57:32,941 INFO L158 Benchmark]: Toolchain (without parser) took 1630.05ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 38.9MB in the beginning and 63.7MB in the end (delta: -24.7MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2022-10-17 16:57:32,942 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 60.8MB. Free memory was 40.6MB in the beginning and 40.5MB in the end (delta: 48.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:57:32,943 INFO L158 Benchmark]: CACSL2BoogieTranslator took 470.42ms. Allocated memory is still 60.8MB. Free memory was 38.7MB in the beginning and 39.5MB in the end (delta: -741.2kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:57:32,944 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.53ms. Allocated memory is still 60.8MB. Free memory was 39.3MB in the beginning and 37.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:57:32,945 INFO L158 Benchmark]: Boogie Preprocessor took 45.67ms. Allocated memory is still 60.8MB. Free memory was 37.4MB in the beginning and 35.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:57:32,946 INFO L158 Benchmark]: RCFGBuilder took 1055.33ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 35.7MB in the beginning and 63.7MB in the end (delta: -27.9MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2022-10-17 16:57:32,951 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 60.8MB. Free memory was 40.6MB in the beginning and 40.5MB in the end (delta: 48.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 470.42ms. Allocated memory is still 60.8MB. Free memory was 38.7MB in the beginning and 39.5MB in the end (delta: -741.2kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.53ms. Allocated memory is still 60.8MB. Free memory was 39.3MB in the beginning and 37.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.67ms. Allocated memory is still 60.8MB. Free memory was 37.4MB in the beginning and 35.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1055.33ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 35.7MB in the beginning and 63.7MB in the end (delta: -27.9MB). Peak memory consumption was 17.4MB. 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 16:57:32,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90de97e5-18c6-4859-ab18-7dda271bfb4c/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?