./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-lamport.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-lamport.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 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-6b4ec56 [2022-11-20 17:41:29,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:41:29,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:41:29,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:41:29,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:41:29,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:41:29,988 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:41:29,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:41:29,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:41:30,000 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:41:30,002 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:41:30,007 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:41:30,008 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:41:30,010 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:41:30,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:41:30,015 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:41:30,016 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:41:30,017 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:41:30,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:41:30,020 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:41:30,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:41:30,027 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:41:30,030 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:41:30,031 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:41:30,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:41:30,042 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:41:30,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:41:30,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:41:30,044 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:41:30,045 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:41:30,045 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:41:30,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:41:30,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:41:30,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:41:30,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:41:30,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:41:30,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:41:30,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:41:30,050 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:41:30,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:41:30,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:41:30,057 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:41:30,099 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:41:30,099 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:41:30,100 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:41:30,100 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:41:30,101 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:41:30,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:41:30,102 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:41:30,102 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:41:30,102 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:41:30,102 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:41:30,103 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:41:30,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:41:30,104 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:41:30,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:41:30,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:41:30,105 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:41:30,105 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:41:30,105 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:41:30,105 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:41:30,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:41:30,106 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:41:30,106 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:41:30,106 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:41:30,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:41:30,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:41:30,107 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:41:30,107 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:41:30,107 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:41:30,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:41:30,108 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:41:30,109 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_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dda4e60b50ccb96ce521fa11aa956967863397082d82b1fb589f74967fe28a7c [2022-11-20 17:41:30,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:41:30,481 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:41:30,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:41:30,486 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:41:30,487 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:41:30,488 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/parallel-lamport.wvr.c [2022-11-20 17:41:33,554 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:41:33,798 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:41:33,799 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/sv-benchmarks/c/weaver/parallel-lamport.wvr.c [2022-11-20 17:41:33,807 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/data/f224613d1/f9c43cb355724711902bdeea38d26e20/FLAGf2d8ede42 [2022-11-20 17:41:33,823 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/data/f224613d1/f9c43cb355724711902bdeea38d26e20 [2022-11-20 17:41:33,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:41:33,828 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:41:33,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:41:33,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:41:33,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:41:33,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:41:33" (1/1) ... [2022-11-20 17:41:33,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dd1adad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:33, skipping insertion in model container [2022-11-20 17:41:33,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:41:33" (1/1) ... [2022-11-20 17:41:33,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:41:33,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:41:34,138 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/sv-benchmarks/c/weaver/parallel-lamport.wvr.c[4210,4223] [2022-11-20 17:41:34,156 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:41:34,167 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:41:34,210 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/sv-benchmarks/c/weaver/parallel-lamport.wvr.c[4210,4223] [2022-11-20 17:41:34,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:41:34,237 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:41:34,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:34 WrapperNode [2022-11-20 17:41:34,243 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:41:34,244 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:41:34,244 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:41:34,245 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:41:34,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:34" (1/1) ... [2022-11-20 17:41:34,277 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:34" (1/1) ... [2022-11-20 17:41:34,312 INFO L138 Inliner]: procedures = 25, calls = 89, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 118 [2022-11-20 17:41:34,312 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:41:34,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:41:34,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:41:34,313 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:41:34,324 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:34" (1/1) ... [2022-11-20 17:41:34,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:34" (1/1) ... [2022-11-20 17:41:34,341 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:34" (1/1) ... [2022-11-20 17:41:34,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:34" (1/1) ... [2022-11-20 17:41:34,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:34" (1/1) ... [2022-11-20 17:41:34,370 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:34" (1/1) ... [2022-11-20 17:41:34,371 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:34" (1/1) ... [2022-11-20 17:41:34,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:34" (1/1) ... [2022-11-20 17:41:34,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:41:34,382 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:41:34,382 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:41:34,382 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:41:34,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:34" (1/1) ... [2022-11-20 17:41:34,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:41:34,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:41:34,417 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:41:34,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:41:34,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:41:34,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:41:34,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:41:34,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:41:34,463 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:41:34,463 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:41:34,463 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:41:34,464 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:41:34,464 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:41:34,464 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:41:34,464 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:41:34,465 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:41:34,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:41:34,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:41:34,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:41:34,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:41:34,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:41:34,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:41:34,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:41:34,468 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:41:34,622 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:41:34,624 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:41:35,024 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:41:35,260 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:41:35,261 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:41:35,261 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2022-11-20 17:41:35,262 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) [2022-11-20 17:41:35,267 INFO L158 Benchmark]: Toolchain (without parser) took 1438.15ms. Allocated memory is still 161.5MB. Free memory was 117.2MB in the beginning and 123.1MB in the end (delta: -5.9MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. [2022-11-20 17:41:35,267 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 66.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:41:35,268 INFO L158 Benchmark]: CACSL2BoogieTranslator took 414.18ms. Allocated memory is still 161.5MB. Free memory was 116.8MB in the beginning and 104.6MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 17:41:35,268 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.50ms. Allocated memory is still 161.5MB. Free memory was 104.6MB in the beginning and 102.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:41:35,269 INFO L158 Benchmark]: Boogie Preprocessor took 67.66ms. Allocated memory is still 161.5MB. Free memory was 102.9MB in the beginning and 101.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:41:35,270 INFO L158 Benchmark]: RCFGBuilder took 883.36ms. Allocated memory is still 161.5MB. Free memory was 101.3MB in the beginning and 123.1MB in the end (delta: -21.9MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2022-11-20 17:41:35,272 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 66.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 414.18ms. Allocated memory is still 161.5MB. Free memory was 116.8MB in the beginning and 104.6MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.50ms. Allocated memory is still 161.5MB. Free memory was 104.6MB in the beginning and 102.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.66ms. Allocated memory is still 161.5MB. Free memory was 102.9MB in the beginning and 101.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 883.36ms. Allocated memory is still 161.5MB. Free memory was 101.3MB in the beginning and 123.1MB in the end (delta: -21.9MB). Peak memory consumption was 33.5MB. 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. [2022-11-20 17:41:35,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-lamport.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 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-6b4ec56 [2022-11-20 17:41:37,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:41:37,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:41:37,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:41:37,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:41:37,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:41:37,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:41:37,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:41:37,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:41:37,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:41:37,765 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:41:37,771 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:41:37,772 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:41:37,778 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:41:37,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:41:37,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:41:37,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:41:37,789 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:41:37,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:41:37,792 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:41:37,793 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:41:37,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:41:37,802 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:41:37,803 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:41:37,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:41:37,807 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:41:37,807 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:41:37,808 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:41:37,808 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:41:37,809 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:41:37,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:41:37,810 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:41:37,811 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:41:37,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:41:37,822 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:41:37,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:41:37,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:41:37,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:41:37,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:41:37,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:41:37,825 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:41:37,830 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:41:37,874 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:41:37,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:41:37,876 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:41:37,877 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:41:37,877 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:41:37,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:41:37,878 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:41:37,878 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:41:37,878 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:41:37,878 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:41:37,879 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:41:37,880 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:41:37,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:41:37,880 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:41:37,880 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:41:37,880 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:41:37,880 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:41:37,881 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:41:37,881 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:41:37,881 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:41:37,881 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:41:37,881 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:41:37,882 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:41:37,882 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:41:37,882 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:41:37,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:41:37,882 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:41:37,883 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:41:37,883 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:41:37,883 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:41:37,883 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:41:37,883 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:41:37,884 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:41:37,884 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:41:37,884 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_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dda4e60b50ccb96ce521fa11aa956967863397082d82b1fb589f74967fe28a7c [2022-11-20 17:41:38,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:41:38,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:41:38,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:41:38,353 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:41:38,353 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:41:38,355 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/parallel-lamport.wvr.c [2022-11-20 17:41:41,384 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:41:41,700 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:41:41,700 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/sv-benchmarks/c/weaver/parallel-lamport.wvr.c [2022-11-20 17:41:41,708 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/data/cfc1083fa/23c28b4832ec46749f09e6b68419e135/FLAG8b5751c9d [2022-11-20 17:41:41,726 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/data/cfc1083fa/23c28b4832ec46749f09e6b68419e135 [2022-11-20 17:41:41,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:41:41,730 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:41:41,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:41:41,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:41:41,735 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:41:41,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:41:41" (1/1) ... [2022-11-20 17:41:41,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@704528b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:41, skipping insertion in model container [2022-11-20 17:41:41,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:41:41" (1/1) ... [2022-11-20 17:41:41,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:41:41,767 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:41:41,954 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/sv-benchmarks/c/weaver/parallel-lamport.wvr.c[4210,4223] [2022-11-20 17:41:41,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:41:41,998 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 17:41:42,015 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:41:42,065 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/sv-benchmarks/c/weaver/parallel-lamport.wvr.c[4210,4223] [2022-11-20 17:41:42,069 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:41:42,086 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:41:42,122 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/sv-benchmarks/c/weaver/parallel-lamport.wvr.c[4210,4223] [2022-11-20 17:41:42,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:41:42,165 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:41:42,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:42 WrapperNode [2022-11-20 17:41:42,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:41:42,167 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:41:42,168 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:41:42,168 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:41:42,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:42" (1/1) ... [2022-11-20 17:41:42,199 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:42" (1/1) ... [2022-11-20 17:41:42,233 INFO L138 Inliner]: procedures = 27, calls = 89, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 110 [2022-11-20 17:41:42,234 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:41:42,235 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:41:42,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:41:42,236 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:41:42,247 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:42" (1/1) ... [2022-11-20 17:41:42,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:42" (1/1) ... [2022-11-20 17:41:42,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:42" (1/1) ... [2022-11-20 17:41:42,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:42" (1/1) ... [2022-11-20 17:41:42,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:42" (1/1) ... [2022-11-20 17:41:42,291 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:42" (1/1) ... [2022-11-20 17:41:42,293 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:42" (1/1) ... [2022-11-20 17:41:42,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:42" (1/1) ... [2022-11-20 17:41:42,297 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:41:42,298 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:41:42,298 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:41:42,298 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:41:42,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:42" (1/1) ... [2022-11-20 17:41:42,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:41:42,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:41:42,369 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:41:42,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:41:42,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:41:42,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:41:42,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:41:42,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:41:42,461 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:41:42,461 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:41:42,461 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:41:42,461 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:41:42,461 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:41:42,461 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:41:42,462 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:41:42,462 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:41:42,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:41:42,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:41:42,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:41:42,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:41:42,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:41:42,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:41:42,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:41:42,465 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:41:42,626 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:41:42,628 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:41:42,983 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:41:43,334 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:41:43,334 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:41:43,335 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2022-11-20 17:41:43,336 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) [2022-11-20 17:41:43,341 INFO L158 Benchmark]: Toolchain (without parser) took 1609.59ms. Allocated memory is still 86.0MB. Free memory was 63.6MB in the beginning and 39.3MB in the end (delta: 24.3MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2022-11-20 17:41:43,341 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 62.9MB. Free memory was 41.2MB in the beginning and 41.1MB in the end (delta: 49.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:41:43,342 INFO L158 Benchmark]: CACSL2BoogieTranslator took 434.49ms. Allocated memory is still 86.0MB. Free memory was 63.4MB in the beginning and 48.9MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:41:43,342 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.95ms. Allocated memory is still 86.0MB. Free memory was 48.9MB in the beginning and 47.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:41:43,343 INFO L158 Benchmark]: Boogie Preprocessor took 61.62ms. Allocated memory is still 86.0MB. Free memory was 47.0MB in the beginning and 45.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:41:43,344 INFO L158 Benchmark]: RCFGBuilder took 1041.46ms. Allocated memory is still 86.0MB. Free memory was 45.2MB in the beginning and 39.3MB in the end (delta: 5.9MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2022-11-20 17:41:43,347 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 62.9MB. Free memory was 41.2MB in the beginning and 41.1MB in the end (delta: 49.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 434.49ms. Allocated memory is still 86.0MB. Free memory was 63.4MB in the beginning and 48.9MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.95ms. Allocated memory is still 86.0MB. Free memory was 48.9MB in the beginning and 47.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.62ms. Allocated memory is still 86.0MB. Free memory was 47.0MB in the beginning and 45.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1041.46ms. Allocated memory is still 86.0MB. Free memory was 45.2MB in the beginning and 39.3MB in the end (delta: 5.9MB). Peak memory consumption was 9.7MB. 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. [2022-11-20 17:41:43,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a908c4-6916-4859-aa4f-d51c29324243/bin/ukojak-pZX7IvK2PQ/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 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?