./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-simple-equiv.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_91414969-8268-4d42-b85c-47a11e21e6bf/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/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_91414969-8268-4d42-b85c-47a11e21e6bf/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/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_91414969-8268-4d42-b85c-47a11e21e6bf/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 6e064514c886eab27bff1253cfa87b1ac324d3dc8890599c3d4384e987c0d244 --- 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 16:39:05,990 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:39:05,992 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:39:06,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:39:06,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:39:06,033 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:39:06,036 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:39:06,039 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:39:06,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:39:06,048 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:39:06,049 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:39:06,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:39:06,052 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:39:06,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:39:06,057 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:39:06,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:39:06,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:39:06,063 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:39:06,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:39:06,073 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:39:06,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:39:06,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:39:06,078 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:39:06,079 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:39:06,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:39:06,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:39:06,090 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:39:06,092 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:39:06,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:39:06,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:39:06,095 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:39:06,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:39:06,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:39:06,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:39:06,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:39:06,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:39:06,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:39:06,103 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:39:06,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:39:06,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:39:06,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:39:06,107 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 16:39:06,154 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:39:06,154 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:39:06,155 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:39:06,155 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:39:06,156 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:39:06,156 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:39:06,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:39:06,157 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:39:06,157 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:39:06,158 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:39:06,158 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:39:06,160 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:39:06,160 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:39:06,161 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:39:06,161 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:39:06,161 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:39:06,161 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:39:06,162 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:39:06,162 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:39:06,162 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:39:06,162 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:39:06,163 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:39:06,163 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:39:06,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:39:06,164 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:39:06,164 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:39:06,164 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:39:06,165 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:39:06,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:39:06,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:39:06,166 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_91414969-8268-4d42-b85c-47a11e21e6bf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e064514c886eab27bff1253cfa87b1ac324d3dc8890599c3d4384e987c0d244 [2022-11-20 16:39:06,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:39:06,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:39:06,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:39:06,499 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:39:06,501 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:39:06,502 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2022-11-20 16:39:09,691 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:39:09,880 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:39:09,881 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2022-11-20 16:39:09,889 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/bin/ukojak-pZX7IvK2PQ/data/9f11575ee/1f1677480ab142aea9ab7ef78b05e1cd/FLAGef7b10a1e [2022-11-20 16:39:09,910 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/bin/ukojak-pZX7IvK2PQ/data/9f11575ee/1f1677480ab142aea9ab7ef78b05e1cd [2022-11-20 16:39:09,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:39:09,916 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:39:09,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:39:09,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:39:09,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:39:09,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:39:09" (1/1) ... [2022-11-20 16:39:09,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fa158dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:09, skipping insertion in model container [2022-11-20 16:39:09,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:39:09" (1/1) ... [2022-11-20 16:39:09,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:39:09,953 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:39:10,122 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_91414969-8268-4d42-b85c-47a11e21e6bf/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2022-11-20 16:39:10,123 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:10,132 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:39:10,158 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_91414969-8268-4d42-b85c-47a11e21e6bf/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2022-11-20 16:39:10,159 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:10,177 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:39:10,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:10 WrapperNode [2022-11-20 16:39:10,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:39:10,182 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:39:10,182 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:39:10,183 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:39:10,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:10" (1/1) ... [2022-11-20 16:39:10,203 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:10" (1/1) ... [2022-11-20 16:39:10,234 INFO L138 Inliner]: procedures = 22, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 65 [2022-11-20 16:39:10,234 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:39:10,235 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:39:10,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:39:10,236 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:39:10,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:10" (1/1) ... [2022-11-20 16:39:10,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:10" (1/1) ... [2022-11-20 16:39:10,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:10" (1/1) ... [2022-11-20 16:39:10,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:10" (1/1) ... [2022-11-20 16:39:10,262 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:10" (1/1) ... [2022-11-20 16:39:10,263 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:10" (1/1) ... [2022-11-20 16:39:10,265 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:10" (1/1) ... [2022-11-20 16:39:10,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:10" (1/1) ... [2022-11-20 16:39:10,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:39:10,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:39:10,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:39:10,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:39:10,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:10" (1/1) ... [2022-11-20 16:39:10,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:39:10,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:39:10,323 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:39:10,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:39:10,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:39:10,371 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:39:10,371 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:39:10,371 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:39:10,372 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:39:10,372 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 16:39:10,372 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 16:39:10,372 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 16:39:10,372 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 16:39:10,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:39:10,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:39:10,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:39:10,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:39:10,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:39:10,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:39:10,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:39:10,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:39:10,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:39:10,375 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 16:39:10,513 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:39:10,515 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:39:10,684 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:39:10,715 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:39:10,716 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:39:10,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:39:10 BoogieIcfgContainer [2022-11-20 16:39:10,719 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:39:10,720 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:39:10,720 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:39:10,731 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:39:10,732 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:39:10" (1/1) ... [2022-11-20 16:39:10,733 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 16:39:10,737 INFO L158 Benchmark]: Toolchain (without parser) took 820.91ms. Allocated memory is still 174.1MB. Free memory was 129.2MB in the beginning and 100.4MB in the end (delta: 28.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 16:39:10,738 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 127.9MB. Free memory is still 71.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:10,738 INFO L158 Benchmark]: CACSL2BoogieTranslator took 261.29ms. Allocated memory is still 174.1MB. Free memory was 128.8MB in the beginning and 117.8MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:39:10,739 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.97ms. Allocated memory is still 174.1MB. Free memory was 117.8MB in the beginning and 116.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:10,740 INFO L158 Benchmark]: Boogie Preprocessor took 46.78ms. Allocated memory is still 174.1MB. Free memory was 116.5MB in the beginning and 115.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:39:10,740 INFO L158 Benchmark]: RCFGBuilder took 436.20ms. Allocated memory is still 174.1MB. Free memory was 115.1MB in the beginning and 101.6MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:39:10,741 INFO L158 Benchmark]: CodeCheck took 15.63ms. Allocated memory is still 174.1MB. Free memory was 101.6MB in the beginning and 100.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:39:10,744 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 127.9MB. Free memory is still 71.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 261.29ms. Allocated memory is still 174.1MB. Free memory was 128.8MB in the beginning and 117.8MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.97ms. Allocated memory is still 174.1MB. Free memory was 117.8MB in the beginning and 116.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.78ms. Allocated memory is still 174.1MB. Free memory was 116.5MB in the beginning and 115.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 436.20ms. Allocated memory is still 174.1MB. Free memory was 115.1MB in the beginning and 101.6MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 15.63ms. Allocated memory is still 174.1MB. Free memory was 101.6MB in the beginning and 100.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:39:10,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/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_91414969-8268-4d42-b85c-47a11e21e6bf/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/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_91414969-8268-4d42-b85c-47a11e21e6bf/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/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_91414969-8268-4d42-b85c-47a11e21e6bf/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 6e064514c886eab27bff1253cfa87b1ac324d3dc8890599c3d4384e987c0d244 --- 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 16:39:13,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:39:13,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:39:13,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:39:13,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:39:13,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:39:13,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:39:13,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:39:13,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:39:13,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:39:13,369 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:39:13,370 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:39:13,370 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:39:13,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:39:13,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:39:13,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:39:13,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:39:13,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:39:13,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:39:13,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:39:13,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:39:13,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:39:13,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:39:13,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:39:13,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:39:13,410 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:39:13,410 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:39:13,411 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:39:13,413 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:39:13,414 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:39:13,415 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:39:13,416 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:39:13,418 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:39:13,419 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:39:13,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:39:13,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:39:13,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:39:13,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:39:13,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:39:13,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:39:13,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:39:13,442 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 16:39:13,484 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:39:13,485 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:39:13,487 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:39:13,488 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:39:13,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:39:13,489 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:39:13,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:39:13,489 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:39:13,489 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:39:13,490 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:39:13,491 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:39:13,491 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:39:13,491 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:39:13,492 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:39:13,492 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:39:13,492 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:39:13,492 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:39:13,492 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:39:13,493 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:39:13,493 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:39:13,493 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:39:13,493 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:39:13,494 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:39:13,494 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:39:13,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:39:13,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:39:13,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:39:13,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:39:13,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:39:13,495 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:39:13,496 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:39:13,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:39:13,496 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:39:13,497 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:39:13,497 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_91414969-8268-4d42-b85c-47a11e21e6bf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e064514c886eab27bff1253cfa87b1ac324d3dc8890599c3d4384e987c0d244 [2022-11-20 16:39:13,889 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:39:13,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:39:13,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:39:13,920 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:39:13,921 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:39:13,922 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2022-11-20 16:39:17,033 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:39:17,320 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:39:17,321 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2022-11-20 16:39:17,328 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/bin/ukojak-pZX7IvK2PQ/data/6673aa6b9/0c0707ca3d8a415297a58a754f29de30/FLAGf41319268 [2022-11-20 16:39:17,349 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/bin/ukojak-pZX7IvK2PQ/data/6673aa6b9/0c0707ca3d8a415297a58a754f29de30 [2022-11-20 16:39:17,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:39:17,353 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:39:17,355 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:39:17,355 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:39:17,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:39:17,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:39:17" (1/1) ... [2022-11-20 16:39:17,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1017066e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:17, skipping insertion in model container [2022-11-20 16:39:17,364 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:39:17" (1/1) ... [2022-11-20 16:39:17,372 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:39:17,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:39:17,652 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_91414969-8268-4d42-b85c-47a11e21e6bf/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2022-11-20 16:39:17,653 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:17,671 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:39:17,709 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_91414969-8268-4d42-b85c-47a11e21e6bf/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2022-11-20 16:39:17,711 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:17,734 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:39:17,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:17 WrapperNode [2022-11-20 16:39:17,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:39:17,736 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:39:17,737 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:39:17,737 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:39:17,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:17" (1/1) ... [2022-11-20 16:39:17,759 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:17" (1/1) ... [2022-11-20 16:39:17,789 INFO L138 Inliner]: procedures = 24, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 65 [2022-11-20 16:39:17,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:39:17,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:39:17,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:39:17,792 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:39:17,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:17" (1/1) ... [2022-11-20 16:39:17,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:17" (1/1) ... [2022-11-20 16:39:17,805 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:17" (1/1) ... [2022-11-20 16:39:17,805 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:17" (1/1) ... [2022-11-20 16:39:17,810 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:17" (1/1) ... [2022-11-20 16:39:17,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:17" (1/1) ... [2022-11-20 16:39:17,814 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:17" (1/1) ... [2022-11-20 16:39:17,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:17" (1/1) ... [2022-11-20 16:39:17,817 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:39:17,818 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:39:17,818 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:39:17,819 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:39:17,819 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:17" (1/1) ... [2022-11-20 16:39:17,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:39:17,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:39:17,860 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:39:17,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:39:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:39:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:39:17,910 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:39:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:39:17,910 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:39:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 16:39:17,911 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 16:39:17,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 16:39:17,912 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 16:39:17,912 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 16:39:17,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:39:17,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:39:17,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:39:17,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 16:39:17,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:39:17,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:39:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:39:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 16:39:17,916 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 16:39:18,091 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:39:18,094 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:39:18,290 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:39:18,323 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:39:18,324 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:39:18,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:39:18 BoogieIcfgContainer [2022-11-20 16:39:18,327 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:39:18,328 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:39:18,328 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:39:18,339 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:39:18,339 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:39:18" (1/1) ... [2022-11-20 16:39:18,340 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 16:39:18,345 INFO L158 Benchmark]: Toolchain (without parser) took 990.35ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 50.2MB in the beginning and 60.1MB in the end (delta: -9.9MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2022-11-20 16:39:18,345 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 71.3MB. Free memory was 50.0MB in the beginning and 49.9MB in the end (delta: 47.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:18,346 INFO L158 Benchmark]: CACSL2BoogieTranslator took 380.54ms. Allocated memory is still 71.3MB. Free memory was 50.0MB in the beginning and 39.0MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:39:18,347 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.13ms. Allocated memory is still 71.3MB. Free memory was 38.8MB in the beginning and 37.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:39:18,348 INFO L158 Benchmark]: Boogie Preprocessor took 26.10ms. Allocated memory is still 71.3MB. Free memory was 37.2MB in the beginning and 35.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:18,349 INFO L158 Benchmark]: RCFGBuilder took 508.72ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 35.9MB in the beginning and 61.1MB in the end (delta: -25.2MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2022-11-20 16:39:18,349 INFO L158 Benchmark]: CodeCheck took 15.25ms. Allocated memory is still 88.1MB. Free memory was 61.1MB in the beginning and 60.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:39:18,353 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 71.3MB. Free memory was 50.0MB in the beginning and 49.9MB in the end (delta: 47.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 380.54ms. Allocated memory is still 71.3MB. Free memory was 50.0MB in the beginning and 39.0MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.13ms. Allocated memory is still 71.3MB. Free memory was 38.8MB in the beginning and 37.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.10ms. Allocated memory is still 71.3MB. Free memory was 37.2MB in the beginning and 35.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 508.72ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 35.9MB in the beginning and 61.1MB in the end (delta: -25.2MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * CodeCheck took 15.25ms. Allocated memory is still 88.1MB. Free memory was 61.1MB in the beginning and 60.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:39:18,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91414969-8268-4d42-b85c-47a11e21e6bf/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported