./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6e064514c886eab27bff1253cfa87b1ac324d3dc8890599c3d4384e987c0d244 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:38:56,976 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:38:56,984 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:38:57,058 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:38:57,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:38:57,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:38:57,064 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:38:57,067 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:38:57,070 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:38:57,072 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:38:57,074 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:38:57,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:38:57,077 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:38:57,079 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:38:57,082 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:38:57,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:38:57,086 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:38:57,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:38:57,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:38:57,095 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:38:57,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:38:57,100 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:38:57,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:38:57,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:38:57,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:38:57,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:38:57,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:38:57,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:38:57,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:38:57,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:38:57,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:38:57,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:38:57,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:38:57,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:38:57,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:38:57,122 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:38:57,123 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:38:57,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:38:57,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:38:57,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:38:57,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:38:57,128 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:38:57,161 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:38:57,161 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:38:57,162 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:38:57,163 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:38:57,164 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:38:57,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:38:57,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:38:57,165 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:38:57,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:38:57,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:38:57,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:38:57,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:38:57,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:38:57,167 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:38:57,167 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:38:57,167 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:38:57,168 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:38:57,168 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:38:57,168 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:38:57,169 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:38:57,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:38:57,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:38:57,170 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:38:57,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:38:57,170 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:38:57,171 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:38:57,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:38:57,171 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:38:57,172 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_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e064514c886eab27bff1253cfa87b1ac324d3dc8890599c3d4384e987c0d244 [2021-11-23 15:38:57,465 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:38:57,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:38:57,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:38:57,502 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:38:57,503 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:38:57,505 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2021-11-23 15:38:57,581 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/data/4b6c411b1/4efcfc8eb9ef4c6383abc765a13094b7/FLAG27be0ba73 [2021-11-23 15:38:58,206 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:38:58,207 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2021-11-23 15:38:58,216 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/data/4b6c411b1/4efcfc8eb9ef4c6383abc765a13094b7/FLAG27be0ba73 [2021-11-23 15:38:58,571 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/data/4b6c411b1/4efcfc8eb9ef4c6383abc765a13094b7 [2021-11-23 15:38:58,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:38:58,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:38:58,585 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:38:58,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:38:58,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:38:58,596 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:38:58" (1/1) ... [2021-11-23 15:38:58,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b14a5fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:58, skipping insertion in model container [2021-11-23 15:38:58,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:38:58" (1/1) ... [2021-11-23 15:38:58,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:38:58,639 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:38:58,886 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2021-11-23 15:38:58,891 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:38:58,902 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:38:58,928 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2021-11-23 15:38:58,930 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:38:58,949 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:38:58,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:58 WrapperNode [2021-11-23 15:38:58,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:38:58,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:38:58,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:38:58,952 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:38:58,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:58" (1/1) ... [2021-11-23 15:38:58,974 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:58" (1/1) ... [2021-11-23 15:38:59,001 INFO L137 Inliner]: procedures = 22, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 65 [2021-11-23 15:38:59,002 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:38:59,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:38:59,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:38:59,003 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:38:59,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:58" (1/1) ... [2021-11-23 15:38:59,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:58" (1/1) ... [2021-11-23 15:38:59,019 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:58" (1/1) ... [2021-11-23 15:38:59,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:58" (1/1) ... [2021-11-23 15:38:59,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:58" (1/1) ... [2021-11-23 15:38:59,030 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:58" (1/1) ... [2021-11-23 15:38:59,032 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:58" (1/1) ... [2021-11-23 15:38:59,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:38:59,042 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:38:59,043 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:38:59,043 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:38:59,050 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:58" (1/1) ... [2021-11-23 15:38:59,066 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:38:59,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:38:59,104 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:38:59,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:38:59,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:38:59,174 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 15:38:59,175 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 15:38:59,176 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 15:38:59,176 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 15:38:59,177 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 15:38:59,177 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 15:38:59,177 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:38:59,178 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:38:59,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:38:59,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:38:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:38:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:38:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:38:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:38:59,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:38:59,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:38:59,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:38:59,183 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:38:59,332 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:38:59,335 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:38:59,582 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:38:59,615 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:38:59,615 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:38:59,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:38:59 BoogieIcfgContainer [2021-11-23 15:38:59,619 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:38:59,620 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:38:59,620 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:38:59,633 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:38:59,634 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:38:59" (1/1) ... [2021-11-23 15:38:59,635 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) [2021-11-23 15:38:59,644 INFO L158 Benchmark]: Toolchain (without parser) took 1063.41ms. Allocated memory was 109.1MB in the beginning and 144.7MB in the end (delta: 35.7MB). Free memory was 80.6MB in the beginning and 103.3MB in the end (delta: -22.7MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2021-11-23 15:38:59,649 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 109.1MB. Free memory was 66.7MB in the beginning and 66.6MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:38:59,651 INFO L158 Benchmark]: CACSL2BoogieTranslator took 365.81ms. Allocated memory was 109.1MB in the beginning and 144.7MB in the end (delta: 35.7MB). Free memory was 80.4MB in the beginning and 119.4MB in the end (delta: -39.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:38:59,659 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.26ms. Allocated memory is still 144.7MB. Free memory was 119.4MB in the beginning and 117.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:38:59,660 INFO L158 Benchmark]: Boogie Preprocessor took 38.44ms. Allocated memory is still 144.7MB. Free memory was 117.7MB in the beginning and 116.7MB in the end (delta: 972.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:38:59,663 INFO L158 Benchmark]: RCFGBuilder took 576.72ms. Allocated memory is still 144.7MB. Free memory was 116.7MB in the beginning and 104.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:38:59,664 INFO L158 Benchmark]: CodeCheck took 21.48ms. Allocated memory is still 144.7MB. Free memory was 104.1MB in the beginning and 103.3MB in the end (delta: 823.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:38:59,677 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 0.43ms. Allocated memory is still 109.1MB. Free memory was 66.7MB in the beginning and 66.6MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 365.81ms. Allocated memory was 109.1MB in the beginning and 144.7MB in the end (delta: 35.7MB). Free memory was 80.4MB in the beginning and 119.4MB in the end (delta: -39.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.26ms. Allocated memory is still 144.7MB. Free memory was 119.4MB in the beginning and 117.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.44ms. Allocated memory is still 144.7MB. Free memory was 117.7MB in the beginning and 116.7MB in the end (delta: 972.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 576.72ms. Allocated memory is still 144.7MB. Free memory was 116.7MB in the beginning and 104.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 21.48ms. Allocated memory is still 144.7MB. Free memory was 104.1MB in the beginning and 103.3MB in the end (delta: 823.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:38:59,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6e064514c886eab27bff1253cfa87b1ac324d3dc8890599c3d4384e987c0d244 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:39:02,831 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:39:02,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:39:02,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:39:02,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:39:02,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:39:02,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:39:02,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:39:02,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:39:02,915 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:39:02,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:39:02,919 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:39:02,919 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:39:02,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:39:02,923 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:39:02,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:39:02,927 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:39:02,928 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:39:02,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:39:02,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:39:02,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:39:02,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:39:02,942 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:39:02,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:39:02,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:39:02,949 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:39:02,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:39:02,951 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:39:02,951 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:39:02,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:39:02,954 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:39:02,955 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:39:02,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:39:02,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:39:02,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:39:02,960 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:39:02,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:39:02,961 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:39:02,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:39:02,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:39:02,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:39:02,966 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:39:02,998 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:39:02,998 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:39:02,999 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:39:03,000 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:39:03,001 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:39:03,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:39:03,002 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:39:03,002 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:39:03,002 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:39:03,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:39:03,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:39:03,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:39:03,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:39:03,004 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:39:03,004 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:39:03,004 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:39:03,004 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:39:03,005 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:39:03,005 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:39:03,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:39:03,006 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:39:03,006 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:39:03,006 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:39:03,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:03,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:39:03,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:39:03,007 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:39:03,008 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:39:03,008 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:39:03,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:39:03,008 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:39:03,009 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:39:03,009 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_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e064514c886eab27bff1253cfa87b1ac324d3dc8890599c3d4384e987c0d244 [2021-11-23 15:39:03,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:39:03,532 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:39:03,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:39:03,538 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:39:03,539 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:39:03,544 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2021-11-23 15:39:03,634 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/data/10fc23256/5fefd8f67442477e8fea8670f0d602d7/FLAGff43a65bd [2021-11-23 15:39:04,284 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:39:04,285 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2021-11-23 15:39:04,293 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/data/10fc23256/5fefd8f67442477e8fea8670f0d602d7/FLAGff43a65bd [2021-11-23 15:39:04,639 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/data/10fc23256/5fefd8f67442477e8fea8670f0d602d7 [2021-11-23 15:39:04,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:39:04,648 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:39:04,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:04,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:39:04,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:39:04,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:04" (1/1) ... [2021-11-23 15:39:04,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4382bb0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:04, skipping insertion in model container [2021-11-23 15:39:04,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:04" (1/1) ... [2021-11-23 15:39:04,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:39:04,695 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:39:04,990 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2021-11-23 15:39:04,997 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:05,026 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:39:05,100 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2021-11-23 15:39:05,103 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:05,137 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:39:05,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:05 WrapperNode [2021-11-23 15:39:05,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:05,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:05,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:39:05,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:39:05,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:05" (1/1) ... [2021-11-23 15:39:05,163 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:05" (1/1) ... [2021-11-23 15:39:05,188 INFO L137 Inliner]: procedures = 24, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 65 [2021-11-23 15:39:05,189 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:05,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:39:05,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:39:05,190 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:39:05,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:05" (1/1) ... [2021-11-23 15:39:05,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:05" (1/1) ... [2021-11-23 15:39:05,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:05" (1/1) ... [2021-11-23 15:39:05,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:05" (1/1) ... [2021-11-23 15:39:05,214 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:05" (1/1) ... [2021-11-23 15:39:05,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:05" (1/1) ... [2021-11-23 15:39:05,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:05" (1/1) ... [2021-11-23 15:39:05,223 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:39:05,224 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:39:05,224 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:39:05,224 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:39:05,225 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:05" (1/1) ... [2021-11-23 15:39:05,234 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:05,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:39:05,266 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:39:05,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:39:05,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:39:05,325 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 15:39:05,326 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 15:39:05,326 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 15:39:05,326 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 15:39:05,326 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 15:39:05,327 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 15:39:05,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:39:05,327 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:39:05,327 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:39:05,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:39:05,329 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:39:05,329 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:39:05,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:39:05,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:39:05,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:39:05,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:39:05,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:39:05,333 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:39:05,487 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:39:05,490 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:39:05,775 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:39:05,818 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:39:05,832 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:39:05,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:39:05 BoogieIcfgContainer [2021-11-23 15:39:05,836 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:39:05,837 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:39:05,837 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:39:05,856 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:39:05,857 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:39:05" (1/1) ... [2021-11-23 15:39:05,858 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) [2021-11-23 15:39:05,866 INFO L158 Benchmark]: Toolchain (without parser) took 1215.95ms. Allocated memory is still 62.9MB. Free memory was 42.3MB in the beginning and 28.1MB in the end (delta: 14.1MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2021-11-23 15:39:05,869 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 62.9MB. Free memory was 43.7MB in the beginning and 43.6MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:39:05,871 INFO L158 Benchmark]: CACSL2BoogieTranslator took 487.56ms. Allocated memory is still 62.9MB. Free memory was 42.0MB in the beginning and 44.5MB in the end (delta: -2.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:39:05,873 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.96ms. Allocated memory is still 62.9MB. Free memory was 44.5MB in the beginning and 43.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:39:05,874 INFO L158 Benchmark]: Boogie Preprocessor took 33.27ms. Allocated memory is still 62.9MB. Free memory was 43.0MB in the beginning and 41.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:39:05,876 INFO L158 Benchmark]: RCFGBuilder took 611.96ms. Allocated memory is still 62.9MB. Free memory was 41.7MB in the beginning and 29.4MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:39:05,877 INFO L158 Benchmark]: CodeCheck took 26.21ms. Allocated memory is still 62.9MB. Free memory was 29.1MB in the beginning and 28.4MB in the end (delta: 785.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:39:05,889 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 0.45ms. Allocated memory is still 62.9MB. Free memory was 43.7MB in the beginning and 43.6MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 487.56ms. Allocated memory is still 62.9MB. Free memory was 42.0MB in the beginning and 44.5MB in the end (delta: -2.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.96ms. Allocated memory is still 62.9MB. Free memory was 44.5MB in the beginning and 43.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.27ms. Allocated memory is still 62.9MB. Free memory was 43.0MB in the beginning and 41.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 611.96ms. Allocated memory is still 62.9MB. Free memory was 41.7MB in the beginning and 29.4MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 26.21ms. Allocated memory is still 62.9MB. Free memory was 29.1MB in the beginning and 28.4MB in the end (delta: 785.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:39:06,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82cf3a78-0c91-4898-8d3c-992df3062f83/bin/ukojak-CwSLpZB5Qu/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