./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix001_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix001_power.oepc.i -s /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak --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 436ed2c5c1bed28886becc71b100f26cc1a1e20c ..................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix001_power.oepc.i -s /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak --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 436ed2c5c1bed28886becc71b100f26cc1a1e20c ......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:22:14,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:22:14,787 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:22:14,875 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:22:14,876 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:22:14,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:22:14,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:22:14,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:22:14,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:22:14,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:22:14,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:22:14,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:22:14,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:22:14,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:22:14,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:22:14,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:22:14,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:22:14,957 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:22:14,961 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:22:14,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:22:14,974 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:22:14,981 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:22:14,985 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:22:14,990 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:22:15,003 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:22:15,015 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:22:15,015 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:22:15,017 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:22:15,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:22:15,020 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:22:15,021 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:22:15,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:22:15,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:22:15,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:22:15,031 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:22:15,032 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:22:15,034 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:22:15,034 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:22:15,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:22:15,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:22:15,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:22:15,043 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:22:15,111 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:22:15,112 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:22:15,115 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:22:15,115 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:22:15,117 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:22:15,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:22:15,118 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:22:15,118 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:22:15,118 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:22:15,119 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:22:15,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:22:15,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:22:15,121 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:22:15,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:22:15,122 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:22:15,123 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:22:15,123 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:22:15,123 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:22:15,124 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:22:15,124 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:22:15,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:22:15,125 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:22:15,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:22:15,125 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:22:15,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:22:15,126 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:22:15,126 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:22:15,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:22:15,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:22:15,130 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-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 436ed2c5c1bed28886becc71b100f26cc1a1e20c [2020-12-01 18:22:15,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:22:15,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:22:15,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:22:15,616 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:22:15,617 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:22:15,619 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/mix001_power.oepc.i [2020-12-01 18:22:15,743 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/data/ccc464336/c61ad993d16c47b48051d907254831d6/FLAGeccddfbd1 [2020-12-01 18:22:16,777 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:22:16,778 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/sv-benchmarks/c/pthread-wmm/mix001_power.oepc.i [2020-12-01 18:22:16,826 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/data/ccc464336/c61ad993d16c47b48051d907254831d6/FLAGeccddfbd1 [2020-12-01 18:22:16,913 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/data/ccc464336/c61ad993d16c47b48051d907254831d6 [2020-12-01 18:22:16,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:22:16,921 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:22:16,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:22:16,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:22:16,932 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:22:16,934 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:22:16" (1/1) ... [2020-12-01 18:22:16,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fbdaaff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:16, skipping insertion in model container [2020-12-01 18:22:16,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:22:16" (1/1) ... [2020-12-01 18:22:16,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:22:17,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:22:17,747 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:22:17,769 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:22:17,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:22:18,031 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:22:18,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:18 WrapperNode [2020-12-01 18:22:18,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:22:18,035 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:22:18,035 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:22:18,035 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:22:18,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:18" (1/1) ... [2020-12-01 18:22:18,079 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:18" (1/1) ... [2020-12-01 18:22:18,147 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:22:18,148 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:22:18,148 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:22:18,149 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:22:18,169 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:18" (1/1) ... [2020-12-01 18:22:18,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:18" (1/1) ... [2020-12-01 18:22:18,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:18" (1/1) ... [2020-12-01 18:22:18,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:18" (1/1) ... [2020-12-01 18:22:18,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:18" (1/1) ... [2020-12-01 18:22:18,233 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:18" (1/1) ... [2020-12-01 18:22:18,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:18" (1/1) ... [2020-12-01 18:22:18,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:22:18,269 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:22:18,270 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:22:18,270 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:22:18,276 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:22:18,414 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 18:22:18,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 18:22:18,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 18:22:18,418 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 18:22:18,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:22:18,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:22:18,421 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-01 18:22:18,421 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-01 18:22:18,421 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-01 18:22:18,423 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-01 18:22:18,423 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-01 18:22:18,423 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-01 18:22:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:22:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 18:22:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:22:18,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:22:18,429 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 18:22:22,900 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:22:22,901 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-12-01 18:22:22,902 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L756 is neither atomic block end nor error location. [2020-12-01 18:22:22,904 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 18:22:22,913 INFO L168 Benchmark]: Toolchain (without parser) took 5989.12 ms. Allocated memory was 88.1 MB in the beginning and 142.6 MB in the end (delta: 54.5 MB). Free memory was 54.9 MB in the beginning and 55.8 MB in the end (delta: -845.5 kB). Peak memory consumption was 71.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:22:22,915 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 88.1 MB. Free memory was 47.9 MB in the beginning and 47.8 MB in the end (delta: 67.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:22:22,919 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1107.88 ms. Allocated memory was 88.1 MB in the beginning and 115.3 MB in the end (delta: 27.3 MB). Free memory was 54.9 MB in the beginning and 66.6 MB in the end (delta: -11.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:22:22,921 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.37 ms. Allocated memory is still 115.3 MB. Free memory was 66.6 MB in the beginning and 64.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:22:22,923 INFO L168 Benchmark]: Boogie Preprocessor took 119.82 ms. Allocated memory is still 115.3 MB. Free memory was 64.6 MB in the beginning and 61.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:22:22,924 INFO L168 Benchmark]: RCFGBuilder took 4640.04 ms. Allocated memory was 115.3 MB in the beginning and 142.6 MB in the end (delta: 27.3 MB). Free memory was 61.6 MB in the beginning and 55.8 MB in the end (delta: 5.9 MB). Peak memory consumption was 52.8 MB. Max. memory is 16.1 GB. [2020-12-01 18:22:22,939 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 88.1 MB. Free memory was 47.9 MB in the beginning and 47.8 MB in the end (delta: 67.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1107.88 ms. Allocated memory was 88.1 MB in the beginning and 115.3 MB in the end (delta: 27.3 MB). Free memory was 54.9 MB in the beginning and 66.6 MB in the end (delta: -11.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 112.37 ms. Allocated memory is still 115.3 MB. Free memory was 66.6 MB in the beginning and 64.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 119.82 ms. Allocated memory is still 115.3 MB. Free memory was 64.6 MB in the beginning and 61.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4640.04 ms. Allocated memory was 115.3 MB in the beginning and 142.6 MB in the end (delta: 27.3 MB). Free memory was 61.6 MB in the beginning and 55.8 MB in the end (delta: 5.9 MB). Peak memory consumption was 52.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 18:22:26,622 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:22:26,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:22:26,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:22:26,673 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:22:26,675 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:22:26,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:22:26,682 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:22:26,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:22:26,688 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:22:26,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:22:26,693 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:22:26,694 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:22:26,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:22:26,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:22:26,701 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:22:26,703 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:22:26,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:22:26,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:22:26,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:22:26,717 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:22:26,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:22:26,722 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:22:26,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:22:26,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:22:26,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:22:26,731 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:22:26,733 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:22:26,734 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:22:26,759 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:22:26,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:22:26,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:22:26,763 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:22:26,765 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:22:26,767 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:22:26,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:22:26,770 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:22:26,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:22:26,771 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:22:26,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:22:26,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:22:26,776 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 18:22:26,828 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:22:26,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:22:26,833 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:22:26,834 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:22:26,836 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:22:26,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:22:26,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:22:26,838 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:22:26,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:22:26,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:22:26,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:22:26,842 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:22:26,842 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:22:26,843 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:22:26,843 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:22:26,843 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:22:26,844 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:22:26,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:22:26,844 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:22:26,845 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:22:26,845 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:22:26,845 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:22:26,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:22:26,846 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:22:26,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:22:26,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:22:26,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:22:26,847 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:22:26,848 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:22:26,848 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:22:26,848 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:22:26,849 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:22:26,849 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:22:26,850 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-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 436ed2c5c1bed28886becc71b100f26cc1a1e20c [2020-12-01 18:22:27,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:22:27,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:22:27,449 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:22:27,452 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:22:27,453 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:22:27,455 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/mix001_power.oepc.i [2020-12-01 18:22:27,553 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/data/3d691b8bd/11b634ebe4ae4899938894dcf231bcf0/FLAG9267b3707 [2020-12-01 18:22:28,568 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:22:28,570 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/sv-benchmarks/c/pthread-wmm/mix001_power.oepc.i [2020-12-01 18:22:28,607 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/data/3d691b8bd/11b634ebe4ae4899938894dcf231bcf0/FLAG9267b3707 [2020-12-01 18:22:28,666 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/data/3d691b8bd/11b634ebe4ae4899938894dcf231bcf0 [2020-12-01 18:22:28,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:22:28,678 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:22:28,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:22:28,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:22:28,688 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:22:28,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:22:28" (1/1) ... [2020-12-01 18:22:28,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c7264cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:28, skipping insertion in model container [2020-12-01 18:22:28,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:22:28" (1/1) ... [2020-12-01 18:22:28,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:22:28,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:22:29,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:22:29,696 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:22:29,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:22:29,991 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:22:29,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:29 WrapperNode [2020-12-01 18:22:29,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:22:29,997 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:22:29,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:22:29,998 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:22:30,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:29" (1/1) ... [2020-12-01 18:22:30,061 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:29" (1/1) ... [2020-12-01 18:22:30,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:22:30,112 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:22:30,112 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:22:30,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:22:30,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:29" (1/1) ... [2020-12-01 18:22:30,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:29" (1/1) ... [2020-12-01 18:22:30,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:29" (1/1) ... [2020-12-01 18:22:30,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:29" (1/1) ... [2020-12-01 18:22:30,164 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:29" (1/1) ... [2020-12-01 18:22:30,175 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:29" (1/1) ... [2020-12-01 18:22:30,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:29" (1/1) ... [2020-12-01 18:22:30,198 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:22:30,200 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:22:30,200 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:22:30,200 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:22:30,202 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb599fbf-8a20-4255-a046-b719e7529b31/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:22:30,310 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 18:22:30,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 18:22:30,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 18:22:30,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:22:30,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:22:30,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 18:22:30,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 18:22:30,313 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-01 18:22:30,313 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-01 18:22:30,313 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-01 18:22:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-01 18:22:30,314 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-01 18:22:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-01 18:22:30,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 18:22:30,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:22:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:22:30,318 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 18:22:35,106 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:22:35,107 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-12-01 18:22:35,109 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L756 is neither atomic block end nor error location. [2020-12-01 18:22:35,110 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 18:22:35,121 INFO L168 Benchmark]: Toolchain (without parser) took 6440.29 ms. Allocated memory was 73.4 MB in the beginning and 117.4 MB in the end (delta: 44.0 MB). Free memory was 54.0 MB in the beginning and 38.6 MB in the end (delta: 15.4 MB). Peak memory consumption was 60.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:22:35,125 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 73.4 MB. Free memory was 54.2 MB in the beginning and 54.2 MB in the end (delta: 32.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:22:35,128 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1313.50 ms. Allocated memory is still 73.4 MB. Free memory was 53.8 MB in the beginning and 52.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 25.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:22:35,129 INFO L168 Benchmark]: Boogie Procedure Inliner took 106.03 ms. Allocated memory is still 73.4 MB. Free memory was 52.1 MB in the beginning and 49.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:22:35,131 INFO L168 Benchmark]: Boogie Preprocessor took 86.37 ms. Allocated memory is still 73.4 MB. Free memory was 49.7 MB in the beginning and 46.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:22:35,133 INFO L168 Benchmark]: RCFGBuilder took 4917.50 ms. Allocated memory was 73.4 MB in the beginning and 117.4 MB in the end (delta: 44.0 MB). Free memory was 46.6 MB in the beginning and 38.6 MB in the end (delta: 8.0 MB). Peak memory consumption was 54.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:22:35,139 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 ms. Allocated memory is still 73.4 MB. Free memory was 54.2 MB in the beginning and 54.2 MB in the end (delta: 32.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1313.50 ms. Allocated memory is still 73.4 MB. Free memory was 53.8 MB in the beginning and 52.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 25.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 106.03 ms. Allocated memory is still 73.4 MB. Free memory was 52.1 MB in the beginning and 49.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 86.37 ms. Allocated memory is still 73.4 MB. Free memory was 49.7 MB in the beginning and 46.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4917.50 ms. Allocated memory was 73.4 MB in the beginning and 117.4 MB in the end (delta: 44.0 MB). Free memory was 46.6 MB in the beginning and 38.6 MB in the end (delta: 8.0 MB). Peak memory consumption was 54.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...