./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe028_power.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe028_power.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d78821bc3a287b999f98be361d707254bd2fa61b63b525cf42d392168336d80 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:06:19,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:06:19,671 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:06:19,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:06:19,725 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:06:19,727 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:06:19,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:06:19,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:06:19,735 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:06:19,736 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:06:19,738 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:06:19,740 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:06:19,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:06:19,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:06:19,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:06:19,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:06:19,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:06:19,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:06:19,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:06:19,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:06:19,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:06:19,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:06:19,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:06:19,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:06:19,768 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:06:19,770 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:06:19,771 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:06:19,773 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:06:19,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:06:19,776 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:06:19,776 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:06:19,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:06:19,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:06:19,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:06:19,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:06:19,784 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:06:19,785 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:06:19,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:06:19,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:06:19,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:06:19,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:06:19,788 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:06:19,833 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:06:19,833 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:06:19,834 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:06:19,834 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:06:19,835 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:06:19,835 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:06:19,835 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:06:19,836 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:06:19,836 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:06:19,836 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:06:19,836 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:06:19,836 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:06:19,837 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:06:19,837 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:06:19,837 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:06:19,837 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:06:19,838 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:06:19,838 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:06:19,838 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:06:19,838 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:06:19,838 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:06:19,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:06:19,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:06:19,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:06:19,839 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:06:19,840 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:06:19,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:06:19,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:06:19,840 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_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d78821bc3a287b999f98be361d707254bd2fa61b63b525cf42d392168336d80 [2022-10-17 17:06:20,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:06:20,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:06:20,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:06:20,195 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:06:20,197 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:06:20,199 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/safe028_power.i [2022-10-17 17:06:20,284 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/data/90166c598/9357cb19fddd4aaaba0eef79764506ce/FLAG3dc605b23 [2022-10-17 17:06:20,924 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:06:20,925 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/sv-benchmarks/c/pthread-wmm/safe028_power.i [2022-10-17 17:06:20,958 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/data/90166c598/9357cb19fddd4aaaba0eef79764506ce/FLAG3dc605b23 [2022-10-17 17:06:21,141 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/data/90166c598/9357cb19fddd4aaaba0eef79764506ce [2022-10-17 17:06:21,143 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:06:21,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:06:21,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:21,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:06:21,150 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:06:21,151 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:21" (1/1) ... [2022-10-17 17:06:21,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@283638fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:21, skipping insertion in model container [2022-10-17 17:06:21,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:21" (1/1) ... [2022-10-17 17:06:21,171 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:06:21,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:06:21,473 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_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/sv-benchmarks/c/pthread-wmm/safe028_power.i[990,1003] [2022-10-17 17:06:21,870 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:06:21,891 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:06:21,908 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_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/sv-benchmarks/c/pthread-wmm/safe028_power.i[990,1003] [2022-10-17 17:06:21,980 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:06:22,041 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:06:22,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:22 WrapperNode [2022-10-17 17:06:22,042 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:22,044 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:06:22,044 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:06:22,046 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:06:22,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:22" (1/1) ... [2022-10-17 17:06:22,104 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:22" (1/1) ... [2022-10-17 17:06:22,141 INFO L138 Inliner]: procedures = 176, calls = 77, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 146 [2022-10-17 17:06:22,148 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:06:22,149 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:06:22,150 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:06:22,150 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:06:22,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:22" (1/1) ... [2022-10-17 17:06:22,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:22" (1/1) ... [2022-10-17 17:06:22,165 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:22" (1/1) ... [2022-10-17 17:06:22,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:22" (1/1) ... [2022-10-17 17:06:22,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:22" (1/1) ... [2022-10-17 17:06:22,187 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:22" (1/1) ... [2022-10-17 17:06:22,206 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:22" (1/1) ... [2022-10-17 17:06:22,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:22" (1/1) ... [2022-10-17 17:06:22,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:06:22,227 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:06:22,227 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:06:22,227 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:06:22,231 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:22" (1/1) ... [2022-10-17 17:06:22,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:06:22,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:06:22,276 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:06:22,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:06:22,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:06:22,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 17:06:22,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 17:06:22,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:06:22,332 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 17:06:22,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:06:22,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:06:22,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:06:22,333 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 17:06:22,333 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 17:06:22,334 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 17:06:22,334 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 17:06:22,334 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 17:06:22,334 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 17:06:22,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:06:22,335 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 17:06:22,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:06:22,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:06:22,338 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 17:06:22,590 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:06:22,593 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:06:23,462 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:06:24,514 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:06:24,515 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:06:24,516 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L795 is neither atomic block end nor a sink node. [2022-10-17 17:06:24,517 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 17:06:24,523 INFO L158 Benchmark]: Toolchain (without parser) took 3375.62ms. Allocated memory was 88.1MB in the beginning and 146.8MB in the end (delta: 58.7MB). Free memory was 48.4MB in the beginning and 42.8MB in the end (delta: 5.6MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2022-10-17 17:06:24,525 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 88.1MB. Free memory was 66.5MB in the beginning and 66.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:06:24,526 INFO L158 Benchmark]: CACSL2BoogieTranslator took 896.26ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 48.2MB in the beginning and 73.1MB in the end (delta: -25.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 17:06:24,528 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.62ms. Allocated memory is still 115.3MB. Free memory was 73.1MB in the beginning and 70.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:06:24,529 INFO L158 Benchmark]: Boogie Preprocessor took 76.76ms. Allocated memory is still 115.3MB. Free memory was 70.8MB in the beginning and 67.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 17:06:24,530 INFO L158 Benchmark]: RCFGBuilder took 2292.90ms. Allocated memory was 115.3MB in the beginning and 146.8MB in the end (delta: 31.5MB). Free memory was 67.5MB in the beginning and 42.8MB in the end (delta: 24.7MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2022-10-17 17:06:24,540 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 88.1MB. Free memory was 66.5MB in the beginning and 66.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 896.26ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 48.2MB in the beginning and 73.1MB in the end (delta: -25.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.62ms. Allocated memory is still 115.3MB. Free memory was 73.1MB in the beginning and 70.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.76ms. Allocated memory is still 115.3MB. Free memory was 70.8MB in the beginning and 67.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2292.90ms. Allocated memory was 115.3MB in the beginning and 146.8MB in the end (delta: 31.5MB). Free memory was 67.5MB in the beginning and 42.8MB in the end (delta: 24.7MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 17:06:24,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe028_power.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d78821bc3a287b999f98be361d707254bd2fa61b63b525cf42d392168336d80 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:06:27,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:06:27,252 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:06:27,314 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:06:27,315 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:06:27,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:06:27,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:06:27,328 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:06:27,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:06:27,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:06:27,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:06:27,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:06:27,352 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:06:27,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:06:27,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:06:27,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:06:27,361 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:06:27,363 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:06:27,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:06:27,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:06:27,380 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:06:27,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:06:27,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:06:27,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:06:27,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:06:27,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:06:27,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:06:27,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:06:27,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:06:27,405 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:06:27,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:06:27,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:06:27,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:06:27,410 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:06:27,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:06:27,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:06:27,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:06:27,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:06:27,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:06:27,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:06:27,417 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:06:27,419 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 17:06:27,475 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:06:27,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:06:27,477 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:06:27,477 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:06:27,478 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:06:27,478 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:06:27,479 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:06:27,479 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:06:27,479 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:06:27,479 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:06:27,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:06:27,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:06:27,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:06:27,480 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:06:27,481 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:06:27,481 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:06:27,481 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:06:27,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:06:27,482 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:06:27,482 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:06:27,482 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:06:27,482 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:06:27,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:06:27,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:06:27,483 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:06:27,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:06:27,484 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:06:27,484 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:06:27,484 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:06:27,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:06:27,485 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 17:06:27,485 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:06:27,485 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_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d78821bc3a287b999f98be361d707254bd2fa61b63b525cf42d392168336d80 [2022-10-17 17:06:27,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:06:27,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:06:27,920 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:06:27,922 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:06:27,923 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:06:27,925 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/safe028_power.i [2022-10-17 17:06:27,992 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/data/5a1cf7f90/01285f0e4a624712a9ac008fae126a28/FLAG1ce5a68b0 [2022-10-17 17:06:28,666 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:06:28,666 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/sv-benchmarks/c/pthread-wmm/safe028_power.i [2022-10-17 17:06:28,686 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/data/5a1cf7f90/01285f0e4a624712a9ac008fae126a28/FLAG1ce5a68b0 [2022-10-17 17:06:28,849 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/data/5a1cf7f90/01285f0e4a624712a9ac008fae126a28 [2022-10-17 17:06:28,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:06:28,857 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:06:28,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:28,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:06:28,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:06:28,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:28" (1/1) ... [2022-10-17 17:06:28,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ff98864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:28, skipping insertion in model container [2022-10-17 17:06:28,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:28" (1/1) ... [2022-10-17 17:06:28,876 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:06:28,955 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:06:29,174 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_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/sv-benchmarks/c/pthread-wmm/safe028_power.i[990,1003] [2022-10-17 17:06:29,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:06:29,555 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:06:29,570 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_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/sv-benchmarks/c/pthread-wmm/safe028_power.i[990,1003] [2022-10-17 17:06:29,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:06:29,792 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:06:29,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:29 WrapperNode [2022-10-17 17:06:29,794 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:29,795 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:06:29,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:06:29,796 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:06:29,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:29" (1/1) ... [2022-10-17 17:06:29,858 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:29" (1/1) ... [2022-10-17 17:06:29,887 INFO L138 Inliner]: procedures = 180, calls = 77, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 147 [2022-10-17 17:06:29,888 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:06:29,889 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:06:29,889 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:06:29,889 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:06:29,900 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:29" (1/1) ... [2022-10-17 17:06:29,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:29" (1/1) ... [2022-10-17 17:06:29,907 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:29" (1/1) ... [2022-10-17 17:06:29,908 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:29" (1/1) ... [2022-10-17 17:06:29,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:29" (1/1) ... [2022-10-17 17:06:29,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:29" (1/1) ... [2022-10-17 17:06:29,967 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:29" (1/1) ... [2022-10-17 17:06:29,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:29" (1/1) ... [2022-10-17 17:06:29,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:06:29,981 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:06:29,981 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:06:29,981 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:06:29,982 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:29" (1/1) ... [2022-10-17 17:06:29,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:06:30,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:06:30,024 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:06:30,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:06:30,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 17:06:30,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 17:06:30,074 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 17:06:30,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 17:06:30,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:06:30,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:06:30,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:06:30,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 17:06:30,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 17:06:30,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 17:06:30,076 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 17:06:30,076 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 17:06:30,076 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 17:06:30,077 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 17:06:30,077 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 17:06:30,077 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 17:06:30,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 17:06:30,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:06:30,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:06:30,080 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 17:06:30,399 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:06:30,402 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:06:31,414 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:06:32,648 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:06:32,648 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:06:32,650 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L795 is neither atomic block end nor a sink node. [2022-10-17 17:06:32,651 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 17:06:32,655 INFO L158 Benchmark]: Toolchain (without parser) took 3797.23ms. Allocated memory was 54.5MB in the beginning and 119.5MB in the end (delta: 65.0MB). Free memory was 29.4MB in the beginning and 76.7MB in the end (delta: -47.3MB). Peak memory consumption was 53.8MB. Max. memory is 16.1GB. [2022-10-17 17:06:32,656 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 54.5MB. Free memory was 34.2MB in the beginning and 34.2MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:06:32,657 INFO L158 Benchmark]: CACSL2BoogieTranslator took 934.06ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 29.2MB in the beginning and 47.4MB in the end (delta: -18.2MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2022-10-17 17:06:32,657 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.99ms. Allocated memory is still 69.2MB. Free memory was 47.4MB in the beginning and 44.8MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 17:06:32,658 INFO L158 Benchmark]: Boogie Preprocessor took 91.19ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 41.3MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:06:32,659 INFO L158 Benchmark]: RCFGBuilder took 2672.45ms. Allocated memory was 69.2MB in the beginning and 119.5MB in the end (delta: 50.3MB). Free memory was 41.3MB in the beginning and 76.7MB in the end (delta: -35.4MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. [2022-10-17 17:06:32,662 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 54.5MB. Free memory was 34.2MB in the beginning and 34.2MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 934.06ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 29.2MB in the beginning and 47.4MB in the end (delta: -18.2MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.99ms. Allocated memory is still 69.2MB. Free memory was 47.4MB in the beginning and 44.8MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.19ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 41.3MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2672.45ms. Allocated memory was 69.2MB in the beginning and 119.5MB in the end (delta: 50.3MB). Free memory was 41.3MB in the beginning and 76.7MB in the end (delta: -35.4MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 17:06:32,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8181c6d5-6843-401f-a927-6f9d4d6e1fb8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?