./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi004.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_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/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_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi004.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/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_290b9e67-58a3-41dc-ae6e-81feebafc3f8/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 131a5c0bb00c7f6e11a814871ba4a0d65133507ca6f79e4b87c2742dbe2c5590 --- 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 16:41:27,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:41:27,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:41:27,115 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:41:27,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:41:27,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:41:27,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:41:27,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:41:27,124 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:41:27,125 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:41:27,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:41:27,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:41:27,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:41:27,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:41:27,135 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:41:27,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:41:27,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:41:27,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:41:27,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:41:27,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:41:27,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:41:27,153 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:41:27,154 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:41:27,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:41:27,160 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:41:27,161 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:41:27,161 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:41:27,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:41:27,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:41:27,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:41:27,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:41:27,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:41:27,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:41:27,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:41:27,169 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:41:27,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:41:27,171 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:41:27,171 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:41:27,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:41:27,173 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:41:27,175 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:41:27,176 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:41:27,216 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:41:27,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:41:27,217 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:41:27,217 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:41:27,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:41:27,218 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:41:27,218 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:41:27,218 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:41:27,219 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:41:27,219 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:41:27,219 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:41:27,219 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:41:27,219 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:41:27,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:41:27,220 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:41:27,220 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:41:27,220 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:41:27,220 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:41:27,221 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:41:27,221 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:41:27,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:41:27,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:27,221 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:41:27,222 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:41:27,222 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:41:27,222 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:41:27,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:41:27,222 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:41:27,223 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_290b9e67-58a3-41dc-ae6e-81feebafc3f8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 131a5c0bb00c7f6e11a814871ba4a0d65133507ca6f79e4b87c2742dbe2c5590 [2022-10-17 16:41:27,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:41:27,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:41:27,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:41:27,544 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:41:27,546 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:41:27,547 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/rfi004.i [2022-10-17 16:41:27,630 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/data/caf5f87d1/85a93826b64d44dbb1f08eb910676d46/FLAG749002d43 [2022-10-17 16:41:28,189 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:41:28,190 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/sv-benchmarks/c/pthread-wmm/rfi004.i [2022-10-17 16:41:28,207 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/data/caf5f87d1/85a93826b64d44dbb1f08eb910676d46/FLAG749002d43 [2022-10-17 16:41:28,493 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/data/caf5f87d1/85a93826b64d44dbb1f08eb910676d46 [2022-10-17 16:41:28,495 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:41:28,497 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:41:28,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:28,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:41:28,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:41:28,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:28" (1/1) ... [2022-10-17 16:41:28,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64f899c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:28, skipping insertion in model container [2022-10-17 16:41:28,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:28" (1/1) ... [2022-10-17 16:41:28,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:41:28,554 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:41:28,774 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_290b9e67-58a3-41dc-ae6e-81feebafc3f8/sv-benchmarks/c/pthread-wmm/rfi004.i[983,996] [2022-10-17 16:41:29,035 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:29,045 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:41:29,057 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_290b9e67-58a3-41dc-ae6e-81feebafc3f8/sv-benchmarks/c/pthread-wmm/rfi004.i[983,996] [2022-10-17 16:41:29,108 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:29,169 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:41:29,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:29 WrapperNode [2022-10-17 16:41:29,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:29,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:29,171 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:41:29,171 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:41:29,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:29" (1/1) ... [2022-10-17 16:41:29,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:29" (1/1) ... [2022-10-17 16:41:29,259 INFO L138 Inliner]: procedures = 175, calls = 47, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 100 [2022-10-17 16:41:29,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:29,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:41:29,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:41:29,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:41:29,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:29" (1/1) ... [2022-10-17 16:41:29,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:29" (1/1) ... [2022-10-17 16:41:29,287 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:29" (1/1) ... [2022-10-17 16:41:29,288 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:29" (1/1) ... [2022-10-17 16:41:29,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:29" (1/1) ... [2022-10-17 16:41:29,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:29" (1/1) ... [2022-10-17 16:41:29,318 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:29" (1/1) ... [2022-10-17 16:41:29,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:29" (1/1) ... [2022-10-17 16:41:29,324 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:41:29,325 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:41:29,325 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:41:29,326 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:41:29,343 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:29" (1/1) ... [2022-10-17 16:41:29,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:29,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:41:29,400 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:41:29,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:41:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:41:29,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:41:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:41:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:41:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:41:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:41:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:41:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:41:29,452 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:41:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:41:29,452 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:41:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:41:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:41:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:41:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:41:29,455 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 16:41:29,684 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:41:29,687 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:41:30,238 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:41:30,744 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:41:30,744 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:41:30,745 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L777 is neither atomic block end nor a sink node. [2022-10-17 16:41:30,746 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 16:41:30,756 INFO L158 Benchmark]: Toolchain (without parser) took 2257.64ms. Allocated memory was 88.1MB in the beginning and 113.2MB in the end (delta: 25.2MB). Free memory was 49.7MB in the beginning and 77.2MB in the end (delta: -27.5MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. [2022-10-17 16:41:30,758 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 88.1MB. Free memory was 67.6MB in the beginning and 67.6MB in the end (delta: 50.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:41:30,759 INFO L158 Benchmark]: CACSL2BoogieTranslator took 672.33ms. Allocated memory was 88.1MB in the beginning and 113.2MB in the end (delta: 25.2MB). Free memory was 49.5MB in the beginning and 74.7MB in the end (delta: -25.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:41:30,760 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.95ms. Allocated memory is still 113.2MB. Free memory was 74.7MB in the beginning and 72.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:41:30,761 INFO L158 Benchmark]: Boogie Preprocessor took 63.64ms. Allocated memory is still 113.2MB. Free memory was 72.6MB in the beginning and 70.5MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:41:30,762 INFO L158 Benchmark]: RCFGBuilder took 1428.26ms. Allocated memory is still 113.2MB. Free memory was 70.5MB in the beginning and 77.2MB in the end (delta: -6.6MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2022-10-17 16:41:30,771 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 88.1MB. Free memory was 67.6MB in the beginning and 67.6MB in the end (delta: 50.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 672.33ms. Allocated memory was 88.1MB in the beginning and 113.2MB in the end (delta: 25.2MB). Free memory was 49.5MB in the beginning and 74.7MB in the end (delta: -25.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.95ms. Allocated memory is still 113.2MB. Free memory was 74.7MB in the beginning and 72.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 63.64ms. Allocated memory is still 113.2MB. Free memory was 72.6MB in the beginning and 70.5MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1428.26ms. Allocated memory is still 113.2MB. Free memory was 70.5MB in the beginning and 77.2MB in the end (delta: -6.6MB). Peak memory consumption was 37.4MB. 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 16:41:30,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/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_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/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_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi004.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/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_290b9e67-58a3-41dc-ae6e-81feebafc3f8/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 131a5c0bb00c7f6e11a814871ba4a0d65133507ca6f79e4b87c2742dbe2c5590 --- 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 16:41:33,291 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:41:33,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:41:33,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:41:33,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:41:33,350 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:41:33,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:41:33,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:41:33,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:41:33,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:41:33,375 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:41:33,377 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:41:33,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:41:33,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:41:33,383 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:41:33,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:41:33,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:41:33,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:41:33,390 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:41:33,400 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:41:33,402 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:41:33,404 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:41:33,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:41:33,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:41:33,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:41:33,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:41:33,421 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:41:33,423 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:41:33,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:41:33,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:41:33,426 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:41:33,427 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:41:33,429 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:41:33,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:41:33,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:41:33,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:41:33,433 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:41:33,434 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:41:33,434 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:41:33,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:41:33,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:41:33,438 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:41:33,481 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:41:33,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:41:33,483 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:41:33,484 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:41:33,485 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:41:33,485 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:41:33,486 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:41:33,486 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:41:33,486 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:41:33,486 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:41:33,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:41:33,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:41:33,488 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:41:33,488 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:41:33,489 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:41:33,489 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:41:33,489 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:41:33,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:41:33,489 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:41:33,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:41:33,490 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:41:33,490 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:41:33,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:41:33,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:33,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:41:33,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:41:33,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:41:33,492 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:41:33,492 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:41:33,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:41:33,492 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:41:33,492 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:41:33,493 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_290b9e67-58a3-41dc-ae6e-81feebafc3f8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 131a5c0bb00c7f6e11a814871ba4a0d65133507ca6f79e4b87c2742dbe2c5590 [2022-10-17 16:41:33,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:41:33,973 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:41:33,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:41:33,978 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:41:33,979 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:41:33,981 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/rfi004.i [2022-10-17 16:41:34,052 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/data/e053eb293/3c865fdbbea049818ee858da9b55de1f/FLAGd2083dc9d [2022-10-17 16:41:34,610 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:41:34,611 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/sv-benchmarks/c/pthread-wmm/rfi004.i [2022-10-17 16:41:34,637 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/data/e053eb293/3c865fdbbea049818ee858da9b55de1f/FLAGd2083dc9d [2022-10-17 16:41:34,877 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/data/e053eb293/3c865fdbbea049818ee858da9b55de1f [2022-10-17 16:41:34,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:41:34,883 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:41:34,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:34,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:41:34,890 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:41:34,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:34" (1/1) ... [2022-10-17 16:41:34,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4499d286 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:34, skipping insertion in model container [2022-10-17 16:41:34,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:34" (1/1) ... [2022-10-17 16:41:34,901 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:41:34,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:41:35,231 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_290b9e67-58a3-41dc-ae6e-81feebafc3f8/sv-benchmarks/c/pthread-wmm/rfi004.i[983,996] [2022-10-17 16:41:35,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:35,514 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:41:35,529 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_290b9e67-58a3-41dc-ae6e-81feebafc3f8/sv-benchmarks/c/pthread-wmm/rfi004.i[983,996] [2022-10-17 16:41:35,596 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:35,646 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:41:35,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:35 WrapperNode [2022-10-17 16:41:35,646 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:35,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:35,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:41:35,648 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:41:35,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:35" (1/1) ... [2022-10-17 16:41:35,686 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:35" (1/1) ... [2022-10-17 16:41:35,711 INFO L138 Inliner]: procedures = 178, calls = 47, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2022-10-17 16:41:35,711 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:35,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:41:35,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:41:35,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:41:35,722 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:35" (1/1) ... [2022-10-17 16:41:35,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:35" (1/1) ... [2022-10-17 16:41:35,728 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:35" (1/1) ... [2022-10-17 16:41:35,729 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:35" (1/1) ... [2022-10-17 16:41:35,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:35" (1/1) ... [2022-10-17 16:41:35,760 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:35" (1/1) ... [2022-10-17 16:41:35,767 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:35" (1/1) ... [2022-10-17 16:41:35,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:35" (1/1) ... [2022-10-17 16:41:35,775 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:41:35,776 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:41:35,777 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:41:35,777 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:41:35,778 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:35" (1/1) ... [2022-10-17 16:41:35,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:35,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:41:35,815 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:41:35,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:41:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:41:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:41:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:41:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:41:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:41:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:41:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:41:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:41:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:41:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:41:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:41:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:41:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:41:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:41:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:41:35,872 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 16:41:36,065 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:41:36,068 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:41:36,793 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:41:37,304 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:41:37,304 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:41:37,311 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L777 is neither atomic block end nor a sink node. [2022-10-17 16:41:37,311 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 16:41:37,318 INFO L158 Benchmark]: Toolchain (without parser) took 2433.20ms. Allocated memory was 58.7MB in the beginning and 92.3MB in the end (delta: 33.6MB). Free memory was 33.9MB in the beginning and 46.0MB in the end (delta: -12.2MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2022-10-17 16:41:37,320 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:41:37,321 INFO L158 Benchmark]: CACSL2BoogieTranslator took 760.22ms. Allocated memory is still 58.7MB. Free memory was 33.7MB in the beginning and 28.5MB in the end (delta: 5.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:41:37,322 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.21ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 28.5MB in the beginning and 56.3MB in the end (delta: -27.8MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2022-10-17 16:41:37,323 INFO L158 Benchmark]: Boogie Preprocessor took 63.33ms. Allocated memory is still 75.5MB. Free memory was 56.3MB in the beginning and 53.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:41:37,324 INFO L158 Benchmark]: RCFGBuilder took 1539.12ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 53.9MB in the beginning and 46.0MB in the end (delta: 7.9MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2022-10-17 16:41:37,334 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 760.22ms. Allocated memory is still 58.7MB. Free memory was 33.7MB in the beginning and 28.5MB in the end (delta: 5.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.21ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 28.5MB in the beginning and 56.3MB in the end (delta: -27.8MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.33ms. Allocated memory is still 75.5MB. Free memory was 56.3MB in the beginning and 53.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1539.12ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 53.9MB in the beginning and 46.0MB in the end (delta: 7.9MB). Peak memory consumption was 26.4MB. 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 16:41:37,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_290b9e67-58a3-41dc-ae6e-81feebafc3f8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?