./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix001.opt.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_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/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_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix001.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/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_945ef972-ac00-4067-a527-584637ae76e0/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 21c0308f80ae5e3a4b410ebaece3730b9f788bd0cc89fb6ef65f8dd9f7120f36 --- 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 16:47:38,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:47:38,808 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:47:38,853 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:47:38,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:47:38,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:47:38,857 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:47:38,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:47:38,862 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:47:38,863 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:47:38,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:47:38,866 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:47:38,867 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:47:38,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:47:38,869 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:47:38,871 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:47:38,872 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:47:38,873 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:47:38,875 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:47:38,878 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:47:38,880 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:47:38,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:47:38,886 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:47:38,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:47:38,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:47:38,901 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:47:38,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:47:38,903 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:47:38,905 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:47:38,906 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:47:38,907 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:47:38,909 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:47:38,910 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:47:38,912 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:47:38,913 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:47:38,914 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:47:38,915 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:47:38,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:47:38,915 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:47:38,917 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:47:38,918 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:47:38,919 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:47:38,960 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:47:38,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:47:38,961 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:47:38,962 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:47:38,962 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:47:38,963 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:47:38,963 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:47:38,963 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:47:38,963 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:47:38,964 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:47:38,964 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:47:38,964 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:47:38,964 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:47:38,965 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:47:38,965 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:47:38,965 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:47:38,965 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:47:38,966 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:47:38,966 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:47:38,966 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:47:38,966 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:47:38,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:38,967 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:47:38,967 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:47:38,968 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:47:38,974 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:47:38,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:47:38,975 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:47:38,975 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_945ef972-ac00-4067-a527-584637ae76e0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21c0308f80ae5e3a4b410ebaece3730b9f788bd0cc89fb6ef65f8dd9f7120f36 [2022-10-17 16:47:39,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:47:39,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:47:39,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:47:39,255 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:47:39,257 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:47:39,260 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/mix001.opt.i [2022-10-17 16:47:39,331 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB/data/f28756d3d/90db14b69128447ba37d9a4d0f2a815d/FLAG7de84b356 [2022-10-17 16:47:39,901 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:47:39,902 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/sv-benchmarks/c/pthread-wmm/mix001.opt.i [2022-10-17 16:47:39,933 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB/data/f28756d3d/90db14b69128447ba37d9a4d0f2a815d/FLAG7de84b356 [2022-10-17 16:47:40,169 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB/data/f28756d3d/90db14b69128447ba37d9a4d0f2a815d [2022-10-17 16:47:40,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:47:40,173 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:47:40,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:40,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:47:40,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:47:40,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:40" (1/1) ... [2022-10-17 16:47:40,184 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@517bf71d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:40, skipping insertion in model container [2022-10-17 16:47:40,185 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:40" (1/1) ... [2022-10-17 16:47:40,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:47:40,260 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:47:40,442 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_945ef972-ac00-4067-a527-584637ae76e0/sv-benchmarks/c/pthread-wmm/mix001.opt.i[944,957] [2022-10-17 16:47:40,777 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:40,792 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:47:40,814 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_945ef972-ac00-4067-a527-584637ae76e0/sv-benchmarks/c/pthread-wmm/mix001.opt.i[944,957] [2022-10-17 16:47:40,896 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:40,948 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:47:40,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:40 WrapperNode [2022-10-17 16:47:40,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:40,950 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:40,950 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:47:40,952 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:47:40,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:40" (1/1) ... [2022-10-17 16:47:41,001 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:40" (1/1) ... [2022-10-17 16:47:41,048 INFO L138 Inliner]: procedures = 176, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 116 [2022-10-17 16:47:41,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:41,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:47:41,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:47:41,049 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:47:41,058 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:40" (1/1) ... [2022-10-17 16:47:41,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:40" (1/1) ... [2022-10-17 16:47:41,074 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:40" (1/1) ... [2022-10-17 16:47:41,080 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:40" (1/1) ... [2022-10-17 16:47:41,104 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:40" (1/1) ... [2022-10-17 16:47:41,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:40" (1/1) ... [2022-10-17 16:47:41,123 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:40" (1/1) ... [2022-10-17 16:47:41,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:40" (1/1) ... [2022-10-17 16:47:41,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:47:41,138 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:47:41,138 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:47:41,138 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:47:41,139 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:40" (1/1) ... [2022-10-17 16:47:41,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:41,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:47:41,178 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:47:41,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:47:41,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:47:41,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:47:41,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:47:41,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:47:41,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:47:41,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:47:41,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:47:41,236 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:47:41,236 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:47:41,236 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:47:41,236 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:47:41,236 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:47:41,237 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:47:41,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:47:41,237 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:47:41,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:47:41,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:47:41,239 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 16:47:41,448 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:47:41,462 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:47:42,173 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:47:42,849 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:47:42,849 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:47:42,851 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L804 is neither atomic block end nor a sink node. [2022-10-17 16:47:42,853 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 16:47:42,865 INFO L158 Benchmark]: Toolchain (without parser) took 2689.41ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 75.2MB in the beginning and 79.6MB in the end (delta: -4.4MB). Peak memory consumption was 59.9MB. Max. memory is 16.1GB. [2022-10-17 16:47:42,867 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 100.7MB. Free memory was 71.0MB in the beginning and 70.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:47:42,868 INFO L158 Benchmark]: CACSL2BoogieTranslator took 775.68ms. Allocated memory is still 100.7MB. Free memory was 75.2MB in the beginning and 58.6MB in the end (delta: 16.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 16:47:42,870 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.41ms. Allocated memory is still 100.7MB. Free memory was 58.6MB in the beginning and 56.2MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:47:42,871 INFO L158 Benchmark]: Boogie Preprocessor took 88.21ms. Allocated memory is still 100.7MB. Free memory was 56.2MB in the beginning and 53.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:47:42,872 INFO L158 Benchmark]: RCFGBuilder took 1723.34ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 53.5MB in the beginning and 79.6MB in the end (delta: -26.2MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. [2022-10-17 16:47:42,882 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 100.7MB. Free memory was 71.0MB in the beginning and 70.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 775.68ms. Allocated memory is still 100.7MB. Free memory was 75.2MB in the beginning and 58.6MB in the end (delta: 16.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.41ms. Allocated memory is still 100.7MB. Free memory was 58.6MB in the beginning and 56.2MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.21ms. Allocated memory is still 100.7MB. Free memory was 56.2MB in the beginning and 53.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1723.34ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 53.5MB in the beginning and 79.6MB in the end (delta: -26.2MB). Peak memory consumption was 40.5MB. 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 16:47:42,938 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/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_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/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_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix001.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/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_945ef972-ac00-4067-a527-584637ae76e0/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 21c0308f80ae5e3a4b410ebaece3730b9f788bd0cc89fb6ef65f8dd9f7120f36 --- 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 16:47:45,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:47:45,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:47:45,590 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:47:45,591 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:47:45,592 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:47:45,595 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:47:45,598 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:47:45,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:47:45,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:47:45,603 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:47:45,604 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:47:45,605 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:47:45,607 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:47:45,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:47:45,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:47:45,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:47:45,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:47:45,615 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:47:45,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:47:45,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:47:45,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:47:45,623 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:47:45,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:47:45,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:47:45,632 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:47:45,633 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:47:45,634 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:47:45,635 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:47:45,636 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:47:45,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:47:45,637 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:47:45,638 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:47:45,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:47:45,641 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:47:45,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:47:45,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:47:45,643 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:47:45,643 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:47:45,644 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:47:45,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:47:45,649 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:47:45,705 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:47:45,705 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:47:45,706 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:47:45,707 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:47:45,707 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:47:45,708 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:47:45,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:47:45,708 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:47:45,708 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:47:45,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:47:45,709 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:47:45,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:47:45,709 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:47:45,710 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:47:45,710 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:47:45,710 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:47:45,710 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:47:45,710 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:47:45,711 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:47:45,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:47:45,711 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:47:45,711 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:47:45,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:47:45,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:45,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:47:45,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:47:45,713 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:47:45,713 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:47:45,713 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:47:45,713 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:47:45,714 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:47:45,714 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:47:45,714 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_945ef972-ac00-4067-a527-584637ae76e0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21c0308f80ae5e3a4b410ebaece3730b9f788bd0cc89fb6ef65f8dd9f7120f36 [2022-10-17 16:47:46,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:47:46,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:47:46,097 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:47:46,099 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:47:46,101 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:47:46,103 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/mix001.opt.i [2022-10-17 16:47:46,171 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB/data/fc0df6c14/036aee526c074b1b824ccbb32120d9fe/FLAG1b205ae9b [2022-10-17 16:47:46,766 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:47:46,771 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/sv-benchmarks/c/pthread-wmm/mix001.opt.i [2022-10-17 16:47:46,796 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB/data/fc0df6c14/036aee526c074b1b824ccbb32120d9fe/FLAG1b205ae9b [2022-10-17 16:47:47,014 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB/data/fc0df6c14/036aee526c074b1b824ccbb32120d9fe [2022-10-17 16:47:47,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:47:47,018 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:47:47,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:47,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:47:47,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:47:47,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:47" (1/1) ... [2022-10-17 16:47:47,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32a2ac1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:47, skipping insertion in model container [2022-10-17 16:47:47,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:47" (1/1) ... [2022-10-17 16:47:47,042 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:47:47,104 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:47:47,274 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_945ef972-ac00-4067-a527-584637ae76e0/sv-benchmarks/c/pthread-wmm/mix001.opt.i[944,957] [2022-10-17 16:47:47,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:47,606 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:47:47,619 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_945ef972-ac00-4067-a527-584637ae76e0/sv-benchmarks/c/pthread-wmm/mix001.opt.i[944,957] [2022-10-17 16:47:47,688 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:47,738 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:47:47,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:47 WrapperNode [2022-10-17 16:47:47,739 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:47,740 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:47,740 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:47:47,740 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:47:47,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:47" (1/1) ... [2022-10-17 16:47:47,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:47" (1/1) ... [2022-10-17 16:47:47,802 INFO L138 Inliner]: procedures = 179, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 117 [2022-10-17 16:47:47,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:47,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:47:47,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:47:47,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:47:47,816 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:47" (1/1) ... [2022-10-17 16:47:47,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:47" (1/1) ... [2022-10-17 16:47:47,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:47" (1/1) ... [2022-10-17 16:47:47,833 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:47" (1/1) ... [2022-10-17 16:47:47,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:47" (1/1) ... [2022-10-17 16:47:47,882 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:47" (1/1) ... [2022-10-17 16:47:47,890 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:47" (1/1) ... [2022-10-17 16:47:47,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:47" (1/1) ... [2022-10-17 16:47:47,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:47:47,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:47:47,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:47:47,902 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:47:47,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:47" (1/1) ... [2022-10-17 16:47:47,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:47,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:47:47,947 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:47:47,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:47:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:47:47,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:47:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:47:48,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:47:48,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:47:48,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:47:48,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:47:48,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:47:48,000 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:47:48,000 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:47:48,001 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:47:48,001 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:47:48,001 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:47:48,001 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:47:48,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:47:48,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:47:48,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:47:48,003 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 16:47:48,267 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:47:48,270 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:47:49,171 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:47:49,777 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:47:49,778 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:47:49,779 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L804 is neither atomic block end nor a sink node. [2022-10-17 16:47:49,779 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 16:47:49,783 INFO L158 Benchmark]: Toolchain (without parser) took 2764.00ms. Allocated memory was 62.9MB in the beginning and 96.5MB in the end (delta: 33.6MB). Free memory was 39.6MB in the beginning and 45.9MB in the end (delta: -6.3MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2022-10-17 16:47:49,784 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 62.9MB. Free memory was 42.7MB in the beginning and 42.6MB in the end (delta: 49.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:47:49,784 INFO L158 Benchmark]: CACSL2BoogieTranslator took 719.86ms. Allocated memory is still 62.9MB. Free memory was 39.4MB in the beginning and 31.5MB in the end (delta: 7.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:47:49,785 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.69ms. Allocated memory is still 62.9MB. Free memory was 31.3MB in the beginning and 28.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:47:49,786 INFO L158 Benchmark]: Boogie Preprocessor took 97.12ms. Allocated memory is still 62.9MB. Free memory was 28.9MB in the beginning and 26.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:47:49,787 INFO L158 Benchmark]: RCFGBuilder took 1879.21ms. Allocated memory was 62.9MB in the beginning and 96.5MB in the end (delta: 33.6MB). Free memory was 26.0MB in the beginning and 45.9MB in the end (delta: -19.9MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2022-10-17 16:47:49,790 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 62.9MB. Free memory was 42.7MB in the beginning and 42.6MB in the end (delta: 49.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 719.86ms. Allocated memory is still 62.9MB. Free memory was 39.4MB in the beginning and 31.5MB in the end (delta: 7.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.69ms. Allocated memory is still 62.9MB. Free memory was 31.3MB in the beginning and 28.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.12ms. Allocated memory is still 62.9MB. Free memory was 28.9MB in the beginning and 26.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1879.21ms. Allocated memory was 62.9MB in the beginning and 96.5MB in the end (delta: 33.6MB). Free memory was 26.0MB in the beginning and 45.9MB in the end (delta: -19.9MB). Peak memory consumption was 17.9MB. 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 16:47:49,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_945ef972-ac00-4067-a527-584637ae76e0/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?