./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe008_power.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_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/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_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/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_53d335d5-be37-4583-8328-3371f5cfc756/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 384baf663e8fa66fe4dacec773bc2c5acf71b0d621e6212d04013b3fa3b41d51 --- 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 16:38:05,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:38:05,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:38:05,703 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:38:05,703 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:38:05,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:38:05,710 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:38:05,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:38:05,717 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:38:05,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:38:05,724 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:38:05,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:38:05,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:38:05,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:38:05,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:38:05,737 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:38:05,738 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:38:05,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:38:05,741 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:38:05,748 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:38:05,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:38:05,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:38:05,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:38:05,756 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:38:05,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:38:05,767 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:38:05,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:38:05,769 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:38:05,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:38:05,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:38:05,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:38:05,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:38:05,776 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:38:05,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:38:05,779 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:38:05,780 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:38:05,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:38:05,781 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:38:05,781 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:38:05,782 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:38:05,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:38:05,784 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:38:05,826 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:38:05,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:38:05,828 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:38:05,829 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:38:05,829 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:38:05,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:38:05,830 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:38:05,830 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:38:05,830 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:38:05,830 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:38:05,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:38:05,832 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:38:05,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:38:05,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:38:05,832 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:38:05,833 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:38:05,833 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:38:05,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:38:05,833 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:38:05,833 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:38:05,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:38:05,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:05,834 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:38:05,834 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:38:05,835 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:38:05,835 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:38:05,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:38:05,835 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:38:05,836 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_53d335d5-be37-4583-8328-3371f5cfc756/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 384baf663e8fa66fe4dacec773bc2c5acf71b0d621e6212d04013b3fa3b41d51 [2022-10-17 16:38:06,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:38:06,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:38:06,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:38:06,138 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:38:06,139 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:38:06,141 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i [2022-10-17 16:38:06,217 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB/data/b084d384e/de7c505c2b514a5eb7913c21b02599df/FLAG89d90aff1 [2022-10-17 16:38:06,719 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:38:06,720 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i [2022-10-17 16:38:06,745 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB/data/b084d384e/de7c505c2b514a5eb7913c21b02599df/FLAG89d90aff1 [2022-10-17 16:38:07,041 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB/data/b084d384e/de7c505c2b514a5eb7913c21b02599df [2022-10-17 16:38:07,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:38:07,045 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:38:07,047 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:07,048 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:38:07,051 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:38:07,052 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:07" (1/1) ... [2022-10-17 16:38:07,053 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42942dcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:07, skipping insertion in model container [2022-10-17 16:38:07,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:07" (1/1) ... [2022-10-17 16:38:07,061 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:38:07,105 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:38:07,309 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_53d335d5-be37-4583-8328-3371f5cfc756/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i[951,964] [2022-10-17 16:38:07,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:07,614 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:38:07,626 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_53d335d5-be37-4583-8328-3371f5cfc756/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i[951,964] [2022-10-17 16:38:07,678 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:07,741 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:38:07,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:07 WrapperNode [2022-10-17 16:38:07,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:07,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:07,742 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:38:07,744 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:38:07,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:07" (1/1) ... [2022-10-17 16:38:07,798 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:07" (1/1) ... [2022-10-17 16:38:07,832 INFO L138 Inliner]: procedures = 176, calls = 73, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 146 [2022-10-17 16:38:07,832 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:07,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:38:07,833 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:38:07,833 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:38:07,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:07" (1/1) ... [2022-10-17 16:38:07,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:07" (1/1) ... [2022-10-17 16:38:07,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:07" (1/1) ... [2022-10-17 16:38:07,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:07" (1/1) ... [2022-10-17 16:38:07,892 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:07" (1/1) ... [2022-10-17 16:38:07,896 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:07" (1/1) ... [2022-10-17 16:38:07,904 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:07" (1/1) ... [2022-10-17 16:38:07,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:07" (1/1) ... [2022-10-17 16:38:07,935 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:38:07,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:38:07,937 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:38:07,937 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:38:07,938 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:07" (1/1) ... [2022-10-17 16:38:07,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:07,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:38:07,983 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:38:07,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:38:08,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:38:08,034 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:38:08,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:38:08,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:38:08,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:38:08,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:38:08,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:38:08,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:38:08,036 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:38:08,036 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:38:08,036 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:38:08,036 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:38:08,036 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:38:08,037 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:38:08,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:38:08,037 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:38:08,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:38:08,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:38:08,039 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 16:38:08,197 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:38:08,199 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:38:09,158 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:38:09,998 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:38:09,998 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:38:09,999 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L767 is neither atomic block end nor a sink node. [2022-10-17 16:38:10,000 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 16:38:10,011 INFO L158 Benchmark]: Toolchain (without parser) took 2963.33ms. Allocated memory was 140.5MB in the beginning and 188.7MB in the end (delta: 48.2MB). Free memory was 100.7MB in the beginning and 136.5MB in the end (delta: -35.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2022-10-17 16:38:10,012 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 140.5MB. Free memory is still 119.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:38:10,014 INFO L158 Benchmark]: CACSL2BoogieTranslator took 694.35ms. Allocated memory is still 140.5MB. Free memory was 100.4MB in the beginning and 99.6MB in the end (delta: 772.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:38:10,015 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.18ms. Allocated memory is still 140.5MB. Free memory was 99.6MB in the beginning and 97.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:38:10,017 INFO L158 Benchmark]: Boogie Preprocessor took 102.67ms. Allocated memory is still 140.5MB. Free memory was 97.0MB in the beginning and 94.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:38:10,018 INFO L158 Benchmark]: RCFGBuilder took 2070.91ms. Allocated memory was 140.5MB in the beginning and 188.7MB in the end (delta: 48.2MB). Free memory was 94.1MB in the beginning and 136.5MB in the end (delta: -42.4MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. [2022-10-17 16:38:10,027 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 140.5MB. Free memory is still 119.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 694.35ms. Allocated memory is still 140.5MB. Free memory was 100.4MB in the beginning and 99.6MB in the end (delta: 772.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.18ms. Allocated memory is still 140.5MB. Free memory was 99.6MB in the beginning and 97.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 102.67ms. Allocated memory is still 140.5MB. Free memory was 97.0MB in the beginning and 94.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2070.91ms. Allocated memory was 140.5MB in the beginning and 188.7MB in the end (delta: 48.2MB). Free memory was 94.1MB in the beginning and 136.5MB in the end (delta: -42.4MB). Peak memory consumption was 54.7MB. 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 16:38:10,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/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_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/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_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/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_53d335d5-be37-4583-8328-3371f5cfc756/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 384baf663e8fa66fe4dacec773bc2c5acf71b0d621e6212d04013b3fa3b41d51 --- 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 16:38:12,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:38:12,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:38:12,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:38:12,569 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:38:12,574 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:38:12,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:38:12,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:38:12,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:38:12,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:38:12,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:38:12,600 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:38:12,601 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:38:12,603 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:38:12,605 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:38:12,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:38:12,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:38:12,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:38:12,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:38:12,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:38:12,643 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:38:12,645 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:38:12,647 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:38:12,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:38:12,660 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:38:12,660 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:38:12,661 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:38:12,663 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:38:12,664 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:38:12,665 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:38:12,665 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:38:12,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:38:12,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:38:12,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:38:12,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:38:12,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:38:12,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:38:12,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:38:12,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:38:12,674 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:38:12,675 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:38:12,676 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:38:12,716 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:38:12,717 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:38:12,719 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:38:12,719 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:38:12,721 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:38:12,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:38:12,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:38:12,722 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:38:12,722 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:38:12,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:38:12,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:38:12,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:38:12,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:38:12,724 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:38:12,725 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:38:12,725 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:38:12,725 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:38:12,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:38:12,726 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:38:12,726 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:38:12,726 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:38:12,727 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:38:12,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:38:12,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:12,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:38:12,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:38:12,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:38:12,729 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:38:12,729 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:38:12,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:38:12,729 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:38:12,730 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:38:12,730 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_53d335d5-be37-4583-8328-3371f5cfc756/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 384baf663e8fa66fe4dacec773bc2c5acf71b0d621e6212d04013b3fa3b41d51 [2022-10-17 16:38:13,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:38:13,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:38:13,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:38:13,135 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:38:13,136 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:38:13,137 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i [2022-10-17 16:38:13,219 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB/data/b26666446/6fc42a0554a44c12ab935d4125ebf7fe/FLAG0bbd44c30 [2022-10-17 16:38:13,923 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:38:13,924 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i [2022-10-17 16:38:13,947 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB/data/b26666446/6fc42a0554a44c12ab935d4125ebf7fe/FLAG0bbd44c30 [2022-10-17 16:38:14,228 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB/data/b26666446/6fc42a0554a44c12ab935d4125ebf7fe [2022-10-17 16:38:14,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:38:14,243 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:38:14,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:14,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:38:14,251 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:38:14,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:14,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31b0bead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14, skipping insertion in model container [2022-10-17 16:38:14,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:14,261 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:38:14,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:38:14,545 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_53d335d5-be37-4583-8328-3371f5cfc756/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i[951,964] [2022-10-17 16:38:14,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:14,777 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:38:14,799 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_53d335d5-be37-4583-8328-3371f5cfc756/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i[951,964] [2022-10-17 16:38:14,895 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:14,952 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:38:14,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14 WrapperNode [2022-10-17 16:38:14,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:14,954 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:14,954 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:38:14,954 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:38:14,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:14,987 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:15,040 INFO L138 Inliner]: procedures = 180, calls = 73, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 147 [2022-10-17 16:38:15,042 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:15,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:38:15,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:38:15,044 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:38:15,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:15,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:15,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:15,084 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:15,108 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:15,115 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:15,136 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:15,139 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:15,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:38:15,151 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:38:15,151 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:38:15,152 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:38:15,152 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:15,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:15,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:38:15,194 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:38:15,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:38:15,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:38:15,239 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:38:15,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:38:15,239 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:38:15,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:38:15,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:38:15,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:38:15,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:38:15,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:38:15,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 16:38:15,240 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:38:15,240 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:38:15,241 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:38:15,241 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:38:15,241 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:38:15,241 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:38:15,241 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:38:15,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:38:15,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:38:15,243 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 16:38:15,479 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:38:15,481 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:38:16,380 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:38:17,287 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:38:17,288 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:38:17,296 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L767 is neither atomic block end nor a sink node. [2022-10-17 16:38:17,297 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 16:38:17,304 INFO L158 Benchmark]: Toolchain (without parser) took 3059.85ms. Allocated memory was 77.6MB in the beginning and 113.2MB in the end (delta: 35.7MB). Free memory was 50.7MB in the beginning and 44.3MB in the end (delta: 6.4MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. [2022-10-17 16:38:17,306 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 54.5MB. Free memory was 33.6MB in the beginning and 33.5MB in the end (delta: 43.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:38:17,307 INFO L158 Benchmark]: CACSL2BoogieTranslator took 707.02ms. Allocated memory is still 77.6MB. Free memory was 50.5MB in the beginning and 44.4MB in the end (delta: 6.1MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2022-10-17 16:38:17,308 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.67ms. Allocated memory is still 77.6MB. Free memory was 44.4MB in the beginning and 41.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:38:17,309 INFO L158 Benchmark]: Boogie Preprocessor took 107.31ms. Allocated memory is still 77.6MB. Free memory was 41.8MB in the beginning and 38.6MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:38:17,310 INFO L158 Benchmark]: RCFGBuilder took 2150.19ms. Allocated memory was 77.6MB in the beginning and 113.2MB in the end (delta: 35.7MB). Free memory was 38.6MB in the beginning and 44.3MB in the end (delta: -5.7MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2022-10-17 16:38:17,319 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 54.5MB. Free memory was 33.6MB in the beginning and 33.5MB in the end (delta: 43.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 707.02ms. Allocated memory is still 77.6MB. Free memory was 50.5MB in the beginning and 44.4MB in the end (delta: 6.1MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.67ms. Allocated memory is still 77.6MB. Free memory was 44.4MB in the beginning and 41.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 107.31ms. Allocated memory is still 77.6MB. Free memory was 41.8MB in the beginning and 38.6MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2150.19ms. Allocated memory was 77.6MB in the beginning and 113.2MB in the end (delta: 35.7MB). Free memory was 38.6MB in the beginning and 44.3MB in the end (delta: -5.7MB). Peak memory consumption was 32.9MB. 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 16:38:17,376 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53d335d5-be37-4583-8328-3371f5cfc756/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?