./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe007_power.opt-thin001_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_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/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_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe007_power.opt-thin001_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/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_e29afe50-1f11-43dc-a391-f67a6ed693f4/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 6328ead9c10c029445fd051d7c6329db494c1000fb08b7313fbd69c70835e259 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:00:49,827 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:00:49,830 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:00:49,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:00:49,863 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:00:49,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:00:49,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:00:49,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:00:49,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:00:49,872 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:00:49,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:00:49,875 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:00:49,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:00:49,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:00:49,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:00:49,880 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:00:49,881 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:00:49,882 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:00:49,884 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:00:49,887 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:00:49,889 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:00:49,890 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:00:49,892 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:00:49,893 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:00:49,898 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:00:49,899 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:00:49,899 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:00:49,901 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:00:49,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:00:49,903 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:00:49,903 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:00:49,904 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:00:49,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:00:49,907 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:00:49,908 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:00:49,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:00:49,909 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:00:49,910 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:00:49,910 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:00:49,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:00:49,912 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:00:49,913 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:00:49,936 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:00:49,937 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:00:49,938 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:00:49,938 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:00:49,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:00:49,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:00:49,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:00:49,941 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:00:49,941 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:00:49,942 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:00:49,942 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:00:49,943 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:00:49,943 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:00:49,944 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:00:49,944 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:00:49,944 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:00:49,945 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:00:49,945 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:00:49,945 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:00:49,946 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:00:49,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:00:49,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:49,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:00:49,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:00:49,947 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:00:49,947 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:00:49,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:00:49,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:00:49,948 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_e29afe50-1f11-43dc-a391-f67a6ed693f4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6328ead9c10c029445fd051d7c6329db494c1000fb08b7313fbd69c70835e259 [2022-10-17 17:00:50,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:00:50,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:00:50,268 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:00:50,269 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:00:50,270 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:00:50,271 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/safe007_power.opt-thin001_power.opt.i [2022-10-17 17:00:50,347 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB/data/6fb9e1fbb/45ffced1e5ec44959b808915bae4dfb7/FLAG4d6ed64f0 [2022-10-17 17:00:50,931 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:00:50,931 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/sv-benchmarks/c/pthread-wmm/safe007_power.opt-thin001_power.opt.i [2022-10-17 17:00:50,949 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB/data/6fb9e1fbb/45ffced1e5ec44959b808915bae4dfb7/FLAG4d6ed64f0 [2022-10-17 17:00:51,204 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB/data/6fb9e1fbb/45ffced1e5ec44959b808915bae4dfb7 [2022-10-17 17:00:51,207 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:00:51,209 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:00:51,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:51,211 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:00:51,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:00:51,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:51" (1/1) ... [2022-10-17 17:00:51,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70b201d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:51, skipping insertion in model container [2022-10-17 17:00:51,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:51" (1/1) ... [2022-10-17 17:00:51,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:00:51,303 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:00:51,498 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_e29afe50-1f11-43dc-a391-f67a6ed693f4/sv-benchmarks/c/pthread-wmm/safe007_power.opt-thin001_power.opt.i[969,982] [2022-10-17 17:00:51,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:51,829 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:00:51,847 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_e29afe50-1f11-43dc-a391-f67a6ed693f4/sv-benchmarks/c/pthread-wmm/safe007_power.opt-thin001_power.opt.i[969,982] [2022-10-17 17:00:51,938 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:51,990 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:00:51,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:51 WrapperNode [2022-10-17 17:00:51,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:51,992 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:51,993 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:00:51,994 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:00:52,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:51" (1/1) ... [2022-10-17 17:00:52,045 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:51" (1/1) ... [2022-10-17 17:00:52,098 INFO L138 Inliner]: procedures = 176, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 147 [2022-10-17 17:00:52,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:52,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:00:52,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:00:52,100 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:00:52,109 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:51" (1/1) ... [2022-10-17 17:00:52,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:51" (1/1) ... [2022-10-17 17:00:52,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:51" (1/1) ... [2022-10-17 17:00:52,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:51" (1/1) ... [2022-10-17 17:00:52,142 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:51" (1/1) ... [2022-10-17 17:00:52,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:51" (1/1) ... [2022-10-17 17:00:52,166 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:51" (1/1) ... [2022-10-17 17:00:52,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:51" (1/1) ... [2022-10-17 17:00:52,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:00:52,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:00:52,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:00:52,191 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:00:52,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:51" (1/1) ... [2022-10-17 17:00:52,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:52,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:00:52,232 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:00:52,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:00:52,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:00:52,286 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 17:00:52,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 17:00:52,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:00:52,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 17:00:52,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:00:52,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:00:52,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:00:52,288 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 17:00:52,288 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 17:00:52,289 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 17:00:52,289 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 17:00:52,289 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 17:00:52,289 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 17:00:52,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:00:52,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 17:00:52,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:00:52,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:00:52,293 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 17:00:52,517 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:00:52,519 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:00:53,405 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:00:54,158 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:00:54,158 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:00:54,159 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L784 is neither atomic block end nor a sink node. [2022-10-17 17:00:54,160 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 17:00:54,170 INFO L158 Benchmark]: Toolchain (without parser) took 2960.31ms. Allocated memory is still 142.6MB. Free memory was 102.6MB in the beginning and 55.8MB in the end (delta: 46.9MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. [2022-10-17 17:00:54,172 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory was 120.7MB in the beginning and 120.6MB in the end (delta: 77.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:00:54,174 INFO L158 Benchmark]: CACSL2BoogieTranslator took 781.37ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 103.1MB in the end (delta: -614.1kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 17:00:54,176 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.95ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 100.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:00:54,177 INFO L158 Benchmark]: Boogie Preprocessor took 90.98ms. Allocated memory is still 142.6MB. Free memory was 100.6MB in the beginning and 98.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:00:54,178 INFO L158 Benchmark]: RCFGBuilder took 1977.11ms. Allocated memory is still 142.6MB. Free memory was 98.0MB in the beginning and 55.8MB in the end (delta: 42.2MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2022-10-17 17:00:54,188 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory was 120.7MB in the beginning and 120.6MB in the end (delta: 77.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 781.37ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 103.1MB in the end (delta: -614.1kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.95ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 100.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.98ms. Allocated memory is still 142.6MB. Free memory was 100.6MB in the beginning and 98.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1977.11ms. Allocated memory is still 142.6MB. Free memory was 98.0MB in the beginning and 55.8MB in the end (delta: 42.2MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 17:00:54,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/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_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/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_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe007_power.opt-thin001_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/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_e29afe50-1f11-43dc-a391-f67a6ed693f4/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 6328ead9c10c029445fd051d7c6329db494c1000fb08b7313fbd69c70835e259 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:00:56,860 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:00:56,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:00:56,897 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:00:56,898 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:00:56,899 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:00:56,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:00:56,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:00:56,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:00:56,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:00:56,909 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:00:56,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:00:56,911 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:00:56,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:00:56,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:00:56,915 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:00:56,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:00:56,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:00:56,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:00:56,923 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:00:56,925 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:00:56,926 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:00:56,928 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:00:56,929 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:00:56,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:00:56,934 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:00:56,935 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:00:56,936 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:00:56,937 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:00:56,938 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:00:56,939 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:00:56,940 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:00:56,941 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:00:56,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:00:56,943 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:00:56,944 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:00:56,945 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:00:56,955 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:00:56,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:00:56,957 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:00:56,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:00:56,961 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 17:00:57,007 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:00:57,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:00:57,008 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:00:57,009 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:00:57,009 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:00:57,010 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:00:57,010 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:00:57,010 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:00:57,010 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:00:57,010 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:00:57,011 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:00:57,011 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:00:57,011 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:00:57,011 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:00:57,011 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:00:57,011 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:00:57,012 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:00:57,012 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:00:57,012 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:00:57,012 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:00:57,012 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:00:57,013 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:00:57,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:00:57,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:57,013 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:00:57,013 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:00:57,014 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:00:57,014 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:00:57,014 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:00:57,014 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:00:57,016 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 17:00:57,016 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:00:57,016 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_e29afe50-1f11-43dc-a391-f67a6ed693f4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6328ead9c10c029445fd051d7c6329db494c1000fb08b7313fbd69c70835e259 [2022-10-17 17:00:57,456 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:00:57,479 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:00:57,482 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:00:57,483 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:00:57,485 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:00:57,487 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/safe007_power.opt-thin001_power.opt.i [2022-10-17 17:00:57,571 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB/data/0f1b352e9/718d8bc7bc914e849311d8a16310e475/FLAGded667f23 [2022-10-17 17:00:58,231 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:00:58,232 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/sv-benchmarks/c/pthread-wmm/safe007_power.opt-thin001_power.opt.i [2022-10-17 17:00:58,260 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB/data/0f1b352e9/718d8bc7bc914e849311d8a16310e475/FLAGded667f23 [2022-10-17 17:00:58,461 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB/data/0f1b352e9/718d8bc7bc914e849311d8a16310e475 [2022-10-17 17:00:58,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:00:58,466 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:00:58,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:58,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:00:58,473 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:00:58,475 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:58" (1/1) ... [2022-10-17 17:00:58,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25a54e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:58, skipping insertion in model container [2022-10-17 17:00:58,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:58" (1/1) ... [2022-10-17 17:00:58,484 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:00:58,557 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:00:58,807 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_e29afe50-1f11-43dc-a391-f67a6ed693f4/sv-benchmarks/c/pthread-wmm/safe007_power.opt-thin001_power.opt.i[969,982] [2022-10-17 17:00:59,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:59,125 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:00:59,138 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_e29afe50-1f11-43dc-a391-f67a6ed693f4/sv-benchmarks/c/pthread-wmm/safe007_power.opt-thin001_power.opt.i[969,982] [2022-10-17 17:00:59,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:59,260 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:00:59,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59 WrapperNode [2022-10-17 17:00:59,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:59,262 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:59,262 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:00:59,262 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:00:59,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,294 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,339 INFO L138 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 148 [2022-10-17 17:00:59,341 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:59,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:00:59,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:00:59,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:00:59,351 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,369 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,390 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,429 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,453 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:00:59,454 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:00:59,456 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:00:59,456 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:00:59,457 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:59,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:00:59,527 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:00:59,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:00:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 17:00:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 17:00:59,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 17:00:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 17:00:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:00:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:00:59,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:00:59,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 17:00:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 17:00:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 17:00:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 17:00:59,576 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 17:00:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 17:00:59,577 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 17:00:59,577 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 17:00:59,577 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 17:00:59,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 17:00:59,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:00:59,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:00:59,580 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 17:00:59,882 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:00:59,884 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:01:00,690 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:01:01,457 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:01:01,457 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:01:01,458 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L784 is neither atomic block end nor a sink node. [2022-10-17 17:01:01,459 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 17:01:01,463 INFO L158 Benchmark]: Toolchain (without parser) took 2996.16ms. Allocated memory was 65.0MB in the beginning and 109.1MB in the end (delta: 44.0MB). Free memory was 42.9MB in the beginning and 63.9MB in the end (delta: -20.9MB). Peak memory consumption was 57.5MB. Max. memory is 16.1GB. [2022-10-17 17:01:01,463 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 65.0MB. Free memory was 45.1MB in the beginning and 45.1MB in the end (delta: 56.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:01:01,464 INFO L158 Benchmark]: CACSL2BoogieTranslator took 791.10ms. Allocated memory is still 65.0MB. Free memory was 42.7MB in the beginning and 33.2MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 17:01:01,465 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.77ms. Allocated memory is still 65.0MB. Free memory was 33.2MB in the beginning and 30.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:01:01,465 INFO L158 Benchmark]: Boogie Preprocessor took 110.69ms. Allocated memory is still 65.0MB. Free memory was 30.5MB in the beginning and 46.5MB in the end (delta: -16.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 17:01:01,466 INFO L158 Benchmark]: RCFGBuilder took 2007.26ms. Allocated memory was 65.0MB in the beginning and 109.1MB in the end (delta: 44.0MB). Free memory was 46.3MB in the beginning and 63.9MB in the end (delta: -17.6MB). Peak memory consumption was 60.7MB. Max. memory is 16.1GB. [2022-10-17 17:01:01,469 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 65.0MB. Free memory was 45.1MB in the beginning and 45.1MB in the end (delta: 56.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 791.10ms. Allocated memory is still 65.0MB. Free memory was 42.7MB in the beginning and 33.2MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.77ms. Allocated memory is still 65.0MB. Free memory was 33.2MB in the beginning and 30.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.69ms. Allocated memory is still 65.0MB. Free memory was 30.5MB in the beginning and 46.5MB in the end (delta: -16.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2007.26ms. Allocated memory was 65.0MB in the beginning and 109.1MB in the end (delta: 44.0MB). Free memory was 46.3MB in the beginning and 63.9MB in the end (delta: -17.6MB). Peak memory consumption was 60.7MB. 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 17:01:01,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e29afe50-1f11-43dc-a391-f67a6ed693f4/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?