./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 --- 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-b5237d8 [2022-11-21 22:18:38,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:18:38,748 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:18:38,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:18:38,792 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:18:38,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:18:38,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:18:38,796 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:18:38,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:18:38,802 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:18:38,804 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:18:38,807 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:18:38,808 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:18:38,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:18:38,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:18:38,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:18:38,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:18:38,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:18:38,822 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:18:38,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:18:38,825 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:18:38,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:18:38,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:18:38,828 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:18:38,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:18:38,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:18:38,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:18:38,833 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:18:38,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:18:38,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:18:38,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:18:38,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:18:38,837 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:18:38,838 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:18:38,839 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:18:38,839 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:18:38,840 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:18:38,840 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:18:38,841 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:18:38,842 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:18:38,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:18:38,843 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:18:38,863 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:18:38,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:18:38,865 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:18:38,865 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:18:38,866 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:18:38,866 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:18:38,866 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:18:38,867 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:18:38,867 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:18:38,867 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:18:38,867 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:18:38,868 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:18:38,868 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:18:38,868 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:18:38,868 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:18:38,869 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:18:38,869 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:18:38,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:18:38,869 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:18:38,870 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:18:38,870 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:18:38,870 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:18:38,870 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:18:38,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:18:38,871 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:18:38,871 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:18:38,872 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:18:38,872 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:18:38,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:18:38,872 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:18:38,873 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_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 [2022-11-21 22:18:39,196 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:18:39,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:18:39,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:18:39,221 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:18:39,222 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:18:39,223 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2022-11-21 22:18:42,386 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:18:42,755 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:18:42,756 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2022-11-21 22:18:42,770 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/data/504114791/28ba21e2b009445ea55c65a68bc08703/FLAG01519216d [2022-11-21 22:18:42,787 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/data/504114791/28ba21e2b009445ea55c65a68bc08703 [2022-11-21 22:18:42,792 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:18:42,794 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:18:42,795 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:18:42,796 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:18:42,799 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:18:42,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:18:42" (1/1) ... [2022-11-21 22:18:42,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32fdaf4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:42, skipping insertion in model container [2022-11-21 22:18:42,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:18:42" (1/1) ... [2022-11-21 22:18:42,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:18:42,857 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:18:43,064 WARN L237 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_95b12947-811a-4953-b1e8-456fdfe06610/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i[994,1007] [2022-11-21 22:18:43,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:18:43,370 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:18:43,399 WARN L237 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_95b12947-811a-4953-b1e8-456fdfe06610/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i[994,1007] [2022-11-21 22:18:43,486 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:18:43,545 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:18:43,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:43 WrapperNode [2022-11-21 22:18:43,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:18:43,549 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:18:43,549 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:18:43,549 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:18:43,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:43" (1/1) ... [2022-11-21 22:18:43,597 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:43" (1/1) ... [2022-11-21 22:18:43,643 INFO L138 Inliner]: procedures = 177, calls = 88, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 145 [2022-11-21 22:18:43,645 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:18:43,646 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:18:43,646 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:18:43,646 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:18:43,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:43" (1/1) ... [2022-11-21 22:18:43,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:43" (1/1) ... [2022-11-21 22:18:43,672 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:43" (1/1) ... [2022-11-21 22:18:43,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:43" (1/1) ... [2022-11-21 22:18:43,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:43" (1/1) ... [2022-11-21 22:18:43,691 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:43" (1/1) ... [2022-11-21 22:18:43,694 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:43" (1/1) ... [2022-11-21 22:18:43,696 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:43" (1/1) ... [2022-11-21 22:18:43,700 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:18:43,701 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:18:43,701 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:18:43,702 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:18:43,703 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:43" (1/1) ... [2022-11-21 22:18:43,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:18:43,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:18:43,748 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:18:43,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:18:43,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:18:43,814 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-21 22:18:43,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-21 22:18:43,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:18:43,814 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 22:18:43,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:18:43,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:18:43,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:18:43,815 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-21 22:18:43,815 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-21 22:18:43,815 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-21 22:18:43,815 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-21 22:18:43,816 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-21 22:18:43,816 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-21 22:18:43,816 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-21 22:18:43,816 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-21 22:18:43,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:18:43,817 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 22:18:43,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:18:43,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:18:43,820 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:18:44,071 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:18:44,073 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:18:44,758 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:18:45,332 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:18:45,333 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 22:18:45,334 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L798 is neither atomic block end nor a sink node. [2022-11-21 22:18:45,334 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) [2022-11-21 22:18:45,343 INFO L158 Benchmark]: Toolchain (without parser) took 2547.95ms. Allocated memory is still 169.9MB. Free memory was 136.2MB in the beginning and 95.8MB in the end (delta: 40.4MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. [2022-11-21 22:18:45,344 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 123.7MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:18:45,345 INFO L158 Benchmark]: CACSL2BoogieTranslator took 752.63ms. Allocated memory is still 169.9MB. Free memory was 136.2MB in the beginning and 121.3MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 22:18:45,346 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.33ms. Allocated memory is still 169.9MB. Free memory was 121.3MB in the beginning and 119.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:18:45,347 INFO L158 Benchmark]: Boogie Preprocessor took 54.80ms. Allocated memory is still 169.9MB. Free memory was 119.1MB in the beginning and 116.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:18:45,348 INFO L158 Benchmark]: RCFGBuilder took 1639.74ms. Allocated memory is still 169.9MB. Free memory was 116.4MB in the beginning and 95.8MB in the end (delta: 20.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2022-11-21 22:18:45,352 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 123.7MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 752.63ms. Allocated memory is still 169.9MB. Free memory was 136.2MB in the beginning and 121.3MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.33ms. Allocated memory is still 169.9MB. Free memory was 121.3MB in the beginning and 119.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.80ms. Allocated memory is still 169.9MB. Free memory was 119.1MB in the beginning and 116.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1639.74ms. Allocated memory is still 169.9MB. Free memory was 116.4MB in the beginning and 95.8MB in the end (delta: 20.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:18:45,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 --- 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-b5237d8 [2022-11-21 22:18:47,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:18:47,873 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:18:47,903 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:18:47,904 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:18:47,908 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:18:47,914 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:18:47,917 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:18:47,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:18:47,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:18:47,928 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:18:47,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:18:47,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:18:47,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:18:47,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:18:47,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:18:47,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:18:47,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:18:47,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:18:47,945 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:18:47,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:18:47,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:18:47,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:18:47,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:18:47,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:18:47,965 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:18:47,966 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:18:47,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:18:47,968 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:18:47,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:18:47,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:18:47,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:18:47,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:18:47,974 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:18:47,975 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:18:47,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:18:47,995 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:18:47,996 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:18:47,996 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:18:47,997 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:18:47,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:18:48,003 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 22:18:48,048 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:18:48,048 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:18:48,050 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:18:48,050 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:18:48,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:18:48,051 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:18:48,051 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:18:48,052 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:18:48,052 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:18:48,052 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:18:48,053 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:18:48,053 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:18:48,054 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:18:48,054 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:18:48,054 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:18:48,054 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:18:48,055 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:18:48,055 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:18:48,055 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:18:48,055 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:18:48,056 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:18:48,056 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:18:48,056 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:18:48,056 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:18:48,056 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:18:48,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:18:48,057 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:18:48,057 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:18:48,058 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:18:48,058 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:18:48,058 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:18:48,058 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:18:48,059 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:18:48,059 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:18:48,059 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_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 [2022-11-21 22:18:48,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:18:48,430 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:18:48,434 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:18:48,435 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:18:48,439 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:18:48,440 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2022-11-21 22:18:51,454 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:18:51,796 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:18:51,797 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2022-11-21 22:18:51,821 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/data/cf3e096d5/247fd87d52964db48353cfa7c8df813e/FLAG80ddab2ce [2022-11-21 22:18:51,837 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/data/cf3e096d5/247fd87d52964db48353cfa7c8df813e [2022-11-21 22:18:51,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:18:51,844 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:18:51,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:18:51,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:18:51,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:18:51,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:18:51" (1/1) ... [2022-11-21 22:18:51,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78ce8f6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:51, skipping insertion in model container [2022-11-21 22:18:51,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:18:51" (1/1) ... [2022-11-21 22:18:51,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:18:51,925 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:18:52,158 WARN L237 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_95b12947-811a-4953-b1e8-456fdfe06610/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i[994,1007] [2022-11-21 22:18:52,485 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:18:52,508 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:18:52,522 WARN L237 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_95b12947-811a-4953-b1e8-456fdfe06610/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i[994,1007] [2022-11-21 22:18:52,613 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:18:52,657 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:18:52,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:52 WrapperNode [2022-11-21 22:18:52,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:18:52,659 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:18:52,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:18:52,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:18:52,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:52" (1/1) ... [2022-11-21 22:18:52,691 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:52" (1/1) ... [2022-11-21 22:18:52,715 INFO L138 Inliner]: procedures = 181, calls = 88, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 146 [2022-11-21 22:18:52,715 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:18:52,716 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:18:52,716 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:18:52,716 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:18:52,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:52" (1/1) ... [2022-11-21 22:18:52,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:52" (1/1) ... [2022-11-21 22:18:52,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:52" (1/1) ... [2022-11-21 22:18:52,736 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:52" (1/1) ... [2022-11-21 22:18:52,761 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:52" (1/1) ... [2022-11-21 22:18:52,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:52" (1/1) ... [2022-11-21 22:18:52,781 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:52" (1/1) ... [2022-11-21 22:18:52,783 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:52" (1/1) ... [2022-11-21 22:18:52,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:18:52,790 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:18:52,790 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:18:52,790 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:18:52,791 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:52" (1/1) ... [2022-11-21 22:18:52,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:18:52,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:18:52,820 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:18:52,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:18:52,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 22:18:52,876 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-21 22:18:52,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-21 22:18:52,876 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 22:18:52,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:18:52,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:18:52,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:18:52,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 22:18:52,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 22:18:52,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-21 22:18:52,879 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-21 22:18:52,879 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-21 22:18:52,879 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-21 22:18:52,880 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-21 22:18:52,880 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-21 22:18:52,880 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-21 22:18:52,880 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-21 22:18:52,881 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-21 22:18:52,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 22:18:52,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:18:52,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:18:52,883 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:18:53,132 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:18:53,134 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:18:53,856 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:18:54,327 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:18:54,327 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 22:18:54,328 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L798 is neither atomic block end nor a sink node. [2022-11-21 22:18:54,329 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) [2022-11-21 22:18:54,336 INFO L158 Benchmark]: Toolchain (without parser) took 2490.41ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 63.6MB in the beginning and 45.7MB in the end (delta: 17.9MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2022-11-21 22:18:54,336 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 56.6MB. Free memory is still 35.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:18:54,337 INFO L158 Benchmark]: CACSL2BoogieTranslator took 812.75ms. Allocated memory is still 86.0MB. Free memory was 63.4MB in the beginning and 57.1MB in the end (delta: 6.2MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2022-11-21 22:18:54,338 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.30ms. Allocated memory is still 86.0MB. Free memory was 57.1MB in the beginning and 54.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:18:54,339 INFO L158 Benchmark]: Boogie Preprocessor took 73.01ms. Allocated memory is still 86.0MB. Free memory was 54.3MB in the beginning and 51.1MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:18:54,340 INFO L158 Benchmark]: RCFGBuilder took 1544.13ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 51.1MB in the beginning and 45.7MB in the end (delta: 5.4MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2022-11-21 22:18:54,349 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 56.6MB. Free memory is still 35.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 812.75ms. Allocated memory is still 86.0MB. Free memory was 63.4MB in the beginning and 57.1MB in the end (delta: 6.2MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.30ms. Allocated memory is still 86.0MB. Free memory was 57.1MB in the beginning and 54.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.01ms. Allocated memory is still 86.0MB. Free memory was 54.3MB in the beginning and 51.1MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1544.13ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 51.1MB in the beginning and 45.7MB in the end (delta: 5.4MB). Peak memory consumption was 26.1MB. 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. [2022-11-21 22:18:54,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95b12947-811a-4953-b1e8-456fdfe06610/bin/ukojak-jW3SillKbg/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?