./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu --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 134e9604c8f91a200c8250c9fbb45867ed525dc78e65c16e0a5fa44f5d71ac67 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:23,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:23,912 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:23,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:23,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:23,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:23,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:23,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:23,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:23,969 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:23,970 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:23,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:23,977 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:23,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:23,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:23,986 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:23,989 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:23,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:23,999 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:24,002 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:24,006 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:24,009 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:24,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:24,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:24,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:24,023 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:24,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:24,025 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:24,026 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:24,028 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:24,029 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:24,030 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:24,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:24,033 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:24,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:24,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:24,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:24,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:24,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:24,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:24,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:24,040 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:56:24,078 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:24,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:24,079 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:24,080 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:24,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:24,081 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:24,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:24,081 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:24,082 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:24,082 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:24,082 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:24,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:24,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:24,083 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:24,083 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:24,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:24,084 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:24,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:24,084 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:24,084 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:24,085 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:24,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:24,085 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:24,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:24,086 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:24,086 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:24,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:24,086 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:24,087 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_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 134e9604c8f91a200c8250c9fbb45867ed525dc78e65c16e0a5fa44f5d71ac67 [2021-11-23 15:56:24,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:24,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:24,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:24,382 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:24,383 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:24,385 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i [2021-11-23 15:56:24,464 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/data/ac5bf22ee/d9618dc214b74ddf92afd8392f8c5eb6/FLAG853c7506e [2021-11-23 15:56:25,033 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:25,034 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i [2021-11-23 15:56:25,049 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/data/ac5bf22ee/d9618dc214b74ddf92afd8392f8c5eb6/FLAG853c7506e [2021-11-23 15:56:25,288 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/data/ac5bf22ee/d9618dc214b74ddf92afd8392f8c5eb6 [2021-11-23 15:56:25,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:25,293 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:25,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:25,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:25,300 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:25,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:25" (1/1) ... [2021-11-23 15:56:25,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20c72b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:25, skipping insertion in model container [2021-11-23 15:56:25,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:25" (1/1) ... [2021-11-23 15:56:25,313 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:25,363 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:25,571 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-23 15:56:25,698 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_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i[30494,30507] [2021-11-23 15:56:25,707 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:25,715 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:25,731 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-23 15:56:25,752 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_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i[30494,30507] [2021-11-23 15:56:25,756 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:25,808 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:25,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:25 WrapperNode [2021-11-23 15:56:25,809 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:25,810 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:25,810 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:25,810 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:25,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:25" (1/1) ... [2021-11-23 15:56:25,832 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:25" (1/1) ... [2021-11-23 15:56:25,851 INFO L137 Inliner]: procedures = 170, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 24 [2021-11-23 15:56:25,852 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:25,852 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:25,853 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:25,853 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:25,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:25" (1/1) ... [2021-11-23 15:56:25,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:25" (1/1) ... [2021-11-23 15:56:25,864 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:25" (1/1) ... [2021-11-23 15:56:25,865 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:25" (1/1) ... [2021-11-23 15:56:25,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:25" (1/1) ... [2021-11-23 15:56:25,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:25" (1/1) ... [2021-11-23 15:56:25,875 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:25" (1/1) ... [2021-11-23 15:56:25,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:25,879 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:25,880 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:25,880 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:25,881 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:25" (1/1) ... [2021-11-23 15:56:25,889 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:25,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:25,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:25,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:25,990 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-23 15:56:25,992 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-23 15:56:25,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:56:25,993 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:56:25,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:25,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:56:25,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:56:25,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:56:25,994 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:56:25,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:25,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:25,996 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:56:26,144 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:26,146 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:26,299 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:26,314 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2021-11-23 15:56:26,318 INFO L158 Benchmark]: Toolchain (without parser) took 1023.75ms. Allocated memory is still 94.4MB. Free memory was 58.6MB in the beginning and 49.1MB in the end (delta: 9.6MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2021-11-23 15:56:26,319 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 94.4MB. Free memory was 67.3MB in the beginning and 67.2MB in the end (delta: 27.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:26,320 INFO L158 Benchmark]: CACSL2BoogieTranslator took 512.88ms. Allocated memory is still 94.4MB. Free memory was 58.4MB in the beginning and 62.2MB in the end (delta: -3.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:26,321 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.94ms. Allocated memory is still 94.4MB. Free memory was 62.2MB in the beginning and 60.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:26,322 INFO L158 Benchmark]: Boogie Preprocessor took 26.01ms. Allocated memory is still 94.4MB. Free memory was 60.5MB in the beginning and 59.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:26,323 INFO L158 Benchmark]: RCFGBuilder took 437.10ms. Allocated memory is still 94.4MB. Free memory was 59.2MB in the beginning and 49.1MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:56:26,326 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 94.4MB. Free memory was 67.3MB in the beginning and 67.2MB in the end (delta: 27.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 512.88ms. Allocated memory is still 94.4MB. Free memory was 58.4MB in the beginning and 62.2MB in the end (delta: -3.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.94ms. Allocated memory is still 94.4MB. Free memory was 62.2MB in the beginning and 60.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.01ms. Allocated memory is still 94.4MB. Free memory was 60.5MB in the beginning and 59.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 437.10ms. Allocated memory is still 94.4MB. Free memory was 59.2MB in the beginning and 49.1MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:56:26,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/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_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu --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 134e9604c8f91a200c8250c9fbb45867ed525dc78e65c16e0a5fa44f5d71ac67 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:28,975 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:28,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:29,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:29,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:29,054 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:29,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:29,068 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:29,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:29,079 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:29,083 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:29,086 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:29,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:29,088 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:29,089 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:29,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:29,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:29,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:29,096 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:29,098 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:29,100 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:29,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:29,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:29,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:29,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:29,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:29,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:29,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:29,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:29,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:29,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:29,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:29,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:29,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:29,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:29,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:29,119 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:29,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:29,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:29,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:29,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:29,127 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:56:29,153 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:29,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:29,154 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:29,154 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:29,155 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:29,156 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:29,156 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:29,156 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:29,156 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:29,157 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:29,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:29,157 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:29,157 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:29,158 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:56:29,158 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:56:29,158 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:56:29,158 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:29,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:29,159 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:29,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:29,159 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:29,160 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:29,160 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:29,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:29,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:29,161 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:29,161 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:29,161 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:56:29,161 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:56:29,162 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:29,162 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:56:29,162 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:56:29,162 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_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 134e9604c8f91a200c8250c9fbb45867ed525dc78e65c16e0a5fa44f5d71ac67 [2021-11-23 15:56:29,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:29,607 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:29,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:29,615 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:29,616 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:29,617 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i [2021-11-23 15:56:29,701 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/data/38d04ecc6/715703848f834bde8b6534c47762a699/FLAG584036a96 [2021-11-23 15:56:30,357 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:30,358 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i [2021-11-23 15:56:30,374 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/data/38d04ecc6/715703848f834bde8b6534c47762a699/FLAG584036a96 [2021-11-23 15:56:30,659 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/data/38d04ecc6/715703848f834bde8b6534c47762a699 [2021-11-23 15:56:30,661 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:30,663 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:30,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:30,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:30,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:30,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:30" (1/1) ... [2021-11-23 15:56:30,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25fbb5ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:30, skipping insertion in model container [2021-11-23 15:56:30,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:30" (1/1) ... [2021-11-23 15:56:30,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:30,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:30,899 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-23 15:56:31,063 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_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i[30494,30507] [2021-11-23 15:56:31,072 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:31,094 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:31,125 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-23 15:56:31,170 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_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i[30494,30507] [2021-11-23 15:56:31,181 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:31,233 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:31,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:31 WrapperNode [2021-11-23 15:56:31,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:31,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:31,236 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:31,236 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:31,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:31" (1/1) ... [2021-11-23 15:56:31,277 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:31" (1/1) ... [2021-11-23 15:56:31,297 INFO L137 Inliner]: procedures = 173, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 25 [2021-11-23 15:56:31,297 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:31,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:31,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:31,299 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:31,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:31" (1/1) ... [2021-11-23 15:56:31,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:31" (1/1) ... [2021-11-23 15:56:31,311 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:31" (1/1) ... [2021-11-23 15:56:31,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:31" (1/1) ... [2021-11-23 15:56:31,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:31" (1/1) ... [2021-11-23 15:56:31,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:31" (1/1) ... [2021-11-23 15:56:31,326 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:31" (1/1) ... [2021-11-23 15:56:31,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:31,331 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:31,332 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:31,332 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:31,333 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:31" (1/1) ... [2021-11-23 15:56:31,340 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:31,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:31,368 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:31,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:31,417 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-23 15:56:31,418 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-23 15:56:31,418 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:56:31,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:31,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:56:31,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:56:31,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:56:31,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:56:31,419 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:56:31,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:31,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:31,421 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:56:31,522 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:31,532 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:31,693 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:31,719 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2021-11-23 15:56:31,734 INFO L158 Benchmark]: Toolchain (without parser) took 1069.78ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 39.2MB in the beginning and 63.3MB in the end (delta: -24.2MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2021-11-23 15:56:31,735 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:31,735 INFO L158 Benchmark]: CACSL2BoogieTranslator took 570.86ms. Allocated memory is still 60.8MB. Free memory was 38.9MB in the beginning and 37.5MB in the end (delta: 1.4MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2021-11-23 15:56:31,736 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.71ms. Allocated memory is still 60.8MB. Free memory was 37.5MB in the beginning and 35.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:31,737 INFO L158 Benchmark]: Boogie Preprocessor took 32.43ms. Allocated memory is still 60.8MB. Free memory was 35.6MB in the beginning and 34.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:31,738 INFO L158 Benchmark]: RCFGBuilder took 400.48ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 34.0MB in the beginning and 63.3MB in the end (delta: -29.3MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2021-11-23 15:56:31,742 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 60.8MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 570.86ms. Allocated memory is still 60.8MB. Free memory was 38.9MB in the beginning and 37.5MB in the end (delta: 1.4MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.71ms. Allocated memory is still 60.8MB. Free memory was 37.5MB in the beginning and 35.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.43ms. Allocated memory is still 60.8MB. Free memory was 35.6MB in the beginning and 34.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 400.48ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 34.0MB in the beginning and 63.3MB in the end (delta: -29.3MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:56:31,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d84f2dd5-78b7-4d8a-a31f-3a2936f5005e/bin/ukojak-CwSLpZB5Qu/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: Set is immutable