./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-atomic/dekker.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/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_4cf48c15-548c-453b-882e-e50e11a63c26/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/dekker.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/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_4cf48c15-548c-453b-882e-e50e11a63c26/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 1b6ef65da122b5f043dc58aac5c98a5417eca7613b00ec724ef2626b8a50d79f --- 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 23:07:36,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:07:36,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:07:36,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:07:36,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:07:36,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:07:36,113 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:07:36,116 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:07:36,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:07:36,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:07:36,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:07:36,130 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:07:36,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:07:36,133 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:07:36,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:07:36,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:07:36,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:07:36,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:07:36,140 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:07:36,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:07:36,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:07:36,145 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:07:36,146 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:07:36,147 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:07:36,151 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:07:36,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:07:36,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:07:36,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:07:36,153 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:07:36,154 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:07:36,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:07:36,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:07:36,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:07:36,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:07:36,158 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:07:36,158 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:07:36,159 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:07:36,159 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:07:36,159 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:07:36,160 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:07:36,161 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:07:36,165 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:07:36,205 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:07:36,206 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:07:36,207 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:07:36,207 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:07:36,207 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:07:36,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:07:36,208 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:07:36,208 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:07:36,208 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:07:36,209 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:07:36,209 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:07:36,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:07:36,209 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:07:36,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:07:36,210 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:07:36,210 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:07:36,210 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:07:36,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:07:36,210 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:07:36,211 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:07:36,213 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:07:36,213 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:07:36,213 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:07:36,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:07:36,214 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:07:36,214 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:07:36,215 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:07:36,215 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:07:36,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:07:36,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:07:36,217 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_4cf48c15-548c-453b-882e-e50e11a63c26/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b6ef65da122b5f043dc58aac5c98a5417eca7613b00ec724ef2626b8a50d79f [2022-11-21 23:07:36,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:07:36,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:07:36,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:07:36,524 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:07:36,525 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:07:36,526 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread-atomic/dekker.i [2022-11-21 23:07:39,648 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:07:39,911 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:07:39,912 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/sv-benchmarks/c/pthread-atomic/dekker.i [2022-11-21 23:07:39,924 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/bin/ukojak-jW3SillKbg/data/f394b842d/45d6f7abb4334920971c6974eb101db8/FLAG8f2055e97 [2022-11-21 23:07:39,939 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/bin/ukojak-jW3SillKbg/data/f394b842d/45d6f7abb4334920971c6974eb101db8 [2022-11-21 23:07:39,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:07:39,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:07:39,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:07:39,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:07:39,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:07:39,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:07:39" (1/1) ... [2022-11-21 23:07:39,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1273cce0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:39, skipping insertion in model container [2022-11-21 23:07:39,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:07:39" (1/1) ... [2022-11-21 23:07:39,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:07:40,007 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:07:40,166 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:07:40,304 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_4cf48c15-548c-453b-882e-e50e11a63c26/sv-benchmarks/c/pthread-atomic/dekker.i[31403,31416] [2022-11-21 23:07:40,309 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_4cf48c15-548c-453b-882e-e50e11a63c26/sv-benchmarks/c/pthread-atomic/dekker.i[32483,32496] [2022-11-21 23:07:40,316 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:07:40,326 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:07:40,341 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:07:40,361 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_4cf48c15-548c-453b-882e-e50e11a63c26/sv-benchmarks/c/pthread-atomic/dekker.i[31403,31416] [2022-11-21 23:07:40,364 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_4cf48c15-548c-453b-882e-e50e11a63c26/sv-benchmarks/c/pthread-atomic/dekker.i[32483,32496] [2022-11-21 23:07:40,368 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:07:40,401 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:07:40,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:40 WrapperNode [2022-11-21 23:07:40,402 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:07:40,403 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:07:40,403 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:07:40,403 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:07:40,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:40" (1/1) ... [2022-11-21 23:07:40,425 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:40" (1/1) ... [2022-11-21 23:07:40,444 INFO L138 Inliner]: procedures = 172, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 47 [2022-11-21 23:07:40,445 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:07:40,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:07:40,446 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:07:40,446 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:07:40,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:40" (1/1) ... [2022-11-21 23:07:40,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:40" (1/1) ... [2022-11-21 23:07:40,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:40" (1/1) ... [2022-11-21 23:07:40,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:40" (1/1) ... [2022-11-21 23:07:40,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:40" (1/1) ... [2022-11-21 23:07:40,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:40" (1/1) ... [2022-11-21 23:07:40,471 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:40" (1/1) ... [2022-11-21 23:07:40,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:40" (1/1) ... [2022-11-21 23:07:40,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:07:40,476 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:07:40,476 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:07:40,476 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:07:40,477 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:40" (1/1) ... [2022-11-21 23:07:40,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:07:40,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:07:40,513 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:07:40,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:07:40,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:07:40,570 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-11-21 23:07:40,571 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-11-21 23:07:40,571 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-21 23:07:40,573 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-21 23:07:40,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:07:40,573 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 23:07:40,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:07:40,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:07:40,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:07:40,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:07:40,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 23:07:40,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:07:40,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:07:40,576 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 23:07:40,754 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:07:40,756 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:07:41,016 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:07:41,023 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:07:41,024 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-21 23:07:41,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:07:41 BoogieIcfgContainer [2022-11-21 23:07:41,028 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:07:41,029 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:07:41,029 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:07:41,040 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:07:41,040 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:07:41" (1/1) ... [2022-11-21 23:07:41,041 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 23:07:41,045 INFO L158 Benchmark]: Toolchain (without parser) took 1101.38ms. Allocated memory is still 155.2MB. Free memory was 106.9MB in the beginning and 67.9MB in the end (delta: 39.0MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-11-21 23:07:41,046 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 155.2MB. Free memory is still 99.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:07:41,047 INFO L158 Benchmark]: CACSL2BoogieTranslator took 457.38ms. Allocated memory is still 155.2MB. Free memory was 106.9MB in the beginning and 86.7MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-21 23:07:41,047 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.20ms. Allocated memory is still 155.2MB. Free memory was 86.3MB in the beginning and 84.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:07:41,048 INFO L158 Benchmark]: Boogie Preprocessor took 29.56ms. Allocated memory is still 155.2MB. Free memory was 84.7MB in the beginning and 82.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:07:41,048 INFO L158 Benchmark]: RCFGBuilder took 552.31ms. Allocated memory is still 155.2MB. Free memory was 82.9MB in the beginning and 69.1MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 23:07:41,049 INFO L158 Benchmark]: CodeCheck took 14.43ms. Allocated memory is still 155.2MB. Free memory was 68.7MB in the beginning and 67.9MB in the end (delta: 840.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:07:41,052 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 155.2MB. Free memory is still 99.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 457.38ms. Allocated memory is still 155.2MB. Free memory was 106.9MB in the beginning and 86.7MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.20ms. Allocated memory is still 155.2MB. Free memory was 86.3MB in the beginning and 84.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.56ms. Allocated memory is still 155.2MB. Free memory was 84.7MB in the beginning and 82.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 552.31ms. Allocated memory is still 155.2MB. Free memory was 82.9MB in the beginning and 69.1MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 14.43ms. Allocated memory is still 155.2MB. Free memory was 68.7MB in the beginning and 67.9MB in the end (delta: 840.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:07:41,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/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_4cf48c15-548c-453b-882e-e50e11a63c26/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/dekker.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/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_4cf48c15-548c-453b-882e-e50e11a63c26/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 1b6ef65da122b5f043dc58aac5c98a5417eca7613b00ec724ef2626b8a50d79f --- 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 23:07:43,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:07:43,567 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:07:43,602 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:07:43,603 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:07:43,613 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:07:43,614 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:07:43,616 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:07:43,618 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:07:43,619 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:07:43,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:07:43,622 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:07:43,622 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:07:43,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:07:43,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:07:43,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:07:43,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:07:43,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:07:43,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:07:43,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:07:43,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:07:43,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:07:43,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:07:43,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:07:43,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:07:43,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:07:43,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:07:43,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:07:43,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:07:43,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:07:43,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:07:43,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:07:43,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:07:43,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:07:43,649 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:07:43,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:07:43,650 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:07:43,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:07:43,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:07:43,652 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:07:43,653 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:07:43,654 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 23:07:43,675 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:07:43,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:07:43,676 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:07:43,676 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:07:43,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:07:43,677 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:07:43,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:07:43,678 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:07:43,678 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:07:43,678 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:07:43,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:07:43,679 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:07:43,679 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:07:43,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:07:43,680 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:07:43,680 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:07:43,680 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:07:43,681 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:07:43,681 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:07:43,681 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:07:43,682 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:07:43,682 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:07:43,682 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:07:43,682 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:07:43,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:07:43,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:07:43,683 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:07:43,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:07:43,684 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:07:43,684 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:07:43,685 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:07:43,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:07:43,685 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:07:43,685 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:07:43,686 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_4cf48c15-548c-453b-882e-e50e11a63c26/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b6ef65da122b5f043dc58aac5c98a5417eca7613b00ec724ef2626b8a50d79f [2022-11-21 23:07:44,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:07:44,137 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:07:44,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:07:44,141 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:07:44,142 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:07:44,144 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread-atomic/dekker.i [2022-11-21 23:07:47,261 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:07:47,565 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:07:47,566 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/sv-benchmarks/c/pthread-atomic/dekker.i [2022-11-21 23:07:47,578 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/bin/ukojak-jW3SillKbg/data/3bba6664b/aa0a27d31bff4e6c939b5a406bd2fd40/FLAG181223a3a [2022-11-21 23:07:47,600 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/bin/ukojak-jW3SillKbg/data/3bba6664b/aa0a27d31bff4e6c939b5a406bd2fd40 [2022-11-21 23:07:47,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:07:47,604 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:07:47,605 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:07:47,606 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:07:47,609 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:07:47,610 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:07:47" (1/1) ... [2022-11-21 23:07:47,611 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38fda8ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:47, skipping insertion in model container [2022-11-21 23:07:47,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:07:47" (1/1) ... [2022-11-21 23:07:47,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:07:47,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:07:47,870 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:07:48,081 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_4cf48c15-548c-453b-882e-e50e11a63c26/sv-benchmarks/c/pthread-atomic/dekker.i[31403,31416] [2022-11-21 23:07:48,090 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_4cf48c15-548c-453b-882e-e50e11a63c26/sv-benchmarks/c/pthread-atomic/dekker.i[32483,32496] [2022-11-21 23:07:48,105 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:07:48,119 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:07:48,149 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:07:48,178 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_4cf48c15-548c-453b-882e-e50e11a63c26/sv-benchmarks/c/pthread-atomic/dekker.i[31403,31416] [2022-11-21 23:07:48,189 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_4cf48c15-548c-453b-882e-e50e11a63c26/sv-benchmarks/c/pthread-atomic/dekker.i[32483,32496] [2022-11-21 23:07:48,195 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:07:48,267 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:07:48,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:48 WrapperNode [2022-11-21 23:07:48,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:07:48,287 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:07:48,287 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:07:48,287 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:07:48,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:48" (1/1) ... [2022-11-21 23:07:48,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:48" (1/1) ... [2022-11-21 23:07:48,360 INFO L138 Inliner]: procedures = 175, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 48 [2022-11-21 23:07:48,362 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:07:48,362 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:07:48,362 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:07:48,362 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:07:48,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:48" (1/1) ... [2022-11-21 23:07:48,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:48" (1/1) ... [2022-11-21 23:07:48,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:48" (1/1) ... [2022-11-21 23:07:48,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:48" (1/1) ... [2022-11-21 23:07:48,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:48" (1/1) ... [2022-11-21 23:07:48,386 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:48" (1/1) ... [2022-11-21 23:07:48,389 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:48" (1/1) ... [2022-11-21 23:07:48,391 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:48" (1/1) ... [2022-11-21 23:07:48,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:07:48,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:07:48,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:07:48,396 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:07:48,396 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:07:48" (1/1) ... [2022-11-21 23:07:48,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:07:48,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:07:48,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:07:48,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:07:48,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 23:07:48,477 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-11-21 23:07:48,477 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-11-21 23:07:48,477 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-21 23:07:48,477 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-21 23:07:48,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 23:07:48,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:07:48,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:07:48,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:07:48,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 23:07:48,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 23:07:48,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 23:07:48,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:07:48,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:07:48,480 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 23:07:48,667 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:07:48,669 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:07:48,913 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:07:48,920 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:07:48,921 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-21 23:07:48,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:07:48 BoogieIcfgContainer [2022-11-21 23:07:48,924 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:07:48,924 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:07:48,925 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:07:48,935 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:07:48,935 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:07:48" (1/1) ... [2022-11-21 23:07:48,936 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 23:07:48,940 INFO L158 Benchmark]: Toolchain (without parser) took 1335.70ms. Allocated memory is still 79.7MB. Free memory was 56.1MB in the beginning and 36.8MB in the end (delta: 19.3MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2022-11-21 23:07:48,941 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 79.7MB. Free memory is still 57.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:07:48,942 INFO L158 Benchmark]: CACSL2BoogieTranslator took 681.04ms. Allocated memory is still 79.7MB. Free memory was 55.9MB in the beginning and 56.7MB in the end (delta: -824.7kB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2022-11-21 23:07:48,942 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.78ms. Allocated memory is still 79.7MB. Free memory was 56.7MB in the beginning and 54.7MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:07:48,943 INFO L158 Benchmark]: Boogie Preprocessor took 32.29ms. Allocated memory is still 79.7MB. Free memory was 54.7MB in the beginning and 52.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:07:48,943 INFO L158 Benchmark]: RCFGBuilder took 528.58ms. Allocated memory is still 79.7MB. Free memory was 52.6MB in the beginning and 37.8MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 23:07:48,944 INFO L158 Benchmark]: CodeCheck took 14.39ms. Allocated memory is still 79.7MB. Free memory was 37.5MB in the beginning and 36.8MB in the end (delta: 721.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:07:48,947 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 79.7MB. Free memory is still 57.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 681.04ms. Allocated memory is still 79.7MB. Free memory was 55.9MB in the beginning and 56.7MB in the end (delta: -824.7kB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.78ms. Allocated memory is still 79.7MB. Free memory was 56.7MB in the beginning and 54.7MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.29ms. Allocated memory is still 79.7MB. Free memory was 54.7MB in the beginning and 52.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 528.58ms. Allocated memory is still 79.7MB. Free memory was 52.6MB in the beginning and 37.8MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 14.39ms. Allocated memory is still 79.7MB. Free memory was 37.5MB in the beginning and 36.8MB in the end (delta: 721.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:07:48,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cf48c15-548c-453b-882e-e50e11a63c26/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: Concurrent programs are currently unsupported