./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY --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 740b07d8f7e077f103517b1a935019a0d1d4c771 ......................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY --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 740b07d8f7e077f103517b1a935019a0d1d4c771 ............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 05:11:15,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 05:11:15,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 05:11:15,511 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 05:11:15,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 05:11:15,513 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 05:11:15,515 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 05:11:15,518 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 05:11:15,521 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 05:11:15,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 05:11:15,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 05:11:15,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 05:11:15,527 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 05:11:15,529 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 05:11:15,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 05:11:15,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 05:11:15,534 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 05:11:15,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 05:11:15,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 05:11:15,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 05:11:15,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 05:11:15,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 05:11:15,550 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 05:11:15,551 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 05:11:15,557 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 05:11:15,558 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 05:11:15,558 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 05:11:15,560 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 05:11:15,561 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 05:11:15,562 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 05:11:15,563 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 05:11:15,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 05:11:15,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 05:11:15,567 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 05:11:15,571 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 05:11:15,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 05:11:15,573 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 05:11:15,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 05:11:15,574 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 05:11:15,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 05:11:15,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 05:11:15,579 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-13 05:11:15,612 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 05:11:15,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 05:11:15,614 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 05:11:15,614 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-13 05:11:15,619 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 05:11:15,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 05:11:15,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 05:11:15,620 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 05:11:15,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 05:11:15,621 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 05:11:15,622 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 05:11:15,623 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 05:11:15,623 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 05:11:15,623 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 05:11:15,624 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 05:11:15,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 05:11:15,624 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 05:11:15,624 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 05:11:15,625 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-13 05:11:15,625 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-13 05:11:15,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 05:11:15,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 05:11:15,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 05:11:15,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 05:11:15,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 05:11:15,627 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-13 05:11:15,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 05:11:15,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 05:11:15,628 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_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 740b07d8f7e077f103517b1a935019a0d1d4c771 [2021-10-13 05:11:15,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 05:11:16,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 05:11:16,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 05:11:16,028 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 05:11:16,029 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 05:11:16,030 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2021-10-13 05:11:16,108 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/data/f49484880/6ed1c07f827846a5b272edd69b974533/FLAGb2a3ee98f [2021-10-13 05:11:16,719 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 05:11:16,719 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2021-10-13 05:11:16,745 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/data/f49484880/6ed1c07f827846a5b272edd69b974533/FLAGb2a3ee98f [2021-10-13 05:11:17,001 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/data/f49484880/6ed1c07f827846a5b272edd69b974533 [2021-10-13 05:11:17,004 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 05:11:17,006 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 05:11:17,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 05:11:17,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 05:11:17,014 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 05:11:17,015 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:11:17" (1/1) ... [2021-10-13 05:11:17,017 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@754ada5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:17, skipping insertion in model container [2021-10-13 05:11:17,017 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:11:17" (1/1) ... [2021-10-13 05:11:17,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 05:11:17,066 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 05:11:17,303 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-13 05:11:17,474 WARN L228 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_ba96af88-b440-45f5-a6a2-bf3c778b14dd/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i[31246,31259] [2021-10-13 05:11:17,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 05:11:17,495 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 05:11:17,514 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-13 05:11:17,541 WARN L228 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_ba96af88-b440-45f5-a6a2-bf3c778b14dd/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i[31246,31259] [2021-10-13 05:11:17,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 05:11:17,591 INFO L208 MainTranslator]: Completed translation [2021-10-13 05:11:17,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:17 WrapperNode [2021-10-13 05:11:17,592 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 05:11:17,593 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 05:11:17,593 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 05:11:17,594 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 05:11:17,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:17" (1/1) ... [2021-10-13 05:11:17,620 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:17" (1/1) ... [2021-10-13 05:11:17,653 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 05:11:17,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 05:11:17,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 05:11:17,655 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 05:11:17,664 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:17" (1/1) ... [2021-10-13 05:11:17,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:17" (1/1) ... [2021-10-13 05:11:17,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:17" (1/1) ... [2021-10-13 05:11:17,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:17" (1/1) ... [2021-10-13 05:11:17,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:17" (1/1) ... [2021-10-13 05:11:17,694 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:17" (1/1) ... [2021-10-13 05:11:17,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:17" (1/1) ... [2021-10-13 05:11:17,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 05:11:17,735 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 05:11:17,735 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 05:11:17,735 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 05:11:17,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:17" (1/1) ... [2021-10-13 05:11:17,744 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 05:11:17,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/z3 [2021-10-13 05:11:17,774 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-13 05:11:17,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-13 05:11:17,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 05:11:17,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 05:11:17,827 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-13 05:11:17,827 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-13 05:11:17,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-13 05:11:17,828 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2021-10-13 05:11:17,828 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2021-10-13 05:11:17,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 05:11:17,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 05:11:17,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 05:11:17,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-13 05:11:17,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 05:11:17,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 05:11:17,830 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2021-10-13 05:11:17,830 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2021-10-13 05:11:17,832 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-13 05:11:18,261 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 05:11:18,262 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-13 05:11:18,263 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L710 is neither atomic block end nor a sink node. [2021-10-13 05:11:18,264 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) 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) [2021-10-13 05:11:18,269 INFO L168 Benchmark]: Toolchain (without parser) took 1261.93 ms. Allocated memory is still 127.9 MB. Free memory was 87.7 MB in the beginning and 75.3 MB in the end (delta: 12.3 MB). Peak memory consumption was 10.4 MB. Max. memory is 16.1 GB. [2021-10-13 05:11:18,270 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 127.9 MB. Free memory is still 105.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 05:11:18,271 INFO L168 Benchmark]: CACSL2BoogieTranslator took 582.60 ms. Allocated memory is still 127.9 MB. Free memory was 87.5 MB in the beginning and 92.7 MB in the end (delta: -5.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 05:11:18,272 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.47 ms. Allocated memory is still 127.9 MB. Free memory was 92.7 MB in the beginning and 90.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 05:11:18,273 INFO L168 Benchmark]: Boogie Preprocessor took 68.74 ms. Allocated memory is still 127.9 MB. Free memory was 90.0 MB in the beginning and 88.9 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 05:11:18,274 INFO L168 Benchmark]: RCFGBuilder took 542.76 ms. Allocated memory is still 127.9 MB. Free memory was 88.9 MB in the beginning and 75.3 MB in the end (delta: 13.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 05:11:18,278 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 127.9 MB. Free memory is still 105.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 582.60 ms. Allocated memory is still 127.9 MB. Free memory was 87.5 MB in the beginning and 92.7 MB in the end (delta: -5.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 60.47 ms. Allocated memory is still 127.9 MB. Free memory was 92.7 MB in the beginning and 90.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 68.74 ms. Allocated memory is still 127.9 MB. Free memory was 90.0 MB in the beginning and 88.9 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 542.76 ms. Allocated memory is still 127.9 MB. Free memory was 88.9 MB in the beginning and 75.3 MB in the end (delta: 13.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-13 05:11:18,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 05:11:21,391 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 05:11:21,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 05:11:21,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 05:11:21,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 05:11:21,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 05:11:21,478 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 05:11:21,484 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 05:11:21,488 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 05:11:21,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 05:11:21,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 05:11:21,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 05:11:21,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 05:11:21,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 05:11:21,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 05:11:21,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 05:11:21,523 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 05:11:21,524 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 05:11:21,527 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 05:11:21,535 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 05:11:21,537 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 05:11:21,539 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 05:11:21,541 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 05:11:21,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 05:11:21,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 05:11:21,547 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 05:11:21,548 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 05:11:21,549 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 05:11:21,550 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 05:11:21,552 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 05:11:21,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 05:11:21,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 05:11:21,555 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 05:11:21,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 05:11:21,558 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 05:11:21,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 05:11:21,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 05:11:21,560 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 05:11:21,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 05:11:21,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 05:11:21,563 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 05:11:21,564 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-13 05:11:21,610 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 05:11:21,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 05:11:21,612 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 05:11:21,613 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-13 05:11:21,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 05:11:21,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 05:11:21,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 05:11:21,615 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 05:11:21,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 05:11:21,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 05:11:21,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 05:11:21,618 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 05:11:21,618 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 05:11:21,618 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 05:11:21,618 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 05:11:21,619 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 05:11:21,619 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 05:11:21,619 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 05:11:21,619 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 05:11:21,620 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 05:11:21,620 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-13 05:11:21,620 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-13 05:11:21,620 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 05:11:21,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 05:11:21,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 05:11:21,621 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 05:11:21,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 05:11:21,622 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 05:11:21,622 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 05:11:21,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 05:11:21,622 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-13 05:11:21,623 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 05:11:21,623 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_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 740b07d8f7e077f103517b1a935019a0d1d4c771 [2021-10-13 05:11:22,104 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 05:11:22,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 05:11:22,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 05:11:22,140 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 05:11:22,142 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 05:11:22,144 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2021-10-13 05:11:22,253 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/data/bb6e6f9b7/ebdad1d7b9d9452183a20b5338e6a24a/FLAG18d06590a [2021-10-13 05:11:23,050 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 05:11:23,051 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2021-10-13 05:11:23,064 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/data/bb6e6f9b7/ebdad1d7b9d9452183a20b5338e6a24a/FLAG18d06590a [2021-10-13 05:11:23,329 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/data/bb6e6f9b7/ebdad1d7b9d9452183a20b5338e6a24a [2021-10-13 05:11:23,333 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 05:11:23,335 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 05:11:23,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 05:11:23,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 05:11:23,341 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 05:11:23,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:11:23" (1/1) ... [2021-10-13 05:11:23,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@642cf45a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:23, skipping insertion in model container [2021-10-13 05:11:23,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:11:23" (1/1) ... [2021-10-13 05:11:23,356 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 05:11:23,413 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 05:11:23,634 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-13 05:11:23,866 WARN L228 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_ba96af88-b440-45f5-a6a2-bf3c778b14dd/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i[31246,31259] [2021-10-13 05:11:23,879 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 05:11:23,923 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 05:11:23,956 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-13 05:11:24,012 WARN L228 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_ba96af88-b440-45f5-a6a2-bf3c778b14dd/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i[31246,31259] [2021-10-13 05:11:24,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 05:11:24,074 INFO L208 MainTranslator]: Completed translation [2021-10-13 05:11:24,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:24 WrapperNode [2021-10-13 05:11:24,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 05:11:24,077 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 05:11:24,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 05:11:24,077 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 05:11:24,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:24" (1/1) ... [2021-10-13 05:11:24,121 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:24" (1/1) ... [2021-10-13 05:11:24,158 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 05:11:24,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 05:11:24,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 05:11:24,160 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 05:11:24,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:24" (1/1) ... [2021-10-13 05:11:24,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:24" (1/1) ... [2021-10-13 05:11:24,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:24" (1/1) ... [2021-10-13 05:11:24,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:24" (1/1) ... [2021-10-13 05:11:24,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:24" (1/1) ... [2021-10-13 05:11:24,192 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:24" (1/1) ... [2021-10-13 05:11:24,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:24" (1/1) ... [2021-10-13 05:11:24,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 05:11:24,203 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 05:11:24,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 05:11:24,204 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 05:11:24,205 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:11:24" (1/1) ... [2021-10-13 05:11:24,214 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 05:11:24,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/z3 [2021-10-13 05:11:24,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-13 05:11:24,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-13 05:11:24,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-13 05:11:24,309 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-13 05:11:24,309 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-13 05:11:24,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-13 05:11:24,309 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2021-10-13 05:11:24,310 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2021-10-13 05:11:24,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 05:11:24,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 05:11:24,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-13 05:11:24,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 05:11:24,313 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-13 05:11:24,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 05:11:24,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 05:11:24,313 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2021-10-13 05:11:24,314 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2021-10-13 05:11:24,315 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-13 05:11:24,930 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 05:11:24,931 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-13 05:11:24,935 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L710 is neither atomic block end nor a sink node. [2021-10-13 05:11:24,937 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) 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) [2021-10-13 05:11:24,947 INFO L168 Benchmark]: Toolchain (without parser) took 1608.79 ms. Allocated memory was 62.9 MB in the beginning and 88.1 MB in the end (delta: 25.2 MB). Free memory was 41.9 MB in the beginning and 62.7 MB in the end (delta: -20.8 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. [2021-10-13 05:11:24,948 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 62.9 MB. Free memory is still 44.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 05:11:24,950 INFO L168 Benchmark]: CACSL2BoogieTranslator took 739.20 ms. Allocated memory is still 62.9 MB. Free memory was 41.6 MB in the beginning and 38.1 MB in the end (delta: 3.5 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-13 05:11:24,951 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.89 ms. Allocated memory is still 62.9 MB. Free memory was 38.1 MB in the beginning and 35.7 MB in the end (delta: 2.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 05:11:24,953 INFO L168 Benchmark]: Boogie Preprocessor took 42.64 ms. Allocated memory is still 62.9 MB. Free memory was 35.7 MB in the beginning and 34.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 05:11:24,955 INFO L168 Benchmark]: RCFGBuilder took 740.00 ms. Allocated memory was 62.9 MB in the beginning and 88.1 MB in the end (delta: 25.2 MB). Free memory was 34.1 MB in the beginning and 62.7 MB in the end (delta: -28.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. [2021-10-13 05:11:24,967 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 62.9 MB. Free memory is still 44.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 739.20 ms. Allocated memory is still 62.9 MB. Free memory was 41.6 MB in the beginning and 38.1 MB in the end (delta: 3.5 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 81.89 ms. Allocated memory is still 62.9 MB. Free memory was 38.1 MB in the beginning and 35.7 MB in the end (delta: 2.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 42.64 ms. Allocated memory is still 62.9 MB. Free memory was 35.7 MB in the beginning and 34.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 740.00 ms. Allocated memory was 62.9 MB in the beginning and 88.1 MB in the end (delta: 25.2 MB). Free memory was 34.1 MB in the beginning and 62.7 MB in the end (delta: -28.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-13 05:11:25,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba96af88-b440-45f5-a6a2-bf3c778b14dd/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...