./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a 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_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1458378674bd140ace04512980940eeb05aa22f50528a181d147a292aa3349d2 --- 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-38b53e6 [2022-11-25 15:31:20,583 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 15:31:20,586 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 15:31:20,612 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 15:31:20,613 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 15:31:20,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 15:31:20,616 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 15:31:20,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 15:31:20,620 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 15:31:20,631 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 15:31:20,633 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 15:31:20,634 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 15:31:20,635 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 15:31:20,636 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 15:31:20,637 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 15:31:20,639 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 15:31:20,640 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 15:31:20,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 15:31:20,646 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 15:31:20,650 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 15:31:20,659 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 15:31:20,660 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 15:31:20,661 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 15:31:20,669 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 15:31:20,672 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 15:31:20,673 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 15:31:20,673 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 15:31:20,674 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 15:31:20,681 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 15:31:20,682 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 15:31:20,683 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 15:31:20,683 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 15:31:20,684 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 15:31:20,685 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 15:31:20,686 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 15:31:20,686 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 15:31:20,690 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 15:31:20,690 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 15:31:20,691 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 15:31:20,692 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 15:31:20,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 15:31:20,696 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-25 15:31:20,734 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 15:31:20,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 15:31:20,739 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 15:31:20,739 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 15:31:20,740 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 15:31:20,740 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 15:31:20,741 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 15:31:20,741 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 15:31:20,741 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 15:31:20,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 15:31:20,743 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 15:31:20,743 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 15:31:20,743 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 15:31:20,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 15:31:20,744 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 15:31:20,744 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 15:31:20,744 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 15:31:20,744 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 15:31:20,745 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 15:31:20,745 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 15:31:20,745 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 15:31:20,745 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 15:31:20,746 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 15:31:20,746 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 15:31:20,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:31:20,746 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 15:31:20,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 15:31:20,747 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 15:31:20,747 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 15:31:20,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 15:31:20,748 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 15:31:20,748 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 15:31:20,748 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 15:31:20,748 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 15:31:20,749 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1458378674bd140ace04512980940eeb05aa22f50528a181d147a292aa3349d2 [2022-11-25 15:31:21,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 15:31:21,043 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 15:31:21,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 15:31:21,047 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 15:31:21,047 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 15:31:21,049 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2022-11-25 15:31:24,169 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 15:31:24,577 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 15:31:24,577 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2022-11-25 15:31:24,595 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/data/72828e3af/9dba5e3d336941ceb617130301853185/FLAG8e7350b34 [2022-11-25 15:31:24,614 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/data/72828e3af/9dba5e3d336941ceb617130301853185 [2022-11-25 15:31:24,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 15:31:24,629 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 15:31:24,635 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 15:31:24,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 15:31:24,641 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 15:31:24,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:31:24" (1/1) ... [2022-11-25 15:31:24,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@695ee8d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:24, skipping insertion in model container [2022-11-25 15:31:24,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:31:24" (1/1) ... [2022-11-25 15:31:24,653 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 15:31:24,718 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 15:31:25,047 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_6c0a7ab2-ff5c-4831-904d-ea010151d030/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2022-11-25 15:31:25,227 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:31:25,244 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 15:31:25,275 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_6c0a7ab2-ff5c-4831-904d-ea010151d030/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2022-11-25 15:31:25,326 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:31:25,363 INFO L208 MainTranslator]: Completed translation [2022-11-25 15:31:25,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:25 WrapperNode [2022-11-25 15:31:25,364 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 15:31:25,366 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 15:31:25,366 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 15:31:25,366 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 15:31:25,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:25" (1/1) ... [2022-11-25 15:31:25,409 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:25" (1/1) ... [2022-11-25 15:31:25,473 INFO L138 Inliner]: procedures = 145, calls = 279, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 558 [2022-11-25 15:31:25,479 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 15:31:25,481 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 15:31:25,485 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 15:31:25,486 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 15:31:25,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:25" (1/1) ... [2022-11-25 15:31:25,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:25" (1/1) ... [2022-11-25 15:31:25,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:25" (1/1) ... [2022-11-25 15:31:25,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:25" (1/1) ... [2022-11-25 15:31:25,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:25" (1/1) ... [2022-11-25 15:31:25,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:25" (1/1) ... [2022-11-25 15:31:25,533 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:25" (1/1) ... [2022-11-25 15:31:25,536 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:25" (1/1) ... [2022-11-25 15:31:25,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 15:31:25,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 15:31:25,543 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 15:31:25,543 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 15:31:25,544 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:25" (1/1) ... [2022-11-25 15:31:25,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:31:25,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:31:25,591 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 15:31:25,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 15:31:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 15:31:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 15:31:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-25 15:31:25,649 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-25 15:31:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 15:31:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 15:31:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 15:31:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-11-25 15:31:25,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-11-25 15:31:25,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 15:31:25,650 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-11-25 15:31:25,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-11-25 15:31:25,650 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-25 15:31:25,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-25 15:31:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 15:31:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-11-25 15:31:25,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-11-25 15:31:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 15:31:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2022-11-25 15:31:25,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2022-11-25 15:31:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 15:31:25,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 15:31:25,917 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 15:31:25,920 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 15:31:26,380 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0 != ~__CS_ret~0 % 256); [2022-11-25 15:31:26,381 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume 0 != ~__CS_ret~0 % 256;reader_#res#1.base, reader_#res#1.offset := 0, 0; [2022-11-25 15:31:28,998 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 15:31:29,049 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 15:31:29,049 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 15:31:29,053 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L694 is neither atomic block end nor a sink node. [2022-11-25 15:31:29,054 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-25 15:31:29,065 INFO L158 Benchmark]: Toolchain (without parser) took 4433.31ms. Allocated memory is still 190.8MB. Free memory was 158.6MB in the beginning and 93.3MB in the end (delta: 65.3MB). Peak memory consumption was 84.1MB. Max. memory is 16.1GB. [2022-11-25 15:31:29,066 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 121.6MB. Free memory is still 75.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 15:31:29,066 INFO L158 Benchmark]: CACSL2BoogieTranslator took 729.33ms. Allocated memory is still 190.8MB. Free memory was 157.8MB in the beginning and 132.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-25 15:31:29,068 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.90ms. Allocated memory is still 190.8MB. Free memory was 132.7MB in the beginning and 128.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 15:31:29,069 INFO L158 Benchmark]: Boogie Preprocessor took 60.74ms. Allocated memory is still 190.8MB. Free memory was 128.5MB in the beginning and 124.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 15:31:29,070 INFO L158 Benchmark]: RCFGBuilder took 3518.99ms. Allocated memory is still 190.8MB. Free memory was 124.2MB in the beginning and 93.3MB in the end (delta: 30.9MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. [2022-11-25 15:31:29,080 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 121.6MB. Free memory is still 75.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 729.33ms. Allocated memory is still 190.8MB. Free memory was 157.8MB in the beginning and 132.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.90ms. Allocated memory is still 190.8MB. Free memory was 132.7MB in the beginning and 128.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.74ms. Allocated memory is still 190.8MB. Free memory was 128.5MB in the beginning and 124.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3518.99ms. Allocated memory is still 190.8MB. Free memory was 124.2MB in the beginning and 93.3MB in the end (delta: 30.9MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-25 15:31:29,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1458378674bd140ace04512980940eeb05aa22f50528a181d147a292aa3349d2 --- 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-38b53e6 [2022-11-25 15:31:31,763 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 15:31:31,765 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 15:31:31,821 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 15:31:31,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 15:31:31,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 15:31:31,829 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 15:31:31,833 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 15:31:31,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 15:31:31,842 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 15:31:31,843 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 15:31:31,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 15:31:31,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 15:31:31,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 15:31:31,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 15:31:31,857 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 15:31:31,858 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 15:31:31,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 15:31:31,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 15:31:31,863 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 15:31:31,864 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 15:31:31,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 15:31:31,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 15:31:31,874 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 15:31:31,888 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 15:31:31,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 15:31:31,889 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 15:31:31,890 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 15:31:31,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 15:31:31,892 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 15:31:31,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 15:31:31,893 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 15:31:31,894 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 15:31:31,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 15:31:31,896 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 15:31:31,897 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 15:31:31,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 15:31:31,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 15:31:31,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 15:31:31,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 15:31:31,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 15:31:31,906 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-25 15:31:31,940 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 15:31:31,943 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 15:31:31,943 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 15:31:31,944 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 15:31:31,944 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 15:31:31,945 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 15:31:31,946 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 15:31:31,946 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 15:31:31,946 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 15:31:31,947 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 15:31:31,947 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 15:31:31,947 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 15:31:31,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 15:31:31,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 15:31:31,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 15:31:31,948 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 15:31:31,949 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 15:31:31,949 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 15:31:31,949 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 15:31:31,949 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 15:31:31,950 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 15:31:31,950 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 15:31:31,950 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 15:31:31,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 15:31:31,951 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 15:31:31,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 15:31:31,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:31:31,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 15:31:31,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 15:31:31,953 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 15:31:31,953 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 15:31:31,953 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 15:31:31,953 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 15:31:31,954 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 15:31:31,954 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 15:31:31,954 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 15:31:31,956 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 15:31:31,957 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1458378674bd140ace04512980940eeb05aa22f50528a181d147a292aa3349d2 [2022-11-25 15:31:32,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 15:31:32,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 15:31:32,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 15:31:32,476 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 15:31:32,476 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 15:31:32,478 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2022-11-25 15:31:35,879 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 15:31:36,270 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 15:31:36,287 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2022-11-25 15:31:36,314 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/data/3e8ca88a8/43caabfba73247108733bbf60aa449fc/FLAGeae89812f [2022-11-25 15:31:36,335 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/data/3e8ca88a8/43caabfba73247108733bbf60aa449fc [2022-11-25 15:31:36,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 15:31:36,340 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 15:31:36,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 15:31:36,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 15:31:36,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 15:31:36,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:31:36" (1/1) ... [2022-11-25 15:31:36,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@227f4b50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:36, skipping insertion in model container [2022-11-25 15:31:36,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:31:36" (1/1) ... [2022-11-25 15:31:36,358 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 15:31:36,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 15:31:36,922 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_6c0a7ab2-ff5c-4831-904d-ea010151d030/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2022-11-25 15:31:37,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:31:37,191 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 15:31:37,242 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_6c0a7ab2-ff5c-4831-904d-ea010151d030/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2022-11-25 15:31:37,312 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:31:37,355 INFO L208 MainTranslator]: Completed translation [2022-11-25 15:31:37,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:37 WrapperNode [2022-11-25 15:31:37,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 15:31:37,357 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 15:31:37,357 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 15:31:37,357 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 15:31:37,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:37" (1/1) ... [2022-11-25 15:31:37,402 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:37" (1/1) ... [2022-11-25 15:31:37,471 INFO L138 Inliner]: procedures = 149, calls = 279, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 551 [2022-11-25 15:31:37,472 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 15:31:37,473 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 15:31:37,473 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 15:31:37,473 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 15:31:37,483 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:37" (1/1) ... [2022-11-25 15:31:37,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:37" (1/1) ... [2022-11-25 15:31:37,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:37" (1/1) ... [2022-11-25 15:31:37,493 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:37" (1/1) ... [2022-11-25 15:31:37,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:37" (1/1) ... [2022-11-25 15:31:37,530 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:37" (1/1) ... [2022-11-25 15:31:37,535 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:37" (1/1) ... [2022-11-25 15:31:37,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:37" (1/1) ... [2022-11-25 15:31:37,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 15:31:37,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 15:31:37,549 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 15:31:37,549 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 15:31:37,550 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:37" (1/1) ... [2022-11-25 15:31:37,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:31:37,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:31:37,609 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 15:31:37,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 15:31:37,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-25 15:31:37,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-25 15:31:37,689 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-25 15:31:37,689 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-25 15:31:37,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 15:31:37,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 15:31:37,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 15:31:37,690 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-11-25 15:31:37,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-11-25 15:31:37,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 15:31:37,691 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-11-25 15:31:37,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-11-25 15:31:37,691 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-25 15:31:37,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-25 15:31:37,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-25 15:31:37,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 15:31:37,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-25 15:31:37,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-25 15:31:37,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-25 15:31:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-11-25 15:31:37,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-11-25 15:31:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2022-11-25 15:31:37,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2022-11-25 15:31:37,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 15:31:37,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 15:31:38,003 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 15:31:38,006 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 15:31:38,759 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2022-11-25 15:31:38,760 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);reader_#res#1.base, reader_#res#1.offset := 0bv32, 0bv32; [2022-11-25 15:31:42,367 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 15:31:42,412 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 15:31:42,412 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 15:31:42,413 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L694 is neither atomic block end nor a sink node. [2022-11-25 15:31:42,414 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-25 15:31:42,419 INFO L158 Benchmark]: Toolchain (without parser) took 6077.78ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 47.5MB in the beginning and 46.0MB in the end (delta: 1.5MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2022-11-25 15:31:42,419 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 71.3MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 15:31:42,420 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1013.95ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 47.4MB in the beginning and 61.7MB in the end (delta: -14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-25 15:31:42,421 INFO L158 Benchmark]: Boogie Procedure Inliner took 115.09ms. Allocated memory is still 96.5MB. Free memory was 61.7MB in the beginning and 57.1MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 15:31:42,422 INFO L158 Benchmark]: Boogie Preprocessor took 75.43ms. Allocated memory is still 96.5MB. Free memory was 57.1MB in the beginning and 52.5MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-25 15:31:42,422 INFO L158 Benchmark]: RCFGBuilder took 4868.28ms. Allocated memory is still 96.5MB. Free memory was 52.5MB in the beginning and 46.0MB in the end (delta: 6.5MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2022-11-25 15:31:42,425 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 71.3MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1013.95ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 47.4MB in the beginning and 61.7MB in the end (delta: -14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 115.09ms. Allocated memory is still 96.5MB. Free memory was 61.7MB in the beginning and 57.1MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.43ms. Allocated memory is still 96.5MB. Free memory was 57.1MB in the beginning and 52.5MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 4868.28ms. Allocated memory is still 96.5MB. Free memory was 52.5MB in the beginning and 46.0MB in the end (delta: 6.5MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-25 15:31:42,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a7ab2-ff5c-4831-904d-ea010151d030/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?