./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/09_fmaxsym.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/09_fmaxsym.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4 --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 0bf02669c3dd381b0745ab8dce392518dfe698af15c4a94bd383f1dab20a8c06 --- 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-2329fc7 [2022-12-14 20:10:00,583 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:10:00,585 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:10:00,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:10:00,604 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:10:00,605 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:10:00,606 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:10:00,608 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:10:00,609 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:10:00,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:10:00,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:10:00,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:10:00,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:10:00,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:10:00,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:10:00,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:10:00,615 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:10:00,616 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:10:00,618 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:10:00,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:10:00,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:10:00,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:10:00,623 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:10:00,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:10:00,633 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:10:00,634 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:10:00,634 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:10:00,635 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:10:00,635 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:10:00,636 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:10:00,637 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:10:00,637 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:10:00,638 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:10:00,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:10:00,640 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:10:00,640 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:10:00,641 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:10:00,641 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:10:00,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:10:00,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:10:00,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:10:00,643 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 20:10:00,665 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:10:00,665 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:10:00,666 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:10:00,681 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:10:00,682 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:10:00,682 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:10:00,682 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:10:00,683 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:10:00,683 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:10:00,683 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:10:00,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:10:00,683 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:10:00,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:10:00,683 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:10:00,684 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:10:00,684 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:10:00,684 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:10:00,684 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:10:00,684 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:10:00,684 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:10:00,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:10:00,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:10:00,685 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:10:00,685 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:10:00,685 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:10:00,686 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:10:00,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:10:00,686 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:10:00,686 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_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bf02669c3dd381b0745ab8dce392518dfe698af15c4a94bd383f1dab20a8c06 [2022-12-14 20:10:00,865 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:10:00,881 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:10:00,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:10:00,884 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:10:00,884 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:10:00,885 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-ext/09_fmaxsym.i [2022-12-14 20:10:03,452 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:10:03,635 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:10:03,635 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/sv-benchmarks/c/pthread-ext/09_fmaxsym.i [2022-12-14 20:10:03,646 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/data/c505ff43e/45f0ce69e6af4657aef4e9a2a03aad3f/FLAG18364610f [2022-12-14 20:10:03,658 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/data/c505ff43e/45f0ce69e6af4657aef4e9a2a03aad3f [2022-12-14 20:10:03,660 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:10:03,661 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:10:03,662 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:10:03,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:10:03,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:10:03,665 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:10:03" (1/1) ... [2022-12-14 20:10:03,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54807b63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:03, skipping insertion in model container [2022-12-14 20:10:03,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:10:03" (1/1) ... [2022-12-14 20:10:03,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:10:03,702 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:10:03,908 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_01fc8762-e56a-4125-bee7-28f1220ad428/sv-benchmarks/c/pthread-ext/09_fmaxsym.i[30422,30435] [2022-12-14 20:10:03,915 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:10:03,922 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:10:03,947 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_01fc8762-e56a-4125-bee7-28f1220ad428/sv-benchmarks/c/pthread-ext/09_fmaxsym.i[30422,30435] [2022-12-14 20:10:03,950 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:10:03,971 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:10:03,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:03 WrapperNode [2022-12-14 20:10:03,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:10:03,973 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:10:03,973 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:10:03,973 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:10:03,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:03" (1/1) ... [2022-12-14 20:10:03,992 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:03" (1/1) ... [2022-12-14 20:10:04,010 INFO L138 Inliner]: procedures = 171, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 68 [2022-12-14 20:10:04,010 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:10:04,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:10:04,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:10:04,011 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:10:04,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:03" (1/1) ... [2022-12-14 20:10:04,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:03" (1/1) ... [2022-12-14 20:10:04,020 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:03" (1/1) ... [2022-12-14 20:10:04,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:03" (1/1) ... [2022-12-14 20:10:04,026 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:03" (1/1) ... [2022-12-14 20:10:04,029 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:03" (1/1) ... [2022-12-14 20:10:04,031 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:03" (1/1) ... [2022-12-14 20:10:04,032 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:03" (1/1) ... [2022-12-14 20:10:04,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:10:04,035 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:10:04,035 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:10:04,035 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:10:04,036 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:03" (1/1) ... [2022-12-14 20:10:04,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:10:04,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:10:04,065 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:10:04,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:10:04,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 20:10:04,101 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-14 20:10:04,101 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-14 20:10:04,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 20:10:04,101 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 20:10:04,102 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 20:10:04,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:10:04,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:10:04,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:10:04,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:10:04,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:10:04,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:10:04,104 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 20:10:04,217 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:10:04,218 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:10:04,344 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:10:04,378 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:10:04,379 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 20:10:04,379 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L697 is neither atomic block end nor a sink node. [2022-12-14 20:10:04,380 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) [2022-12-14 20:10:04,384 INFO L158 Benchmark]: Toolchain (without parser) took 721.83ms. Allocated memory was 125.8MB in the beginning and 195.0MB in the end (delta: 69.2MB). Free memory was 83.7MB in the beginning and 156.5MB in the end (delta: -72.8MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2022-12-14 20:10:04,384 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 125.8MB. Free memory is still 92.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:10:04,384 INFO L158 Benchmark]: CACSL2BoogieTranslator took 310.25ms. Allocated memory is still 125.8MB. Free memory was 83.7MB in the beginning and 64.1MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 20:10:04,385 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.52ms. Allocated memory is still 125.8MB. Free memory was 64.1MB in the beginning and 62.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:10:04,385 INFO L158 Benchmark]: Boogie Preprocessor took 23.66ms. Allocated memory is still 125.8MB. Free memory was 62.0MB in the beginning and 60.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:10:04,386 INFO L158 Benchmark]: RCFGBuilder took 347.20ms. Allocated memory was 125.8MB in the beginning and 195.0MB in the end (delta: 69.2MB). Free memory was 60.7MB in the beginning and 156.5MB in the end (delta: -95.9MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2022-12-14 20:10:04,388 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 125.8MB. Free memory is still 92.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 310.25ms. Allocated memory is still 125.8MB. Free memory was 83.7MB in the beginning and 64.1MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.52ms. Allocated memory is still 125.8MB. Free memory was 64.1MB in the beginning and 62.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.66ms. Allocated memory is still 125.8MB. Free memory was 62.0MB in the beginning and 60.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 347.20ms. Allocated memory was 125.8MB in the beginning and 195.0MB in the end (delta: 69.2MB). Free memory was 60.7MB in the beginning and 156.5MB in the end (delta: -95.9MB). Peak memory consumption was 16.4MB. 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. [2022-12-14 20:10:04,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/09_fmaxsym.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4 --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 0bf02669c3dd381b0745ab8dce392518dfe698af15c4a94bd383f1dab20a8c06 --- 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-2329fc7 [2022-12-14 20:10:06,177 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:10:06,179 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:10:06,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:10:06,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:10:06,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:10:06,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:10:06,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:10:06,205 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:10:06,206 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:10:06,207 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:10:06,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:10:06,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:10:06,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:10:06,211 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:10:06,212 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:10:06,213 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:10:06,214 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:10:06,215 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:10:06,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:10:06,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:10:06,220 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:10:06,221 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:10:06,222 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:10:06,225 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:10:06,226 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:10:06,226 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:10:06,227 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:10:06,227 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:10:06,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:10:06,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:10:06,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:10:06,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:10:06,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:10:06,232 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:10:06,232 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:10:06,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:10:06,233 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:10:06,233 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:10:06,234 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:10:06,234 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:10:06,235 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 20:10:06,257 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:10:06,258 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:10:06,258 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:10:06,259 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:10:06,259 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:10:06,259 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:10:06,260 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:10:06,260 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:10:06,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:10:06,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:10:06,260 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:10:06,261 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:10:06,261 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:10:06,261 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 20:10:06,261 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 20:10:06,261 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 20:10:06,261 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:10:06,262 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:10:06,262 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:10:06,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:10:06,262 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:10:06,262 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:10:06,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:10:06,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:10:06,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:10:06,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:10:06,263 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:10:06,264 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 20:10:06,264 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 20:10:06,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:10:06,269 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 20:10:06,269 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 20:10:06,270 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_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bf02669c3dd381b0745ab8dce392518dfe698af15c4a94bd383f1dab20a8c06 [2022-12-14 20:10:06,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:10:06,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:10:06,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:10:06,522 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:10:06,522 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:10:06,523 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-ext/09_fmaxsym.i [2022-12-14 20:10:09,032 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:10:09,226 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:10:09,227 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/sv-benchmarks/c/pthread-ext/09_fmaxsym.i [2022-12-14 20:10:09,235 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/data/5f40095d2/6f2afe007b6e46189891e7429e7732e1/FLAG5958ab407 [2022-12-14 20:10:09,582 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/data/5f40095d2/6f2afe007b6e46189891e7429e7732e1 [2022-12-14 20:10:09,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:10:09,585 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:10:09,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:10:09,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:10:09,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:10:09,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:10:09" (1/1) ... [2022-12-14 20:10:09,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cccbadb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:09, skipping insertion in model container [2022-12-14 20:10:09,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:10:09" (1/1) ... [2022-12-14 20:10:09,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:10:09,625 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:10:09,887 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_01fc8762-e56a-4125-bee7-28f1220ad428/sv-benchmarks/c/pthread-ext/09_fmaxsym.i[30422,30435] [2022-12-14 20:10:09,896 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:10:09,915 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:10:09,948 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_01fc8762-e56a-4125-bee7-28f1220ad428/sv-benchmarks/c/pthread-ext/09_fmaxsym.i[30422,30435] [2022-12-14 20:10:09,951 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:10:09,996 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:10:09,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:09 WrapperNode [2022-12-14 20:10:09,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:10:09,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:10:09,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:10:09,998 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:10:10,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:09" (1/1) ... [2022-12-14 20:10:10,022 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:09" (1/1) ... [2022-12-14 20:10:10,042 INFO L138 Inliner]: procedures = 175, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 68 [2022-12-14 20:10:10,043 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:10:10,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:10:10,043 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:10:10,044 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:10:10,051 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:09" (1/1) ... [2022-12-14 20:10:10,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:09" (1/1) ... [2022-12-14 20:10:10,055 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:09" (1/1) ... [2022-12-14 20:10:10,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:09" (1/1) ... [2022-12-14 20:10:10,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:09" (1/1) ... [2022-12-14 20:10:10,068 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:09" (1/1) ... [2022-12-14 20:10:10,071 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:09" (1/1) ... [2022-12-14 20:10:10,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:09" (1/1) ... [2022-12-14 20:10:10,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:10:10,079 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:10:10,079 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:10:10,079 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:10:10,079 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:09" (1/1) ... [2022-12-14 20:10:10,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:10:10,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:10:10,105 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:10:10,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:10:10,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 20:10:10,134 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-14 20:10:10,134 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-14 20:10:10,134 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 20:10:10,134 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 20:10:10,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:10:10,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:10:10,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:10:10,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 20:10:10,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 20:10:10,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 20:10:10,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:10:10,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:10:10,140 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 20:10:10,257 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:10:10,259 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:10:10,411 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:10:10,446 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:10:10,447 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 20:10:10,447 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L697 is neither atomic block end nor a sink node. [2022-12-14 20:10:10,448 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) [2022-12-14 20:10:10,451 INFO L158 Benchmark]: Toolchain (without parser) took 865.26ms. Allocated memory is still 67.1MB. Free memory was 43.5MB in the beginning and 31.8MB in the end (delta: 11.7MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2022-12-14 20:10:10,451 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 54.5MB. Free memory was 33.0MB in the beginning and 33.0MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:10:10,452 INFO L158 Benchmark]: CACSL2BoogieTranslator took 411.72ms. Allocated memory is still 67.1MB. Free memory was 43.3MB in the beginning and 37.8MB in the end (delta: 5.5MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2022-12-14 20:10:10,452 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.56ms. Allocated memory is still 67.1MB. Free memory was 37.8MB in the beginning and 35.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:10:10,452 INFO L158 Benchmark]: Boogie Preprocessor took 34.49ms. Allocated memory is still 67.1MB. Free memory was 35.5MB in the beginning and 33.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:10:10,453 INFO L158 Benchmark]: RCFGBuilder took 371.22ms. Allocated memory is still 67.1MB. Free memory was 33.6MB in the beginning and 31.8MB in the end (delta: 1.8MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2022-12-14 20:10:10,454 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 54.5MB. Free memory was 33.0MB in the beginning and 33.0MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 411.72ms. Allocated memory is still 67.1MB. Free memory was 43.3MB in the beginning and 37.8MB in the end (delta: 5.5MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.56ms. Allocated memory is still 67.1MB. Free memory was 37.8MB in the beginning and 35.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.49ms. Allocated memory is still 67.1MB. Free memory was 35.5MB in the beginning and 33.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 371.22ms. Allocated memory is still 67.1MB. Free memory was 33.6MB in the beginning and 31.8MB in the end (delta: 1.8MB). Peak memory consumption was 7.4MB. 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. [2022-12-14 20:10:10,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fc8762-e56a-4125-bee7-28f1220ad428/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?