./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/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_424a3c11-f239-4481-baa0-1413024f9751/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/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_424a3c11-f239-4481-baa0-1413024f9751/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 963498115a8eca6e92c68ab7fa8168826446f05b9b398350c3ee0745adf1bb45 --- 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 [2022-12-15 03:29:09,818 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:29:09,820 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:29:09,839 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:29:09,839 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:29:09,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:29:09,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:29:09,843 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:29:09,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:29:09,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:29:09,846 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:29:09,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:29:09,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:29:09,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:29:09,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:29:09,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:29:09,851 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:29:09,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:29:09,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:29:09,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:29:09,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:29:09,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:29:09,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:29:09,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:29:09,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:29:09,862 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:29:09,862 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:29:09,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:29:09,863 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:29:09,864 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:29:09,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:29:09,864 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:29:09,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:29:09,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:29:09,866 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:29:09,866 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:29:09,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:29:09,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:29:09,867 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:29:09,867 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:29:09,868 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:29:09,868 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 03:29:09,881 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:29:09,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:29:09,882 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:29:09,882 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:29:09,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:29:09,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:29:09,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:29:09,882 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 03:29:09,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:29:09,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 03:29:09,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:29:09,883 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:29:09,883 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:29:09,883 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:29:09,883 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 03:29:09,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:29:09,883 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:29:09,883 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:29:09,883 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:29:09,884 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:29:09,884 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:29:09,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:29:09,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:29:09,884 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:29:09,884 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:29:09,884 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:29:09,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:29:09,884 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:29:09,884 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_424a3c11-f239-4481-baa0-1413024f9751/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 963498115a8eca6e92c68ab7fa8168826446f05b9b398350c3ee0745adf1bb45 [2022-12-15 03:29:10,089 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:29:10,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:29:10,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:29:10,112 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:29:10,112 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:29:10,114 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i [2022-12-15 03:29:12,676 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:29:12,884 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:29:12,884 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i [2022-12-15 03:29:12,892 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/bin/ukojak-rkRKPMF4O4/data/354bcc55f/192b0e4a0caa427f8785040ded4cd95e/FLAG9830669e7 [2022-12-15 03:29:12,903 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/bin/ukojak-rkRKPMF4O4/data/354bcc55f/192b0e4a0caa427f8785040ded4cd95e [2022-12-15 03:29:12,905 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:29:12,906 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:29:12,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:29:12,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:29:12,909 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:29:12,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:29:12" (1/1) ... [2022-12-15 03:29:12,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28112c29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:12, skipping insertion in model container [2022-12-15 03:29:12,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:29:12" (1/1) ... [2022-12-15 03:29:12,916 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:29:12,940 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:29:13,145 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_424a3c11-f239-4481-baa0-1413024f9751/sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i[30540,30553] [2022-12-15 03:29:13,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:29:13,161 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:29:13,187 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_424a3c11-f239-4481-baa0-1413024f9751/sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i[30540,30553] [2022-12-15 03:29:13,189 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:29:13,211 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:29:13,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:13 WrapperNode [2022-12-15 03:29:13,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:29:13,212 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:29:13,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:29:13,212 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:29:13,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:13" (1/1) ... [2022-12-15 03:29:13,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:13" (1/1) ... [2022-12-15 03:29:13,240 INFO L138 Inliner]: procedures = 171, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2022-12-15 03:29:13,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:29:13,241 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:29:13,241 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:29:13,241 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:29:13,248 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:13" (1/1) ... [2022-12-15 03:29:13,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:13" (1/1) ... [2022-12-15 03:29:13,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:13" (1/1) ... [2022-12-15 03:29:13,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:13" (1/1) ... [2022-12-15 03:29:13,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:13" (1/1) ... [2022-12-15 03:29:13,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:13" (1/1) ... [2022-12-15 03:29:13,257 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:13" (1/1) ... [2022-12-15 03:29:13,258 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:13" (1/1) ... [2022-12-15 03:29:13,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:29:13,260 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:29:13,260 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:29:13,260 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:29:13,261 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:13" (1/1) ... [2022-12-15 03:29:13,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:29:13,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:29:13,283 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:29:13,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:29:13,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 03:29:13,311 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-15 03:29:13,311 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-15 03:29:13,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 03:29:13,311 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 03:29:13,311 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 03:29:13,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:29:13,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 03:29:13,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 03:29:13,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 03:29:13,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:29:13,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:29:13,313 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 03:29:13,406 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:29:13,408 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:29:13,546 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:29:13,648 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:29:13,648 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 03:29:13,649 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L692 is neither atomic block end nor a sink node. [2022-12-15 03:29:13,649 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) [2022-12-15 03:29:13,653 INFO L158 Benchmark]: Toolchain (without parser) took 746.26ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 93.8MB in the beginning and 134.2MB in the end (delta: -40.4MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. [2022-12-15 03:29:13,653 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 138.4MB. Free memory is still 112.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:29:13,654 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.87ms. Allocated memory is still 138.4MB. Free memory was 93.3MB in the beginning and 73.9MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-15 03:29:13,654 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.76ms. Allocated memory is still 138.4MB. Free memory was 73.9MB in the beginning and 71.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:29:13,655 INFO L158 Benchmark]: Boogie Preprocessor took 18.47ms. Allocated memory is still 138.4MB. Free memory was 71.7MB in the beginning and 70.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:29:13,655 INFO L158 Benchmark]: RCFGBuilder took 391.22ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 70.2MB in the beginning and 134.2MB in the end (delta: -64.0MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2022-12-15 03:29:13,657 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 138.4MB. Free memory is still 112.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.87ms. Allocated memory is still 138.4MB. Free memory was 93.3MB in the beginning and 73.9MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.76ms. Allocated memory is still 138.4MB. Free memory was 73.9MB in the beginning and 71.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.47ms. Allocated memory is still 138.4MB. Free memory was 71.7MB in the beginning and 70.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 391.22ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 70.2MB in the beginning and 134.2MB in the end (delta: -64.0MB). Peak memory consumption was 28.8MB. 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. [2022-12-15 03:29:13,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/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_424a3c11-f239-4481-baa0-1413024f9751/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/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_424a3c11-f239-4481-baa0-1413024f9751/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 963498115a8eca6e92c68ab7fa8168826446f05b9b398350c3ee0745adf1bb45 --- 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 [2022-12-15 03:29:15,438 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:29:15,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:29:15,458 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:29:15,459 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:29:15,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:29:15,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:29:15,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:29:15,464 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:29:15,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:29:15,466 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:29:15,467 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:29:15,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:29:15,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:29:15,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:29:15,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:29:15,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:29:15,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:29:15,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:29:15,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:29:15,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:29:15,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:29:15,479 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:29:15,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:29:15,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:29:15,484 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:29:15,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:29:15,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:29:15,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:29:15,486 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:29:15,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:29:15,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:29:15,488 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:29:15,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:29:15,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:29:15,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:29:15,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:29:15,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:29:15,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:29:15,497 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:29:15,498 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:29:15,498 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-15 03:29:15,516 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:29:15,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:29:15,517 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:29:15,517 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:29:15,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:29:15,518 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:29:15,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:29:15,518 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 03:29:15,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 03:29:15,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:29:15,519 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:29:15,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:29:15,519 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:29:15,519 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 03:29:15,519 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 03:29:15,519 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 03:29:15,519 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 03:29:15,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:29:15,519 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:29:15,520 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:29:15,520 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:29:15,520 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:29:15,520 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:29:15,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:29:15,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:29:15,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:29:15,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:29:15,521 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 03:29:15,521 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 03:29:15,521 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:29:15,521 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 03:29:15,521 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 03:29:15,521 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_424a3c11-f239-4481-baa0-1413024f9751/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 963498115a8eca6e92c68ab7fa8168826446f05b9b398350c3ee0745adf1bb45 [2022-12-15 03:29:15,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:29:15,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:29:15,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:29:15,764 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:29:15,765 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:29:15,766 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i [2022-12-15 03:29:18,313 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:29:18,540 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:29:18,541 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i [2022-12-15 03:29:18,551 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/bin/ukojak-rkRKPMF4O4/data/958b847e4/8ee111a403654af1aedaad706384a82e/FLAG036283e17 [2022-12-15 03:29:18,873 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/bin/ukojak-rkRKPMF4O4/data/958b847e4/8ee111a403654af1aedaad706384a82e [2022-12-15 03:29:18,874 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:29:18,875 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:29:18,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:29:18,876 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:29:18,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:29:18,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:29:18" (1/1) ... [2022-12-15 03:29:18,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b1ca80d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:18, skipping insertion in model container [2022-12-15 03:29:18,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:29:18" (1/1) ... [2022-12-15 03:29:18,885 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:29:18,907 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:29:19,120 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_424a3c11-f239-4481-baa0-1413024f9751/sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i[30540,30553] [2022-12-15 03:29:19,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:29:19,138 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:29:19,164 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_424a3c11-f239-4481-baa0-1413024f9751/sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i[30540,30553] [2022-12-15 03:29:19,166 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:29:19,211 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:29:19,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:19 WrapperNode [2022-12-15 03:29:19,212 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:29:19,213 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:29:19,213 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:29:19,213 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:29:19,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:19" (1/1) ... [2022-12-15 03:29:19,235 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:19" (1/1) ... [2022-12-15 03:29:19,254 INFO L138 Inliner]: procedures = 175, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2022-12-15 03:29:19,254 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:29:19,255 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:29:19,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:29:19,255 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:29:19,263 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:19" (1/1) ... [2022-12-15 03:29:19,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:19" (1/1) ... [2022-12-15 03:29:19,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:19" (1/1) ... [2022-12-15 03:29:19,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:19" (1/1) ... [2022-12-15 03:29:19,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:19" (1/1) ... [2022-12-15 03:29:19,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:19" (1/1) ... [2022-12-15 03:29:19,280 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:19" (1/1) ... [2022-12-15 03:29:19,281 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:19" (1/1) ... [2022-12-15 03:29:19,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:29:19,285 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:29:19,285 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:29:19,285 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:29:19,286 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:29:19" (1/1) ... [2022-12-15 03:29:19,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:29:19,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:29:19,311 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:29:19,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:29:19,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-15 03:29:19,346 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-15 03:29:19,346 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-15 03:29:19,346 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 03:29:19,346 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 03:29:19,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:29:19,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 03:29:19,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 03:29:19,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 03:29:19,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 03:29:19,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-15 03:29:19,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:29:19,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:29:19,349 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 03:29:19,451 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:29:19,453 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:29:19,603 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:29:19,708 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:29:19,708 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 03:29:19,709 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L692 is neither atomic block end nor a sink node. [2022-12-15 03:29:19,709 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) [2022-12-15 03:29:19,712 INFO L158 Benchmark]: Toolchain (without parser) took 836.11ms. Allocated memory is still 88.1MB. Free memory was 65.6MB in the beginning and 60.1MB in the end (delta: 5.5MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2022-12-15 03:29:19,712 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:29:19,713 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.89ms. Allocated memory is still 88.1MB. Free memory was 65.3MB in the beginning and 64.6MB in the end (delta: 758.9kB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2022-12-15 03:29:19,713 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.35ms. Allocated memory is still 88.1MB. Free memory was 64.6MB in the beginning and 62.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:29:19,713 INFO L158 Benchmark]: Boogie Preprocessor took 29.63ms. Allocated memory is still 88.1MB. Free memory was 62.3MB in the beginning and 60.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:29:19,714 INFO L158 Benchmark]: RCFGBuilder took 425.99ms. Allocated memory is still 88.1MB. Free memory was 60.4MB in the beginning and 60.5MB in the end (delta: -110.9kB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2022-12-15 03:29:19,715 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.89ms. Allocated memory is still 88.1MB. Free memory was 65.3MB in the beginning and 64.6MB in the end (delta: 758.9kB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.35ms. Allocated memory is still 88.1MB. Free memory was 64.6MB in the beginning and 62.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.63ms. Allocated memory is still 88.1MB. Free memory was 62.3MB in the beginning and 60.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 425.99ms. Allocated memory is still 88.1MB. Free memory was 60.4MB in the beginning and 60.5MB in the end (delta: -110.9kB). Peak memory consumption was 23.6MB. 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. [2022-12-15 03:29:19,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_424a3c11-f239-4481-baa0-1413024f9751/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?