./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-atomic/szymanski.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/szymanski.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB --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 bc84ca2197caec735a8480f9d61b820c686ed9ae52711f2c7500999694c2ad40 --- 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-dbf71c6-m [2022-10-17 16:56:19,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:56:19,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:56:19,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:56:19,826 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:56:19,827 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:56:19,829 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:56:19,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:56:19,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:56:19,835 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:56:19,837 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:56:19,839 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:56:19,839 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:56:19,841 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:56:19,843 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:56:19,844 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:56:19,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:56:19,847 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:56:19,850 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:56:19,852 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:56:19,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:56:19,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:56:19,860 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:56:19,862 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:56:19,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:56:19,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:56:19,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:56:19,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:56:19,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:56:19,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:56:19,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:56:19,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:56:19,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:56:19,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:56:19,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:56:19,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:56:19,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:56:19,880 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:56:19,880 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:56:19,881 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:56:19,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:56:19,883 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:56:19,914 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:56:19,914 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:56:19,915 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:56:19,915 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:56:19,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:56:19,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:56:19,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:56:19,917 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:56:19,917 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:56:19,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:56:19,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:56:19,918 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:56:19,918 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:56:19,918 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:56:19,919 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:56:19,919 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:56:19,919 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:56:19,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:56:19,921 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:56:19,922 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:56:19,922 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:56:19,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:19,923 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:56:19,923 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:56:19,923 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:56:19,928 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:56:19,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:56:19,929 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:56:19,930 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_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc84ca2197caec735a8480f9d61b820c686ed9ae52711f2c7500999694c2ad40 [2022-10-17 16:56:20,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:56:20,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:56:20,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:56:20,195 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:56:20,196 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:56:20,197 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-atomic/szymanski.i [2022-10-17 16:56:20,262 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/data/90d3ea02d/0273322f10e94accbc09490412e9b11f/FLAGf6a1ee123 [2022-10-17 16:56:20,766 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:56:20,774 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/sv-benchmarks/c/pthread-atomic/szymanski.i [2022-10-17 16:56:20,799 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/data/90d3ea02d/0273322f10e94accbc09490412e9b11f/FLAGf6a1ee123 [2022-10-17 16:56:21,069 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/data/90d3ea02d/0273322f10e94accbc09490412e9b11f [2022-10-17 16:56:21,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:56:21,072 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:56:21,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:21,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:56:21,077 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:56:21,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:21" (1/1) ... [2022-10-17 16:56:21,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30145ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:21, skipping insertion in model container [2022-10-17 16:56:21,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:21" (1/1) ... [2022-10-17 16:56:21,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:56:21,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:56:21,430 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 16:56:21,634 WARN L230 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_42414942-7d37-4783-9793-3bc2f4f2306b/sv-benchmarks/c/pthread-atomic/szymanski.i[31505,31518] [2022-10-17 16:56:21,646 WARN L230 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_42414942-7d37-4783-9793-3bc2f4f2306b/sv-benchmarks/c/pthread-atomic/szymanski.i[32915,32928] [2022-10-17 16:56:21,656 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:21,672 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:56:21,698 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 16:56:21,730 WARN L230 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_42414942-7d37-4783-9793-3bc2f4f2306b/sv-benchmarks/c/pthread-atomic/szymanski.i[31505,31518] [2022-10-17 16:56:21,734 WARN L230 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_42414942-7d37-4783-9793-3bc2f4f2306b/sv-benchmarks/c/pthread-atomic/szymanski.i[32915,32928] [2022-10-17 16:56:21,752 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:21,798 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:56:21,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:21 WrapperNode [2022-10-17 16:56:21,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:21,800 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:21,800 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:56:21,800 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:56:21,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:21" (1/1) ... [2022-10-17 16:56:21,842 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:21" (1/1) ... [2022-10-17 16:56:21,865 INFO L138 Inliner]: procedures = 171, calls = 75, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2022-10-17 16:56:21,866 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:21,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:56:21,867 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:56:21,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:56:21,876 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:21" (1/1) ... [2022-10-17 16:56:21,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:21" (1/1) ... [2022-10-17 16:56:21,893 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:21" (1/1) ... [2022-10-17 16:56:21,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:21" (1/1) ... [2022-10-17 16:56:21,900 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:21" (1/1) ... [2022-10-17 16:56:21,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:21" (1/1) ... [2022-10-17 16:56:21,921 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:21" (1/1) ... [2022-10-17 16:56:21,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:21" (1/1) ... [2022-10-17 16:56:21,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:56:21,928 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:56:21,928 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:56:21,929 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:56:21,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:21" (1/1) ... [2022-10-17 16:56:21,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:21,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:56:21,968 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:56:21,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:56:22,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:56:22,011 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-10-17 16:56:22,012 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-10-17 16:56:22,012 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-10-17 16:56:22,012 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-10-17 16:56:22,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:56:22,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:56:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:56:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:56:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:56:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:56:22,014 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:56:22,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:56:22,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:56:22,016 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:56:22,203 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:56:22,205 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:56:22,463 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:56:22,471 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:56:22,472 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-10-17 16:56:22,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:22 BoogieIcfgContainer [2022-10-17 16:56:22,478 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:56:22,479 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:56:22,479 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:56:22,490 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:56:22,490 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:22" (1/1) ... [2022-10-17 16:56:22,491 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 16:56:22,496 INFO L158 Benchmark]: Toolchain (without parser) took 1422.24ms. Allocated memory is still 111.1MB. Free memory was 63.4MB in the beginning and 53.2MB in the end (delta: 10.2MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2022-10-17 16:56:22,497 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 111.1MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:56:22,499 INFO L158 Benchmark]: CACSL2BoogieTranslator took 725.69ms. Allocated memory is still 111.1MB. Free memory was 63.2MB in the beginning and 71.9MB in the end (delta: -8.7MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2022-10-17 16:56:22,500 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.88ms. Allocated memory is still 111.1MB. Free memory was 71.9MB in the beginning and 70.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:56:22,501 INFO L158 Benchmark]: Boogie Preprocessor took 61.12ms. Allocated memory is still 111.1MB. Free memory was 70.1MB in the beginning and 68.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:56:22,502 INFO L158 Benchmark]: RCFGBuilder took 549.69ms. Allocated memory is still 111.1MB. Free memory was 68.4MB in the beginning and 54.1MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 16:56:22,503 INFO L158 Benchmark]: CodeCheck took 14.82ms. Allocated memory is still 111.1MB. Free memory was 54.1MB in the beginning and 53.2MB in the end (delta: 869.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:56:22,512 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 111.1MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 725.69ms. Allocated memory is still 111.1MB. Free memory was 63.2MB in the beginning and 71.9MB in the end (delta: -8.7MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.88ms. Allocated memory is still 111.1MB. Free memory was 71.9MB in the beginning and 70.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.12ms. Allocated memory is still 111.1MB. Free memory was 70.1MB in the beginning and 68.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 549.69ms. Allocated memory is still 111.1MB. Free memory was 68.4MB in the beginning and 54.1MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 14.82ms. Allocated memory is still 111.1MB. Free memory was 54.1MB in the beginning and 53.2MB in the end (delta: 869.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:56:22,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/szymanski.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB --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 bc84ca2197caec735a8480f9d61b820c686ed9ae52711f2c7500999694c2ad40 --- 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-dbf71c6-m [2022-10-17 16:56:24,979 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:56:24,982 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:56:25,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:56:25,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:56:25,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:56:25,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:56:25,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:56:25,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:56:25,063 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:56:25,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:56:25,069 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:56:25,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:56:25,072 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:56:25,074 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:56:25,076 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:56:25,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:56:25,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:56:25,081 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:56:25,093 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:56:25,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:56:25,097 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:56:25,100 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:56:25,103 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:56:25,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:56:25,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:56:25,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:56:25,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:56:25,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:56:25,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:56:25,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:56:25,120 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:56:25,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:56:25,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:56:25,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:56:25,124 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:56:25,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:56:25,126 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:56:25,126 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:56:25,128 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:56:25,129 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:56:25,130 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:56:25,179 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:56:25,180 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:56:25,181 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:56:25,182 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:56:25,183 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:56:25,183 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:56:25,184 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:56:25,184 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:56:25,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:56:25,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:56:25,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:56:25,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:56:25,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:56:25,186 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:56:25,186 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:56:25,187 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:56:25,187 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:56:25,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:56:25,187 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:56:25,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:56:25,188 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:56:25,188 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:56:25,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:56:25,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:25,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:56:25,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:56:25,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:56:25,189 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:56:25,189 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:56:25,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:56:25,190 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:56:25,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:56:25,191 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_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc84ca2197caec735a8480f9d61b820c686ed9ae52711f2c7500999694c2ad40 [2022-10-17 16:56:25,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:56:25,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:56:25,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:56:25,611 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:56:25,611 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:56:25,615 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-atomic/szymanski.i [2022-10-17 16:56:25,676 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/data/0dbf03b29/4a0ddc3b2946481e9cff61ffbfffca1e/FLAG23cd4d66c [2022-10-17 16:56:26,352 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:56:26,352 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/sv-benchmarks/c/pthread-atomic/szymanski.i [2022-10-17 16:56:26,369 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/data/0dbf03b29/4a0ddc3b2946481e9cff61ffbfffca1e/FLAG23cd4d66c [2022-10-17 16:56:26,609 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/data/0dbf03b29/4a0ddc3b2946481e9cff61ffbfffca1e [2022-10-17 16:56:26,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:56:26,613 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:56:26,614 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:26,614 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:56:26,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:56:26,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:26" (1/1) ... [2022-10-17 16:56:26,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@102750dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:26, skipping insertion in model container [2022-10-17 16:56:26,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:26" (1/1) ... [2022-10-17 16:56:26,627 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:56:26,672 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:56:26,837 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 16:56:26,994 WARN L230 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_42414942-7d37-4783-9793-3bc2f4f2306b/sv-benchmarks/c/pthread-atomic/szymanski.i[31505,31518] [2022-10-17 16:56:27,002 WARN L230 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_42414942-7d37-4783-9793-3bc2f4f2306b/sv-benchmarks/c/pthread-atomic/szymanski.i[32915,32928] [2022-10-17 16:56:27,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:27,022 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:56:27,037 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 16:56:27,060 WARN L230 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_42414942-7d37-4783-9793-3bc2f4f2306b/sv-benchmarks/c/pthread-atomic/szymanski.i[31505,31518] [2022-10-17 16:56:27,065 WARN L230 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_42414942-7d37-4783-9793-3bc2f4f2306b/sv-benchmarks/c/pthread-atomic/szymanski.i[32915,32928] [2022-10-17 16:56:27,069 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:27,130 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:56:27,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:27 WrapperNode [2022-10-17 16:56:27,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:27,132 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:27,132 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:56:27,133 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:56:27,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:27" (1/1) ... [2022-10-17 16:56:27,159 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:27" (1/1) ... [2022-10-17 16:56:27,178 INFO L138 Inliner]: procedures = 174, calls = 75, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 43 [2022-10-17 16:56:27,179 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:27,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:56:27,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:56:27,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:56:27,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:27" (1/1) ... [2022-10-17 16:56:27,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:27" (1/1) ... [2022-10-17 16:56:27,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:27" (1/1) ... [2022-10-17 16:56:27,195 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:27" (1/1) ... [2022-10-17 16:56:27,205 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:27" (1/1) ... [2022-10-17 16:56:27,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:27" (1/1) ... [2022-10-17 16:56:27,214 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:27" (1/1) ... [2022-10-17 16:56:27,216 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:27" (1/1) ... [2022-10-17 16:56:27,221 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:56:27,222 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:56:27,222 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:56:27,222 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:56:27,223 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:27" (1/1) ... [2022-10-17 16:56:27,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:27,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:56:27,259 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:56:27,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:56:27,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:56:27,327 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-10-17 16:56:27,329 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-10-17 16:56:27,329 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-10-17 16:56:27,329 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-10-17 16:56:27,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:56:27,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:56:27,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:56:27,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:56:27,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:56:27,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:56:27,332 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:56:27,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:56:27,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:56:27,334 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:56:27,517 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:56:27,519 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:56:27,841 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:56:27,849 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:56:27,849 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-10-17 16:56:27,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:27 BoogieIcfgContainer [2022-10-17 16:56:27,852 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:56:27,853 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:56:27,853 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:56:27,863 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:56:27,864 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:27" (1/1) ... [2022-10-17 16:56:27,867 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 16:56:27,872 INFO L158 Benchmark]: Toolchain (without parser) took 1257.74ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 37.9MB in the beginning and 55.3MB in the end (delta: -17.4MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2022-10-17 16:56:27,875 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 60.8MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:56:27,877 INFO L158 Benchmark]: CACSL2BoogieTranslator took 517.18ms. Allocated memory is still 60.8MB. Free memory was 37.6MB in the beginning and 38.3MB in the end (delta: -688.1kB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2022-10-17 16:56:27,878 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.91ms. Allocated memory is still 60.8MB. Free memory was 38.1MB in the beginning and 36.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:56:27,879 INFO L158 Benchmark]: Boogie Preprocessor took 41.41ms. Allocated memory is still 60.8MB. Free memory was 36.2MB in the beginning and 34.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:56:27,880 INFO L158 Benchmark]: RCFGBuilder took 630.67ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 34.0MB in the beginning and 56.2MB in the end (delta: -22.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-10-17 16:56:27,882 INFO L158 Benchmark]: CodeCheck took 16.59ms. Allocated memory is still 81.8MB. Free memory was 56.2MB in the beginning and 55.3MB in the end (delta: 863.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:56:27,885 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 60.8MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 517.18ms. Allocated memory is still 60.8MB. Free memory was 37.6MB in the beginning and 38.3MB in the end (delta: -688.1kB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.91ms. Allocated memory is still 60.8MB. Free memory was 38.1MB in the beginning and 36.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.41ms. Allocated memory is still 60.8MB. Free memory was 36.2MB in the beginning and 34.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 630.67ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 34.0MB in the beginning and 56.2MB in the end (delta: -22.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 16.59ms. Allocated memory is still 81.8MB. Free memory was 56.2MB in the beginning and 55.3MB in the end (delta: 863.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:56:27,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42414942-7d37-4783-9793-3bc2f4f2306b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported