./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed.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_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/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_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/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_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/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 1e7e50acdaac6c5347f0e6861619a1b564ff01a6e5e780f6d69a20f7f739312d --- 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 16:47:49,843 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:47:49,845 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:47:49,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:47:49,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:47:49,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:47:49,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:47:49,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:47:49,888 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:47:49,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:47:49,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:47:49,893 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:47:49,893 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:47:49,895 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:47:49,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:47:49,898 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:47:49,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:47:49,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:47:49,902 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:47:49,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:47:49,907 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:47:49,908 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:47:49,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:47:49,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:47:49,916 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:47:49,917 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:47:49,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:47:49,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:47:49,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:47:49,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:47:49,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:47:49,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:47:49,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:47:49,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:47:49,925 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:47:49,926 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:47:49,927 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:47:49,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:47:49,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:47:49,929 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:47:49,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:47:49,931 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:47:49,956 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:47:49,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:47:49,957 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:47:49,958 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:47:49,958 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:47:49,958 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:47:49,959 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:47:49,959 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:47:49,959 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:47:49,959 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:47:49,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:47:49,960 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:47:49,960 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:47:49,960 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:47:49,960 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:47:49,960 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:47:49,960 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:47:49,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:47:49,961 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:47:49,961 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:47:49,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:47:49,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:49,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:47:49,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:47:49,962 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:47:49,962 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:47:49,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:47:49,963 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:47:49,963 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_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e7e50acdaac6c5347f0e6861619a1b564ff01a6e5e780f6d69a20f7f739312d [2022-10-17 16:47:50,197 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:47:50,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:47:50,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:47:50,269 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:47:50,274 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:47:50,276 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed.i [2022-10-17 16:47:50,361 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/data/cca9c7a66/2311839dd18e410bac0d4d2eccc352b8/FLAG81e7b53d0 [2022-10-17 16:47:51,011 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:47:51,012 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed.i [2022-10-17 16:47:51,031 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/data/cca9c7a66/2311839dd18e410bac0d4d2eccc352b8/FLAG81e7b53d0 [2022-10-17 16:47:51,271 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/data/cca9c7a66/2311839dd18e410bac0d4d2eccc352b8 [2022-10-17 16:47:51,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:47:51,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:47:51,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:51,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:47:51,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:47:51,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:51,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34466580 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51, skipping insertion in model container [2022-10-17 16:47:51,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:51,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:47:51,366 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:47:51,811 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_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed.i[30382,30395] [2022-10-17 16:47:51,821 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_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed.i[30752,30765] [2022-10-17 16:47:51,830 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:51,839 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:47:51,884 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_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed.i[30382,30395] [2022-10-17 16:47:51,886 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_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed.i[30752,30765] [2022-10-17 16:47:51,890 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:51,930 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:47:51,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51 WrapperNode [2022-10-17 16:47:51,931 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:51,932 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:51,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:47:51,933 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:47:51,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:51,973 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:52,007 INFO L138 Inliner]: procedures = 172, calls = 20, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 68 [2022-10-17 16:47:52,007 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:52,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:47:52,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:47:52,009 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:47:52,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:52,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:52,024 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:52,024 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:52,029 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:52,033 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:52,035 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:52,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:52,040 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:47:52,041 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:47:52,041 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:47:52,042 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:47:52,043 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:52,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:52,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:47:52,077 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:47:52,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:47:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-10-17 16:47:52,125 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-10-17 16:47:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:47:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2022-10-17 16:47:52,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2022-10-17 16:47:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:47:52,126 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:47:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:47:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:47:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:47:52,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:47:52,131 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2022-10-17 16:47:52,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2022-10-17 16:47:52,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:47:52,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:47:52,134 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 16:47:52,259 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:47:52,261 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:47:52,473 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:47:52,631 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:47:52,632 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:47:52,633 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_acquireENTRY is neither atomic block end nor a sink node. [2022-10-17 16:47:52,634 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) [2022-10-17 16:47:52,638 INFO L158 Benchmark]: Toolchain (without parser) took 1361.72ms. Allocated memory was 104.9MB in the beginning and 142.6MB in the end (delta: 37.7MB). Free memory was 66.1MB in the beginning and 117.0MB in the end (delta: -50.9MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2022-10-17 16:47:52,639 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory was 79.2MB in the beginning and 79.2MB in the end (delta: 29.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:47:52,640 INFO L158 Benchmark]: CACSL2BoogieTranslator took 652.65ms. Allocated memory is still 104.9MB. Free memory was 65.9MB in the beginning and 65.7MB in the end (delta: 164.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:47:52,641 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.31ms. Allocated memory is still 104.9MB. Free memory was 65.7MB in the beginning and 63.7MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:47:52,642 INFO L158 Benchmark]: Boogie Preprocessor took 31.92ms. Allocated memory is still 104.9MB. Free memory was 63.7MB in the beginning and 62.3MB in the end (delta: 1.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:47:52,643 INFO L158 Benchmark]: RCFGBuilder took 595.33ms. Allocated memory was 104.9MB in the beginning and 142.6MB in the end (delta: 37.7MB). Free memory was 62.3MB in the beginning and 117.0MB in the end (delta: -54.8MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2022-10-17 16:47:52,647 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory was 79.2MB in the beginning and 79.2MB in the end (delta: 29.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 652.65ms. Allocated memory is still 104.9MB. Free memory was 65.9MB in the beginning and 65.7MB in the end (delta: 164.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.31ms. Allocated memory is still 104.9MB. Free memory was 65.7MB in the beginning and 63.7MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.92ms. Allocated memory is still 104.9MB. Free memory was 63.7MB in the beginning and 62.3MB in the end (delta: 1.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 595.33ms. Allocated memory was 104.9MB in the beginning and 142.6MB in the end (delta: 37.7MB). Free memory was 62.3MB in the beginning and 117.0MB in the end (delta: -54.8MB). Peak memory consumption was 16.9MB. 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. [2022-10-17 16:47:52,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/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_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/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_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/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_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/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 1e7e50acdaac6c5347f0e6861619a1b564ff01a6e5e780f6d69a20f7f739312d --- 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 16:47:55,082 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:47:55,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:47:55,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:47:55,118 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:47:55,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:47:55,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:47:55,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:47:55,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:47:55,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:47:55,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:47:55,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:47:55,132 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:47:55,134 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:47:55,135 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:47:55,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:47:55,138 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:47:55,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:47:55,142 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:47:55,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:47:55,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:47:55,149 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:47:55,151 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:47:55,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:47:55,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:47:55,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:47:55,162 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:47:55,163 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:47:55,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:47:55,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:47:55,166 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:47:55,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:47:55,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:47:55,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:47:55,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:47:55,180 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:47:55,181 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:47:55,181 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:47:55,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:47:55,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:47:55,185 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:47:55,187 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:47:55,212 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:47:55,212 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:47:55,213 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:47:55,213 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:47:55,214 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:47:55,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:47:55,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:47:55,215 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:47:55,215 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:47:55,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:47:55,216 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:47:55,216 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:47:55,216 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:47:55,217 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:47:55,217 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:47:55,217 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:47:55,217 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:47:55,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:47:55,218 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:47:55,218 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:47:55,218 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:47:55,219 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:47:55,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:47:55,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:55,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:47:55,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:47:55,220 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:47:55,220 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:47:55,221 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:47:55,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:47:55,221 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:47:55,221 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:47:55,222 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_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e7e50acdaac6c5347f0e6861619a1b564ff01a6e5e780f6d69a20f7f739312d [2022-10-17 16:47:55,644 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:47:55,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:47:55,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:47:55,681 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:47:55,682 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:47:55,685 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed.i [2022-10-17 16:47:55,772 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/data/cf860d701/e4fe8ce8701d4044bbb11a22b5f8d7a7/FLAG07efb081d [2022-10-17 16:47:56,443 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:47:56,445 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed.i [2022-10-17 16:47:56,462 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/data/cf860d701/e4fe8ce8701d4044bbb11a22b5f8d7a7/FLAG07efb081d [2022-10-17 16:47:56,675 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/data/cf860d701/e4fe8ce8701d4044bbb11a22b5f8d7a7 [2022-10-17 16:47:56,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:47:56,679 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:47:56,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:56,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:47:56,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:47:56,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:56" (1/1) ... [2022-10-17 16:47:56,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14ed043f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:56, skipping insertion in model container [2022-10-17 16:47:56,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:56" (1/1) ... [2022-10-17 16:47:56,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:47:56,768 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:47:57,190 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_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed.i[30382,30395] [2022-10-17 16:47:57,198 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_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed.i[30752,30765] [2022-10-17 16:47:57,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:57,230 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:47:57,263 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_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed.i[30382,30395] [2022-10-17 16:47:57,265 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_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed.i[30752,30765] [2022-10-17 16:47:57,268 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:57,318 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:47:57,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:57 WrapperNode [2022-10-17 16:47:57,319 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:57,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:57,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:47:57,321 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:47:57,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:57" (1/1) ... [2022-10-17 16:47:57,353 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:57" (1/1) ... [2022-10-17 16:47:57,378 INFO L138 Inliner]: procedures = 175, calls = 20, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 69 [2022-10-17 16:47:57,380 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:57,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:47:57,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:47:57,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:47:57,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:57" (1/1) ... [2022-10-17 16:47:57,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:57" (1/1) ... [2022-10-17 16:47:57,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:57" (1/1) ... [2022-10-17 16:47:57,408 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:57" (1/1) ... [2022-10-17 16:47:57,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:57" (1/1) ... [2022-10-17 16:47:57,423 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:57" (1/1) ... [2022-10-17 16:47:57,425 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:57" (1/1) ... [2022-10-17 16:47:57,427 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:57" (1/1) ... [2022-10-17 16:47:57,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:47:57,439 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:47:57,440 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:47:57,440 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:47:57,441 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:57" (1/1) ... [2022-10-17 16:47:57,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:57,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:47:57,487 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:47:57,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:47:57,531 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-10-17 16:47:57,531 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-10-17 16:47:57,531 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2022-10-17 16:47:57,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2022-10-17 16:47:57,533 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:47:57,533 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:47:57,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:47:57,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:47:57,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:47:57,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:47:57,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:47:57,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2022-10-17 16:47:57,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2022-10-17 16:47:57,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:47:57,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:47:57,536 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 16:47:57,739 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:47:57,742 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:47:58,041 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:47:58,162 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:47:58,162 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:47:58,163 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_acquireENTRY is neither atomic block end nor a sink node. [2022-10-17 16:47:58,164 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) [2022-10-17 16:47:58,172 INFO L158 Benchmark]: Toolchain (without parser) took 1490.82ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 35.1MB in the beginning and 43.0MB in the end (delta: -7.9MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2022-10-17 16:47:58,173 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 58.7MB. Free memory is still 39.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:47:58,174 INFO L158 Benchmark]: CACSL2BoogieTranslator took 639.34ms. Allocated memory is still 58.7MB. Free memory was 34.9MB in the beginning and 31.4MB in the end (delta: 3.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:47:58,175 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.25ms. Allocated memory is still 58.7MB. Free memory was 31.2MB in the beginning and 29.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:47:58,176 INFO L158 Benchmark]: Boogie Preprocessor took 58.01ms. Allocated memory is still 58.7MB. Free memory was 29.1MB in the beginning and 27.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:47:58,178 INFO L158 Benchmark]: RCFGBuilder took 729.49ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 27.4MB in the beginning and 43.0MB in the end (delta: -15.6MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2022-10-17 16:47:58,187 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 58.7MB. Free memory is still 39.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 639.34ms. Allocated memory is still 58.7MB. Free memory was 34.9MB in the beginning and 31.4MB in the end (delta: 3.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.25ms. Allocated memory is still 58.7MB. Free memory was 31.2MB in the beginning and 29.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.01ms. Allocated memory is still 58.7MB. Free memory was 29.1MB in the beginning and 27.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 729.49ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 27.4MB in the beginning and 43.0MB in the end (delta: -15.6MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:47:58,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a49b25c-e40e-4d9e-af96-9381a93d8aa5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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?