./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/qw2004-2b.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004-2b.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ --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 f17f6182d2330561fe6717b6a061d0dded698483f9e32b37a3b36e1144855a29 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:18:12,770 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:18:12,773 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:18:12,821 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:18:12,821 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:18:12,825 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:18:12,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:18:12,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:18:12,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:18:12,842 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:18:12,843 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:18:12,845 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:18:12,852 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:18:12,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:18:12,858 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:18:12,862 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:18:12,864 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:18:12,865 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:18:12,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:18:12,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:18:12,877 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:18:12,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:18:12,881 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:18:12,882 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:18:12,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:18:12,892 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:18:12,892 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:18:12,894 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:18:12,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:18:12,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:18:12,896 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:18:12,897 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:18:12,899 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:18:12,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:18:12,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:18:12,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:18:12,903 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:18:12,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:18:12,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:18:12,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:18:12,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:18:12,906 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:18:12,950 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:18:12,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:18:12,952 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:18:12,952 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:18:12,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:18:12,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:18:12,954 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:18:12,954 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:18:12,954 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:18:12,954 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:18:12,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:18:12,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:18:12,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:18:12,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:18:12,956 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:18:12,956 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:18:12,957 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:18:12,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:18:12,957 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:18:12,957 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:18:12,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:18:12,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:18:12,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:18:12,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:18:12,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:18:12,959 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:18:12,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:18:12,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:18:12,960 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_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f17f6182d2330561fe6717b6a061d0dded698483f9e32b37a3b36e1144855a29 [2021-11-22 23:18:13,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:18:13,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:18:13,226 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:18:13,228 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:18:13,228 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:18:13,230 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-lit/qw2004-2b.i [2021-11-22 23:18:13,303 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/data/dc3c11931/02f732ff8dd4492daa5567cb3a2511f6/FLAGaf45f14a6 [2021-11-22 23:18:13,903 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:18:13,909 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/sv-benchmarks/c/pthread-lit/qw2004-2b.i [2021-11-22 23:18:13,933 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/data/dc3c11931/02f732ff8dd4492daa5567cb3a2511f6/FLAGaf45f14a6 [2021-11-22 23:18:14,179 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/data/dc3c11931/02f732ff8dd4492daa5567cb3a2511f6 [2021-11-22 23:18:14,183 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:18:14,184 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:18:14,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:18:14,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:18:14,193 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:18:14,193 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:18:14" (1/1) ... [2021-11-22 23:18:14,194 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@714ecffb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:14, skipping insertion in model container [2021-11-22 23:18:14,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:18:14" (1/1) ... [2021-11-22 23:18:14,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:18:14,247 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:18:14,716 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_e4c7cf91-ceab-46fd-be28-44948906dc68/sv-benchmarks/c/pthread-lit/qw2004-2b.i[30003,30016] [2021-11-22 23:18:14,742 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:18:14,751 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:18:14,785 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_e4c7cf91-ceab-46fd-be28-44948906dc68/sv-benchmarks/c/pthread-lit/qw2004-2b.i[30003,30016] [2021-11-22 23:18:14,792 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:18:14,836 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:18:14,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:14 WrapperNode [2021-11-22 23:18:14,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:18:14,841 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:18:14,842 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:18:14,842 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:18:14,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:14" (1/1) ... [2021-11-22 23:18:14,870 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:14" (1/1) ... [2021-11-22 23:18:14,903 INFO L137 Inliner]: procedures = 175, calls = 36, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 100 [2021-11-22 23:18:14,904 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:18:14,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:18:14,905 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:18:14,905 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:18:14,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:14" (1/1) ... [2021-11-22 23:18:14,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:14" (1/1) ... [2021-11-22 23:18:14,919 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:14" (1/1) ... [2021-11-22 23:18:14,920 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:14" (1/1) ... [2021-11-22 23:18:14,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:14" (1/1) ... [2021-11-22 23:18:14,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:14" (1/1) ... [2021-11-22 23:18:14,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:14" (1/1) ... [2021-11-22 23:18:14,935 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:18:14,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:18:14,936 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:18:14,937 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:18:14,938 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:14" (1/1) ... [2021-11-22 23:18:14,956 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:18:14,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:18:14,982 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:18:15,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:18:15,035 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2021-11-22 23:18:15,035 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2021-11-22 23:18:15,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:18:15,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 23:18:15,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:18:15,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:18:15,036 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_IoDecrement [2021-11-22 23:18:15,036 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_IoDecrement [2021-11-22 23:18:15,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:18:15,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:18:15,036 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 23:18:15,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:18:15,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:18:15,038 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:18:15,142 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:18:15,144 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:18:15,390 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:18:15,416 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:18:15,417 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:18:15,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:18:15 BoogieIcfgContainer [2021-11-22 23:18:15,419 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:18:15,420 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:18:15,421 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:18:15,432 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:18:15,432 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:18:15" (1/1) ... [2021-11-22 23:18:15,433 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) [2021-11-22 23:18:15,438 INFO L158 Benchmark]: Toolchain (without parser) took 1252.72ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 54.4MB in the beginning and 62.3MB in the end (delta: -7.9MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2021-11-22 23:18:15,439 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 90.2MB. Free memory is still 56.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:18:15,440 INFO L158 Benchmark]: CACSL2BoogieTranslator took 655.00ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 54.3MB in the beginning and 79.7MB in the end (delta: -25.4MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2021-11-22 23:18:15,441 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.41ms. Allocated memory is still 111.1MB. Free memory was 79.5MB in the beginning and 77.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:18:15,441 INFO L158 Benchmark]: Boogie Preprocessor took 30.75ms. Allocated memory is still 111.1MB. Free memory was 77.4MB in the beginning and 75.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:18:15,442 INFO L158 Benchmark]: RCFGBuilder took 483.51ms. Allocated memory is still 111.1MB. Free memory was 75.9MB in the beginning and 63.4MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-22 23:18:15,443 INFO L158 Benchmark]: CodeCheck took 15.61ms. Allocated memory is still 111.1MB. Free memory was 63.4MB in the beginning and 62.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:18:15,447 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 0.29ms. Allocated memory is still 90.2MB. Free memory is still 56.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 655.00ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 54.3MB in the beginning and 79.7MB in the end (delta: -25.4MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.41ms. Allocated memory is still 111.1MB. Free memory was 79.5MB in the beginning and 77.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.75ms. Allocated memory is still 111.1MB. Free memory was 77.4MB in the beginning and 75.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 483.51ms. Allocated memory is still 111.1MB. Free memory was 75.9MB in the beginning and 63.4MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 15.61ms. Allocated memory is still 111.1MB. Free memory was 63.4MB in the beginning and 62.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:18:15,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/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_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004-2b.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ --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 f17f6182d2330561fe6717b6a061d0dded698483f9e32b37a3b36e1144855a29 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:18:18,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:18:18,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:18:18,081 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:18:18,083 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:18:18,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:18:18,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:18:18,102 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:18:18,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:18:18,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:18:18,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:18:18,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:18:18,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:18:18,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:18:18,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:18:18,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:18:18,122 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:18:18,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:18:18,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:18:18,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:18:18,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:18:18,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:18:18,136 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:18:18,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:18:18,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:18:18,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:18:18,141 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:18:18,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:18:18,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:18:18,144 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:18:18,144 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:18:18,145 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:18:18,145 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:18:18,146 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:18:18,147 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:18:18,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:18:18,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:18:18,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:18:18,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:18:18,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:18:18,150 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:18:18,151 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-22 23:18:18,200 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:18:18,201 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:18:18,202 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:18:18,203 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:18:18,204 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:18:18,204 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:18:18,205 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:18:18,205 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:18:18,205 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:18:18,205 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:18:18,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:18:18,207 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:18:18,207 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:18:18,207 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 23:18:18,208 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 23:18:18,208 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 23:18:18,208 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:18:18,208 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:18:18,209 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:18:18,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:18:18,209 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:18:18,209 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:18:18,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:18:18,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:18:18,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:18:18,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:18:18,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:18:18,211 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-22 23:18:18,211 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 23:18:18,211 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:18:18,211 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-22 23:18:18,212 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 23:18:18,212 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_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f17f6182d2330561fe6717b6a061d0dded698483f9e32b37a3b36e1144855a29 [2021-11-22 23:18:18,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:18:18,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:18:18,610 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:18:18,611 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:18:18,612 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:18:18,615 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-lit/qw2004-2b.i [2021-11-22 23:18:18,689 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/data/798ec0c75/1d95beb66a17443b9c74ac7710420de5/FLAGba67b1fac [2021-11-22 23:18:19,398 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:18:19,399 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/sv-benchmarks/c/pthread-lit/qw2004-2b.i [2021-11-22 23:18:19,411 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/data/798ec0c75/1d95beb66a17443b9c74ac7710420de5/FLAGba67b1fac [2021-11-22 23:18:19,641 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/data/798ec0c75/1d95beb66a17443b9c74ac7710420de5 [2021-11-22 23:18:19,642 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:18:19,644 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:18:19,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:18:19,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:18:19,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:18:19,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:18:19" (1/1) ... [2021-11-22 23:18:19,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6070fa30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:19, skipping insertion in model container [2021-11-22 23:18:19,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:18:19" (1/1) ... [2021-11-22 23:18:19,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:18:19,700 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:18:20,061 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_e4c7cf91-ceab-46fd-be28-44948906dc68/sv-benchmarks/c/pthread-lit/qw2004-2b.i[30003,30016] [2021-11-22 23:18:20,089 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:18:20,104 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:18:20,162 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_e4c7cf91-ceab-46fd-be28-44948906dc68/sv-benchmarks/c/pthread-lit/qw2004-2b.i[30003,30016] [2021-11-22 23:18:20,176 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:18:20,225 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:18:20,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:20 WrapperNode [2021-11-22 23:18:20,226 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:18:20,227 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:18:20,227 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:18:20,227 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:18:20,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:20" (1/1) ... [2021-11-22 23:18:20,266 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:20" (1/1) ... [2021-11-22 23:18:20,303 INFO L137 Inliner]: procedures = 178, calls = 36, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 99 [2021-11-22 23:18:20,304 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:18:20,305 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:18:20,305 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:18:20,305 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:18:20,314 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:20" (1/1) ... [2021-11-22 23:18:20,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:20" (1/1) ... [2021-11-22 23:18:20,328 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:20" (1/1) ... [2021-11-22 23:18:20,328 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:20" (1/1) ... [2021-11-22 23:18:20,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:20" (1/1) ... [2021-11-22 23:18:20,338 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:20" (1/1) ... [2021-11-22 23:18:20,358 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:20" (1/1) ... [2021-11-22 23:18:20,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:18:20,363 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:18:20,363 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:18:20,363 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:18:20,364 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:20" (1/1) ... [2021-11-22 23:18:20,383 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:18:20,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:18:20,412 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:18:20,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:18:20,463 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2021-11-22 23:18:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2021-11-22 23:18:20,463 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 23:18:20,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:18:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:18:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_IoDecrement [2021-11-22 23:18:20,464 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_IoDecrement [2021-11-22 23:18:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:18:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-22 23:18:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-22 23:18:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 23:18:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:18:20,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:18:20,468 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:18:20,647 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:18:20,648 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:18:20,839 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:18:20,890 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:18:20,890 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:18:20,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:18:20 BoogieIcfgContainer [2021-11-22 23:18:20,893 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:18:20,895 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:18:20,895 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:18:20,905 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:18:20,905 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:18:20" (1/1) ... [2021-11-22 23:18:20,907 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) [2021-11-22 23:18:20,914 INFO L158 Benchmark]: Toolchain (without parser) took 1268.93ms. Allocated memory is still 71.3MB. Free memory was 50.9MB in the beginning and 46.5MB in the end (delta: 4.4MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2021-11-22 23:18:20,916 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 71.3MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:18:20,917 INFO L158 Benchmark]: CACSL2BoogieTranslator took 575.11ms. Allocated memory is still 71.3MB. Free memory was 50.8MB in the beginning and 43.7MB in the end (delta: 7.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 23:18:20,918 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.19ms. Allocated memory is still 71.3MB. Free memory was 43.7MB in the beginning and 41.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:18:20,919 INFO L158 Benchmark]: Boogie Preprocessor took 57.35ms. Allocated memory is still 71.3MB. Free memory was 41.5MB in the beginning and 39.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:18:20,920 INFO L158 Benchmark]: RCFGBuilder took 530.42ms. Allocated memory is still 71.3MB. Free memory was 39.6MB in the beginning and 47.6MB in the end (delta: -8.0MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2021-11-22 23:18:20,921 INFO L158 Benchmark]: CodeCheck took 17.30ms. Allocated memory is still 71.3MB. Free memory was 47.3MB in the beginning and 46.5MB in the end (delta: 756.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:18:20,931 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 0.31ms. Allocated memory is still 71.3MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 575.11ms. Allocated memory is still 71.3MB. Free memory was 50.8MB in the beginning and 43.7MB in the end (delta: 7.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.19ms. Allocated memory is still 71.3MB. Free memory was 43.7MB in the beginning and 41.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.35ms. Allocated memory is still 71.3MB. Free memory was 41.5MB in the beginning and 39.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 530.42ms. Allocated memory is still 71.3MB. Free memory was 39.6MB in the beginning and 47.6MB in the end (delta: -8.0MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * CodeCheck took 17.30ms. Allocated memory is still 71.3MB. Free memory was 47.3MB in the beginning and 46.5MB in the end (delta: 756.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:18:20,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4c7cf91-ceab-46fd-be28-44948906dc68/bin/ukojak-LBtLqBUTdQ/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