./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6710ae2bfe9a41273181e1b4b9dbdfa98f0dea6daffb771915892955eccb69dd --- 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-6b4ec56 [2022-11-20 17:37:16,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:37:16,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:37:16,116 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:37:16,117 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:37:16,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:37:16,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:37:16,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:37:16,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:37:16,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:37:16,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:37:16,127 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:37:16,127 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:37:16,129 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:37:16,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:37:16,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:37:16,132 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:37:16,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:37:16,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:37:16,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:37:16,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:37:16,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:37:16,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:37:16,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:37:16,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:37:16,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:37:16,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:37:16,148 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:37:16,148 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:37:16,149 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:37:16,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:37:16,151 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:37:16,152 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:37:16,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:37:16,154 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:37:16,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:37:16,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:37:16,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:37:16,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:37:16,157 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:37:16,158 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:37:16,159 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:37:16,181 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:37:16,182 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:37:16,183 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:37:16,183 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:37:16,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:37:16,184 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:37:16,184 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:37:16,185 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:37:16,185 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:37:16,185 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:37:16,185 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:37:16,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:37:16,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:37:16,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:37:16,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:37:16,187 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:37:16,187 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:37:16,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:37:16,187 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:37:16,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:37:16,188 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:37:16,188 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:37:16,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:37:16,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:37:16,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:37:16,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:37:16,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:37:16,190 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:37:16,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:37:16,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:37:16,190 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_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6710ae2bfe9a41273181e1b4b9dbdfa98f0dea6daffb771915892955eccb69dd [2022-11-20 17:37:16,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:37:16,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:37:16,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:37:16,463 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:37:16,464 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:37:16,465 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2022-11-20 17:37:19,628 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:37:19,963 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:37:19,964 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2022-11-20 17:37:19,993 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/data/b60225310/a5434494f33a4ccfa53d6d63ba6bd95b/FLAG09f96a2c0 [2022-11-20 17:37:20,015 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/data/b60225310/a5434494f33a4ccfa53d6d63ba6bd95b [2022-11-20 17:37:20,020 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:37:20,023 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:37:20,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:37:20,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:37:20,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:37:20,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:37:20" (1/1) ... [2022-11-20 17:37:20,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6381f4a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:20, skipping insertion in model container [2022-11-20 17:37:20,035 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:37:20" (1/1) ... [2022-11-20 17:37:20,044 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:37:20,103 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:37:20,574 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i[30553,30566] [2022-11-20 17:37:20,584 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:37:20,595 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:37:20,648 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i[30553,30566] [2022-11-20 17:37:20,652 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:37:20,699 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:37:20,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:20 WrapperNode [2022-11-20 17:37:20,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:37:20,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:37:20,701 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:37:20,701 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:37:20,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:20" (1/1) ... [2022-11-20 17:37:20,738 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:20" (1/1) ... [2022-11-20 17:37:20,761 INFO L138 Inliner]: procedures = 172, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2022-11-20 17:37:20,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:37:20,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:37:20,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:37:20,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:37:20,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:20" (1/1) ... [2022-11-20 17:37:20,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:20" (1/1) ... [2022-11-20 17:37:20,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:20" (1/1) ... [2022-11-20 17:37:20,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:20" (1/1) ... [2022-11-20 17:37:20,781 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:20" (1/1) ... [2022-11-20 17:37:20,785 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:20" (1/1) ... [2022-11-20 17:37:20,787 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:20" (1/1) ... [2022-11-20 17:37:20,788 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:20" (1/1) ... [2022-11-20 17:37:20,790 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:37:20,791 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:37:20,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:37:20,792 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:37:20,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:20" (1/1) ... [2022-11-20 17:37:20,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:37:20,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:37:20,825 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:37:20,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:37:20,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:37:20,883 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-11-20 17:37:20,883 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-11-20 17:37:20,883 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-20 17:37:20,884 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-20 17:37:20,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:37:20,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2022-11-20 17:37:20,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2022-11-20 17:37:20,884 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:37:20,885 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:37:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:37:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:37:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:37:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:37:20,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2022-11-20 17:37:20,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2022-11-20 17:37:20,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:37:20,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:37:20,888 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:37:21,024 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:37:21,026 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:37:21,350 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:37:21,399 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:37:21,399 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:37:21,400 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_acquireENTRY is neither atomic block end nor a sink node. [2022-11-20 17:37:21,401 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) [2022-11-20 17:37:21,411 INFO L158 Benchmark]: Toolchain (without parser) took 1386.49ms. Allocated memory is still 197.1MB. Free memory was 153.9MB in the beginning and 115.2MB in the end (delta: 38.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-11-20 17:37:21,412 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 132.1MB. Free memory is still 76.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:37:21,413 INFO L158 Benchmark]: CACSL2BoogieTranslator took 671.70ms. Allocated memory is still 197.1MB. Free memory was 153.9MB in the beginning and 134.4MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 17:37:21,413 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.29ms. Allocated memory is still 197.1MB. Free memory was 134.4MB in the beginning and 132.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:37:21,414 INFO L158 Benchmark]: Boogie Preprocessor took 28.19ms. Allocated memory is still 197.1MB. Free memory was 132.5MB in the beginning and 130.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:37:21,416 INFO L158 Benchmark]: RCFGBuilder took 617.50ms. Allocated memory is still 197.1MB. Free memory was 130.9MB in the beginning and 115.2MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:37:21,419 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 132.1MB. Free memory is still 76.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 671.70ms. Allocated memory is still 197.1MB. Free memory was 153.9MB in the beginning and 134.4MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.29ms. Allocated memory is still 197.1MB. Free memory was 134.4MB in the beginning and 132.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.19ms. Allocated memory is still 197.1MB. Free memory was 132.5MB in the beginning and 130.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 617.50ms. Allocated memory is still 197.1MB. Free memory was 130.9MB in the beginning and 115.2MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. 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. [2022-11-20 17:37:21,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6710ae2bfe9a41273181e1b4b9dbdfa98f0dea6daffb771915892955eccb69dd --- 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-6b4ec56 [2022-11-20 17:37:24,074 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:37:24,077 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:37:24,133 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:37:24,134 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:37:24,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:37:24,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:37:24,144 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:37:24,145 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:37:24,151 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:37:24,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:37:24,155 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:37:24,156 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:37:24,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:37:24,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:37:24,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:37:24,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:37:24,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:37:24,172 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:37:24,178 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:37:24,180 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:37:24,183 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:37:24,184 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:37:24,186 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:37:24,194 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:37:24,195 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:37:24,195 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:37:24,197 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:37:24,198 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:37:24,199 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:37:24,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:37:24,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:37:24,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:37:24,204 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:37:24,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:37:24,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:37:24,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:37:24,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:37:24,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:37:24,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:37:24,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:37:24,213 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:37:24,254 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:37:24,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:37:24,257 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:37:24,257 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:37:24,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:37:24,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:37:24,259 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:37:24,259 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:37:24,259 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:37:24,259 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:37:24,261 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:37:24,261 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:37:24,261 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:37:24,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:37:24,262 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:37:24,262 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:37:24,262 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:37:24,263 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:37:24,263 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:37:24,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:37:24,263 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:37:24,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:37:24,264 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:37:24,264 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:37:24,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:37:24,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:37:24,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:37:24,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:37:24,266 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:37:24,266 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:37:24,266 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:37:24,267 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:37:24,267 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:37:24,267 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:37:24,267 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_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6710ae2bfe9a41273181e1b4b9dbdfa98f0dea6daffb771915892955eccb69dd [2022-11-20 17:37:24,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:37:24,724 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:37:24,728 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:37:24,730 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:37:24,730 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:37:24,732 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2022-11-20 17:37:28,030 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:37:28,362 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:37:28,363 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2022-11-20 17:37:28,376 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/data/400b2f083/253f6db89ef047c2bdeb6678c9df2405/FLAGb899f8cd0 [2022-11-20 17:37:28,393 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/data/400b2f083/253f6db89ef047c2bdeb6678c9df2405 [2022-11-20 17:37:28,395 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:37:28,397 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:37:28,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:37:28,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:37:28,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:37:28,402 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:37:28" (1/1) ... [2022-11-20 17:37:28,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@424003ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:28, skipping insertion in model container [2022-11-20 17:37:28,404 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:37:28" (1/1) ... [2022-11-20 17:37:28,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:37:28,462 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:37:28,835 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i[30553,30566] [2022-11-20 17:37:28,846 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:37:28,893 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:37:28,943 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i[30553,30566] [2022-11-20 17:37:28,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:37:28,989 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:37:28,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:28 WrapperNode [2022-11-20 17:37:28,990 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:37:28,991 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:37:28,991 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:37:28,991 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:37:28,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:28" (1/1) ... [2022-11-20 17:37:29,017 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:28" (1/1) ... [2022-11-20 17:37:29,036 INFO L138 Inliner]: procedures = 176, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2022-11-20 17:37:29,036 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:37:29,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:37:29,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:37:29,037 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:37:29,046 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:28" (1/1) ... [2022-11-20 17:37:29,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:28" (1/1) ... [2022-11-20 17:37:29,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:28" (1/1) ... [2022-11-20 17:37:29,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:28" (1/1) ... [2022-11-20 17:37:29,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:28" (1/1) ... [2022-11-20 17:37:29,062 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:28" (1/1) ... [2022-11-20 17:37:29,066 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:28" (1/1) ... [2022-11-20 17:37:29,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:28" (1/1) ... [2022-11-20 17:37:29,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:37:29,085 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:37:29,085 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:37:29,085 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:37:29,086 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:37:28" (1/1) ... [2022-11-20 17:37:29,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:37:29,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:37:29,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:37:29,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:37:29,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:37:29,179 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-11-20 17:37:29,179 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-11-20 17:37:29,179 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-20 17:37:29,179 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-20 17:37:29,181 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2022-11-20 17:37:29,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2022-11-20 17:37:29,182 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:37:29,182 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:37:29,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:37:29,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:37:29,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:37:29,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:37:29,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:37:29,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 17:37:29,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2022-11-20 17:37:29,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2022-11-20 17:37:29,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:37:29,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:37:29,185 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:37:29,435 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:37:29,437 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:37:29,688 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:37:29,737 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:37:29,737 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:37:29,738 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_acquireENTRY is neither atomic block end nor a sink node. [2022-11-20 17:37:29,739 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) [2022-11-20 17:37:29,747 INFO L158 Benchmark]: Toolchain (without parser) took 1349.33ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 38.1MB in the beginning and 46.8MB in the end (delta: -8.7MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2022-11-20 17:37:29,747 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 65.0MB. Free memory was 43.2MB in the beginning and 43.1MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:37:29,748 INFO L158 Benchmark]: CACSL2BoogieTranslator took 591.86ms. Allocated memory is still 65.0MB. Free memory was 37.9MB in the beginning and 36.0MB in the end (delta: 1.9MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2022-11-20 17:37:29,749 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.28ms. Allocated memory is still 65.0MB. Free memory was 36.0MB in the beginning and 33.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:37:29,750 INFO L158 Benchmark]: Boogie Preprocessor took 47.01ms. Allocated memory is still 65.0MB. Free memory was 33.9MB in the beginning and 32.1MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:37:29,751 INFO L158 Benchmark]: RCFGBuilder took 660.53ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 32.1MB in the beginning and 46.8MB in the end (delta: -14.7MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2022-11-20 17:37:29,759 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 65.0MB. Free memory was 43.2MB in the beginning and 43.1MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 591.86ms. Allocated memory is still 65.0MB. Free memory was 37.9MB in the beginning and 36.0MB in the end (delta: 1.9MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.28ms. Allocated memory is still 65.0MB. Free memory was 36.0MB in the beginning and 33.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.01ms. Allocated memory is still 65.0MB. Free memory was 33.9MB in the beginning and 32.1MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 660.53ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 32.1MB in the beginning and 46.8MB in the end (delta: -14.7MB). Peak memory consumption was 9.7MB. 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. [2022-11-20 17:37:29,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e3f3f8-6865-4545-a4d0-90c10cc8f173/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?