./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/queue_ok_longest.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/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_ca06e7b7-d762-4c63-8be8-0cfa746355c5/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longest.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/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_ca06e7b7-d762-4c63-8be8-0cfa746355c5/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 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d --- 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 16:38:59,101 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:38:59,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:38:59,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:38:59,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:38:59,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:38:59,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:38:59,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:38:59,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:38:59,133 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:38:59,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:38:59,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:38:59,136 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:38:59,137 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:38:59,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:38:59,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:38:59,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:38:59,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:38:59,144 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:38:59,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:38:59,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:38:59,149 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:38:59,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:38:59,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:38:59,155 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:38:59,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:38:59,156 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:38:59,157 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:38:59,157 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:38:59,158 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:38:59,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:38:59,160 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:38:59,161 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:38:59,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:38:59,163 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:38:59,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:38:59,164 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:38:59,165 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:38:59,165 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:38:59,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:38:59,167 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:38:59,168 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 16:38:59,192 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:38:59,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:38:59,193 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:38:59,194 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:38:59,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:38:59,195 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:38:59,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:38:59,195 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:38:59,196 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:38:59,196 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:38:59,196 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:38:59,196 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:38:59,197 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:38:59,197 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:38:59,197 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:38:59,198 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:38:59,198 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:38:59,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:38:59,198 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:38:59,199 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:38:59,199 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:38:59,199 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:38:59,200 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:38:59,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:38:59,200 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:38:59,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:38:59,201 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:38:59,201 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:38:59,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:38:59,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:38:59,202 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_ca06e7b7-d762-4c63-8be8-0cfa746355c5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d [2022-11-20 16:38:59,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:38:59,566 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:38:59,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:38:59,573 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:38:59,574 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:38:59,575 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/queue_ok_longest.i [2022-11-20 16:39:02,558 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:39:02,892 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:39:02,894 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/sv-benchmarks/c/pthread/queue_ok_longest.i [2022-11-20 16:39:02,914 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/bin/ukojak-pZX7IvK2PQ/data/eca7e3bb4/1419188e3edf4ca59258a7eb8ce3133a/FLAGec1636d28 [2022-11-20 16:39:02,936 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/bin/ukojak-pZX7IvK2PQ/data/eca7e3bb4/1419188e3edf4ca59258a7eb8ce3133a [2022-11-20 16:39:02,943 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:39:02,946 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:39:02,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:39:02,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:39:02,953 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:39:02,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:39:02" (1/1) ... [2022-11-20 16:39:02,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ca2f552 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:02, skipping insertion in model container [2022-11-20 16:39:02,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:39:02" (1/1) ... [2022-11-20 16:39:02,964 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:39:03,018 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:39:03,486 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_ca06e7b7-d762-4c63-8be8-0cfa746355c5/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2022-11-20 16:39:03,499 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_ca06e7b7-d762-4c63-8be8-0cfa746355c5/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2022-11-20 16:39:03,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:03,519 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:39:03,571 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_ca06e7b7-d762-4c63-8be8-0cfa746355c5/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2022-11-20 16:39:03,574 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_ca06e7b7-d762-4c63-8be8-0cfa746355c5/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2022-11-20 16:39:03,577 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:03,645 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:39:03,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:03 WrapperNode [2022-11-20 16:39:03,646 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:39:03,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:39:03,647 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:39:03,647 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:39:03,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:03" (1/1) ... [2022-11-20 16:39:03,677 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:03" (1/1) ... [2022-11-20 16:39:03,718 INFO L138 Inliner]: procedures = 274, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 188 [2022-11-20 16:39:03,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:39:03,725 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:39:03,726 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:39:03,726 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:39:03,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:03" (1/1) ... [2022-11-20 16:39:03,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:03" (1/1) ... [2022-11-20 16:39:03,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:03" (1/1) ... [2022-11-20 16:39:03,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:03" (1/1) ... [2022-11-20 16:39:03,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:03" (1/1) ... [2022-11-20 16:39:03,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:03" (1/1) ... [2022-11-20 16:39:03,779 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:03" (1/1) ... [2022-11-20 16:39:03,781 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:03" (1/1) ... [2022-11-20 16:39:03,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:39:03,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:39:03,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:39:03,785 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:39:03,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:03" (1/1) ... [2022-11-20 16:39:03,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:39:03,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:39:03,820 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:39:03,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:39:03,866 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-20 16:39:03,867 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-20 16:39:03,867 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-20 16:39:03,867 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-20 16:39:03,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:39:03,867 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2022-11-20 16:39:03,868 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2022-11-20 16:39:03,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:39:03,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:39:03,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:39:03,868 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 16:39:03,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:39:03,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:39:03,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:39:03,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:39:03,871 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 16:39:04,094 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:39:04,106 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:39:04,475 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:39:04,485 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:39:04,485 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 16:39:04,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:39:04 BoogieIcfgContainer [2022-11-20 16:39:04,488 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:39:04,489 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:39:04,489 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:39:04,499 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:39:04,499 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:39:04" (1/1) ... [2022-11-20 16:39:04,500 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 16:39:04,504 INFO L158 Benchmark]: Toolchain (without parser) took 1557.34ms. Allocated memory is still 188.7MB. Free memory was 149.1MB in the beginning and 141.7MB in the end (delta: 7.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 16:39:04,505 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 125.8MB. Free memory is still 70.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:04,506 INFO L158 Benchmark]: CACSL2BoogieTranslator took 696.55ms. Allocated memory is still 188.7MB. Free memory was 148.5MB in the beginning and 119.2MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 16:39:04,506 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.82ms. Allocated memory is still 188.7MB. Free memory was 118.7MB in the beginning and 116.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:39:04,507 INFO L158 Benchmark]: Boogie Preprocessor took 58.90ms. Allocated memory is still 188.7MB. Free memory was 116.1MB in the beginning and 114.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:39:04,507 INFO L158 Benchmark]: RCFGBuilder took 703.09ms. Allocated memory is still 188.7MB. Free memory was 114.0MB in the beginning and 142.7MB in the end (delta: -28.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:39:04,508 INFO L158 Benchmark]: CodeCheck took 13.97ms. Allocated memory is still 188.7MB. Free memory is still 141.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:04,511 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 0.32ms. Allocated memory is still 125.8MB. Free memory is still 70.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 696.55ms. Allocated memory is still 188.7MB. Free memory was 148.5MB in the beginning and 119.2MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.82ms. Allocated memory is still 188.7MB. Free memory was 118.7MB in the beginning and 116.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.90ms. Allocated memory is still 188.7MB. Free memory was 116.1MB in the beginning and 114.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 703.09ms. Allocated memory is still 188.7MB. Free memory was 114.0MB in the beginning and 142.7MB in the end (delta: -28.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 13.97ms. Allocated memory is still 188.7MB. Free memory is still 141.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:39:04,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/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_ca06e7b7-d762-4c63-8be8-0cfa746355c5/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longest.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/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_ca06e7b7-d762-4c63-8be8-0cfa746355c5/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 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d --- 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 16:39:07,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:39:07,061 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:39:07,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:39:07,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:39:07,104 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:39:07,107 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:39:07,110 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:39:07,113 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:39:07,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:39:07,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:39:07,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:39:07,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:39:07,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:39:07,126 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:39:07,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:39:07,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:39:07,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:39:07,138 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:39:07,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:39:07,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:39:07,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:39:07,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:39:07,153 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:39:07,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:39:07,161 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:39:07,161 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:39:07,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:39:07,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:39:07,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:39:07,166 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:39:07,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:39:07,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:39:07,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:39:07,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:39:07,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:39:07,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:39:07,188 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:39:07,188 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:39:07,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:39:07,189 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:39:07,194 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 16:39:07,225 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:39:07,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:39:07,227 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:39:07,227 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:39:07,228 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:39:07,228 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:39:07,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:39:07,228 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:39:07,229 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:39:07,229 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:39:07,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:39:07,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:39:07,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:39:07,230 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:39:07,231 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:39:07,231 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:39:07,231 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:39:07,231 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:39:07,231 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:39:07,231 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:39:07,232 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:39:07,232 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:39:07,232 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:39:07,232 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:39:07,232 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:39:07,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:39:07,233 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:39:07,233 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:39:07,233 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:39:07,233 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:39:07,233 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:39:07,234 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:39:07,234 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:39:07,234 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:39:07,234 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_ca06e7b7-d762-4c63-8be8-0cfa746355c5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d [2022-11-20 16:39:07,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:39:07,656 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:39:07,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:39:07,660 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:39:07,661 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:39:07,662 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/queue_ok_longest.i [2022-11-20 16:39:10,787 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:39:11,082 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:39:11,083 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/sv-benchmarks/c/pthread/queue_ok_longest.i [2022-11-20 16:39:11,097 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/bin/ukojak-pZX7IvK2PQ/data/9d13d380e/46cd565feabc4345a59b9296829d3ded/FLAG5690f2b93 [2022-11-20 16:39:11,115 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/bin/ukojak-pZX7IvK2PQ/data/9d13d380e/46cd565feabc4345a59b9296829d3ded [2022-11-20 16:39:11,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:39:11,119 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:39:11,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:39:11,121 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:39:11,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:39:11,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:39:11" (1/1) ... [2022-11-20 16:39:11,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47971bb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:11, skipping insertion in model container [2022-11-20 16:39:11,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:39:11" (1/1) ... [2022-11-20 16:39:11,145 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:39:11,217 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:39:11,907 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_ca06e7b7-d762-4c63-8be8-0cfa746355c5/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2022-11-20 16:39:11,914 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_ca06e7b7-d762-4c63-8be8-0cfa746355c5/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2022-11-20 16:39:11,922 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:11,955 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:39:12,000 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_ca06e7b7-d762-4c63-8be8-0cfa746355c5/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2022-11-20 16:39:12,002 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_ca06e7b7-d762-4c63-8be8-0cfa746355c5/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2022-11-20 16:39:12,004 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:12,083 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:39:12,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:12 WrapperNode [2022-11-20 16:39:12,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:39:12,085 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:39:12,085 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:39:12,086 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:39:12,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:12" (1/1) ... [2022-11-20 16:39:12,127 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:12" (1/1) ... [2022-11-20 16:39:12,180 INFO L138 Inliner]: procedures = 278, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 184 [2022-11-20 16:39:12,181 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:39:12,182 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:39:12,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:39:12,183 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:39:12,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:12" (1/1) ... [2022-11-20 16:39:12,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:12" (1/1) ... [2022-11-20 16:39:12,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:12" (1/1) ... [2022-11-20 16:39:12,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:12" (1/1) ... [2022-11-20 16:39:12,247 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:12" (1/1) ... [2022-11-20 16:39:12,259 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:12" (1/1) ... [2022-11-20 16:39:12,261 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:12" (1/1) ... [2022-11-20 16:39:12,274 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:12" (1/1) ... [2022-11-20 16:39:12,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:39:12,278 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:39:12,279 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:39:12,279 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:39:12,280 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:12" (1/1) ... [2022-11-20 16:39:12,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:39:12,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:39:12,311 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:39:12,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:39:12,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 16:39:12,369 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-20 16:39:12,371 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-20 16:39:12,371 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-20 16:39:12,371 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-20 16:39:12,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:39:12,371 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2022-11-20 16:39:12,372 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2022-11-20 16:39:12,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:39:12,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 16:39:12,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 16:39:12,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 16:39:12,372 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 16:39:12,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:39:12,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:39:12,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:39:12,375 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 16:39:12,619 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:39:12,621 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:39:13,129 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:39:13,138 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:39:13,138 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 16:39:13,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:39:13 BoogieIcfgContainer [2022-11-20 16:39:13,141 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:39:13,142 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:39:13,142 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:39:13,152 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:39:13,152 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:39:13" (1/1) ... [2022-11-20 16:39:13,153 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 16:39:13,156 INFO L158 Benchmark]: Toolchain (without parser) took 2036.28ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 44.5MB in the beginning and 46.0MB in the end (delta: -1.5MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2022-11-20 16:39:13,157 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 69.2MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:13,158 INFO L158 Benchmark]: CACSL2BoogieTranslator took 963.78ms. Allocated memory is still 69.2MB. Free memory was 44.3MB in the beginning and 32.7MB in the end (delta: 11.6MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-11-20 16:39:13,158 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.79ms. Allocated memory is still 69.2MB. Free memory was 32.7MB in the beginning and 29.8MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:39:13,159 INFO L158 Benchmark]: Boogie Preprocessor took 96.15ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 29.5MB in the beginning and 70.7MB in the end (delta: -41.2MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2022-11-20 16:39:13,159 INFO L158 Benchmark]: RCFGBuilder took 862.60ms. Allocated memory is still 92.3MB. Free memory was 70.7MB in the beginning and 47.2MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-20 16:39:13,160 INFO L158 Benchmark]: CodeCheck took 13.22ms. Allocated memory is still 92.3MB. Free memory was 47.2MB in the beginning and 46.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:39:13,163 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 69.2MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 963.78ms. Allocated memory is still 69.2MB. Free memory was 44.3MB in the beginning and 32.7MB in the end (delta: 11.6MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.79ms. Allocated memory is still 69.2MB. Free memory was 32.7MB in the beginning and 29.8MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.15ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 29.5MB in the beginning and 70.7MB in the end (delta: -41.2MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. * RCFGBuilder took 862.60ms. Allocated memory is still 92.3MB. Free memory was 70.7MB in the beginning and 47.2MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 13.22ms. Allocated memory is still 92.3MB. Free memory was 47.2MB in the beginning and 46.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:39:13,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca06e7b7-d762-4c63-8be8-0cfa746355c5/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: Concurrent programs are currently unsupported