./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c --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_01df2958-0675-4b0a-a90d-3114cb704358/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/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_01df2958-0675-4b0a-a90d-3114cb704358/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/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_01df2958-0675-4b0a-a90d-3114cb704358/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 4ed4cbcf73a390a7811d007883e420d1e9d8d4b9f5e59201847b4262dc4b0025 --- 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 17:24:37,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:24:37,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:24:37,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:24:37,805 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:24:37,806 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:24:37,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:24:37,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:24:37,811 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:24:37,812 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:24:37,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:24:37,814 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:24:37,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:24:37,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:24:37,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:24:37,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:24:37,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:24:37,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:24:37,822 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:24:37,824 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:24:37,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:24:37,827 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:24:37,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:24:37,829 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:24:37,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:24:37,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:24:37,834 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:24:37,835 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:24:37,835 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:24:37,837 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:24:37,837 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:24:37,838 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:24:37,839 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:24:37,840 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:24:37,841 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:24:37,841 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:24:37,842 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:24:37,843 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:24:37,843 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:24:37,862 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:24:37,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:24:37,864 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:24:37,895 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:24:37,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:24:37,900 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:24:37,900 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:24:37,901 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:24:37,903 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:24:37,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:24:37,903 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:24:37,903 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:24:37,903 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:24:37,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:24:37,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:24:37,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:24:37,904 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:24:37,904 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:24:37,905 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:24:37,905 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:24:37,905 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:24:37,905 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:24:37,905 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:24:37,906 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:24:37,906 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:24:37,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:24:37,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:24:37,906 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:24:37,907 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:24:37,907 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:24:37,907 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:24:37,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:24:37,907 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:24:37,908 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_01df2958-0675-4b0a-a90d-3114cb704358/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ed4cbcf73a390a7811d007883e420d1e9d8d4b9f5e59201847b4262dc4b0025 [2022-11-20 17:24:38,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:24:38,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:24:38,173 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:24:38,175 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:24:38,179 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:24:38,180 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2022-11-20 17:24:41,328 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:24:41,510 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:24:41,511 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2022-11-20 17:24:41,518 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/bin/ukojak-pZX7IvK2PQ/data/207ed45bb/4f66e5db80d64e41b731e605fc6e451a/FLAGe6a0d108d [2022-11-20 17:24:41,556 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/bin/ukojak-pZX7IvK2PQ/data/207ed45bb/4f66e5db80d64e41b731e605fc6e451a [2022-11-20 17:24:41,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:24:41,566 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:24:41,569 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:24:41,569 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:24:41,572 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:24:41,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:24:41" (1/1) ... [2022-11-20 17:24:41,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78c889c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:41, skipping insertion in model container [2022-11-20 17:24:41,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:24:41" (1/1) ... [2022-11-20 17:24:41,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:24:41,611 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:24:41,792 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_01df2958-0675-4b0a-a90d-3114cb704358/sv-benchmarks/c/weaver/parallel-misc-4.wvr.c[2950,2963] [2022-11-20 17:24:41,794 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:24:41,804 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:24:41,836 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_01df2958-0675-4b0a-a90d-3114cb704358/sv-benchmarks/c/weaver/parallel-misc-4.wvr.c[2950,2963] [2022-11-20 17:24:41,840 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:24:41,852 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:24:41,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:41 WrapperNode [2022-11-20 17:24:41,852 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:24:41,854 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:24:41,854 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:24:41,854 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:24:41,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:41" (1/1) ... [2022-11-20 17:24:41,873 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:41" (1/1) ... [2022-11-20 17:24:41,908 INFO L138 Inliner]: procedures = 22, calls = 43, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 71 [2022-11-20 17:24:41,909 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:24:41,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:24:41,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:24:41,910 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:24:41,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:41" (1/1) ... [2022-11-20 17:24:41,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:41" (1/1) ... [2022-11-20 17:24:41,926 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:41" (1/1) ... [2022-11-20 17:24:41,926 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:41" (1/1) ... [2022-11-20 17:24:41,931 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:41" (1/1) ... [2022-11-20 17:24:41,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:41" (1/1) ... [2022-11-20 17:24:41,949 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:41" (1/1) ... [2022-11-20 17:24:41,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:41" (1/1) ... [2022-11-20 17:24:41,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:24:41,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:24:41,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:24:41,959 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:24:41,960 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:41" (1/1) ... [2022-11-20 17:24:41,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:24:41,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:24:41,998 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:24:42,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:24:42,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:24:42,037 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:24:42,037 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:24:42,038 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:24:42,038 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:24:42,038 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:24:42,038 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:24:42,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:24:42,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:24:42,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:24:42,039 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:24:42,039 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:24:42,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:24:42,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:24:42,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:24:42,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:24:42,043 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 17:24:42,215 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:24:42,217 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:24:42,544 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:24:42,598 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:24:42,599 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:24:42,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:24:42 BoogieIcfgContainer [2022-11-20 17:24:42,601 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:24:42,602 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:24:42,603 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:24:42,614 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:24:42,614 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:24:42" (1/1) ... [2022-11-20 17:24:42,615 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 17:24:42,619 INFO L158 Benchmark]: Toolchain (without parser) took 1052.91ms. Allocated memory is still 180.4MB. Free memory was 152.3MB in the beginning and 122.3MB in the end (delta: 30.0MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2022-11-20 17:24:42,620 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 132.1MB. Free memory is still 106.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:24:42,621 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.98ms. Allocated memory is still 180.4MB. Free memory was 152.1MB in the beginning and 144.7MB in the end (delta: 7.4MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2022-11-20 17:24:42,621 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.59ms. Allocated memory is still 180.4MB. Free memory was 144.7MB in the beginning and 143.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:24:42,622 INFO L158 Benchmark]: Boogie Preprocessor took 48.20ms. Allocated memory is still 180.4MB. Free memory was 143.3MB in the beginning and 141.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:24:42,623 INFO L158 Benchmark]: RCFGBuilder took 642.83ms. Allocated memory is still 180.4MB. Free memory was 141.7MB in the beginning and 123.7MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 17:24:42,623 INFO L158 Benchmark]: CodeCheck took 15.40ms. Allocated memory is still 180.4MB. Free memory was 123.7MB in the beginning and 122.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:24:42,626 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 0.20ms. Allocated memory is still 132.1MB. Free memory is still 106.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.98ms. Allocated memory is still 180.4MB. Free memory was 152.1MB in the beginning and 144.7MB in the end (delta: 7.4MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.59ms. Allocated memory is still 180.4MB. Free memory was 144.7MB in the beginning and 143.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.20ms. Allocated memory is still 180.4MB. Free memory was 143.3MB in the beginning and 141.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 642.83ms. Allocated memory is still 180.4MB. Free memory was 141.7MB in the beginning and 123.7MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 15.40ms. Allocated memory is still 180.4MB. Free memory was 123.7MB in the beginning and 122.3MB in the end (delta: 1.4MB). 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 17:24:42,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/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_01df2958-0675-4b0a-a90d-3114cb704358/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/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_01df2958-0675-4b0a-a90d-3114cb704358/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/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_01df2958-0675-4b0a-a90d-3114cb704358/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 4ed4cbcf73a390a7811d007883e420d1e9d8d4b9f5e59201847b4262dc4b0025 --- 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 17:24:45,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:24:45,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:24:45,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:24:45,277 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:24:45,278 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:24:45,280 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:24:45,282 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:24:45,284 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:24:45,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:24:45,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:24:45,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:24:45,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:24:45,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:24:45,305 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:24:45,309 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:24:45,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:24:45,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:24:45,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:24:45,315 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:24:45,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:24:45,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:24:45,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:24:45,328 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:24:45,340 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:24:45,340 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:24:45,340 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:24:45,341 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:24:45,342 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:24:45,343 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:24:45,343 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:24:45,344 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:24:45,345 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:24:45,346 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:24:45,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:24:45,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:24:45,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:24:45,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:24:45,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:24:45,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:24:45,351 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:24:45,352 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:24:45,378 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:24:45,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:24:45,381 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:24:45,381 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:24:45,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:24:45,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:24:45,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:24:45,383 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:24:45,383 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:24:45,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:24:45,384 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:24:45,384 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:24:45,385 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:24:45,385 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:24:45,385 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:24:45,385 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:24:45,385 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:24:45,386 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:24:45,386 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:24:45,386 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:24:45,386 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:24:45,386 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:24:45,387 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:24:45,387 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:24:45,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:24:45,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:24:45,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:24:45,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:24:45,388 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:24:45,388 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:24:45,388 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:24:45,389 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:24:45,389 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:24:45,389 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:24:45,389 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_01df2958-0675-4b0a-a90d-3114cb704358/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ed4cbcf73a390a7811d007883e420d1e9d8d4b9f5e59201847b4262dc4b0025 [2022-11-20 17:24:45,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:24:45,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:24:45,805 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:24:45,806 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:24:45,807 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:24:45,808 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2022-11-20 17:24:48,815 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:24:49,112 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:24:49,113 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2022-11-20 17:24:49,121 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/bin/ukojak-pZX7IvK2PQ/data/e50117b78/430be759bfcb4e028c2246716916bd85/FLAGdef1d65d7 [2022-11-20 17:24:49,134 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/bin/ukojak-pZX7IvK2PQ/data/e50117b78/430be759bfcb4e028c2246716916bd85 [2022-11-20 17:24:49,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:24:49,139 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:24:49,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:24:49,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:24:49,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:24:49,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:24:49" (1/1) ... [2022-11-20 17:24:49,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51b40b5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:49, skipping insertion in model container [2022-11-20 17:24:49,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:24:49" (1/1) ... [2022-11-20 17:24:49,154 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:24:49,172 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:24:49,398 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_01df2958-0675-4b0a-a90d-3114cb704358/sv-benchmarks/c/weaver/parallel-misc-4.wvr.c[2950,2963] [2022-11-20 17:24:49,399 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:24:49,415 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:24:49,458 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_01df2958-0675-4b0a-a90d-3114cb704358/sv-benchmarks/c/weaver/parallel-misc-4.wvr.c[2950,2963] [2022-11-20 17:24:49,470 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:24:49,486 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:24:49,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:49 WrapperNode [2022-11-20 17:24:49,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:24:49,488 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:24:49,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:24:49,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:24:49,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:49" (1/1) ... [2022-11-20 17:24:49,515 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:49" (1/1) ... [2022-11-20 17:24:49,545 INFO L138 Inliner]: procedures = 24, calls = 43, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2022-11-20 17:24:49,546 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:24:49,547 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:24:49,547 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:24:49,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:24:49,557 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:49" (1/1) ... [2022-11-20 17:24:49,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:49" (1/1) ... [2022-11-20 17:24:49,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:49" (1/1) ... [2022-11-20 17:24:49,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:49" (1/1) ... [2022-11-20 17:24:49,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:49" (1/1) ... [2022-11-20 17:24:49,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:49" (1/1) ... [2022-11-20 17:24:49,590 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:49" (1/1) ... [2022-11-20 17:24:49,592 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:49" (1/1) ... [2022-11-20 17:24:49,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:24:49,608 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:24:49,608 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:24:49,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:24:49,609 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:24:49" (1/1) ... [2022-11-20 17:24:49,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:24:49,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:24:49,649 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:24:49,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:24:49,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:24:49,702 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:24:49,703 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:24:49,703 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:24:49,703 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:24:49,703 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:24:49,704 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:24:49,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:24:49,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:24:49,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:24:49,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:24:49,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:24:49,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:24:49,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:24:49,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:24:49,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:24:49,708 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 17:24:49,909 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:24:49,914 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:24:50,252 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:24:50,334 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:24:50,334 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:24:50,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:24:50 BoogieIcfgContainer [2022-11-20 17:24:50,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:24:50,338 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:24:50,338 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:24:50,346 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:24:50,347 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:24:50" (1/1) ... [2022-11-20 17:24:50,348 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 17:24:50,352 INFO L158 Benchmark]: Toolchain (without parser) took 1212.40ms. Allocated memory is still 86.0MB. Free memory was 65.0MB in the beginning and 50.2MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:24:50,352 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory is still 37.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:24:50,353 INFO L158 Benchmark]: CACSL2BoogieTranslator took 346.62ms. Allocated memory is still 86.0MB. Free memory was 64.8MB in the beginning and 53.4MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 17:24:50,353 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.46ms. Allocated memory is still 86.0MB. Free memory was 53.2MB in the beginning and 51.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:24:50,354 INFO L158 Benchmark]: Boogie Preprocessor took 59.26ms. Allocated memory is still 86.0MB. Free memory was 51.7MB in the beginning and 50.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:24:50,355 INFO L158 Benchmark]: RCFGBuilder took 729.12ms. Allocated memory is still 86.0MB. Free memory was 50.1MB in the beginning and 51.4MB in the end (delta: -1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 17:24:50,356 INFO L158 Benchmark]: CodeCheck took 12.33ms. Allocated memory is still 86.0MB. Free memory was 51.0MB in the beginning and 50.2MB in the end (delta: 828.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:24:50,365 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory is still 37.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 346.62ms. Allocated memory is still 86.0MB. Free memory was 64.8MB in the beginning and 53.4MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.46ms. Allocated memory is still 86.0MB. Free memory was 53.2MB in the beginning and 51.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.26ms. Allocated memory is still 86.0MB. Free memory was 51.7MB in the beginning and 50.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 729.12ms. Allocated memory is still 86.0MB. Free memory was 50.1MB in the beginning and 51.4MB in the end (delta: -1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 12.33ms. Allocated memory is still 86.0MB. Free memory was 51.0MB in the beginning and 50.2MB in the end (delta: 828.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:24:50,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01df2958-0675-4b0a-a90d-3114cb704358/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