./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 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_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6990ac65798f2c5a95ce01b01bd39640075d7bea37e69dff3da0d3d7c4b56ab2 --- 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-2329fc7 [2022-12-15 00:55:21,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:55:21,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:55:21,924 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:55:21,925 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:55:21,926 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:55:21,927 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:55:21,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:55:21,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:55:21,931 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:55:21,932 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:55:21,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:55:21,934 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:55:21,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:55:21,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:55:21,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:55:21,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:55:21,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:55:21,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:55:21,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:55:21,944 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:55:21,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:55:21,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:55:21,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:55:21,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:55:21,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:55:21,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:55:21,952 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:55:21,953 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:55:21,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:55:21,954 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:55:21,954 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:55:21,955 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:55:21,956 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:55:21,957 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:55:21,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:55:21,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:55:21,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:55:21,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:55:21,959 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:55:21,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:55:21,961 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-15 00:55:21,981 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:55:21,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:55:21,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:55:21,983 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:55:21,983 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:55:21,983 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:55:21,984 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 00:55:21,984 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:55:21,984 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:55:21,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:55:21,984 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 00:55:21,985 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 00:55:21,985 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 00:55:21,985 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:55:21,985 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:55:21,985 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:55:21,986 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:55:21,986 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:55:21,986 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:55:21,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:55:21,986 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:55:21,987 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:55:21,987 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:55:21,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:55:21,987 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_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6990ac65798f2c5a95ce01b01bd39640075d7bea37e69dff3da0d3d7c4b56ab2 [2022-12-15 00:55:22,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:55:22,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:55:22,192 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:55:22,192 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:55:22,193 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:55:22,194 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c [2022-12-15 00:55:24,729 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:55:24,850 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:55:24,850 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c [2022-12-15 00:55:24,855 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/data/a29227c08/45e3ee4b82524888a36d0ff083840531/FLAGfaa64b971 [2022-12-15 00:55:24,866 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/data/a29227c08/45e3ee4b82524888a36d0ff083840531 [2022-12-15 00:55:24,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:55:24,870 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:55:24,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:55:24,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:55:24,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:55:24,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:55:24" (1/1) ... [2022-12-15 00:55:24,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dbd77d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:24, skipping insertion in model container [2022-12-15 00:55:24,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:55:24" (1/1) ... [2022-12-15 00:55:24,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:55:24,895 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:55:25,021 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:25,023 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:25,025 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:25,026 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:25,028 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:25,029 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:25,030 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:25,031 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:25,033 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:25,034 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:25,043 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_92e73564-35d9-4caf-976d-113d1576fbb7/sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c[3412,3425] [2022-12-15 00:55:25,052 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:55:25,061 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:55:25,073 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:25,074 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:25,074 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:25,076 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:25,077 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:25,078 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:25,078 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:25,079 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:25,081 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:25,082 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:25,087 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_92e73564-35d9-4caf-976d-113d1576fbb7/sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c[3412,3425] [2022-12-15 00:55:25,091 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:55:25,104 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:55:25,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:25 WrapperNode [2022-12-15 00:55:25,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:55:25,105 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:55:25,106 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:55:25,106 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:55:25,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:25" (1/1) ... [2022-12-15 00:55:25,121 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:25" (1/1) ... [2022-12-15 00:55:25,150 INFO L138 Inliner]: procedures = 25, calls = 55, calls flagged for inlining = 16, calls inlined = 18, statements flattened = 245 [2022-12-15 00:55:25,150 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:55:25,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:55:25,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:55:25,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:55:25,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:25" (1/1) ... [2022-12-15 00:55:25,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:25" (1/1) ... [2022-12-15 00:55:25,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:25" (1/1) ... [2022-12-15 00:55:25,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:25" (1/1) ... [2022-12-15 00:55:25,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:25" (1/1) ... [2022-12-15 00:55:25,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:25" (1/1) ... [2022-12-15 00:55:25,179 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:25" (1/1) ... [2022-12-15 00:55:25,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:25" (1/1) ... [2022-12-15 00:55:25,184 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:55:25,185 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:55:25,185 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:55:25,185 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:55:25,186 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:25" (1/1) ... [2022-12-15 00:55:25,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:55:25,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:55:25,211 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:55:25,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:55:25,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:55:25,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 00:55:25,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 00:55:25,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 00:55:25,242 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 00:55:25,243 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 00:55:25,243 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 00:55:25,243 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 00:55:25,243 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-15 00:55:25,243 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-15 00:55:25,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 00:55:25,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 00:55:25,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 00:55:25,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 00:55:25,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:55:25,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:55:25,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 00:55:25,245 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 00:55:25,329 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:55:25,331 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:55:25,693 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:55:25,798 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:55:25,798 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-15 00:55:25,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:55:25 BoogieIcfgContainer [2022-12-15 00:55:25,800 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:55:25,800 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:55:25,801 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:55:25,808 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:55:25,808 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:55:25" (1/1) ... [2022-12-15 00:55:25,809 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) [2022-12-15 00:55:25,812 INFO L158 Benchmark]: Toolchain (without parser) took 941.86ms. Allocated memory was 125.8MB in the beginning and 153.1MB in the end (delta: 27.3MB). Free memory was 84.7MB in the beginning and 101.6MB in the end (delta: -17.0MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2022-12-15 00:55:25,812 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 125.8MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:55:25,813 INFO L158 Benchmark]: CACSL2BoogieTranslator took 234.33ms. Allocated memory is still 125.8MB. Free memory was 84.2MB in the beginning and 71.2MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 00:55:25,813 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.86ms. Allocated memory is still 125.8MB. Free memory was 71.2MB in the beginning and 68.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:55:25,814 INFO L158 Benchmark]: Boogie Preprocessor took 33.29ms. Allocated memory is still 125.8MB. Free memory was 68.7MB in the beginning and 67.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:55:25,814 INFO L158 Benchmark]: RCFGBuilder took 615.07ms. Allocated memory was 125.8MB in the beginning and 153.1MB in the end (delta: 27.3MB). Free memory was 67.0MB in the beginning and 101.7MB in the end (delta: -34.7MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2022-12-15 00:55:25,814 INFO L158 Benchmark]: CodeCheck took 10.34ms. Allocated memory is still 153.1MB. Free memory was 101.7MB in the beginning and 101.6MB in the end (delta: 94.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:55:25,816 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 0.12ms. Allocated memory is still 125.8MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 234.33ms. Allocated memory is still 125.8MB. Free memory was 84.2MB in the beginning and 71.2MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.86ms. Allocated memory is still 125.8MB. Free memory was 71.2MB in the beginning and 68.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.29ms. Allocated memory is still 125.8MB. Free memory was 68.7MB in the beginning and 67.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 615.07ms. Allocated memory was 125.8MB in the beginning and 153.1MB in the end (delta: 27.3MB). Free memory was 67.0MB in the beginning and 101.7MB in the end (delta: -34.7MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. * CodeCheck took 10.34ms. Allocated memory is still 153.1MB. Free memory was 101.7MB in the beginning and 101.6MB in the end (delta: 94.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 00:55:25,832 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/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_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6990ac65798f2c5a95ce01b01bd39640075d7bea37e69dff3da0d3d7c4b56ab2 --- 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-2329fc7 [2022-12-15 00:55:27,552 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:55:27,554 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:55:27,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:55:27,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:55:27,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:55:27,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:55:27,589 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:55:27,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:55:27,590 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:55:27,591 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:55:27,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:55:27,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:55:27,593 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:55:27,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:55:27,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:55:27,595 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:55:27,596 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:55:27,597 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:55:27,599 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:55:27,600 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:55:27,601 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:55:27,602 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:55:27,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:55:27,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:55:27,605 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:55:27,605 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:55:27,606 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:55:27,606 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:55:27,607 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:55:27,607 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:55:27,608 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:55:27,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:55:27,609 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:55:27,610 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:55:27,610 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:55:27,611 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:55:27,611 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:55:27,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:55:27,612 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:55:27,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:55:27,613 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-12-15 00:55:27,629 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:55:27,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:55:27,630 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:55:27,630 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:55:27,631 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:55:27,631 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:55:27,631 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 00:55:27,631 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:55:27,631 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:55:27,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:55:27,632 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 00:55:27,632 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 00:55:27,632 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 00:55:27,632 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:55:27,632 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 00:55:27,632 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 00:55:27,632 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 00:55:27,632 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:55:27,633 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:55:27,633 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:55:27,633 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:55:27,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:55:27,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:55:27,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:55:27,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:55:27,633 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 00:55:27,634 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 00:55:27,634 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 00:55:27,634 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 00:55:27,634 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_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6990ac65798f2c5a95ce01b01bd39640075d7bea37e69dff3da0d3d7c4b56ab2 [2022-12-15 00:55:27,863 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:55:27,881 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:55:27,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:55:27,884 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:55:27,884 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:55:27,885 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c [2022-12-15 00:55:30,484 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:55:30,659 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:55:30,660 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c [2022-12-15 00:55:30,667 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/data/74fe338c9/3be11c7096124463b44bbcaf769bbb0d/FLAG25d8b8711 [2022-12-15 00:55:30,681 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/data/74fe338c9/3be11c7096124463b44bbcaf769bbb0d [2022-12-15 00:55:30,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:55:30,685 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:55:30,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:55:30,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:55:30,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:55:30,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:55:30" (1/1) ... [2022-12-15 00:55:30,690 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28b1d34b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:30, skipping insertion in model container [2022-12-15 00:55:30,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:55:30" (1/1) ... [2022-12-15 00:55:30,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:55:30,713 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:55:30,846 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:30,848 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:30,849 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:30,851 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:30,852 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:30,854 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:30,854 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:30,855 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:30,856 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:30,857 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:30,864 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_92e73564-35d9-4caf-976d-113d1576fbb7/sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c[3412,3425] [2022-12-15 00:55:30,873 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:55:30,885 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-15 00:55:30,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:55:30,892 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:30,893 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:30,894 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:30,895 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:30,895 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:30,897 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:30,897 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:30,898 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:30,899 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:30,900 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:30,904 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_92e73564-35d9-4caf-976d-113d1576fbb7/sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c[3412,3425] [2022-12-15 00:55:30,907 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:55:30,912 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:55:30,924 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:30,925 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:30,925 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:30,926 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:30,927 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:30,928 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:30,928 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:30,929 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:30,930 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:55:30,931 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:55:30,934 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_92e73564-35d9-4caf-976d-113d1576fbb7/sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c[3412,3425] [2022-12-15 00:55:30,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:55:30,951 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:55:30,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:30 WrapperNode [2022-12-15 00:55:30,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:55:30,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:55:30,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:55:30,953 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:55:30,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:30" (1/1) ... [2022-12-15 00:55:30,969 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:30" (1/1) ... [2022-12-15 00:55:31,000 INFO L138 Inliner]: procedures = 27, calls = 55, calls flagged for inlining = 16, calls inlined = 18, statements flattened = 238 [2022-12-15 00:55:31,001 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:55:31,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:55:31,001 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:55:31,001 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:55:31,008 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:30" (1/1) ... [2022-12-15 00:55:31,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:30" (1/1) ... [2022-12-15 00:55:31,012 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:30" (1/1) ... [2022-12-15 00:55:31,012 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:30" (1/1) ... [2022-12-15 00:55:31,019 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:30" (1/1) ... [2022-12-15 00:55:31,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:30" (1/1) ... [2022-12-15 00:55:31,024 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:30" (1/1) ... [2022-12-15 00:55:31,026 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:30" (1/1) ... [2022-12-15 00:55:31,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:55:31,029 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:55:31,029 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:55:31,029 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:55:31,030 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:30" (1/1) ... [2022-12-15 00:55:31,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:55:31,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:55:31,055 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:55:31,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:55:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:55:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 00:55:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 00:55:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-15 00:55:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 00:55:31,093 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 00:55:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 00:55:31,094 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 00:55:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-15 00:55:31,094 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-15 00:55:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 00:55:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 00:55:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 00:55:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:55:31,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:55:31,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 00:55:31,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 00:55:31,096 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 00:55:31,200 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:55:31,203 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:55:31,747 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:55:31,846 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:55:31,847 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-15 00:55:31,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:55:31 BoogieIcfgContainer [2022-12-15 00:55:31,849 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:55:31,849 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:55:31,849 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:55:31,856 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:55:31,856 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:55:31" (1/1) ... [2022-12-15 00:55:31,857 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) [2022-12-15 00:55:31,859 INFO L158 Benchmark]: Toolchain (without parser) took 1174.42ms. Allocated memory is still 90.2MB. Free memory was 66.9MB in the beginning and 39.6MB in the end (delta: 27.3MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2022-12-15 00:55:31,860 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 56.6MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:55:31,860 INFO L158 Benchmark]: CACSL2BoogieTranslator took 265.76ms. Allocated memory is still 90.2MB. Free memory was 66.7MB in the beginning and 50.8MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 00:55:31,861 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.31ms. Allocated memory is still 90.2MB. Free memory was 50.6MB in the beginning and 70.0MB in the end (delta: -19.4MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2022-12-15 00:55:31,861 INFO L158 Benchmark]: Boogie Preprocessor took 27.21ms. Allocated memory is still 90.2MB. Free memory was 70.0MB in the beginning and 67.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:55:31,861 INFO L158 Benchmark]: RCFGBuilder took 819.90ms. Allocated memory is still 90.2MB. Free memory was 67.9MB in the beginning and 40.7MB in the end (delta: 27.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-12-15 00:55:31,862 INFO L158 Benchmark]: CodeCheck took 9.32ms. Allocated memory is still 90.2MB. Free memory was 40.2MB in the beginning and 39.6MB in the end (delta: 655.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:55:31,863 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 0.14ms. Allocated memory is still 56.6MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 265.76ms. Allocated memory is still 90.2MB. Free memory was 66.7MB in the beginning and 50.8MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.31ms. Allocated memory is still 90.2MB. Free memory was 50.6MB in the beginning and 70.0MB in the end (delta: -19.4MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.21ms. Allocated memory is still 90.2MB. Free memory was 70.0MB in the beginning and 67.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 819.90ms. Allocated memory is still 90.2MB. Free memory was 67.9MB in the beginning and 40.7MB in the end (delta: 27.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * CodeCheck took 9.32ms. Allocated memory is still 90.2MB. Free memory was 40.2MB in the beginning and 39.6MB in the end (delta: 655.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 00:55:31,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92e73564-35d9-4caf-976d-113d1576fbb7/bin/ukojak-rkRKPMF4O4/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