./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/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_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ --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 306d85d0b5300749928a8392783cd7ec5acf0c4622b6bdba80c3589786dd98ad --- 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 17:42:24,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:42:24,058 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:42:24,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:42:24,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:42:24,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:42:24,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:42:24,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:42:24,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:42:24,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:42:24,088 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:42:24,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:42:24,090 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:42:24,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:42:24,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:42:24,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:42:24,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:42:24,096 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:42:24,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:42:24,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:42:24,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:42:24,121 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:42:24,122 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:42:24,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:42:24,126 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:42:24,126 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:42:24,126 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:42:24,127 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:42:24,128 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:42:24,129 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:42:24,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:42:24,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:42:24,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:42:24,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:42:24,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:42:24,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:42:24,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:42:24,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:42:24,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:42:24,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:42:24,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:42:24,143 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-20 17:42:24,180 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:42:24,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:42:24,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:42:24,187 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:42:24,187 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:42:24,188 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:42:24,188 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:42:24,188 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:42:24,188 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:42:24,189 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:42:24,190 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 17:42:24,190 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 17:42:24,190 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 17:42:24,190 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:42:24,191 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:42:24,191 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:42:24,191 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:42:24,191 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:42:24,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:42:24,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:42:24,192 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:42:24,192 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:42:24,193 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:42:24,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:42:24,193 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_459c3a4a-1a91-4509-8faa-f8425bcf9191/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 306d85d0b5300749928a8392783cd7ec5acf0c4622b6bdba80c3589786dd98ad [2022-11-20 17:42:24,450 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:42:24,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:42:24,520 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:42:24,522 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:42:24,522 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:42:24,524 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-11-20 17:42:27,567 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:42:27,789 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:42:27,790 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-11-20 17:42:27,802 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/data/d1069f2ef/e98e10e948fc420b9b9cda29c73927fb/FLAG69e5824e5 [2022-11-20 17:42:27,817 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/data/d1069f2ef/e98e10e948fc420b9b9cda29c73927fb [2022-11-20 17:42:27,820 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:42:27,821 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:42:27,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:42:27,823 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:42:27,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:42:27,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:42:27" (1/1) ... [2022-11-20 17:42:27,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47c4f231 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:27, skipping insertion in model container [2022-11-20 17:42:27,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:42:27" (1/1) ... [2022-11-20 17:42:27,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:42:27,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:42:28,066 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_459c3a4a-1a91-4509-8faa-f8425bcf9191/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-11-20 17:42:28,078 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:42:28,087 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:42:28,113 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_459c3a4a-1a91-4509-8faa-f8425bcf9191/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-11-20 17:42:28,117 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:42:28,132 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:42:28,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:28 WrapperNode [2022-11-20 17:42:28,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:42:28,134 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:42:28,135 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:42:28,135 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:42:28,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:28" (1/1) ... [2022-11-20 17:42:28,152 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:28" (1/1) ... [2022-11-20 17:42:28,181 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 14, calls inlined = 22, statements flattened = 232 [2022-11-20 17:42:28,181 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:42:28,182 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:42:28,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:42:28,182 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:42:28,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:28" (1/1) ... [2022-11-20 17:42:28,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:28" (1/1) ... [2022-11-20 17:42:28,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:28" (1/1) ... [2022-11-20 17:42:28,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:28" (1/1) ... [2022-11-20 17:42:28,206 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:28" (1/1) ... [2022-11-20 17:42:28,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:28" (1/1) ... [2022-11-20 17:42:28,213 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:28" (1/1) ... [2022-11-20 17:42:28,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:28" (1/1) ... [2022-11-20 17:42:28,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:42:28,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:42:28,219 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:42:28,219 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:42:28,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:28" (1/1) ... [2022-11-20 17:42:28,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:42:28,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:42:28,271 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:42:28,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:42:28,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:42:28,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:42:28,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:42:28,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:42:28,312 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:42:28,312 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:42:28,312 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:42:28,312 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:42:28,313 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:42:28,313 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:42:28,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:42:28,313 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:42:28,313 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:42:28,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:42:28,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:42:28,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:42:28,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:42:28,316 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 17:42:28,425 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:42:28,428 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:42:29,141 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:42:29,250 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:42:29,250 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-20 17:42:29,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:42:29 BoogieIcfgContainer [2022-11-20 17:42:29,253 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:42:29,254 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:42:29,254 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:42:29,264 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:42:29,264 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:42:29" (1/1) ... [2022-11-20 17:42:29,265 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 17:42:29,269 INFO L158 Benchmark]: Toolchain (without parser) took 1447.31ms. Allocated memory is still 161.5MB. Free memory was 133.1MB in the beginning and 98.2MB in the end (delta: 34.8MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2022-11-20 17:42:29,270 INFO L158 Benchmark]: CDTParser took 15.86ms. Allocated memory is still 127.9MB. Free memory was 101.5MB in the beginning and 101.3MB in the end (delta: 159.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:42:29,271 INFO L158 Benchmark]: CACSL2BoogieTranslator took 311.02ms. Allocated memory is still 161.5MB. Free memory was 132.9MB in the beginning and 122.2MB in the end (delta: 10.7MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2022-11-20 17:42:29,271 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.87ms. Allocated memory is still 161.5MB. Free memory was 122.2MB in the beginning and 120.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:42:29,272 INFO L158 Benchmark]: Boogie Preprocessor took 36.59ms. Allocated memory is still 161.5MB. Free memory was 120.1MB in the beginning and 118.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:42:29,273 INFO L158 Benchmark]: RCFGBuilder took 1033.73ms. Allocated memory is still 161.5MB. Free memory was 118.0MB in the beginning and 98.7MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 17:42:29,273 INFO L158 Benchmark]: CodeCheck took 13.94ms. Allocated memory is still 161.5MB. Free memory was 98.7MB in the beginning and 98.2MB in the end (delta: 518.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:42:29,276 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 15.86ms. Allocated memory is still 127.9MB. Free memory was 101.5MB in the beginning and 101.3MB in the end (delta: 159.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 311.02ms. Allocated memory is still 161.5MB. Free memory was 132.9MB in the beginning and 122.2MB in the end (delta: 10.7MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.87ms. Allocated memory is still 161.5MB. Free memory was 122.2MB in the beginning and 120.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.59ms. Allocated memory is still 161.5MB. Free memory was 120.1MB in the beginning and 118.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1033.73ms. Allocated memory is still 161.5MB. Free memory was 118.0MB in the beginning and 98.7MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 13.94ms. Allocated memory is still 161.5MB. Free memory was 98.7MB in the beginning and 98.2MB in the end (delta: 518.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:42:29,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/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_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ --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 306d85d0b5300749928a8392783cd7ec5acf0c4622b6bdba80c3589786dd98ad --- 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 17:42:31,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:42:31,820 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:42:31,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:42:31,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:42:31,862 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:42:31,865 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:42:31,872 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:42:31,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:42:31,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:42:31,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:42:31,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:42:31,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:42:31,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:42:31,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:42:31,898 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:42:31,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:42:31,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:42:31,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:42:31,906 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:42:31,907 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:42:31,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:42:31,913 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:42:31,914 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:42:31,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:42:31,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:42:31,918 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:42:31,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:42:31,920 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:42:31,921 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:42:31,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:42:31,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:42:31,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:42:31,923 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:42:31,933 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:42:31,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:42:31,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:42:31,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:42:31,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:42:31,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:42:31,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:42:31,940 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-11-20 17:42:31,975 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:42:31,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:42:31,977 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:42:31,978 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:42:31,978 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:42:31,978 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:42:31,978 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:42:31,978 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:42:31,979 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:42:31,979 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:42:31,980 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 17:42:31,980 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 17:42:31,980 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 17:42:31,980 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:42:31,980 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:42:31,981 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:42:31,981 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:42:31,981 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:42:31,981 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:42:31,981 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:42:31,982 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:42:31,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:42:31,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:42:31,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:42:31,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:42:31,983 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:42:31,983 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:42:31,983 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:42:31,983 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:42:31,983 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_459c3a4a-1a91-4509-8faa-f8425bcf9191/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 306d85d0b5300749928a8392783cd7ec5acf0c4622b6bdba80c3589786dd98ad [2022-11-20 17:42:32,384 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:42:32,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:42:32,424 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:42:32,426 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:42:32,427 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:42:32,428 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-11-20 17:42:35,608 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:42:35,902 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:42:35,902 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-11-20 17:42:35,910 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/data/da2cfda0a/75e1fe34255e412ba299f70b673c393b/FLAG22a18b4de [2022-11-20 17:42:35,930 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/data/da2cfda0a/75e1fe34255e412ba299f70b673c393b [2022-11-20 17:42:35,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:42:35,934 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:42:35,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:42:35,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:42:35,939 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:42:35,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:42:35" (1/1) ... [2022-11-20 17:42:35,941 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@383479e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:35, skipping insertion in model container [2022-11-20 17:42:35,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:42:35" (1/1) ... [2022-11-20 17:42:35,952 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:42:35,985 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:42:36,223 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_459c3a4a-1a91-4509-8faa-f8425bcf9191/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-11-20 17:42:36,238 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:42:36,255 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 17:42:36,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:42:36,287 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_459c3a4a-1a91-4509-8faa-f8425bcf9191/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-11-20 17:42:36,304 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:42:36,309 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:42:36,337 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_459c3a4a-1a91-4509-8faa-f8425bcf9191/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-11-20 17:42:36,341 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:42:36,370 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:42:36,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:36 WrapperNode [2022-11-20 17:42:36,371 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:42:36,372 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:42:36,373 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:42:36,373 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:42:36,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:36" (1/1) ... [2022-11-20 17:42:36,408 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:36" (1/1) ... [2022-11-20 17:42:36,457 INFO L138 Inliner]: procedures = 28, calls = 57, calls flagged for inlining = 14, calls inlined = 22, statements flattened = 225 [2022-11-20 17:42:36,458 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:42:36,458 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:42:36,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:42:36,459 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:42:36,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:36" (1/1) ... [2022-11-20 17:42:36,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:36" (1/1) ... [2022-11-20 17:42:36,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:36" (1/1) ... [2022-11-20 17:42:36,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:36" (1/1) ... [2022-11-20 17:42:36,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:36" (1/1) ... [2022-11-20 17:42:36,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:36" (1/1) ... [2022-11-20 17:42:36,491 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:36" (1/1) ... [2022-11-20 17:42:36,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:36" (1/1) ... [2022-11-20 17:42:36,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:42:36,497 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:42:36,497 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:42:36,498 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:42:36,498 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:36" (1/1) ... [2022-11-20 17:42:36,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:42:36,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:42:36,549 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:42:36,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:42:36,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:42:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:42:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:42:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:42:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:42:36,606 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:42:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:42:36,608 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:42:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:42:36,610 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:42:36,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:42:36,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:42:36,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:42:36,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:42:36,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:42:36,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:42:36,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:42:36,638 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 17:42:36,871 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:42:36,873 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:42:37,877 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:42:38,016 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:42:38,016 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-20 17:42:38,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:42:38 BoogieIcfgContainer [2022-11-20 17:42:38,020 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:42:38,021 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:42:38,022 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:42:38,031 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:42:38,032 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:42:38" (1/1) ... [2022-11-20 17:42:38,033 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 17:42:38,039 INFO L158 Benchmark]: Toolchain (without parser) took 2103.55ms. Allocated memory is still 83.9MB. Free memory was 62.0MB in the beginning and 53.9MB in the end (delta: 8.1MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2022-11-20 17:42:38,039 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory was 45.7MB in the beginning and 45.7MB in the end (delta: 51.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:42:38,040 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.48ms. Allocated memory is still 83.9MB. Free memory was 61.7MB in the beginning and 47.2MB in the end (delta: 14.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 17:42:38,041 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.41ms. Allocated memory is still 83.9MB. Free memory was 47.2MB in the beginning and 44.7MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:42:38,042 INFO L158 Benchmark]: Boogie Preprocessor took 38.24ms. Allocated memory is still 83.9MB. Free memory was 44.7MB in the beginning and 42.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:42:38,043 INFO L158 Benchmark]: RCFGBuilder took 1522.85ms. Allocated memory is still 83.9MB. Free memory was 42.2MB in the beginning and 55.2MB in the end (delta: -13.0MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2022-11-20 17:42:38,043 INFO L158 Benchmark]: CodeCheck took 15.40ms. Allocated memory is still 83.9MB. Free memory was 54.7MB in the beginning and 53.9MB in the end (delta: 887.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:42:38,052 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory was 45.7MB in the beginning and 45.7MB in the end (delta: 51.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 435.48ms. Allocated memory is still 83.9MB. Free memory was 61.7MB in the beginning and 47.2MB in the end (delta: 14.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.41ms. Allocated memory is still 83.9MB. Free memory was 47.2MB in the beginning and 44.7MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.24ms. Allocated memory is still 83.9MB. Free memory was 44.7MB in the beginning and 42.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1522.85ms. Allocated memory is still 83.9MB. Free memory was 42.2MB in the beginning and 55.2MB in the end (delta: -13.0MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * CodeCheck took 15.40ms. Allocated memory is still 83.9MB. Free memory was 54.7MB in the beginning and 53.9MB in the end (delta: 887.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:42:38,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459c3a4a-1a91-4509-8faa-f8425bcf9191/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