./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_04-list2_nr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 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_32bb6ece-92bf-4c51-8b30-936875f8ae7a/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/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_32bb6ece-92bf-4c51-8b30-936875f8ae7a/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_04-list2_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/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_32bb6ece-92bf-4c51-8b30-936875f8ae7a/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 22e95fa30ebde8538537e9926c639bef97cab57433fef0bd6d73df06023fa7d1 --- 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 [2022-12-14 20:06:02,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:06:02,347 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:06:02,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:06:02,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:06:02,368 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:06:02,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:06:02,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:06:02,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:06:02,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:06:02,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:06:02,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:06:02,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:06:02,376 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:06:02,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:06:02,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:06:02,379 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:06:02,380 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:06:02,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:06:02,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:06:02,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:06:02,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:06:02,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:06:02,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:06:02,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:06:02,388 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:06:02,389 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:06:02,389 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:06:02,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:06:02,390 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:06:02,390 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:06:02,391 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:06:02,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:06:02,392 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:06:02,392 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:06:02,393 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:06:02,393 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:06:02,393 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:06:02,393 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:06:02,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:06:02,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:06:02,395 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 20:06:02,408 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:06:02,408 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:06:02,409 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:06:02,409 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:06:02,410 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:06:02,410 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:06:02,410 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:06:02,410 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:06:02,410 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:06:02,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:06:02,410 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 20:06:02,411 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 20:06:02,411 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 20:06:02,411 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:06:02,411 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:06:02,411 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:06:02,411 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:06:02,411 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:06:02,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:06:02,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:06:02,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:06:02,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:06:02,412 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:06:02,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:06:02,412 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_32bb6ece-92bf-4c51-8b30-936875f8ae7a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22e95fa30ebde8538537e9926c639bef97cab57433fef0bd6d73df06023fa7d1 [2022-12-14 20:06:02,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:06:02,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:06:02,593 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:06:02,594 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:06:02,594 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:06:02,595 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/goblint-regression/09-regions_04-list2_nr.i [2022-12-14 20:06:05,121 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:06:05,349 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:06:05,350 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/sv-benchmarks/c/goblint-regression/09-regions_04-list2_nr.i [2022-12-14 20:06:05,363 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/bin/ukojak-rkRKPMF4O4/data/7b2e78d7a/ba4ee901df5143c49285bd212c95e254/FLAG760d62315 [2022-12-14 20:06:05,707 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/bin/ukojak-rkRKPMF4O4/data/7b2e78d7a/ba4ee901df5143c49285bd212c95e254 [2022-12-14 20:06:05,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:06:05,713 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:06:05,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:06:05,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:06:05,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:06:05,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:06:05" (1/1) ... [2022-12-14 20:06:05,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cb1f27e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:05, skipping insertion in model container [2022-12-14 20:06:05,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:06:05" (1/1) ... [2022-12-14 20:06:05,725 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:06:05,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:06:06,091 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:06:06,103 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:06:06,133 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:06:06,179 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:06:06,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:06 WrapperNode [2022-12-14 20:06:06,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:06:06,181 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:06:06,181 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:06:06,181 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:06:06,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:06" (1/1) ... [2022-12-14 20:06:06,199 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:06" (1/1) ... [2022-12-14 20:06:06,215 INFO L138 Inliner]: procedures = 368, calls = 45, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 86 [2022-12-14 20:06:06,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:06:06,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:06:06,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:06:06,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:06:06,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:06" (1/1) ... [2022-12-14 20:06:06,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:06" (1/1) ... [2022-12-14 20:06:06,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:06" (1/1) ... [2022-12-14 20:06:06,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:06" (1/1) ... [2022-12-14 20:06:06,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:06" (1/1) ... [2022-12-14 20:06:06,233 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:06" (1/1) ... [2022-12-14 20:06:06,234 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:06" (1/1) ... [2022-12-14 20:06:06,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:06" (1/1) ... [2022-12-14 20:06:06,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:06:06,238 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:06:06,238 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:06:06,238 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:06:06,239 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:06" (1/1) ... [2022-12-14 20:06:06,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:06:06,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:06:06,263 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:06:06,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:06:06,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:06:06,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 20:06:06,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:06:06,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 20:06:06,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 20:06:06,299 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-14 20:06:06,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 20:06:06,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:06:06,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 20:06:06,300 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-12-14 20:06:06,300 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-12-14 20:06:06,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:06:06,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:06:06,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:06:06,302 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 20:06:06,421 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:06:06,423 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:06:06,737 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:06:06,744 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:06:06,745 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 20:06:06,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:06:06 BoogieIcfgContainer [2022-12-14 20:06:06,746 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:06:06,747 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:06:06,747 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:06:06,755 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:06:06,755 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:06:06" (1/1) ... [2022-12-14 20:06:06,755 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 20:06:06,759 INFO L158 Benchmark]: Toolchain (without parser) took 1045.16ms. Allocated memory is still 157.3MB. Free memory was 123.7MB in the beginning and 56.6MB in the end (delta: 67.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2022-12-14 20:06:06,760 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 109.1MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:06:06,760 INFO L158 Benchmark]: CACSL2BoogieTranslator took 465.90ms. Allocated memory is still 157.3MB. Free memory was 123.7MB in the beginning and 85.2MB in the end (delta: 38.5MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-12-14 20:06:06,761 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.25ms. Allocated memory is still 157.3MB. Free memory was 85.2MB in the beginning and 83.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:06:06,762 INFO L158 Benchmark]: Boogie Preprocessor took 21.14ms. Allocated memory is still 157.3MB. Free memory was 83.1MB in the beginning and 81.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:06:06,762 INFO L158 Benchmark]: RCFGBuilder took 508.69ms. Allocated memory is still 157.3MB. Free memory was 81.0MB in the beginning and 57.7MB in the end (delta: 23.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-14 20:06:06,763 INFO L158 Benchmark]: CodeCheck took 10.32ms. Allocated memory is still 157.3MB. Free memory was 57.7MB in the beginning and 56.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:06:06,766 INFO L339 ainManager$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 0.17ms. Allocated memory is still 109.1MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 465.90ms. Allocated memory is still 157.3MB. Free memory was 123.7MB in the beginning and 85.2MB in the end (delta: 38.5MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.25ms. Allocated memory is still 157.3MB. Free memory was 85.2MB in the beginning and 83.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.14ms. Allocated memory is still 157.3MB. Free memory was 83.1MB in the beginning and 81.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 508.69ms. Allocated memory is still 157.3MB. Free memory was 81.0MB in the beginning and 57.7MB in the end (delta: 23.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 10.32ms. Allocated memory is still 157.3MB. Free memory was 57.7MB in the beginning and 56.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 20:06:06,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/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_32bb6ece-92bf-4c51-8b30-936875f8ae7a/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_04-list2_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/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_32bb6ece-92bf-4c51-8b30-936875f8ae7a/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 22e95fa30ebde8538537e9926c639bef97cab57433fef0bd6d73df06023fa7d1 --- 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 [2022-12-14 20:06:08,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:06:08,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:06:08,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:06:08,449 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:06:08,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:06:08,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:06:08,452 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:06:08,453 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:06:08,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:06:08,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:06:08,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:06:08,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:06:08,455 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:06:08,456 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:06:08,457 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:06:08,457 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:06:08,458 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:06:08,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:06:08,460 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:06:08,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:06:08,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:06:08,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:06:08,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:06:08,466 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:06:08,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:06:08,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:06:08,467 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:06:08,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:06:08,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:06:08,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:06:08,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:06:08,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:06:08,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:06:08,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:06:08,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:06:08,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:06:08,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:06:08,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:06:08,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:06:08,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:06:08,479 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-12-14 20:06:08,495 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:06:08,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:06:08,497 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:06:08,497 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:06:08,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:06:08,498 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:06:08,498 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:06:08,498 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:06:08,498 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:06:08,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:06:08,499 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 20:06:08,499 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 20:06:08,499 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 20:06:08,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:06:08,500 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 20:06:08,500 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 20:06:08,500 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 20:06:08,500 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:06:08,500 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:06:08,501 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:06:08,501 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:06:08,501 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:06:08,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:06:08,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:06:08,502 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:06:08,502 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 20:06:08,502 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 20:06:08,502 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 20:06:08,502 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 20:06:08,503 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_32bb6ece-92bf-4c51-8b30-936875f8ae7a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22e95fa30ebde8538537e9926c639bef97cab57433fef0bd6d73df06023fa7d1 [2022-12-14 20:06:08,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:06:08,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:06:08,743 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:06:08,744 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:06:08,745 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:06:08,746 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/goblint-regression/09-regions_04-list2_nr.i [2022-12-14 20:06:11,349 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:06:11,536 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:06:11,536 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/sv-benchmarks/c/goblint-regression/09-regions_04-list2_nr.i [2022-12-14 20:06:11,546 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/bin/ukojak-rkRKPMF4O4/data/dac9b2b37/05dd0c58c5fd497dbd53aa9a1cbc678c/FLAGf2e80730b [2022-12-14 20:06:11,560 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/bin/ukojak-rkRKPMF4O4/data/dac9b2b37/05dd0c58c5fd497dbd53aa9a1cbc678c [2022-12-14 20:06:11,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:06:11,564 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:06:11,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:06:11,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:06:11,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:06:11,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:06:11" (1/1) ... [2022-12-14 20:06:11,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7aeea27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:11, skipping insertion in model container [2022-12-14 20:06:11,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:06:11" (1/1) ... [2022-12-14 20:06:11,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:06:11,620 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:06:12,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:06:12,098 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:06:12,144 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:06:12,203 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:06:12,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:12 WrapperNode [2022-12-14 20:06:12,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:06:12,204 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:06:12,205 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:06:12,205 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:06:12,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:12" (1/1) ... [2022-12-14 20:06:12,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:12" (1/1) ... [2022-12-14 20:06:12,243 INFO L138 Inliner]: procedures = 369, calls = 45, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 87 [2022-12-14 20:06:12,243 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:06:12,244 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:06:12,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:06:12,244 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:06:12,251 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:12" (1/1) ... [2022-12-14 20:06:12,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:12" (1/1) ... [2022-12-14 20:06:12,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:12" (1/1) ... [2022-12-14 20:06:12,255 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:12" (1/1) ... [2022-12-14 20:06:12,265 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:12" (1/1) ... [2022-12-14 20:06:12,267 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:12" (1/1) ... [2022-12-14 20:06:12,269 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:12" (1/1) ... [2022-12-14 20:06:12,271 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:12" (1/1) ... [2022-12-14 20:06:12,275 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:06:12,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:06:12,276 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:06:12,276 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:06:12,277 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:12" (1/1) ... [2022-12-14 20:06:12,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:06:12,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:06:12,301 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:06:12,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:06:12,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 20:06:12,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:06:12,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 20:06:12,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:06:12,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 20:06:12,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 20:06:12,331 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-14 20:06:12,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 20:06:12,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:06:12,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 20:06:12,332 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-12-14 20:06:12,332 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-12-14 20:06:12,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:06:12,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:06:12,333 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 20:06:12,463 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:06:12,465 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:06:12,948 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:06:12,955 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:06:12,956 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 20:06:12,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:06:12 BoogieIcfgContainer [2022-12-14 20:06:12,957 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:06:12,958 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:06:12,958 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:06:12,965 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:06:12,965 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:06:12" (1/1) ... [2022-12-14 20:06:12,966 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) [2022-12-14 20:06:12,968 INFO L158 Benchmark]: Toolchain (without parser) took 1404.33ms. Allocated memory is still 58.7MB. Free memory was 38.6MB in the beginning and 24.7MB in the end (delta: 13.9MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2022-12-14 20:06:12,969 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 48.2MB. Free memory was 26.8MB in the beginning and 26.7MB in the end (delta: 54.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:06:12,969 INFO L158 Benchmark]: CACSL2BoogieTranslator took 639.01ms. Allocated memory is still 58.7MB. Free memory was 38.3MB in the beginning and 24.0MB in the end (delta: 14.3MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2022-12-14 20:06:12,969 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.99ms. Allocated memory is still 58.7MB. Free memory was 23.8MB in the beginning and 33.2MB in the end (delta: -9.4MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. [2022-12-14 20:06:12,970 INFO L158 Benchmark]: Boogie Preprocessor took 31.01ms. Allocated memory is still 58.7MB. Free memory was 33.2MB in the beginning and 31.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:06:12,970 INFO L158 Benchmark]: RCFGBuilder took 681.85ms. Allocated memory is still 58.7MB. Free memory was 30.9MB in the beginning and 25.9MB in the end (delta: 5.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 20:06:12,971 INFO L158 Benchmark]: CodeCheck took 9.53ms. Allocated memory is still 58.7MB. Free memory was 25.7MB in the beginning and 24.9MB in the end (delta: 733.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:06:12,973 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 0.18ms. Allocated memory is still 48.2MB. Free memory was 26.8MB in the beginning and 26.7MB in the end (delta: 54.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 639.01ms. Allocated memory is still 58.7MB. Free memory was 38.3MB in the beginning and 24.0MB in the end (delta: 14.3MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.99ms. Allocated memory is still 58.7MB. Free memory was 23.8MB in the beginning and 33.2MB in the end (delta: -9.4MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.01ms. Allocated memory is still 58.7MB. Free memory was 33.2MB in the beginning and 31.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 681.85ms. Allocated memory is still 58.7MB. Free memory was 30.9MB in the beginning and 25.9MB in the end (delta: 5.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 9.53ms. Allocated memory is still 58.7MB. Free memory was 25.7MB in the beginning and 24.9MB in the end (delta: 733.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 20:06:12,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32bb6ece-92bf-4c51-8b30-936875f8ae7a/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