./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 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_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/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_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/bin/ukojak-rkRKPMF4O4/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_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/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_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/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 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-2329fc7 [2022-12-15 02:33:09,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:33:09,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:33:09,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:33:09,295 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:33:09,296 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:33:09,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:33:09,298 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:33:09,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:33:09,299 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:33:09,300 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:33:09,301 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:33:09,301 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:33:09,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:33:09,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:33:09,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:33:09,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:33:09,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:33:09,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:33:09,306 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:33:09,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:33:09,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:33:09,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:33:09,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:33:09,311 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:33:09,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:33:09,312 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:33:09,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:33:09,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:33:09,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:33:09,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:33:09,314 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:33:09,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:33:09,315 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:33:09,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:33:09,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:33:09,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:33:09,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:33:09,316 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:33:09,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:33:09,317 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:33:09,318 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-15 02:33:09,332 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:33:09,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:33:09,333 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:33:09,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:33:09,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:33:09,333 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 02:33:09,333 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:33:09,333 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:33:09,333 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 02:33:09,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:33:09,333 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 02:33:09,334 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 02:33:09,334 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 02:33:09,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:33:09,334 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 02:33:09,334 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:33:09,334 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:33:09,334 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:33:09,334 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:33:09,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:33:09,334 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:33:09,334 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:33:09,335 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:33:09,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:33:09,335 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_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 306d85d0b5300749928a8392783cd7ec5acf0c4622b6bdba80c3589786dd98ad [2022-12-15 02:33:09,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:33:09,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:33:09,538 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:33:09,539 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:33:09,540 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:33:09,541 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-12-15 02:33:12,126 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:33:12,271 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:33:12,272 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-12-15 02:33:12,278 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/bin/ukojak-rkRKPMF4O4/data/b0ca437fa/6e621dc12a1c4239a7153bb90885b9f5/FLAGf073e2063 [2022-12-15 02:33:12,287 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/bin/ukojak-rkRKPMF4O4/data/b0ca437fa/6e621dc12a1c4239a7153bb90885b9f5 [2022-12-15 02:33:12,289 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:33:12,290 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:33:12,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:33:12,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:33:12,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:33:12,294 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:33:12" (1/1) ... [2022-12-15 02:33:12,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5755d87c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:12, skipping insertion in model container [2022-12-15 02:33:12,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:33:12" (1/1) ... [2022-12-15 02:33:12,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:33:12,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:33:12,424 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:33:12,425 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:33:12,426 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:33:12,426 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:33:12,427 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:33:12,428 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:33:12,434 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_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-12-15 02:33:12,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:33:12,448 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:33:12,459 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:33:12,460 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:33:12,461 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:33:12,461 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:33:12,462 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:33:12,462 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:33:12,466 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_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-12-15 02:33:12,469 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:33:12,480 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:33:12,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:12 WrapperNode [2022-12-15 02:33:12,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:33:12,481 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:33:12,481 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:33:12,481 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:33:12,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:12" (1/1) ... [2022-12-15 02:33:12,492 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:12" (1/1) ... [2022-12-15 02:33:12,511 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 14, calls inlined = 22, statements flattened = 232 [2022-12-15 02:33:12,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:33:12,512 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:33:12,512 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:33:12,512 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:33:12,519 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:12" (1/1) ... [2022-12-15 02:33:12,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:12" (1/1) ... [2022-12-15 02:33:12,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:12" (1/1) ... [2022-12-15 02:33:12,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:12" (1/1) ... [2022-12-15 02:33:12,529 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:12" (1/1) ... [2022-12-15 02:33:12,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:12" (1/1) ... [2022-12-15 02:33:12,535 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:12" (1/1) ... [2022-12-15 02:33:12,536 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:12" (1/1) ... [2022-12-15 02:33:12,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:33:12,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:33:12,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:33:12,539 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:33:12,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:12" (1/1) ... [2022-12-15 02:33:12,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:33:12,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:33:12,564 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:33:12,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:33:12,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:33:12,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:33:12,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 02:33:12,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 02:33:12,600 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 02:33:12,600 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 02:33:12,600 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 02:33:12,600 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 02:33:12,600 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-15 02:33:12,600 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-15 02:33:12,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 02:33:12,600 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 02:33:12,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 02:33:12,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 02:33:12,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:33:12,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:33:12,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:33:12,603 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 02:33:12,692 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:33:12,694 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:33:13,121 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:33:13,204 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:33:13,204 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-12-15 02:33:13,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:33:13 BoogieIcfgContainer [2022-12-15 02:33:13,207 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:33:13,208 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:33:13,208 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:33:13,217 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:33:13,217 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:33:13" (1/1) ... [2022-12-15 02:33:13,218 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 02:33:13,221 INFO L158 Benchmark]: Toolchain (without parser) took 929.91ms. Allocated memory was 121.6MB in the beginning and 148.9MB in the end (delta: 27.3MB). Free memory was 81.9MB in the beginning and 91.4MB in the end (delta: -9.5MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2022-12-15 02:33:13,222 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 121.6MB. Free memory is still 95.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:33:13,222 INFO L158 Benchmark]: CACSL2BoogieTranslator took 189.45ms. Allocated memory is still 121.6MB. Free memory was 81.6MB in the beginning and 68.9MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 02:33:13,223 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.62ms. Allocated memory is still 121.6MB. Free memory was 68.9MB in the beginning and 66.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:33:13,224 INFO L158 Benchmark]: Boogie Preprocessor took 26.47ms. Allocated memory is still 121.6MB. Free memory was 66.6MB in the beginning and 64.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:33:13,224 INFO L158 Benchmark]: RCFGBuilder took 668.29ms. Allocated memory was 121.6MB in the beginning and 148.9MB in the end (delta: 27.3MB). Free memory was 64.1MB in the beginning and 92.2MB in the end (delta: -28.1MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2022-12-15 02:33:13,225 INFO L158 Benchmark]: CodeCheck took 11.58ms. Allocated memory is still 148.9MB. Free memory was 92.2MB in the beginning and 91.4MB in the end (delta: 773.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:33:13,228 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 0.19ms. Allocated memory is still 121.6MB. Free memory is still 95.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 189.45ms. Allocated memory is still 121.6MB. Free memory was 81.6MB in the beginning and 68.9MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.62ms. Allocated memory is still 121.6MB. Free memory was 68.9MB in the beginning and 66.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.47ms. Allocated memory is still 121.6MB. Free memory was 66.6MB in the beginning and 64.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 668.29ms. Allocated memory was 121.6MB in the beginning and 148.9MB in the end (delta: 27.3MB). Free memory was 64.1MB in the beginning and 92.2MB in the end (delta: -28.1MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * CodeCheck took 11.58ms. Allocated memory is still 148.9MB. Free memory was 92.2MB in the beginning and 91.4MB in the end (delta: 773.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 02:33:13,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/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_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/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_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/bin/ukojak-rkRKPMF4O4/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_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/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_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/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 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-2329fc7 [2022-12-15 02:33:14,927 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:33:14,929 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:33:14,948 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:33:14,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:33:14,949 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:33:14,950 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:33:14,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:33:14,954 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:33:14,955 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:33:14,956 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:33:14,957 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:33:14,957 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:33:14,958 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:33:14,959 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:33:14,960 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:33:14,961 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:33:14,962 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:33:14,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:33:14,965 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:33:14,967 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:33:14,968 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:33:14,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:33:14,970 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:33:14,973 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:33:14,973 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:33:14,974 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:33:14,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:33:14,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:33:14,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:33:14,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:33:14,976 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:33:14,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:33:14,978 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:33:14,979 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:33:14,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:33:14,979 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:33:14,980 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:33:14,980 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:33:14,981 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:33:14,981 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:33:14,982 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-12-15 02:33:15,002 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:33:15,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:33:15,004 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:33:15,004 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:33:15,004 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:33:15,004 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 02:33:15,004 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:33:15,005 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:33:15,005 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 02:33:15,005 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:33:15,005 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 02:33:15,005 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 02:33:15,005 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 02:33:15,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:33:15,006 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 02:33:15,006 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 02:33:15,006 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 02:33:15,006 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 02:33:15,006 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:33:15,007 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:33:15,007 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:33:15,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:33:15,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:33:15,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:33:15,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:33:15,008 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 02:33:15,008 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 02:33:15,008 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 02:33:15,008 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 02:33:15,008 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_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 306d85d0b5300749928a8392783cd7ec5acf0c4622b6bdba80c3589786dd98ad [2022-12-15 02:33:15,240 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:33:15,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:33:15,257 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:33:15,258 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:33:15,259 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:33:15,259 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-12-15 02:33:17,820 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:33:17,972 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:33:17,972 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-12-15 02:33:17,978 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/bin/ukojak-rkRKPMF4O4/data/3cad8405f/28e31bce74904aa5aabfcf54585dc287/FLAG255e508bc [2022-12-15 02:33:17,990 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/bin/ukojak-rkRKPMF4O4/data/3cad8405f/28e31bce74904aa5aabfcf54585dc287 [2022-12-15 02:33:17,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:33:17,993 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:33:17,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:33:17,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:33:17,997 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:33:17,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:33:17" (1/1) ... [2022-12-15 02:33:17,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@495a14ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:17, skipping insertion in model container [2022-12-15 02:33:17,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:33:17" (1/1) ... [2022-12-15 02:33:18,003 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:33:18,021 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:33:18,144 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:33:18,145 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:33:18,146 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:33:18,147 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:33:18,147 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:33:18,148 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:33:18,154 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_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-12-15 02:33:18,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:33:18,172 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-15 02:33:18,174 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:33:18,179 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:33:18,180 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:33:18,181 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:33:18,181 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:33:18,182 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:33:18,182 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:33:18,186 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_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-12-15 02:33:18,190 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:33:18,194 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:33:18,205 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:33:18,206 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:33:18,207 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:33:18,207 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:33:18,207 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:33:18,208 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:33:18,212 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_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-12-15 02:33:18,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:33:18,226 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:33:18,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:18 WrapperNode [2022-12-15 02:33:18,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:33:18,228 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:33:18,228 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:33:18,228 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:33:18,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:18" (1/1) ... [2022-12-15 02:33:18,241 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:18" (1/1) ... [2022-12-15 02:33:18,260 INFO L138 Inliner]: procedures = 28, calls = 57, calls flagged for inlining = 14, calls inlined = 22, statements flattened = 225 [2022-12-15 02:33:18,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:33:18,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:33:18,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:33:18,260 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:33:18,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:18" (1/1) ... [2022-12-15 02:33:18,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:18" (1/1) ... [2022-12-15 02:33:18,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:18" (1/1) ... [2022-12-15 02:33:18,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:18" (1/1) ... [2022-12-15 02:33:18,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:18" (1/1) ... [2022-12-15 02:33:18,290 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:18" (1/1) ... [2022-12-15 02:33:18,292 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:18" (1/1) ... [2022-12-15 02:33:18,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:18" (1/1) ... [2022-12-15 02:33:18,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:33:18,298 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:33:18,298 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:33:18,299 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:33:18,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:18" (1/1) ... [2022-12-15 02:33:18,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:33:18,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:33:18,326 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:33:18,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:33:18,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:33:18,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 02:33:18,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:33:18,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-15 02:33:18,365 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 02:33:18,365 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 02:33:18,365 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 02:33:18,366 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 02:33:18,366 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-15 02:33:18,366 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-15 02:33:18,366 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 02:33:18,366 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 02:33:18,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 02:33:18,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:33:18,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:33:18,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:33:18,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 02:33:18,368 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 02:33:18,464 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:33:18,466 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:33:19,096 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:33:19,167 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:33:19,167 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-12-15 02:33:19,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:33:19 BoogieIcfgContainer [2022-12-15 02:33:19,169 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:33:19,170 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:33:19,170 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:33:19,177 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:33:19,177 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:33:19" (1/1) ... [2022-12-15 02:33:19,178 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 02:33:19,181 INFO L158 Benchmark]: Toolchain (without parser) took 1187.47ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 35.6MB in the beginning and 48.2MB in the end (delta: -12.6MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2022-12-15 02:33:19,181 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 54.5MB. Free memory is still 33.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:33:19,181 INFO L158 Benchmark]: CACSL2BoogieTranslator took 233.20ms. Allocated memory is still 69.2MB. Free memory was 35.5MB in the beginning and 37.6MB in the end (delta: -2.1MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2022-12-15 02:33:19,182 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.31ms. Allocated memory is still 69.2MB. Free memory was 37.6MB in the beginning and 35.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:33:19,182 INFO L158 Benchmark]: Boogie Preprocessor took 37.38ms. Allocated memory is still 69.2MB. Free memory was 35.0MB in the beginning and 32.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:33:19,182 INFO L158 Benchmark]: RCFGBuilder took 870.97ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 32.7MB in the beginning and 49.3MB in the end (delta: -16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 02:33:19,183 INFO L158 Benchmark]: CodeCheck took 9.63ms. Allocated memory is still 83.9MB. Free memory was 48.8MB in the beginning and 48.2MB in the end (delta: 618.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:33:19,185 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 54.5MB. Free memory is still 33.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 233.20ms. Allocated memory is still 69.2MB. Free memory was 35.5MB in the beginning and 37.6MB in the end (delta: -2.1MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.31ms. Allocated memory is still 69.2MB. Free memory was 37.6MB in the beginning and 35.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.38ms. Allocated memory is still 69.2MB. Free memory was 35.0MB in the beginning and 32.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 870.97ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 32.7MB in the beginning and 49.3MB in the end (delta: -16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 9.63ms. Allocated memory is still 83.9MB. Free memory was 48.8MB in the beginning and 48.2MB in the end (delta: 618.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 02:33:19,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad56d3a-dfd6-4342-9bf9-59abb43ad0f5/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