./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dad265ed8a17f32bb0a174302dfe188f9a15f60b81cc9c28a67851ab05270da2 --- 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-dbf71c6-m [2022-10-17 16:45:17,106 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:45:17,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:45:17,139 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:45:17,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:45:17,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:45:17,143 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:45:17,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:45:17,147 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:45:17,149 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:45:17,150 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:45:17,152 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:45:17,152 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:45:17,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:45:17,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:45:17,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:45:17,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:45:17,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:45:17,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:45:17,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:45:17,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:45:17,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:45:17,175 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:45:17,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:45:17,191 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:45:17,192 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:45:17,192 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:45:17,193 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:45:17,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:45:17,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:45:17,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:45:17,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:45:17,197 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:45:17,198 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:45:17,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:45:17,203 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:45:17,204 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:45:17,204 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:45:17,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:45:17,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:45:17,206 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:45:17,207 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:45:17,254 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:45:17,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:45:17,256 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:45:17,256 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:45:17,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:45:17,257 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:45:17,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:45:17,257 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:45:17,257 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:45:17,258 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:45:17,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:45:17,258 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:45:17,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:45:17,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:45:17,259 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:45:17,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:45:17,259 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:45:17,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:45:17,259 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:45:17,260 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:45:17,260 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:45:17,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:17,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:45:17,261 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:45:17,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:45:17,261 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:45:17,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:45:17,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:45:17,262 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_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dad265ed8a17f32bb0a174302dfe188f9a15f60b81cc9c28a67851ab05270da2 [2022-10-17 16:45:17,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:45:17,541 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:45:17,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:45:17,545 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:45:17,546 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:45:17,548 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2022-10-17 16:45:17,616 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/data/1f59a4e4b/c475f7cbc21244a7a2ac7a6fe20c799c/FLAG9096242d4 [2022-10-17 16:45:18,215 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:45:18,216 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2022-10-17 16:45:18,239 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/data/1f59a4e4b/c475f7cbc21244a7a2ac7a6fe20c799c/FLAG9096242d4 [2022-10-17 16:45:18,430 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/data/1f59a4e4b/c475f7cbc21244a7a2ac7a6fe20c799c [2022-10-17 16:45:18,433 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:45:18,443 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:45:18,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:18,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:45:18,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:45:18,449 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:18" (1/1) ... [2022-10-17 16:45:18,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20440961 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:18, skipping insertion in model container [2022-10-17 16:45:18,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:18" (1/1) ... [2022-10-17 16:45:18,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:45:18,506 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:45:19,117 WARN L230 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_714ca0e5-6d1a-4c23-b560-72413313b2ad/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i[47038,47051] [2022-10-17 16:45:19,140 WARN L1550 CHandler]: Possible shadowing of function new [2022-10-17 16:45:19,141 WARN L1550 CHandler]: Possible shadowing of function new [2022-10-17 16:45:19,142 WARN L1550 CHandler]: Possible shadowing of function new [2022-10-17 16:45:19,143 WARN L1550 CHandler]: Possible shadowing of function new [2022-10-17 16:45:19,194 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:19,220 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:45:19,278 WARN L230 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_714ca0e5-6d1a-4c23-b560-72413313b2ad/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i[47038,47051] [2022-10-17 16:45:19,289 WARN L1550 CHandler]: Possible shadowing of function new [2022-10-17 16:45:19,290 WARN L1550 CHandler]: Possible shadowing of function new [2022-10-17 16:45:19,291 WARN L1550 CHandler]: Possible shadowing of function new [2022-10-17 16:45:19,293 WARN L1550 CHandler]: Possible shadowing of function new [2022-10-17 16:45:19,311 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:19,392 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:45:19,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:19 WrapperNode [2022-10-17 16:45:19,393 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:19,394 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:19,394 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:45:19,394 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:45:19,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:19" (1/1) ... [2022-10-17 16:45:19,445 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:19" (1/1) ... [2022-10-17 16:45:19,518 INFO L138 Inliner]: procedures = 279, calls = 51, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 208 [2022-10-17 16:45:19,518 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:19,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:45:19,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:45:19,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:45:19,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:19" (1/1) ... [2022-10-17 16:45:19,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:19" (1/1) ... [2022-10-17 16:45:19,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:19" (1/1) ... [2022-10-17 16:45:19,556 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:19" (1/1) ... [2022-10-17 16:45:19,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:19" (1/1) ... [2022-10-17 16:45:19,600 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:19" (1/1) ... [2022-10-17 16:45:19,603 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:19" (1/1) ... [2022-10-17 16:45:19,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:19" (1/1) ... [2022-10-17 16:45:19,626 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:45:19,627 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:45:19,627 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:45:19,627 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:45:19,628 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:19" (1/1) ... [2022-10-17 16:45:19,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:19,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:45:19,681 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:45:19,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:45:19,733 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:45:19,735 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:45:19,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:45:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-17 16:45:19,736 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-17 16:45:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:45:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:45:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:45:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:45:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-10-17 16:45:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:45:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:45:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:45:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-10-17 16:45:19,737 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-10-17 16:45:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:45:19,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:45:19,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:45:19,739 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:45:19,959 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:45:19,984 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:45:20,452 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:45:20,464 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:45:20,464 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-10-17 16:45:20,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:20 BoogieIcfgContainer [2022-10-17 16:45:20,467 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:45:20,468 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:45:20,469 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:45:20,480 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:45:20,480 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:20" (1/1) ... [2022-10-17 16:45:20,481 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) [2022-10-17 16:45:20,486 INFO L158 Benchmark]: Toolchain (without parser) took 2041.54ms. Allocated memory was 100.7MB in the beginning and 142.6MB in the end (delta: 41.9MB). Free memory was 77.7MB in the beginning and 102.6MB in the end (delta: -24.9MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2022-10-17 16:45:20,486 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 100.7MB. Free memory was 74.6MB in the beginning and 74.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:45:20,487 INFO L158 Benchmark]: CACSL2BoogieTranslator took 949.05ms. Allocated memory is still 100.7MB. Free memory was 77.3MB in the beginning and 53.9MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-10-17 16:45:20,488 INFO L158 Benchmark]: Boogie Procedure Inliner took 124.55ms. Allocated memory is still 100.7MB. Free memory was 53.9MB in the beginning and 51.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:45:20,489 INFO L158 Benchmark]: Boogie Preprocessor took 106.78ms. Allocated memory is still 100.7MB. Free memory was 50.7MB in the beginning and 48.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:45:20,490 INFO L158 Benchmark]: RCFGBuilder took 840.58ms. Allocated memory was 100.7MB in the beginning and 142.6MB in the end (delta: 41.9MB). Free memory was 48.4MB in the beginning and 104.1MB in the end (delta: -55.7MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2022-10-17 16:45:20,490 INFO L158 Benchmark]: CodeCheck took 15.10ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 102.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:45:20,498 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 0.35ms. Allocated memory is still 100.7MB. Free memory was 74.6MB in the beginning and 74.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 949.05ms. Allocated memory is still 100.7MB. Free memory was 77.3MB in the beginning and 53.9MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 124.55ms. Allocated memory is still 100.7MB. Free memory was 53.9MB in the beginning and 51.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.78ms. Allocated memory is still 100.7MB. Free memory was 50.7MB in the beginning and 48.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 840.58ms. Allocated memory was 100.7MB in the beginning and 142.6MB in the end (delta: 41.9MB). Free memory was 48.4MB in the beginning and 104.1MB in the end (delta: -55.7MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * CodeCheck took 15.10ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 102.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:45:20,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dad265ed8a17f32bb0a174302dfe188f9a15f60b81cc9c28a67851ab05270da2 --- 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-dbf71c6-m [2022-10-17 16:45:22,990 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:45:22,993 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:45:23,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:45:23,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:45:23,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:45:23,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:45:23,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:45:23,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:45:23,064 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:45:23,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:45:23,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:45:23,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:45:23,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:45:23,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:45:23,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:45:23,079 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:45:23,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:45:23,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:45:23,088 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:45:23,090 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:45:23,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:45:23,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:45:23,100 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:45:23,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:45:23,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:45:23,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:45:23,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:45:23,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:45:23,119 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:45:23,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:45:23,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:45:23,123 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:45:23,124 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:45:23,125 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:45:23,126 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:45:23,127 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:45:23,127 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:45:23,127 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:45:23,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:45:23,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:45:23,131 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:45:23,180 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:45:23,180 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:45:23,183 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:45:23,183 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:45:23,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:45:23,185 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:45:23,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:45:23,185 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:45:23,185 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:45:23,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:45:23,187 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:45:23,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:45:23,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:45:23,188 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:45:23,188 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:45:23,188 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:45:23,188 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:45:23,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:45:23,189 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:45:23,189 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:45:23,189 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:45:23,189 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:45:23,190 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:45:23,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:23,190 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:45:23,190 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:45:23,191 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:45:23,191 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:45:23,191 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:45:23,191 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:45:23,191 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:45:23,192 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:45:23,192 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_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dad265ed8a17f32bb0a174302dfe188f9a15f60b81cc9c28a67851ab05270da2 [2022-10-17 16:45:23,588 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:45:23,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:45:23,620 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:45:23,621 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:45:23,622 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:45:23,624 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2022-10-17 16:45:23,713 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/data/d12daf296/06ccc2f568c64775b759a752e2e4ebad/FLAG6cdadb709 [2022-10-17 16:45:24,415 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:45:24,418 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2022-10-17 16:45:24,444 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/data/d12daf296/06ccc2f568c64775b759a752e2e4ebad/FLAG6cdadb709 [2022-10-17 16:45:24,624 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/data/d12daf296/06ccc2f568c64775b759a752e2e4ebad [2022-10-17 16:45:24,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:45:24,630 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:45:24,634 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:24,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:45:24,638 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:45:24,639 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:24" (1/1) ... [2022-10-17 16:45:24,641 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@649da83b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:24, skipping insertion in model container [2022-10-17 16:45:24,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:24" (1/1) ... [2022-10-17 16:45:24,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:45:24,720 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:45:25,216 WARN L230 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_714ca0e5-6d1a-4c23-b560-72413313b2ad/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i[47038,47051] [2022-10-17 16:45:25,227 WARN L1550 CHandler]: Possible shadowing of function new [2022-10-17 16:45:25,231 WARN L1550 CHandler]: Possible shadowing of function new [2022-10-17 16:45:25,232 WARN L1550 CHandler]: Possible shadowing of function new [2022-10-17 16:45:25,233 WARN L1550 CHandler]: Possible shadowing of function new [2022-10-17 16:45:25,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:25,327 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-10-17 16:45:25,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:45:25,397 WARN L230 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_714ca0e5-6d1a-4c23-b560-72413313b2ad/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i[47038,47051] [2022-10-17 16:45:25,400 WARN L1550 CHandler]: Possible shadowing of function new [2022-10-17 16:45:25,402 WARN L1550 CHandler]: Possible shadowing of function new [2022-10-17 16:45:25,403 WARN L1550 CHandler]: Possible shadowing of function new [2022-10-17 16:45:25,405 WARN L1550 CHandler]: Possible shadowing of function new [2022-10-17 16:45:25,435 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:25,448 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:45:25,503 WARN L230 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_714ca0e5-6d1a-4c23-b560-72413313b2ad/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i[47038,47051] [2022-10-17 16:45:25,506 WARN L1550 CHandler]: Possible shadowing of function new [2022-10-17 16:45:25,507 WARN L1550 CHandler]: Possible shadowing of function new [2022-10-17 16:45:25,507 WARN L1550 CHandler]: Possible shadowing of function new [2022-10-17 16:45:25,507 WARN L1550 CHandler]: Possible shadowing of function new [2022-10-17 16:45:25,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:25,617 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:45:25,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:25 WrapperNode [2022-10-17 16:45:25,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:25,620 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:25,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:45:25,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:45:25,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:25" (1/1) ... [2022-10-17 16:45:25,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:25" (1/1) ... [2022-10-17 16:45:25,706 INFO L138 Inliner]: procedures = 283, calls = 51, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 204 [2022-10-17 16:45:25,706 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:25,707 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:45:25,707 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:45:25,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:45:25,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:25" (1/1) ... [2022-10-17 16:45:25,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:25" (1/1) ... [2022-10-17 16:45:25,724 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:25" (1/1) ... [2022-10-17 16:45:25,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:25" (1/1) ... [2022-10-17 16:45:25,741 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:25" (1/1) ... [2022-10-17 16:45:25,747 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:25" (1/1) ... [2022-10-17 16:45:25,751 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:25" (1/1) ... [2022-10-17 16:45:25,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:25" (1/1) ... [2022-10-17 16:45:25,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:45:25,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:45:25,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:45:25,761 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:45:25,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:25" (1/1) ... [2022-10-17 16:45:25,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:25,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:45:25,805 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:45:25,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:45:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:45:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:45:25,861 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:45:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:45:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-17 16:45:25,861 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-17 16:45:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:45:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:45:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:45:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:45:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 16:45:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-10-17 16:45:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:45:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:45:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:45:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-10-17 16:45:25,863 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-10-17 16:45:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:45:25,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:45:25,866 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:45:26,115 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:45:26,118 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:45:26,788 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:45:26,799 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:45:26,799 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-10-17 16:45:26,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:26 BoogieIcfgContainer [2022-10-17 16:45:26,802 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:45:26,813 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:45:26,813 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:45:26,824 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:45:26,824 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:26" (1/1) ... [2022-10-17 16:45:26,825 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) [2022-10-17 16:45:26,829 INFO L158 Benchmark]: Toolchain (without parser) took 2197.96ms. Allocated memory was 56.6MB in the beginning and 79.7MB in the end (delta: 23.1MB). Free memory was 31.3MB in the beginning and 54.8MB in the end (delta: -23.5MB). Peak memory consumption was 289.9kB. Max. memory is 16.1GB. [2022-10-17 16:45:26,830 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 56.6MB. Free memory was 36.8MB in the beginning and 36.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:45:26,831 INFO L158 Benchmark]: CACSL2BoogieTranslator took 984.51ms. Allocated memory was 56.6MB in the beginning and 79.7MB in the end (delta: 23.1MB). Free memory was 31.2MB in the beginning and 48.0MB in the end (delta: -16.9MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2022-10-17 16:45:26,831 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.80ms. Allocated memory is still 79.7MB. Free memory was 48.0MB in the beginning and 44.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:45:26,832 INFO L158 Benchmark]: Boogie Preprocessor took 52.51ms. Allocated memory is still 79.7MB. Free memory was 44.9MB in the beginning and 42.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:45:26,833 INFO L158 Benchmark]: RCFGBuilder took 1042.12ms. Allocated memory is still 79.7MB. Free memory was 41.8MB in the beginning and 34.2MB in the end (delta: 7.6MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2022-10-17 16:45:26,833 INFO L158 Benchmark]: CodeCheck took 14.57ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 54.8MB in the end (delta: 818.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:45:26,837 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 0.33ms. Allocated memory is still 56.6MB. Free memory was 36.8MB in the beginning and 36.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 984.51ms. Allocated memory was 56.6MB in the beginning and 79.7MB in the end (delta: 23.1MB). Free memory was 31.2MB in the beginning and 48.0MB in the end (delta: -16.9MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.80ms. Allocated memory is still 79.7MB. Free memory was 48.0MB in the beginning and 44.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.51ms. Allocated memory is still 79.7MB. Free memory was 44.9MB in the beginning and 42.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1042.12ms. Allocated memory is still 79.7MB. Free memory was 41.8MB in the beginning and 34.2MB in the end (delta: 7.6MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * CodeCheck took 14.57ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 54.8MB in the end (delta: 818.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:45:26,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_714ca0e5-6d1a-4c23-b560-72413313b2ad/bin/ukojak-92XMlrwhuB/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