./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/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_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/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_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/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 3e185f9c0dac86cdbb29caae2de39811a090d813c08c4c3552062c2aa77b8788 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 21:11:19,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:11:19,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:11:19,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:11:19,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:11:19,111 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:11:19,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:11:19,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:11:19,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:11:19,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:11:19,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:11:19,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:11:19,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:11:19,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:11:19,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:11:19,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:11:19,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:11:19,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:11:19,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:11:19,122 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:11:19,123 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:11:19,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:11:19,125 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:11:19,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:11:19,127 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:11:19,128 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:11:19,128 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:11:19,128 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:11:19,129 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:11:19,129 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:11:19,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:11:19,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:11:19,130 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:11:19,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:11:19,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:11:19,132 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:11:19,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:11:19,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:11:19,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:11:19,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:11:19,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:11:19,134 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 21:11:19,147 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:11:19,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:11:19,148 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:11:19,148 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:11:19,148 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:11:19,149 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:11:19,149 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 21:11:19,149 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:11:19,149 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:11:19,149 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:11:19,149 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 21:11:19,149 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 21:11:19,149 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 21:11:19,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:11:19,150 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:11:19,150 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:11:19,150 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:11:19,150 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:11:19,150 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:11:19,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:11:19,151 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:11:19,151 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:11:19,151 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:11:19,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:11:19,151 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_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e185f9c0dac86cdbb29caae2de39811a090d813c08c4c3552062c2aa77b8788 [2022-12-14 21:11:19,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:11:19,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:11:19,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:11:19,329 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:11:19,330 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:11:19,331 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2022-12-14 21:11:22,004 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:11:22,165 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:11:22,166 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2022-12-14 21:11:22,171 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4/data/c0bbaf864/8e4fa994d2744c5eb555f649b25e5ca2/FLAG130244d16 [2022-12-14 21:11:22,181 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4/data/c0bbaf864/8e4fa994d2744c5eb555f649b25e5ca2 [2022-12-14 21:11:22,184 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:11:22,185 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:11:22,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:11:22,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:11:22,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:11:22,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:11:22" (1/1) ... [2022-12-14 21:11:22,191 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22d19c24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:22, skipping insertion in model container [2022-12-14 21:11:22,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:11:22" (1/1) ... [2022-12-14 21:11:22,199 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:11:22,217 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:11:22,372 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:11:22,374 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:11:22,375 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:11:22,375 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:11:22,376 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:11:22,377 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:11:22,383 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_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2815,2828] [2022-12-14 21:11:22,391 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:11:22,399 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:11:22,411 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:11:22,412 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:11:22,413 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:11:22,413 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:11:22,414 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:11:22,415 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:11:22,419 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_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2815,2828] [2022-12-14 21:11:22,423 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:11:22,435 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:11:22,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:22 WrapperNode [2022-12-14 21:11:22,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:11:22,436 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:11:22,436 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:11:22,437 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:11:22,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:22" (1/1) ... [2022-12-14 21:11:22,449 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:22" (1/1) ... [2022-12-14 21:11:22,469 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 14, calls inlined = 22, statements flattened = 232 [2022-12-14 21:11:22,469 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:11:22,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:11:22,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:11:22,470 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:11:22,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:22" (1/1) ... [2022-12-14 21:11:22,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:22" (1/1) ... [2022-12-14 21:11:22,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:22" (1/1) ... [2022-12-14 21:11:22,480 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:22" (1/1) ... [2022-12-14 21:11:22,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:22" (1/1) ... [2022-12-14 21:11:22,490 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:22" (1/1) ... [2022-12-14 21:11:22,492 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:22" (1/1) ... [2022-12-14 21:11:22,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:22" (1/1) ... [2022-12-14 21:11:22,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:11:22,496 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:11:22,497 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:11:22,497 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:11:22,497 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:22" (1/1) ... [2022-12-14 21:11:22,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:11:22,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:11:22,520 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:11:22,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:11:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:11:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 21:11:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 21:11:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 21:11:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 21:11:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 21:11:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 21:11:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 21:11:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-14 21:11:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-14 21:11:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:11:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 21:11:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 21:11:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 21:11:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:11:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:11:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 21:11:22,557 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 21:11:22,647 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:11:22,649 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:11:23,096 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:11:23,152 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:11:23,153 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-12-14 21:11:23,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:11:23 BoogieIcfgContainer [2022-12-14 21:11:23,155 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:11:23,155 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:11:23,155 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:11:23,162 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:11:23,162 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:11:23" (1/1) ... [2022-12-14 21:11:23,163 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 21:11:23,166 INFO L158 Benchmark]: Toolchain (without parser) took 980.59ms. Allocated memory is still 148.9MB. Free memory was 110.4MB in the beginning and 96.1MB in the end (delta: 14.3MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2022-12-14 21:11:23,166 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 98.6MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:11:23,167 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.45ms. Allocated memory is still 148.9MB. Free memory was 110.4MB in the beginning and 97.4MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 21:11:23,167 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.83ms. Allocated memory is still 148.9MB. Free memory was 97.4MB in the beginning and 95.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:11:23,167 INFO L158 Benchmark]: Boogie Preprocessor took 26.40ms. Allocated memory is still 148.9MB. Free memory was 95.3MB in the beginning and 93.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:11:23,168 INFO L158 Benchmark]: RCFGBuilder took 658.12ms. Allocated memory is still 148.9MB. Free memory was 92.8MB in the beginning and 97.7MB in the end (delta: -4.9MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. [2022-12-14 21:11:23,168 INFO L158 Benchmark]: CodeCheck took 9.80ms. Allocated memory is still 148.9MB. Free memory was 97.7MB in the beginning and 96.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:11:23,170 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 0.20ms. Allocated memory is still 98.6MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 249.45ms. Allocated memory is still 148.9MB. Free memory was 110.4MB in the beginning and 97.4MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.83ms. Allocated memory is still 148.9MB. Free memory was 97.4MB in the beginning and 95.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.40ms. Allocated memory is still 148.9MB. Free memory was 95.3MB in the beginning and 93.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 658.12ms. Allocated memory is still 148.9MB. Free memory was 92.8MB in the beginning and 97.7MB in the end (delta: -4.9MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. * CodeCheck took 9.80ms. Allocated memory is still 148.9MB. Free memory was 97.7MB in the beginning and 96.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 21:11:23,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/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_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/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_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/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 3e185f9c0dac86cdbb29caae2de39811a090d813c08c4c3552062c2aa77b8788 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 21:11:24,768 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:11:24,770 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:11:24,784 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:11:24,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:11:24,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:11:24,786 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:11:24,787 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:11:24,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:11:24,789 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:11:24,790 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:11:24,791 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:11:24,791 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:11:24,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:11:24,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:11:24,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:11:24,794 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:11:24,795 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:11:24,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:11:24,797 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:11:24,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:11:24,799 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:11:24,800 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:11:24,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:11:24,803 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:11:24,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:11:24,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:11:24,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:11:24,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:11:24,805 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:11:24,805 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:11:24,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:11:24,806 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:11:24,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:11:24,807 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:11:24,807 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:11:24,808 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:11:24,808 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:11:24,808 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:11:24,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:11:24,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:11:24,809 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-12-14 21:11:24,830 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:11:24,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:11:24,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:11:24,831 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:11:24,831 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:11:24,831 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:11:24,831 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 21:11:24,831 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:11:24,831 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:11:24,832 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:11:24,832 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 21:11:24,832 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 21:11:24,832 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 21:11:24,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:11:24,832 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 21:11:24,832 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 21:11:24,832 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 21:11:24,832 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:11:24,832 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:11:24,832 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:11:24,833 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:11:24,833 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:11:24,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:11:24,833 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:11:24,833 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:11:24,833 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 21:11:24,833 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 21:11:24,833 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 21:11:24,833 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 21:11:24,833 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_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e185f9c0dac86cdbb29caae2de39811a090d813c08c4c3552062c2aa77b8788 [2022-12-14 21:11:25,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:11:25,083 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:11:25,086 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:11:25,087 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:11:25,087 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:11:25,088 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2022-12-14 21:11:27,740 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:11:27,876 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:11:27,877 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2022-12-14 21:11:27,883 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4/data/207d92cfa/a6350c69742c42d6ba1475e1d180066f/FLAG668367797 [2022-12-14 21:11:27,895 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4/data/207d92cfa/a6350c69742c42d6ba1475e1d180066f [2022-12-14 21:11:27,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:11:27,899 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:11:27,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:11:27,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:11:27,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:11:27,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:11:27" (1/1) ... [2022-12-14 21:11:27,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2467f50b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:27, skipping insertion in model container [2022-12-14 21:11:27,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:11:27" (1/1) ... [2022-12-14 21:11:27,909 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:11:27,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:11:28,060 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:11:28,061 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:11:28,062 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:11:28,063 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:11:28,063 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:11:28,064 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:11:28,070 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_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2815,2828] [2022-12-14 21:11:28,079 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:11:28,089 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-14 21:11:28,093 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:11:28,099 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:11:28,100 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:11:28,101 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:11:28,101 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:11:28,102 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:11:28,102 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:11:28,107 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_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2815,2828] [2022-12-14 21:11:28,110 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:11:28,114 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:11:28,126 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:11:28,127 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:11:28,127 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:11:28,128 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:11:28,128 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:11:28,129 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:11:28,133 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_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2815,2828] [2022-12-14 21:11:28,136 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:11:28,148 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:11:28,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:28 WrapperNode [2022-12-14 21:11:28,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:11:28,149 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:11:28,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:11:28,150 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:11:28,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:28" (1/1) ... [2022-12-14 21:11:28,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:28" (1/1) ... [2022-12-14 21:11:28,185 INFO L138 Inliner]: procedures = 28, calls = 57, calls flagged for inlining = 14, calls inlined = 22, statements flattened = 225 [2022-12-14 21:11:28,186 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:11:28,186 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:11:28,186 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:11:28,186 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:11:28,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:28" (1/1) ... [2022-12-14 21:11:28,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:28" (1/1) ... [2022-12-14 21:11:28,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:28" (1/1) ... [2022-12-14 21:11:28,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:28" (1/1) ... [2022-12-14 21:11:28,205 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:28" (1/1) ... [2022-12-14 21:11:28,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:28" (1/1) ... [2022-12-14 21:11:28,210 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:28" (1/1) ... [2022-12-14 21:11:28,211 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:28" (1/1) ... [2022-12-14 21:11:28,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:11:28,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:11:28,214 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:11:28,214 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:11:28,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:11:28" (1/1) ... [2022-12-14 21:11:28,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:11:28,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:11:28,240 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:11:28,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:11:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:11:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 21:11:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 21:11:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 21:11:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 21:11:28,274 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 21:11:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 21:11:28,274 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 21:11:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-14 21:11:28,274 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-14 21:11:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 21:11:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 21:11:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 21:11:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:11:28,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:11:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 21:11:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 21:11:28,276 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 21:11:28,366 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:11:28,368 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:11:29,005 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:11:29,094 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:11:29,094 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-12-14 21:11:29,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:11:29 BoogieIcfgContainer [2022-12-14 21:11:29,097 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:11:29,098 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:11:29,098 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:11:29,105 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:11:29,105 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:11:29" (1/1) ... [2022-12-14 21:11:29,106 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 21:11:29,109 INFO L158 Benchmark]: Toolchain (without parser) took 1209.78ms. Allocated memory is still 65.0MB. Free memory was 37.4MB in the beginning and 32.3MB in the end (delta: 5.1MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2022-12-14 21:11:29,110 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 46.1MB. Free memory was 25.0MB in the beginning and 24.9MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:11:29,110 INFO L158 Benchmark]: CACSL2BoogieTranslator took 248.81ms. Allocated memory is still 65.0MB. Free memory was 37.1MB in the beginning and 37.3MB in the end (delta: -214.6kB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2022-12-14 21:11:29,111 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.24ms. Allocated memory is still 65.0MB. Free memory was 37.1MB in the beginning and 34.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:11:29,112 INFO L158 Benchmark]: Boogie Preprocessor took 27.63ms. Allocated memory is still 65.0MB. Free memory was 34.8MB in the beginning and 32.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:11:29,112 INFO L158 Benchmark]: RCFGBuilder took 883.08ms. Allocated memory is still 65.0MB. Free memory was 32.3MB in the beginning and 33.4MB in the end (delta: -1.0MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2022-12-14 21:11:29,113 INFO L158 Benchmark]: CodeCheck took 9.87ms. Allocated memory is still 65.0MB. Free memory was 33.1MB in the beginning and 32.3MB in the end (delta: 791.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:11:29,115 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 0.11ms. Allocated memory is still 46.1MB. Free memory was 25.0MB in the beginning and 24.9MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 248.81ms. Allocated memory is still 65.0MB. Free memory was 37.1MB in the beginning and 37.3MB in the end (delta: -214.6kB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.24ms. Allocated memory is still 65.0MB. Free memory was 37.1MB in the beginning and 34.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.63ms. Allocated memory is still 65.0MB. Free memory was 34.8MB in the beginning and 32.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 883.08ms. Allocated memory is still 65.0MB. Free memory was 32.3MB in the beginning and 33.4MB in the end (delta: -1.0MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * CodeCheck took 9.87ms. Allocated memory is still 65.0MB. Free memory was 33.1MB in the beginning and 32.3MB in the end (delta: 791.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 21:11:29,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0edd1d-8a2d-4b86-9a3e-1bffd9f0a558/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