./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/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_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/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_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/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 8fab2e995569cc819974baee7d52d8d4bdabd2a2896c83fb3b8d07b44f394c5b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 01:03:22,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:03:22,600 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:03:22,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:03:22,619 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:03:22,620 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:03:22,621 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:03:22,622 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:03:22,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:03:22,625 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:03:22,625 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:03:22,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:03:22,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:03:22,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:03:22,629 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:03:22,630 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:03:22,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:03:22,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:03:22,633 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:03:22,635 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:03:22,636 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:03:22,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:03:22,638 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:03:22,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:03:22,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:03:22,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:03:22,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:03:22,644 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:03:22,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:03:22,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:03:22,645 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:03:22,646 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:03:22,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:03:22,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:03:22,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:03:22,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:03:22,649 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:03:22,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:03:22,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:03:22,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:03:22,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:03:22,651 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-15 01:03:22,669 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:03:22,669 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:03:22,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:03:22,671 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:03:22,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:03:22,671 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:03:22,671 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:03:22,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:03:22,672 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:03:22,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:03:22,672 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 01:03:22,672 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 01:03:22,672 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 01:03:22,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:03:22,673 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:03:22,673 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:03:22,673 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:03:22,673 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:03:22,673 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:03:22,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:03:22,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:03:22,674 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:03:22,674 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:03:22,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:03:22,674 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_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fab2e995569cc819974baee7d52d8d4bdabd2a2896c83fb3b8d07b44f394c5b [2022-12-15 01:03:22,852 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:03:22,873 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:03:22,875 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:03:22,876 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:03:22,877 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:03:22,878 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2022-12-15 01:03:25,570 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:03:25,735 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:03:25,735 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2022-12-15 01:03:25,744 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4/data/723b962f2/d869e9ae26a2461aa12845df7a99e8bb/FLAG21d501de9 [2022-12-15 01:03:25,758 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4/data/723b962f2/d869e9ae26a2461aa12845df7a99e8bb [2022-12-15 01:03:25,761 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:03:25,762 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:03:25,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:03:25,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:03:25,766 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:03:25,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:03:25" (1/1) ... [2022-12-15 01:03:25,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@163d0a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:25, skipping insertion in model container [2022-12-15 01:03:25,768 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:03:25" (1/1) ... [2022-12-15 01:03:25,775 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:03:25,812 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:03:25,972 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 01:03:26,087 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:03:26,087 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:03:26,088 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:03:26,089 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:03:26,089 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:03:26,089 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:03:26,089 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:03:26,090 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:03:26,090 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:03:26,090 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:03:26,091 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_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i[31246,31259] [2022-12-15 01:03:26,099 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:03:26,106 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:03:26,116 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 01:03:26,129 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:03:26,130 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:03:26,130 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:03:26,130 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:03:26,131 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:03:26,131 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:03:26,131 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:03:26,131 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:03:26,131 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:03:26,132 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:03:26,132 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_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i[31246,31259] [2022-12-15 01:03:26,136 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:03:26,156 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:03:26,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:26 WrapperNode [2022-12-15 01:03:26,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:03:26,157 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:03:26,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:03:26,157 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:03:26,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:26" (1/1) ... [2022-12-15 01:03:26,171 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:26" (1/1) ... [2022-12-15 01:03:26,187 INFO L138 Inliner]: procedures = 175, calls = 46, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 114 [2022-12-15 01:03:26,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:03:26,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:03:26,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:03:26,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:03:26,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:26" (1/1) ... [2022-12-15 01:03:26,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:26" (1/1) ... [2022-12-15 01:03:26,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:26" (1/1) ... [2022-12-15 01:03:26,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:26" (1/1) ... [2022-12-15 01:03:26,201 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:26" (1/1) ... [2022-12-15 01:03:26,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:26" (1/1) ... [2022-12-15 01:03:26,204 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:26" (1/1) ... [2022-12-15 01:03:26,204 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:26" (1/1) ... [2022-12-15 01:03:26,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:03:26,207 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:03:26,207 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:03:26,207 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:03:26,208 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:26" (1/1) ... [2022-12-15 01:03:26,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:03:26,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:03:26,231 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:03:26,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:03:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 01:03:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 01:03:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 01:03:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:03:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2022-12-15 01:03:26,261 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2022-12-15 01:03:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:03:26,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:03:26,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 01:03:26,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 01:03:26,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:03:26,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:03:26,262 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2022-12-15 01:03:26,262 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2022-12-15 01:03:26,263 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 01:03:26,355 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:03:26,357 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:03:26,555 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:03:26,581 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:03:26,581 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 01:03:26,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:03:26 BoogieIcfgContainer [2022-12-15 01:03:26,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:03:26,583 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:03:26,584 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:03:26,590 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:03:26,591 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:03:26" (1/1) ... [2022-12-15 01:03:26,591 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 01:03:26,594 INFO L158 Benchmark]: Toolchain (without parser) took 832.04ms. Allocated memory is still 136.3MB. Free memory was 98.9MB in the beginning and 54.3MB in the end (delta: 44.5MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-12-15 01:03:26,595 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 113.2MB. Free memory is still 85.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:03:26,595 INFO L158 Benchmark]: CACSL2BoogieTranslator took 393.47ms. Allocated memory is still 136.3MB. Free memory was 98.9MB in the beginning and 77.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-15 01:03:26,595 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.69ms. Allocated memory is still 136.3MB. Free memory was 77.9MB in the beginning and 75.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:03:26,596 INFO L158 Benchmark]: Boogie Preprocessor took 18.39ms. Allocated memory is still 136.3MB. Free memory was 75.3MB in the beginning and 73.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:03:26,596 INFO L158 Benchmark]: RCFGBuilder took 376.15ms. Allocated memory is still 136.3MB. Free memory was 73.7MB in the beginning and 55.5MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 01:03:26,596 INFO L158 Benchmark]: CodeCheck took 9.71ms. Allocated memory is still 136.3MB. Free memory was 55.5MB in the beginning and 54.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:03:26,598 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 113.2MB. Free memory is still 85.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 393.47ms. Allocated memory is still 136.3MB. Free memory was 98.9MB in the beginning and 77.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.69ms. Allocated memory is still 136.3MB. Free memory was 77.9MB in the beginning and 75.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.39ms. Allocated memory is still 136.3MB. Free memory was 75.3MB in the beginning and 73.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 376.15ms. Allocated memory is still 136.3MB. Free memory was 73.7MB in the beginning and 55.5MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 9.71ms. Allocated memory is still 136.3MB. Free memory was 55.5MB in the beginning and 54.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 01:03:26,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/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_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/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_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/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 8fab2e995569cc819974baee7d52d8d4bdabd2a2896c83fb3b8d07b44f394c5b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 01:03:28,301 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:03:28,302 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:03:28,314 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:03:28,315 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:03:28,316 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:03:28,316 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:03:28,317 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:03:28,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:03:28,319 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:03:28,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:03:28,321 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:03:28,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:03:28,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:03:28,322 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:03:28,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:03:28,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:03:28,324 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:03:28,325 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:03:28,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:03:28,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:03:28,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:03:28,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:03:28,330 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:03:28,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:03:28,332 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:03:28,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:03:28,333 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:03:28,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:03:28,334 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:03:28,334 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:03:28,335 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:03:28,335 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:03:28,336 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:03:28,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:03:28,337 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:03:28,342 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:03:28,342 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:03:28,342 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:03:28,343 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:03:28,343 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:03:28,344 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-12-15 01:03:28,360 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:03:28,360 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:03:28,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:03:28,361 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:03:28,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:03:28,361 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:03:28,361 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:03:28,361 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:03:28,362 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:03:28,362 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:03:28,362 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 01:03:28,362 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 01:03:28,362 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 01:03:28,362 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:03:28,362 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 01:03:28,362 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 01:03:28,362 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 01:03:28,363 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:03:28,363 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:03:28,363 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:03:28,363 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:03:28,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:03:28,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:03:28,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:03:28,364 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:03:28,364 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 01:03:28,364 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 01:03:28,364 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 01:03:28,364 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 01:03:28,364 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_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fab2e995569cc819974baee7d52d8d4bdabd2a2896c83fb3b8d07b44f394c5b [2022-12-15 01:03:28,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:03:28,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:03:28,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:03:28,582 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:03:28,583 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:03:28,584 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2022-12-15 01:03:31,159 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:03:31,365 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:03:31,365 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2022-12-15 01:03:31,376 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4/data/e9e8cd61d/81e1bff0b06f4972b05b991ff3a6f78f/FLAGa8445041b [2022-12-15 01:03:31,390 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4/data/e9e8cd61d/81e1bff0b06f4972b05b991ff3a6f78f [2022-12-15 01:03:31,393 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:03:31,394 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:03:31,395 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:03:31,396 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:03:31,399 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:03:31,399 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:03:31" (1/1) ... [2022-12-15 01:03:31,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7aeea27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31, skipping insertion in model container [2022-12-15 01:03:31,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:03:31" (1/1) ... [2022-12-15 01:03:31,408 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:03:31,443 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:03:31,595 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 01:03:31,697 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:03:31,698 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:03:31,699 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:03:31,699 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:03:31,700 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:03:31,700 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:03:31,700 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:03:31,701 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:03:31,701 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:03:31,702 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:03:31,703 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_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i[31246,31259] [2022-12-15 01:03:31,714 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:03:31,727 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:03:31,742 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 01:03:31,765 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:03:31,766 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:03:31,767 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:03:31,767 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:03:31,767 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:03:31,768 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:03:31,768 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:03:31,768 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:03:31,769 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:03:31,769 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:03:31,769 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_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i[31246,31259] [2022-12-15 01:03:31,774 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:03:31,812 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:03:31,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31 WrapperNode [2022-12-15 01:03:31,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:03:31,814 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:03:31,814 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:03:31,814 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:03:31,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31" (1/1) ... [2022-12-15 01:03:31,838 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31" (1/1) ... [2022-12-15 01:03:31,860 INFO L138 Inliner]: procedures = 178, calls = 46, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 115 [2022-12-15 01:03:31,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:03:31,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:03:31,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:03:31,861 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:03:31,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31" (1/1) ... [2022-12-15 01:03:31,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31" (1/1) ... [2022-12-15 01:03:31,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31" (1/1) ... [2022-12-15 01:03:31,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31" (1/1) ... [2022-12-15 01:03:31,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31" (1/1) ... [2022-12-15 01:03:31,883 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31" (1/1) ... [2022-12-15 01:03:31,885 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31" (1/1) ... [2022-12-15 01:03:31,886 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31" (1/1) ... [2022-12-15 01:03:31,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:03:31,890 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:03:31,890 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:03:31,890 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:03:31,891 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31" (1/1) ... [2022-12-15 01:03:31,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:03:31,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:03:31,919 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:03:31,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:03:31,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-15 01:03:31,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 01:03:31,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:03:31,951 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2022-12-15 01:03:31,951 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2022-12-15 01:03:31,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:03:31,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:03:31,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 01:03:31,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 01:03:31,951 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 01:03:31,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:03:31,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:03:31,951 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2022-12-15 01:03:31,951 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2022-12-15 01:03:31,953 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 01:03:32,065 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:03:32,067 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:03:32,309 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:03:32,339 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:03:32,339 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 01:03:32,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:03:32 BoogieIcfgContainer [2022-12-15 01:03:32,341 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:03:32,341 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:03:32,341 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:03:32,348 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:03:32,348 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:03:32" (1/1) ... [2022-12-15 01:03:32,349 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 01:03:32,352 INFO L158 Benchmark]: Toolchain (without parser) took 957.26ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 32.9MB in the beginning and 44.9MB in the end (delta: -12.0MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2022-12-15 01:03:32,352 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 62.9MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:03:32,353 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.79ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 32.7MB in the beginning and 48.8MB in the end (delta: -16.1MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2022-12-15 01:03:32,353 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.42ms. Allocated memory is still 83.9MB. Free memory was 48.8MB in the beginning and 46.4MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 01:03:32,353 INFO L158 Benchmark]: Boogie Preprocessor took 28.82ms. Allocated memory is still 83.9MB. Free memory was 46.4MB in the beginning and 44.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:03:32,354 INFO L158 Benchmark]: RCFGBuilder took 450.40ms. Allocated memory is still 83.9MB. Free memory was 44.8MB in the beginning and 45.8MB in the end (delta: -964.6kB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2022-12-15 01:03:32,354 INFO L158 Benchmark]: CodeCheck took 9.66ms. Allocated memory is still 83.9MB. Free memory was 45.8MB in the beginning and 44.9MB in the end (delta: 879.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:03:32,356 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 0.13ms. Allocated memory is still 62.9MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.79ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 32.7MB in the beginning and 48.8MB in the end (delta: -16.1MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.42ms. Allocated memory is still 83.9MB. Free memory was 48.8MB in the beginning and 46.4MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.82ms. Allocated memory is still 83.9MB. Free memory was 46.4MB in the beginning and 44.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 450.40ms. Allocated memory is still 83.9MB. Free memory was 44.8MB in the beginning and 45.8MB in the end (delta: -964.6kB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * CodeCheck took 9.66ms. Allocated memory is still 83.9MB. Free memory was 45.8MB in the beginning and 44.9MB in the end (delta: 879.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 01:03:32,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90fb3f56-c40c-4e82-b76b-cd23f2cb1445/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