./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/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_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c902137dd689344b33e1214981c74c26e47854ade5db7e5e71980f90fd07d90c --- 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 00:45:53,554 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:45:53,556 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:45:53,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:45:53,574 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:45:53,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:45:53,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:45:53,577 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:45:53,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:45:53,580 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:45:53,581 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:45:53,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:45:53,582 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:45:53,583 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:45:53,584 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:45:53,585 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:45:53,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:45:53,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:45:53,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:45:53,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:45:53,591 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:45:53,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:45:53,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:45:53,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:45:53,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:45:53,598 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:45:53,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:45:53,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:45:53,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:45:53,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:45:53,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:45:53,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:45:53,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:45:53,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:45:53,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:45:53,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:45:53,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:45:53,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:45:53,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:45:53,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:45:53,606 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:45:53,607 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 00:45:53,626 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:45:53,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:45:53,627 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:45:53,628 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:45:53,628 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:45:53,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:45:53,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:45:53,629 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:45:53,629 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 00:45:53,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:45:53,637 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:45:53,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:45:53,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:45:53,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:45:53,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:45:53,638 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 00:45:53,639 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:45:53,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:45:53,639 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:45:53,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:45:53,639 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:45:53,639 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:45:53,640 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:45:53,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:45:53,640 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:45:53,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:45:53,640 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:45:53,641 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:45:53,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:45:53,641 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:45:53,641 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_732bd5ba-a36d-4afa-9102-3139afddf2f5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c902137dd689344b33e1214981c74c26e47854ade5db7e5e71980f90fd07d90c [2022-12-15 00:45:53,837 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:45:53,857 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:45:53,859 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:45:53,860 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:45:53,860 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:45:53,861 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c [2022-12-15 00:45:56,522 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:45:56,676 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:45:56,677 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c [2022-12-15 00:45:56,682 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4/data/3d5e4cf0f/68be6aedfeca4ebb97bb69b884e6490e/FLAG7eaf5289c [2022-12-15 00:45:56,693 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4/data/3d5e4cf0f/68be6aedfeca4ebb97bb69b884e6490e [2022-12-15 00:45:56,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:45:56,695 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:45:56,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:45:56,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:45:56,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:45:56,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:45:56" (1/1) ... [2022-12-15 00:45:56,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7be48563 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:45:56, skipping insertion in model container [2022-12-15 00:45:56,700 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:45:56" (1/1) ... [2022-12-15 00:45:56,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:45:56,729 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:45:56,853 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:45:56,854 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:45:56,858 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:45:56,858 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:45:56,861 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:45:56,861 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:45:56,862 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:45:56,862 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:45:56,863 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:45:56,863 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:45:56,863 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:45:56,864 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:45:56,864 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:45:56,864 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:45:56,869 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_732bd5ba-a36d-4afa-9102-3139afddf2f5/sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c[2947,2960] [2022-12-15 00:45:56,873 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:45:56,880 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:45:56,890 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:45:56,890 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:45:56,891 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:45:56,892 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:45:56,893 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:45:56,894 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:45:56,894 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:45:56,895 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:45:56,896 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:45:56,896 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:45:56,897 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:45:56,897 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:45:56,898 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:45:56,898 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:45:56,903 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_732bd5ba-a36d-4afa-9102-3139afddf2f5/sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c[2947,2960] [2022-12-15 00:45:56,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:45:56,920 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:45:56,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:45:56 WrapperNode [2022-12-15 00:45:56,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:45:56,922 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:45:56,922 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:45:56,922 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:45:56,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:45:56" (1/1) ... [2022-12-15 00:45:56,935 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:45:56" (1/1) ... [2022-12-15 00:45:56,948 INFO L138 Inliner]: procedures = 24, calls = 45, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 78 [2022-12-15 00:45:56,948 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:45:56,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:45:56,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:45:56,949 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:45:56,957 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:45:56" (1/1) ... [2022-12-15 00:45:56,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:45:56" (1/1) ... [2022-12-15 00:45:56,961 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:45:56" (1/1) ... [2022-12-15 00:45:56,961 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:45:56" (1/1) ... [2022-12-15 00:45:56,969 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:45:56" (1/1) ... [2022-12-15 00:45:56,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:45:56" (1/1) ... [2022-12-15 00:45:56,975 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:45:56" (1/1) ... [2022-12-15 00:45:56,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:45:56" (1/1) ... [2022-12-15 00:45:56,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:45:56,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:45:56,981 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:45:56,981 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:45:56,981 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:45:56" (1/1) ... [2022-12-15 00:45:56,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:45:56,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:45:57,006 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:45:57,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:45:57,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:45:57,050 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 00:45:57,050 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 00:45:57,051 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 00:45:57,051 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 00:45:57,051 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 00:45:57,051 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 00:45:57,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 00:45:57,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 00:45:57,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 00:45:57,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 00:45:57,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 00:45:57,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 00:45:57,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:45:57,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:45:57,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 00:45:57,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 00:45:57,053 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 00:45:57,143 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:45:57,144 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:45:57,357 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:45:57,464 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:45:57,464 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-15 00:45:57,465 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L78 is neither atomic block end nor a sink node. [2022-12-15 00:45:57,465 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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 00:45:57,468 INFO L158 Benchmark]: Toolchain (without parser) took 772.48ms. Allocated memory is still 151.0MB. Free memory was 118.0MB in the beginning and 68.6MB in the end (delta: 49.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2022-12-15 00:45:57,469 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 151.0MB. Free memory is still 119.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:45:57,469 INFO L158 Benchmark]: CACSL2BoogieTranslator took 224.67ms. Allocated memory is still 151.0MB. Free memory was 117.8MB in the beginning and 104.7MB in the end (delta: 13.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-15 00:45:57,470 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.64ms. Allocated memory is still 151.0MB. Free memory was 104.3MB in the beginning and 102.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:45:57,470 INFO L158 Benchmark]: Boogie Preprocessor took 30.47ms. Allocated memory is still 151.0MB. Free memory was 102.6MB in the beginning and 101.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:45:57,471 INFO L158 Benchmark]: RCFGBuilder took 486.91ms. Allocated memory is still 151.0MB. Free memory was 101.3MB in the beginning and 68.6MB in the end (delta: 32.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-12-15 00:45:57,472 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 151.0MB. Free memory is still 119.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 224.67ms. Allocated memory is still 151.0MB. Free memory was 117.8MB in the beginning and 104.7MB in the end (delta: 13.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.64ms. Allocated memory is still 151.0MB. Free memory was 104.3MB in the beginning and 102.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.47ms. Allocated memory is still 151.0MB. Free memory was 102.6MB in the beginning and 101.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 486.91ms. Allocated memory is still 151.0MB. Free memory was 101.3MB in the beginning and 68.6MB in the end (delta: 32.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 00:45:57,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/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_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/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_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c902137dd689344b33e1214981c74c26e47854ade5db7e5e71980f90fd07d90c --- 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 00:45:59,270 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:45:59,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:45:59,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:45:59,292 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:45:59,293 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:45:59,295 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:45:59,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:45:59,298 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:45:59,299 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:45:59,300 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:45:59,301 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:45:59,301 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:45:59,302 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:45:59,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:45:59,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:45:59,305 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:45:59,306 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:45:59,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:45:59,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:45:59,311 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:45:59,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:45:59,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:45:59,315 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:45:59,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:45:59,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:45:59,320 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:45:59,321 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:45:59,321 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:45:59,322 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:45:59,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:45:59,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:45:59,324 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:45:59,325 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:45:59,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:45:59,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:45:59,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:45:59,327 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:45:59,327 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:45:59,328 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:45:59,329 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:45:59,329 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-15 00:45:59,352 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:45:59,352 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:45:59,353 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:45:59,353 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:45:59,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:45:59,354 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:45:59,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:45:59,355 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:45:59,355 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 00:45:59,355 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:45:59,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:45:59,356 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:45:59,356 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:45:59,356 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:45:59,356 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 00:45:59,356 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 00:45:59,357 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 00:45:59,357 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 00:45:59,357 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:45:59,357 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:45:59,357 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:45:59,357 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:45:59,358 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:45:59,358 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:45:59,358 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:45:59,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:45:59,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:45:59,359 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:45:59,359 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:45:59,359 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 00:45:59,363 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 00:45:59,363 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:45:59,364 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 00:45:59,364 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 00:45:59,364 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_732bd5ba-a36d-4afa-9102-3139afddf2f5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c902137dd689344b33e1214981c74c26e47854ade5db7e5e71980f90fd07d90c [2022-12-15 00:45:59,624 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:45:59,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:45:59,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:45:59,642 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:45:59,642 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:45:59,643 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c [2022-12-15 00:46:02,262 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:46:02,417 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:46:02,417 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c [2022-12-15 00:46:02,424 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4/data/db7ec0e8d/798626e3821f4ed59ffed97aa0ad2876/FLAG253e279a5 [2022-12-15 00:46:02,438 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4/data/db7ec0e8d/798626e3821f4ed59ffed97aa0ad2876 [2022-12-15 00:46:02,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:46:02,442 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:46:02,443 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:46:02,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:46:02,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:46:02,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:46:02" (1/1) ... [2022-12-15 00:46:02,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@697ee545 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:46:02, skipping insertion in model container [2022-12-15 00:46:02,447 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:46:02" (1/1) ... [2022-12-15 00:46:02,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:46:02,466 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:46:02,577 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:46:02,578 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:46:02,583 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:46:02,584 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:46:02,587 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:46:02,587 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:46:02,588 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:46:02,588 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:46:02,588 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:46:02,589 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:46:02,589 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:46:02,591 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:46:02,591 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:46:02,592 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:46:02,596 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_732bd5ba-a36d-4afa-9102-3139afddf2f5/sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c[2947,2960] [2022-12-15 00:46:02,601 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:46:02,611 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-15 00:46:02,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:46:02,617 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:46:02,617 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:46:02,619 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:46:02,619 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:46:02,620 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:46:02,621 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:46:02,621 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:46:02,621 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:46:02,622 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:46:02,622 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:46:02,622 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:46:02,623 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:46:02,623 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:46:02,624 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:46:02,626 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_732bd5ba-a36d-4afa-9102-3139afddf2f5/sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c[2947,2960] [2022-12-15 00:46:02,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:46:02,633 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:46:02,643 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:46:02,643 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:46:02,645 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:46:02,645 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:46:02,646 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:46:02,646 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:46:02,647 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:46:02,647 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:46:02,647 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:46:02,648 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:46:02,648 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:46:02,649 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:46:02,649 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:46:02,649 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:46:02,652 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_732bd5ba-a36d-4afa-9102-3139afddf2f5/sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c[2947,2960] [2022-12-15 00:46:02,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:46:02,666 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:46:02,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:46:02 WrapperNode [2022-12-15 00:46:02,666 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:46:02,667 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:46:02,667 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:46:02,667 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:46:02,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:46:02" (1/1) ... [2022-12-15 00:46:02,680 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:46:02" (1/1) ... [2022-12-15 00:46:02,706 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-12-15 00:46:02,707 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:46:02,707 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:46:02,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:46:02,708 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:46:02,716 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:46:02" (1/1) ... [2022-12-15 00:46:02,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:46:02" (1/1) ... [2022-12-15 00:46:02,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:46:02" (1/1) ... [2022-12-15 00:46:02,719 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:46:02" (1/1) ... [2022-12-15 00:46:02,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:46:02" (1/1) ... [2022-12-15 00:46:02,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:46:02" (1/1) ... [2022-12-15 00:46:02,729 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:46:02" (1/1) ... [2022-12-15 00:46:02,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:46:02" (1/1) ... [2022-12-15 00:46:02,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:46:02,733 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:46:02,733 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:46:02,733 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:46:02,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:46:02" (1/1) ... [2022-12-15 00:46:02,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:46:02,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:46:02,756 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:46:02,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:46:02,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:46:02,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 00:46:02,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 00:46:02,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-15 00:46:02,791 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 00:46:02,791 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 00:46:02,791 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 00:46:02,791 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 00:46:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 00:46:02,792 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 00:46:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 00:46:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 00:46:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 00:46:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:46:02,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:46:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 00:46:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 00:46:02,794 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 00:46:02,889 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:46:02,891 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:46:03,164 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:46:03,341 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:46:03,342 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-15 00:46:03,342 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L78 is neither atomic block end nor a sink node. [2022-12-15 00:46:03,343 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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 00:46:03,345 INFO L158 Benchmark]: Toolchain (without parser) took 903.19ms. Allocated memory is still 81.8MB. Free memory was 59.5MB in the beginning and 44.6MB in the end (delta: 14.9MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2022-12-15 00:46:03,346 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 62.9MB. Free memory was 41.3MB in the beginning and 41.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:46:03,346 INFO L158 Benchmark]: CACSL2BoogieTranslator took 223.68ms. Allocated memory is still 81.8MB. Free memory was 59.3MB in the beginning and 43.1MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 00:46:03,347 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.73ms. Allocated memory is still 81.8MB. Free memory was 43.1MB in the beginning and 61.7MB in the end (delta: -18.6MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2022-12-15 00:46:03,347 INFO L158 Benchmark]: Boogie Preprocessor took 24.80ms. Allocated memory is still 81.8MB. Free memory was 61.7MB in the beginning and 59.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:46:03,348 INFO L158 Benchmark]: RCFGBuilder took 611.57ms. Allocated memory is still 81.8MB. Free memory was 59.6MB in the beginning and 44.6MB in the end (delta: 15.0MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2022-12-15 00:46:03,350 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 62.9MB. Free memory was 41.3MB in the beginning and 41.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 223.68ms. Allocated memory is still 81.8MB. Free memory was 59.3MB in the beginning and 43.1MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.73ms. Allocated memory is still 81.8MB. Free memory was 43.1MB in the beginning and 61.7MB in the end (delta: -18.6MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.80ms. Allocated memory is still 81.8MB. Free memory was 61.7MB in the beginning and 59.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 611.57ms. Allocated memory is still 81.8MB. Free memory was 59.6MB in the beginning and 44.6MB in the end (delta: 15.0MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 00:46:03,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_732bd5ba-a36d-4afa-9102-3139afddf2f5/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?