./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-atomic/szymanski.i --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_3f2807a3-99eb-4850-aceb-a6c99b78cd78/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/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_3f2807a3-99eb-4850-aceb-a6c99b78cd78/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/szymanski.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/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_3f2807a3-99eb-4850-aceb-a6c99b78cd78/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 bc84ca2197caec735a8480f9d61b820c686ed9ae52711f2c7500999694c2ad40 --- 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 00:52:18,746 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:52:18,748 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:52:18,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:52:18,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:52:18,768 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:52:18,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:52:18,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:52:18,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:52:18,773 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:52:18,774 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:52:18,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:52:18,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:52:18,777 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:52:18,778 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:52:18,779 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:52:18,780 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:52:18,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:52:18,782 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:52:18,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:52:18,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:52:18,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:52:18,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:52:18,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:52:18,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:52:18,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:52:18,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:52:18,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:52:18,794 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:52:18,795 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:52:18,795 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:52:18,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:52:18,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:52:18,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:52:18,798 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:52:18,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:52:18,799 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:52:18,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:52:18,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:52:18,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:52:18,801 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:52:18,802 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 00:52:18,823 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:52:18,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:52:18,825 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:52:18,825 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:52:18,825 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:52:18,826 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:52:18,826 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:52:18,826 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:52:18,826 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 00:52:18,826 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:52:18,827 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:52:18,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:52:18,827 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:52:18,827 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:52:18,827 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:52:18,828 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 00:52:18,828 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:52:18,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:52:18,828 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:52:18,828 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:52:18,829 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:52:18,829 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:52:18,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:52:18,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:52:18,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:52:18,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:52:18,830 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:52:18,830 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:52:18,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:52:18,830 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:52:18,830 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_3f2807a3-99eb-4850-aceb-a6c99b78cd78/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc84ca2197caec735a8480f9d61b820c686ed9ae52711f2c7500999694c2ad40 [2022-12-15 00:52:19,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:52:19,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:52:19,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:52:19,037 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:52:19,037 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:52:19,038 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-atomic/szymanski.i [2022-12-15 00:52:21,597 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:52:21,794 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:52:21,795 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/sv-benchmarks/c/pthread-atomic/szymanski.i [2022-12-15 00:52:21,803 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/bin/ukojak-rkRKPMF4O4/data/ae26b7e7f/004a7b96933f4208ba937800d42512a2/FLAG0f0eebec4 [2022-12-15 00:52:22,193 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/bin/ukojak-rkRKPMF4O4/data/ae26b7e7f/004a7b96933f4208ba937800d42512a2 [2022-12-15 00:52:22,198 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:52:22,200 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:52:22,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:52:22,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:52:22,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:52:22,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:52:22" (1/1) ... [2022-12-15 00:52:22,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a73424e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:22, skipping insertion in model container [2022-12-15 00:52:22,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:52:22" (1/1) ... [2022-12-15 00:52:22,214 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:52:22,239 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:52:22,351 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 00:52:22,436 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,436 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,436 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,437 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,437 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,437 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,439 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,439 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,439 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,440 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,440 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,440 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,440 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,441 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,441 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,441 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,442 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,442 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,442 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,442 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,443 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,443 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,443 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_3f2807a3-99eb-4850-aceb-a6c99b78cd78/sv-benchmarks/c/pthread-atomic/szymanski.i[31505,31518] [2022-12-15 00:52:22,444 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,444 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,444 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,445 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,445 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,445 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,446 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,446 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,447 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,447 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,447 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,447 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,448 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,448 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,448 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,448 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,449 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,449 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,449 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,449 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,450 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,450 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,450 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,450 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,450 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,451 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,451 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,451 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,452 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_3f2807a3-99eb-4850-aceb-a6c99b78cd78/sv-benchmarks/c/pthread-atomic/szymanski.i[32915,32928] [2022-12-15 00:52:22,452 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,452 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,452 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,453 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,453 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,453 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:52:22,465 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:52:22,476 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 00:52:22,490 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,490 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,490 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,491 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,491 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,491 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,492 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,492 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,492 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,492 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,493 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,493 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,493 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,494 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,494 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,494 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,494 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,495 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,495 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,495 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,495 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,496 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,496 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_3f2807a3-99eb-4850-aceb-a6c99b78cd78/sv-benchmarks/c/pthread-atomic/szymanski.i[31505,31518] [2022-12-15 00:52:22,496 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,497 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,497 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,497 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,497 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,498 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,498 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,499 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,499 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,499 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,500 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,500 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,500 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,500 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,500 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,501 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,501 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,501 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,501 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,502 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,502 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,502 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,503 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,503 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,503 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,503 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,503 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,504 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,504 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_3f2807a3-99eb-4850-aceb-a6c99b78cd78/sv-benchmarks/c/pthread-atomic/szymanski.i[32915,32928] [2022-12-15 00:52:22,504 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,505 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,505 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,505 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,505 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:22,506 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:22,508 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:52:22,530 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:52:22,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:22 WrapperNode [2022-12-15 00:52:22,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:52:22,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:52:22,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:52:22,531 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:52:22,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:22" (1/1) ... [2022-12-15 00:52:22,546 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:22" (1/1) ... [2022-12-15 00:52:22,559 INFO L138 Inliner]: procedures = 171, calls = 75, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2022-12-15 00:52:22,559 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:52:22,560 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:52:22,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:52:22,560 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:52:22,567 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:22" (1/1) ... [2022-12-15 00:52:22,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:22" (1/1) ... [2022-12-15 00:52:22,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:22" (1/1) ... [2022-12-15 00:52:22,569 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:22" (1/1) ... [2022-12-15 00:52:22,573 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:22" (1/1) ... [2022-12-15 00:52:22,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:22" (1/1) ... [2022-12-15 00:52:22,577 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:22" (1/1) ... [2022-12-15 00:52:22,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:22" (1/1) ... [2022-12-15 00:52:22,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:52:22,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:52:22,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:52:22,580 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:52:22,581 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:22" (1/1) ... [2022-12-15 00:52:22,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:52:22,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:52:22,603 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:52:22,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:52:22,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 00:52:22,638 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-12-15 00:52:22,638 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-12-15 00:52:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-15 00:52:22,639 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-15 00:52:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 00:52:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 00:52:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:52:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 00:52:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 00:52:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 00:52:22,640 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 00:52:22,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:52:22,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:52:22,641 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 00:52:22,741 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:52:22,742 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:52:22,885 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:52:22,890 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:52:22,890 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-12-15 00:52:22,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:52:22 BoogieIcfgContainer [2022-12-15 00:52:22,892 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:52:22,893 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:52:22,893 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:52:22,901 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:52:22,901 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:52:22" (1/1) ... [2022-12-15 00:52:22,902 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 00:52:22,905 INFO L158 Benchmark]: Toolchain (without parser) took 704.66ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 112.0MB in the end (delta: -5.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:52:22,906 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 100.7MB. Free memory was 74.5MB in the beginning and 74.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:52:22,907 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.39ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 79.6MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-15 00:52:22,907 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.57ms. Allocated memory is still 142.6MB. Free memory was 79.6MB in the beginning and 77.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:52:22,908 INFO L158 Benchmark]: Boogie Preprocessor took 19.57ms. Allocated memory is still 142.6MB. Free memory was 77.5MB in the beginning and 75.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:52:22,908 INFO L158 Benchmark]: RCFGBuilder took 312.25ms. Allocated memory is still 142.6MB. Free memory was 75.9MB in the beginning and 113.1MB in the end (delta: -37.1MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2022-12-15 00:52:22,909 INFO L158 Benchmark]: CodeCheck took 11.34ms. Allocated memory is still 142.6MB. Free memory was 113.0MB in the beginning and 112.0MB in the end (delta: 982.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:52:22,912 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 0.17ms. Allocated memory is still 100.7MB. Free memory was 74.5MB in the beginning and 74.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.39ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 79.6MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.57ms. Allocated memory is still 142.6MB. Free memory was 79.6MB in the beginning and 77.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.57ms. Allocated memory is still 142.6MB. Free memory was 77.5MB in the beginning and 75.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 312.25ms. Allocated memory is still 142.6MB. Free memory was 75.9MB in the beginning and 113.1MB in the end (delta: -37.1MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * CodeCheck took 11.34ms. Allocated memory is still 142.6MB. Free memory was 113.0MB in the beginning and 112.0MB in the end (delta: 982.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 00:52:22,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/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_3f2807a3-99eb-4850-aceb-a6c99b78cd78/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/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_3f2807a3-99eb-4850-aceb-a6c99b78cd78/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/szymanski.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/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_3f2807a3-99eb-4850-aceb-a6c99b78cd78/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 bc84ca2197caec735a8480f9d61b820c686ed9ae52711f2c7500999694c2ad40 --- 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 00:52:24,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:52:24,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:52:24,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:52:24,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:52:24,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:52:24,641 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:52:24,642 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:52:24,643 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:52:24,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:52:24,644 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:52:24,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:52:24,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:52:24,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:52:24,647 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:52:24,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:52:24,648 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:52:24,649 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:52:24,650 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:52:24,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:52:24,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:52:24,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:52:24,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:52:24,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:52:24,657 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:52:24,657 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:52:24,658 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:52:24,658 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:52:24,659 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:52:24,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:52:24,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:52:24,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:52:24,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:52:24,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:52:24,662 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:52:24,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:52:24,662 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:52:24,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:52:24,663 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:52:24,663 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:52:24,664 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:52:24,665 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-15 00:52:24,680 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:52:24,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:52:24,681 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:52:24,681 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:52:24,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:52:24,682 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:52:24,682 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:52:24,682 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:52:24,682 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 00:52:24,682 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:52:24,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:52:24,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:52:24,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:52:24,683 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:52:24,683 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 00:52:24,683 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 00:52:24,683 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 00:52:24,683 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 00:52:24,683 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:52:24,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:52:24,683 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:52:24,684 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:52:24,684 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:52:24,684 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:52:24,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:52:24,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:52:24,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:52:24,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:52:24,685 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:52:24,685 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 00:52:24,685 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 00:52:24,689 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:52:24,689 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 00:52:24,690 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 00:52:24,690 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_3f2807a3-99eb-4850-aceb-a6c99b78cd78/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc84ca2197caec735a8480f9d61b820c686ed9ae52711f2c7500999694c2ad40 [2022-12-15 00:52:24,901 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:52:24,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:52:24,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:52:24,921 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:52:24,922 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:52:24,922 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-atomic/szymanski.i [2022-12-15 00:52:27,564 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:52:27,751 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:52:27,752 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/sv-benchmarks/c/pthread-atomic/szymanski.i [2022-12-15 00:52:27,761 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/bin/ukojak-rkRKPMF4O4/data/af0ef1e8f/36a99fabc6574b80951f191f2c93f34e/FLAG88e876318 [2022-12-15 00:52:27,775 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/bin/ukojak-rkRKPMF4O4/data/af0ef1e8f/36a99fabc6574b80951f191f2c93f34e [2022-12-15 00:52:27,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:52:27,779 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:52:27,780 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:52:27,780 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:52:27,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:52:27,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:52:27" (1/1) ... [2022-12-15 00:52:27,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b9b43d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:27, skipping insertion in model container [2022-12-15 00:52:27,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:52:27" (1/1) ... [2022-12-15 00:52:27,791 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:52:27,818 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:52:27,932 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 00:52:28,019 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,020 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,020 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,020 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,021 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,021 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,022 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,023 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,023 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,023 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,023 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,024 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,024 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,024 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,024 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,025 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,025 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,025 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,025 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,026 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,026 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,026 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,027 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_3f2807a3-99eb-4850-aceb-a6c99b78cd78/sv-benchmarks/c/pthread-atomic/szymanski.i[31505,31518] [2022-12-15 00:52:28,027 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,027 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,028 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,028 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,028 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,029 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,030 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,030 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,030 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,031 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,031 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,031 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,031 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,032 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,032 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,032 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,032 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,033 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,033 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,033 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,034 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,034 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,034 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,034 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,035 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,035 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,035 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,035 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,036 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_3f2807a3-99eb-4850-aceb-a6c99b78cd78/sv-benchmarks/c/pthread-atomic/szymanski.i[32915,32928] [2022-12-15 00:52:28,036 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,036 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,037 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,037 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,037 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,037 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,041 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:52:28,051 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:52:28,061 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 00:52:28,075 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,075 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,075 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,076 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,076 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,076 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,077 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,077 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,077 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,077 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,078 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,078 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,078 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,079 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,079 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,079 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,080 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,080 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,080 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,080 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,081 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,081 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,082 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_3f2807a3-99eb-4850-aceb-a6c99b78cd78/sv-benchmarks/c/pthread-atomic/szymanski.i[31505,31518] [2022-12-15 00:52:28,082 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,083 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,083 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,088 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,089 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,089 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,090 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,090 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,091 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,091 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,091 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,091 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,092 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,092 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,092 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,092 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,093 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,093 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,093 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,093 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,094 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,095 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,095 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,095 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,095 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,096 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,096 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,096 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,097 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_3f2807a3-99eb-4850-aceb-a6c99b78cd78/sv-benchmarks/c/pthread-atomic/szymanski.i[32915,32928] [2022-12-15 00:52:28,097 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,097 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,098 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,098 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,098 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:52:28,099 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:52:28,101 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:52:28,122 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:52:28,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:28 WrapperNode [2022-12-15 00:52:28,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:52:28,124 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:52:28,124 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:52:28,124 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:52:28,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:28" (1/1) ... [2022-12-15 00:52:28,140 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:28" (1/1) ... [2022-12-15 00:52:28,153 INFO L138 Inliner]: procedures = 174, calls = 75, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 43 [2022-12-15 00:52:28,153 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:52:28,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:52:28,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:52:28,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:52:28,160 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:28" (1/1) ... [2022-12-15 00:52:28,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:28" (1/1) ... [2022-12-15 00:52:28,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:28" (1/1) ... [2022-12-15 00:52:28,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:28" (1/1) ... [2022-12-15 00:52:28,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:28" (1/1) ... [2022-12-15 00:52:28,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:28" (1/1) ... [2022-12-15 00:52:28,172 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:28" (1/1) ... [2022-12-15 00:52:28,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:28" (1/1) ... [2022-12-15 00:52:28,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:52:28,176 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:52:28,176 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:52:28,176 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:52:28,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:28" (1/1) ... [2022-12-15 00:52:28,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:52:28,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:52:28,204 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:52:28,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:52:28,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-15 00:52:28,237 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-12-15 00:52:28,238 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-12-15 00:52:28,238 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-15 00:52:28,238 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-15 00:52:28,238 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 00:52:28,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:52:28,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 00:52:28,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 00:52:28,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 00:52:28,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 00:52:28,239 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 00:52:28,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:52:28,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:52:28,240 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 00:52:28,356 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:52:28,358 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:52:28,524 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:52:28,529 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:52:28,529 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-12-15 00:52:28,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:52:28 BoogieIcfgContainer [2022-12-15 00:52:28,531 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:52:28,532 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:52:28,532 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:52:28,539 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:52:28,539 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:52:28" (1/1) ... [2022-12-15 00:52:28,539 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 00:52:28,542 INFO L158 Benchmark]: Toolchain (without parser) took 762.73ms. Allocated memory is still 75.5MB. Free memory was 54.5MB in the beginning and 49.0MB in the end (delta: 5.5MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2022-12-15 00:52:28,542 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 54.5MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:52:28,543 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.90ms. Allocated memory is still 75.5MB. Free memory was 54.5MB in the beginning and 47.2MB in the end (delta: 7.3MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2022-12-15 00:52:28,543 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.42ms. Allocated memory is still 75.5MB. Free memory was 47.2MB in the beginning and 45.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:52:28,544 INFO L158 Benchmark]: Boogie Preprocessor took 22.01ms. Allocated memory is still 75.5MB. Free memory was 45.1MB in the beginning and 43.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:52:28,544 INFO L158 Benchmark]: RCFGBuilder took 355.28ms. Allocated memory is still 75.5MB. Free memory was 43.0MB in the beginning and 50.0MB in the end (delta: -7.0MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2022-12-15 00:52:28,544 INFO L158 Benchmark]: CodeCheck took 9.38ms. Allocated memory is still 75.5MB. Free memory was 50.0MB in the beginning and 49.0MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:52:28,546 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 0.10ms. Allocated memory is still 54.5MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.90ms. Allocated memory is still 75.5MB. Free memory was 54.5MB in the beginning and 47.2MB in the end (delta: 7.3MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.42ms. Allocated memory is still 75.5MB. Free memory was 47.2MB in the beginning and 45.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.01ms. Allocated memory is still 75.5MB. Free memory was 45.1MB in the beginning and 43.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 355.28ms. Allocated memory is still 75.5MB. Free memory was 43.0MB in the beginning and 50.0MB in the end (delta: -7.0MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * CodeCheck took 9.38ms. Allocated memory is still 75.5MB. Free memory was 50.0MB in the beginning and 49.0MB in the end (delta: 1.0MB). 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 00:52:28,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f2807a3-99eb-4850-aceb-a6c99b78cd78/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