./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-atomic/dekker.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/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_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/dekker.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/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_66b7cb26-b702-43e0-b374-3fef89b3c57c/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 1b6ef65da122b5f043dc58aac5c98a5417eca7613b00ec724ef2626b8a50d79f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 23:45:46,662 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:45:46,664 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:45:46,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:45:46,676 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:45:46,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:45:46,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:45:46,678 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:45:46,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:45:46,680 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:45:46,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:45:46,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:45:46,681 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:45:46,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:45:46,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:45:46,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:45:46,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:45:46,685 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:45:46,686 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:45:46,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:45:46,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:45:46,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:45:46,690 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:45:46,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:45:46,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:45:46,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:45:46,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:45:46,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:45:46,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:45:46,698 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:45:46,698 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:45:46,699 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:45:46,699 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:45:46,700 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:45:46,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:45:46,701 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:45:46,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:45:46,702 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:45:46,703 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:45:46,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:45:46,704 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:45:46,705 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 23:45:46,725 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:45:46,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:45:46,726 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:45:46,726 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:45:46,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:45:46,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:45:46,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:45:46,727 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:45:46,727 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:45:46,727 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:45:46,728 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:45:46,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:45:46,728 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:45:46,728 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:45:46,728 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:45:46,728 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 23:45:46,729 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:45:46,729 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:45:46,729 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:45:46,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:45:46,729 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:45:46,729 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:45:46,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:45:46,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:45:46,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:45:46,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:45:46,730 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:45:46,731 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:45:46,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:45:46,731 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:45:46,731 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_66b7cb26-b702-43e0-b374-3fef89b3c57c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b6ef65da122b5f043dc58aac5c98a5417eca7613b00ec724ef2626b8a50d79f [2022-12-14 23:45:46,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:45:46,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:45:46,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:45:46,934 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:45:46,934 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:45:46,935 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-atomic/dekker.i [2022-12-14 23:45:49,518 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:45:49,707 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:45:49,707 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/sv-benchmarks/c/pthread-atomic/dekker.i [2022-12-14 23:45:49,716 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4/data/635f532be/7035d5b109714435bffb746dde843064/FLAG158d30d0c [2022-12-14 23:45:49,727 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4/data/635f532be/7035d5b109714435bffb746dde843064 [2022-12-14 23:45:49,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:45:49,730 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:45:49,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:45:49,731 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:45:49,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:45:49,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:45:49" (1/1) ... [2022-12-14 23:45:49,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab0020c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:49, skipping insertion in model container [2022-12-14 23:45:49,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:45:49" (1/1) ... [2022-12-14 23:45:49,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:45:49,778 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:45:49,893 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 23:45:49,979 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:49,980 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:49,980 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:49,980 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:49,981 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:49,981 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:49,981 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:49,981 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:49,982 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:49,982 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:49,982 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:49,982 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:49,984 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:49,984 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:49,985 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:49,985 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:49,985 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_66b7cb26-b702-43e0-b374-3fef89b3c57c/sv-benchmarks/c/pthread-atomic/dekker.i[31403,31416] [2022-12-14 23:45:49,986 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:49,986 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:49,986 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:49,986 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:49,987 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:49,988 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:49,988 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:49,988 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:49,988 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:49,989 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:49,989 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:49,989 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:49,989 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:49,990 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:49,990 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:49,990 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:49,991 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:49,991 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:49,991 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:49,991 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:49,992 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_66b7cb26-b702-43e0-b374-3fef89b3c57c/sv-benchmarks/c/pthread-atomic/dekker.i[32483,32496] [2022-12-14 23:45:49,992 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:49,992 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:49,993 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:49,993 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:49,997 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:45:50,004 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:45:50,015 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 23:45:50,027 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:50,027 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:50,028 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:50,028 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:50,028 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:50,028 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:50,029 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:50,029 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:50,029 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:50,029 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:50,030 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:50,030 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:50,030 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:50,030 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:50,031 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:50,031 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:50,031 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_66b7cb26-b702-43e0-b374-3fef89b3c57c/sv-benchmarks/c/pthread-atomic/dekker.i[31403,31416] [2022-12-14 23:45:50,031 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:50,032 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:50,032 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:50,032 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:50,033 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:50,033 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:50,033 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:50,033 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:50,034 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:50,034 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:50,034 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:50,034 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:50,035 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:50,035 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:50,035 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:50,035 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:50,036 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:50,036 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:50,036 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:50,036 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:50,037 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_66b7cb26-b702-43e0-b374-3fef89b3c57c/sv-benchmarks/c/pthread-atomic/dekker.i[32483,32496] [2022-12-14 23:45:50,037 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:50,037 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:50,037 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:50,037 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:50,040 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:45:50,059 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:45:50,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:50 WrapperNode [2022-12-14 23:45:50,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:45:50,060 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:45:50,061 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:45:50,061 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:45:50,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:50" (1/1) ... [2022-12-14 23:45:50,075 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:50" (1/1) ... [2022-12-14 23:45:50,088 INFO L138 Inliner]: procedures = 172, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 47 [2022-12-14 23:45:50,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:45:50,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:45:50,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:45:50,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:45:50,097 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:50" (1/1) ... [2022-12-14 23:45:50,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:50" (1/1) ... [2022-12-14 23:45:50,100 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:50" (1/1) ... [2022-12-14 23:45:50,100 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:50" (1/1) ... [2022-12-14 23:45:50,105 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:50" (1/1) ... [2022-12-14 23:45:50,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:50" (1/1) ... [2022-12-14 23:45:50,110 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:50" (1/1) ... [2022-12-14 23:45:50,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:50" (1/1) ... [2022-12-14 23:45:50,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:45:50,114 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:45:50,114 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:45:50,115 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:45:50,115 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:50" (1/1) ... [2022-12-14 23:45:50,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:45:50,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:45:50,141 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:45:50,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:45:50,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:45:50,176 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-12-14 23:45:50,176 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-12-14 23:45:50,176 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-14 23:45:50,176 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-14 23:45:50,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:45:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 23:45:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:45:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:45:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:45:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:45:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 23:45:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:45:50,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:45:50,179 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 23:45:50,266 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:45:50,267 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:45:50,383 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:45:50,388 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:45:50,388 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 23:45:50,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:45:50 BoogieIcfgContainer [2022-12-14 23:45:50,390 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:45:50,391 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:45:50,391 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:45:50,398 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:45:50,399 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:45:50" (1/1) ... [2022-12-14 23:45:50,399 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 23:45:50,404 INFO L158 Benchmark]: Toolchain (without parser) took 673.37ms. Allocated memory is still 136.3MB. Free memory was 102.0MB in the beginning and 58.7MB in the end (delta: 43.3MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-12-14 23:45:50,404 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 100.7MB. Free memory was 50.6MB in the beginning and 50.5MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:45:50,405 INFO L158 Benchmark]: CACSL2BoogieTranslator took 329.35ms. Allocated memory is still 136.3MB. Free memory was 102.0MB in the beginning and 77.6MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 23:45:50,405 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.44ms. Allocated memory is still 136.3MB. Free memory was 77.6MB in the beginning and 75.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:45:50,405 INFO L158 Benchmark]: Boogie Preprocessor took 24.35ms. Allocated memory is still 136.3MB. Free memory was 75.5MB in the beginning and 74.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:45:50,406 INFO L158 Benchmark]: RCFGBuilder took 276.06ms. Allocated memory is still 136.3MB. Free memory was 74.0MB in the beginning and 59.7MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 23:45:50,406 INFO L158 Benchmark]: CodeCheck took 11.71ms. Allocated memory is still 136.3MB. Free memory was 59.7MB in the beginning and 58.7MB in the end (delta: 987.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:45:50,408 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 0.12ms. Allocated memory is still 100.7MB. Free memory was 50.6MB in the beginning and 50.5MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 329.35ms. Allocated memory is still 136.3MB. Free memory was 102.0MB in the beginning and 77.6MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.44ms. Allocated memory is still 136.3MB. Free memory was 77.6MB in the beginning and 75.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.35ms. Allocated memory is still 136.3MB. Free memory was 75.5MB in the beginning and 74.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 276.06ms. Allocated memory is still 136.3MB. Free memory was 74.0MB in the beginning and 59.7MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 11.71ms. Allocated memory is still 136.3MB. Free memory was 59.7MB in the beginning and 58.7MB in the end (delta: 987.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:45:50,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/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_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/dekker.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/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_66b7cb26-b702-43e0-b374-3fef89b3c57c/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 1b6ef65da122b5f043dc58aac5c98a5417eca7613b00ec724ef2626b8a50d79f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 23:45:52,034 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:45:52,035 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:45:52,054 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:45:52,055 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:45:52,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:45:52,057 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:45:52,059 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:45:52,060 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:45:52,061 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:45:52,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:45:52,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:45:52,063 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:45:52,064 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:45:52,065 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:45:52,066 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:45:52,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:45:52,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:45:52,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:45:52,071 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:45:52,073 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:45:52,074 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:45:52,075 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:45:52,076 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:45:52,079 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:45:52,079 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:45:52,079 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:45:52,080 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:45:52,081 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:45:52,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:45:52,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:45:52,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:45:52,083 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:45:52,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:45:52,090 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:45:52,090 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:45:52,091 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:45:52,091 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:45:52,092 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:45:52,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:45:52,093 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:45:52,094 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 23:45:52,116 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:45:52,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:45:52,117 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:45:52,118 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:45:52,118 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:45:52,118 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:45:52,119 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:45:52,119 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:45:52,119 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:45:52,119 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:45:52,119 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:45:52,120 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:45:52,120 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:45:52,120 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:45:52,120 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 23:45:52,120 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 23:45:52,120 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 23:45:52,121 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 23:45:52,121 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:45:52,121 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:45:52,121 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:45:52,121 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:45:52,122 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:45:52,122 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:45:52,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:45:52,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:45:52,122 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:45:52,123 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:45:52,123 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:45:52,123 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 23:45:52,123 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 23:45:52,123 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:45:52,124 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 23:45:52,124 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 23:45:52,124 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_66b7cb26-b702-43e0-b374-3fef89b3c57c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b6ef65da122b5f043dc58aac5c98a5417eca7613b00ec724ef2626b8a50d79f [2022-12-14 23:45:52,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:45:52,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:45:52,376 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:45:52,377 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:45:52,377 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:45:52,379 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-atomic/dekker.i [2022-12-14 23:45:55,012 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:45:55,239 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:45:55,240 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/sv-benchmarks/c/pthread-atomic/dekker.i [2022-12-14 23:45:55,253 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4/data/f653bf3de/61016537732c4ee1935fb2d4fc7b7635/FLAG66ed9b9b9 [2022-12-14 23:45:55,267 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4/data/f653bf3de/61016537732c4ee1935fb2d4fc7b7635 [2022-12-14 23:45:55,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:45:55,271 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:45:55,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:45:55,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:45:55,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:45:55,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:45:55" (1/1) ... [2022-12-14 23:45:55,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bb33708 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:55, skipping insertion in model container [2022-12-14 23:45:55,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:45:55" (1/1) ... [2022-12-14 23:45:55,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:45:55,311 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:45:55,430 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 23:45:55,522 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,523 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,523 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,523 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,524 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,524 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,524 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,525 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,525 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,525 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,525 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,526 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,527 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,528 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,528 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,528 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,529 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_66b7cb26-b702-43e0-b374-3fef89b3c57c/sv-benchmarks/c/pthread-atomic/dekker.i[31403,31416] [2022-12-14 23:45:55,529 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,529 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,530 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,530 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,531 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,531 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,531 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,532 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,532 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,532 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,533 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,533 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,533 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,534 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,534 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,534 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,534 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,535 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,535 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,535 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,536 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_66b7cb26-b702-43e0-b374-3fef89b3c57c/sv-benchmarks/c/pthread-atomic/dekker.i[32483,32496] [2022-12-14 23:45:55,536 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,536 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,536 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,536 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,541 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:45:55,551 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:45:55,562 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 23:45:55,575 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,575 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,576 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,576 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,588 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,588 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,589 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,589 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,589 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,590 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,590 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,590 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,591 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,591 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,591 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,592 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,592 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_66b7cb26-b702-43e0-b374-3fef89b3c57c/sv-benchmarks/c/pthread-atomic/dekker.i[31403,31416] [2022-12-14 23:45:55,592 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,593 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,593 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,593 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,594 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,594 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,594 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,595 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,596 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,596 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,596 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,597 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,597 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,597 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,598 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,598 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,598 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,599 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,599 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,599 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,600 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_66b7cb26-b702-43e0-b374-3fef89b3c57c/sv-benchmarks/c/pthread-atomic/dekker.i[32483,32496] [2022-12-14 23:45:55,600 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,600 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,601 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:45:55,601 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:45:55,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:45:55,641 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:45:55,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:55 WrapperNode [2022-12-14 23:45:55,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:45:55,643 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:45:55,643 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:45:55,643 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:45:55,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:55" (1/1) ... [2022-12-14 23:45:55,660 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:55" (1/1) ... [2022-12-14 23:45:55,673 INFO L138 Inliner]: procedures = 175, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 48 [2022-12-14 23:45:55,674 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:45:55,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:45:55,674 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:45:55,674 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:45:55,681 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:55" (1/1) ... [2022-12-14 23:45:55,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:55" (1/1) ... [2022-12-14 23:45:55,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:55" (1/1) ... [2022-12-14 23:45:55,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:55" (1/1) ... [2022-12-14 23:45:55,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:55" (1/1) ... [2022-12-14 23:45:55,691 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:55" (1/1) ... [2022-12-14 23:45:55,693 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:55" (1/1) ... [2022-12-14 23:45:55,694 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:55" (1/1) ... [2022-12-14 23:45:55,696 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:45:55,696 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:45:55,696 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:45:55,696 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:45:55,697 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:45:55" (1/1) ... [2022-12-14 23:45:55,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:45:55,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:45:55,720 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:45:55,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:45:55,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 23:45:55,752 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-12-14 23:45:55,752 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-12-14 23:45:55,752 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-14 23:45:55,753 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-14 23:45:55,753 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 23:45:55,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:45:55,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:45:55,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:45:55,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 23:45:55,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 23:45:55,753 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 23:45:55,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:45:55,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:45:55,754 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 23:45:55,854 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:45:55,856 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:45:56,003 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:45:56,008 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:45:56,008 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 23:45:56,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:45:56 BoogieIcfgContainer [2022-12-14 23:45:56,010 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:45:56,011 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:45:56,011 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:45:56,018 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:45:56,018 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:45:56" (1/1) ... [2022-12-14 23:45:56,019 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 23:45:56,022 INFO L158 Benchmark]: Toolchain (without parser) took 750.62ms. Allocated memory is still 83.9MB. Free memory was 61.4MB in the beginning and 35.7MB in the end (delta: 25.7MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. [2022-12-14 23:45:56,022 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 62.9MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:45:56,022 INFO L158 Benchmark]: CACSL2BoogieTranslator took 370.26ms. Allocated memory is still 83.9MB. Free memory was 61.4MB in the beginning and 55.5MB in the end (delta: 5.9MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2022-12-14 23:45:56,023 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.14ms. Allocated memory is still 83.9MB. Free memory was 55.5MB in the beginning and 53.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:45:56,023 INFO L158 Benchmark]: Boogie Preprocessor took 21.53ms. Allocated memory is still 83.9MB. Free memory was 53.8MB in the beginning and 51.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:45:56,023 INFO L158 Benchmark]: RCFGBuilder took 314.21ms. Allocated memory is still 83.9MB. Free memory was 51.7MB in the beginning and 36.6MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 23:45:56,024 INFO L158 Benchmark]: CodeCheck took 9.63ms. Allocated memory is still 83.9MB. Free memory was 36.6MB in the beginning and 35.7MB in the end (delta: 928.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:45:56,026 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 0.15ms. Allocated memory is still 62.9MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 370.26ms. Allocated memory is still 83.9MB. Free memory was 61.4MB in the beginning and 55.5MB in the end (delta: 5.9MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.14ms. Allocated memory is still 83.9MB. Free memory was 55.5MB in the beginning and 53.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.53ms. Allocated memory is still 83.9MB. Free memory was 53.8MB in the beginning and 51.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 314.21ms. Allocated memory is still 83.9MB. Free memory was 51.7MB in the beginning and 36.6MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 9.63ms. Allocated memory is still 83.9MB. Free memory was 36.6MB in the beginning and 35.7MB in the end (delta: 928.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:45:56,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66b7cb26-b702-43e0-b374-3fef89b3c57c/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