./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/02_inc_cas.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_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/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_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/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_813306e4-aa60-4c0e-904b-684dba893444/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 ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 --- 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 18:22:33,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:22:33,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:22:33,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:22:33,809 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:22:33,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:22:33,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:22:33,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:22:33,814 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:22:33,815 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:22:33,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:22:33,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:22:33,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:22:33,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:22:33,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:22:33,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:22:33,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:22:33,822 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:22:33,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:22:33,824 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:22:33,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:22:33,827 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:22:33,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:22:33,829 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:22:33,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:22:33,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:22:33,833 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:22:33,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:22:33,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:22:33,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:22:33,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:22:33,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:22:33,837 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:22:33,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:22:33,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:22:33,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:22:33,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:22:33,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:22:33,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:22:33,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:22:33,841 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:22:33,841 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 18:22:33,859 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:22:33,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:22:33,860 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:22:33,861 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:22:33,861 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:22:33,861 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:22:33,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:22:33,862 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:22:33,862 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:22:33,862 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:22:33,862 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:22:33,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:22:33,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:22:33,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:22:33,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:22:33,863 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 18:22:33,863 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:22:33,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:22:33,863 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:22:33,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:22:33,864 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:22:33,864 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:22:33,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:22:33,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:22:33,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:22:33,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:22:33,865 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:22:33,865 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:22:33,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:22:33,865 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:22:33,865 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_813306e4-aa60-4c0e-904b-684dba893444/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-12-14 18:22:34,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:22:34,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:22:34,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:22:34,083 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:22:34,083 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:22:34,084 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-12-14 18:22:36,694 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:22:36,888 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:22:36,889 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-12-14 18:22:36,898 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4/data/b595d3e64/33e5561d5de741c29b266a6ad4ae199d/FLAG05e793a33 [2022-12-14 18:22:36,912 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4/data/b595d3e64/33e5561d5de741c29b266a6ad4ae199d [2022-12-14 18:22:36,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:22:36,916 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:22:36,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:22:36,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:22:36,919 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:22:36,920 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:22:36" (1/1) ... [2022-12-14 18:22:36,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@713ba067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:36, skipping insertion in model container [2022-12-14 18:22:36,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:22:36" (1/1) ... [2022-12-14 18:22:36,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:22:36,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:22:37,094 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 18:22:37,211 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:22:37,211 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:22:37,214 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:22:37,215 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_813306e4-aa60-4c0e-904b-684dba893444/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-12-14 18:22:37,215 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:22:37,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:22:37,226 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:22:37,237 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 18:22:37,258 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:22:37,259 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:22:37,260 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:22:37,261 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_813306e4-aa60-4c0e-904b-684dba893444/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-12-14 18:22:37,262 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:22:37,263 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:22:37,289 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:22:37,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:37 WrapperNode [2022-12-14 18:22:37,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:22:37,290 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:22:37,290 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:22:37,290 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:22:37,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:37" (1/1) ... [2022-12-14 18:22:37,308 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:37" (1/1) ... [2022-12-14 18:22:37,326 INFO L138 Inliner]: procedures = 171, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-12-14 18:22:37,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:22:37,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:22:37,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:22:37,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:22:37,334 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:37" (1/1) ... [2022-12-14 18:22:37,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:37" (1/1) ... [2022-12-14 18:22:37,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:37" (1/1) ... [2022-12-14 18:22:37,337 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:37" (1/1) ... [2022-12-14 18:22:37,341 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:37" (1/1) ... [2022-12-14 18:22:37,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:37" (1/1) ... [2022-12-14 18:22:37,346 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:37" (1/1) ... [2022-12-14 18:22:37,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:37" (1/1) ... [2022-12-14 18:22:37,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:22:37,351 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:22:37,351 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:22:37,351 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:22:37,352 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:37" (1/1) ... [2022-12-14 18:22:37,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:22:37,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:22:37,374 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:22:37,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:22:37,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 18:22:37,409 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-14 18:22:37,410 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-14 18:22:37,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 18:22:37,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 18:22:37,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:22:37,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 18:22:37,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 18:22:37,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 18:22:37,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 18:22:37,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:22:37,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:22:37,412 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 18:22:37,509 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:22:37,511 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:22:37,633 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:22:37,682 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:22:37,682 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 18:22:37,683 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-12-14 18:22:37,683 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 18:22:37,686 INFO L158 Benchmark]: Toolchain (without parser) took 770.61ms. Allocated memory is still 132.1MB. Free memory was 99.6MB in the beginning and 59.2MB in the end (delta: 40.4MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2022-12-14 18:22:37,687 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 132.1MB. Free memory was 102.8MB in the beginning and 102.8MB in the end (delta: 27.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:22:37,688 INFO L158 Benchmark]: CACSL2BoogieTranslator took 372.77ms. Allocated memory is still 132.1MB. Free memory was 99.6MB in the beginning and 80.2MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 18:22:37,688 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.93ms. Allocated memory is still 132.1MB. Free memory was 80.2MB in the beginning and 78.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:22:37,688 INFO L158 Benchmark]: Boogie Preprocessor took 22.39ms. Allocated memory is still 132.1MB. Free memory was 78.1MB in the beginning and 76.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:22:37,689 INFO L158 Benchmark]: RCFGBuilder took 334.83ms. Allocated memory is still 132.1MB. Free memory was 76.6MB in the beginning and 59.2MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 18:22:37,690 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 132.1MB. Free memory was 102.8MB in the beginning and 102.8MB in the end (delta: 27.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 372.77ms. Allocated memory is still 132.1MB. Free memory was 99.6MB in the beginning and 80.2MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.93ms. Allocated memory is still 132.1MB. Free memory was 80.2MB in the beginning and 78.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.39ms. Allocated memory is still 132.1MB. Free memory was 78.1MB in the beginning and 76.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 334.83ms. Allocated memory is still 132.1MB. Free memory was 76.6MB in the beginning and 59.2MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 18:22:37,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/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_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/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_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/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_813306e4-aa60-4c0e-904b-684dba893444/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 ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 --- 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 18:22:39,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:22:39,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:22:39,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:22:39,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:22:39,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:22:39,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:22:39,511 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:22:39,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:22:39,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:22:39,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:22:39,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:22:39,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:22:39,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:22:39,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:22:39,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:22:39,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:22:39,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:22:39,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:22:39,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:22:39,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:22:39,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:22:39,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:22:39,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:22:39,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:22:39,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:22:39,532 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:22:39,533 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:22:39,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:22:39,534 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:22:39,534 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:22:39,535 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:22:39,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:22:39,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:22:39,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:22:39,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:22:39,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:22:39,539 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:22:39,539 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:22:39,540 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:22:39,540 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:22:39,541 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 18:22:39,571 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:22:39,571 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:22:39,572 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:22:39,572 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:22:39,573 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:22:39,573 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:22:39,573 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:22:39,573 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:22:39,573 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:22:39,573 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:22:39,574 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:22:39,574 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:22:39,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:22:39,574 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:22:39,574 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 18:22:39,574 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 18:22:39,575 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 18:22:39,575 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 18:22:39,575 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:22:39,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:22:39,575 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:22:39,575 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:22:39,575 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:22:39,575 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:22:39,575 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:22:39,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:22:39,576 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:22:39,576 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:22:39,576 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:22:39,576 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 18:22:39,576 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 18:22:39,576 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:22:39,576 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 18:22:39,576 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 18:22:39,577 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_813306e4-aa60-4c0e-904b-684dba893444/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-12-14 18:22:39,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:22:39,811 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:22:39,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:22:39,814 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:22:39,815 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:22:39,816 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-12-14 18:22:42,346 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:22:42,513 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:22:42,513 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-12-14 18:22:42,522 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4/data/56a61cd46/678254923d2a4b4fb70957ae2d88d366/FLAG45ce17533 [2022-12-14 18:22:42,915 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4/data/56a61cd46/678254923d2a4b4fb70957ae2d88d366 [2022-12-14 18:22:42,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:22:42,921 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:22:42,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:22:42,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:22:42,926 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:22:42,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:22:42" (1/1) ... [2022-12-14 18:22:42,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19af4e41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:42, skipping insertion in model container [2022-12-14 18:22:42,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:22:42" (1/1) ... [2022-12-14 18:22:42,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:22:42,959 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:22:43,067 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 18:22:43,140 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:22:43,140 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:22:43,143 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:22:43,144 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_813306e4-aa60-4c0e-904b-684dba893444/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-12-14 18:22:43,144 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:22:43,147 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:22:43,156 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:22:43,167 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 18:22:43,182 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:22:43,183 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:22:43,184 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:22:43,184 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_813306e4-aa60-4c0e-904b-684dba893444/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-12-14 18:22:43,185 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:22:43,186 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:22:43,211 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:22:43,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:43 WrapperNode [2022-12-14 18:22:43,212 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:22:43,213 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:22:43,213 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:22:43,213 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:22:43,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:43" (1/1) ... [2022-12-14 18:22:43,229 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:43" (1/1) ... [2022-12-14 18:22:43,242 INFO L138 Inliner]: procedures = 175, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2022-12-14 18:22:43,242 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:22:43,243 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:22:43,243 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:22:43,243 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:22:43,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:43" (1/1) ... [2022-12-14 18:22:43,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:43" (1/1) ... [2022-12-14 18:22:43,251 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:43" (1/1) ... [2022-12-14 18:22:43,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:43" (1/1) ... [2022-12-14 18:22:43,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:43" (1/1) ... [2022-12-14 18:22:43,259 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:43" (1/1) ... [2022-12-14 18:22:43,260 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:43" (1/1) ... [2022-12-14 18:22:43,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:43" (1/1) ... [2022-12-14 18:22:43,263 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:22:43,263 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:22:43,264 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:22:43,264 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:22:43,264 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:43" (1/1) ... [2022-12-14 18:22:43,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:22:43,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:22:43,286 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:22:43,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:22:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 18:22:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-14 18:22:43,319 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-14 18:22:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 18:22:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:22:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 18:22:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 18:22:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 18:22:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 18:22:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 18:22:43,320 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 18:22:43,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:22:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:22:43,321 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 18:22:43,424 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:22:43,426 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:22:43,560 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:22:43,620 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:22:43,620 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 18:22:43,621 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-12-14 18:22:43,622 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 18:22:43,624 INFO L158 Benchmark]: Toolchain (without parser) took 703.58ms. Allocated memory is still 73.4MB. Free memory was 53.7MB in the beginning and 49.6MB in the end (delta: 4.1MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2022-12-14 18:22:43,625 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 50.3MB. Free memory was 28.9MB in the beginning and 28.9MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:22:43,625 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.06ms. Allocated memory is still 73.4MB. Free memory was 53.5MB in the beginning and 51.3MB in the end (delta: 2.1MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2022-12-14 18:22:43,626 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.87ms. Allocated memory is still 73.4MB. Free memory was 51.3MB in the beginning and 49.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:22:43,626 INFO L158 Benchmark]: Boogie Preprocessor took 19.98ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 47.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:22:43,626 INFO L158 Benchmark]: RCFGBuilder took 359.95ms. Allocated memory is still 73.4MB. Free memory was 47.2MB in the beginning and 49.6MB in the end (delta: -2.4MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2022-12-14 18:22:43,628 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 50.3MB. Free memory was 28.9MB in the beginning and 28.9MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.06ms. Allocated memory is still 73.4MB. Free memory was 53.5MB in the beginning and 51.3MB in the end (delta: 2.1MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.87ms. Allocated memory is still 73.4MB. Free memory was 51.3MB in the beginning and 49.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.98ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 47.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 359.95ms. Allocated memory is still 73.4MB. Free memory was 47.2MB in the beginning and 49.6MB in the end (delta: -2.4MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 18:22:43,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_813306e4-aa60-4c0e-904b-684dba893444/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?