./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe028_power.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_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/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_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe028_power.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/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_70f53028-22db-4000-bf51-b8cefdb9ee78/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 0d78821bc3a287b999f98be361d707254bd2fa61b63b525cf42d392168336d80 --- 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 19:37:32,488 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:37:32,489 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:37:32,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:37:32,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:37:32,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:37:32,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:37:32,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:37:32,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:37:32,512 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:37:32,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:37:32,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:37:32,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:37:32,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:37:32,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:37:32,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:37:32,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:37:32,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:37:32,520 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:37:32,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:37:32,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:37:32,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:37:32,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:37:32,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:37:32,527 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:37:32,527 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:37:32,528 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:37:32,528 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:37:32,528 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:37:32,529 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:37:32,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:37:32,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:37:32,530 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:37:32,531 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:37:32,532 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:37:32,532 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:37:32,532 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:37:32,532 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:37:32,533 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:37:32,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:37:32,533 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:37:32,534 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 19:37:32,547 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:37:32,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:37:32,547 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:37:32,547 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:37:32,548 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:37:32,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:37:32,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:37:32,553 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:37:32,553 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 19:37:32,553 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:37:32,554 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:37:32,554 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:37:32,554 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:37:32,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:37:32,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:37:32,554 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 19:37:32,554 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:37:32,554 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:37:32,555 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:37:32,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:37:32,555 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:37:32,555 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:37:32,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:37:32,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:37:32,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:37:32,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:37:32,556 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:37:32,556 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:37:32,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:37:32,556 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:37:32,556 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_70f53028-22db-4000-bf51-b8cefdb9ee78/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d78821bc3a287b999f98be361d707254bd2fa61b63b525cf42d392168336d80 [2022-12-14 19:37:32,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:37:32,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:37:32,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:37:32,754 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:37:32,754 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:37:32,755 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-wmm/safe028_power.i [2022-12-14 19:37:35,511 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:37:35,707 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:37:35,708 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/sv-benchmarks/c/pthread-wmm/safe028_power.i [2022-12-14 19:37:35,720 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4/data/a9bd4d223/c048da8c81bc4644855d812eeeb31831/FLAGf7c2c4cd2 [2022-12-14 19:37:35,732 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4/data/a9bd4d223/c048da8c81bc4644855d812eeeb31831 [2022-12-14 19:37:35,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:37:35,735 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:37:35,736 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:37:35,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:37:35,739 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:37:35,739 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:37:35" (1/1) ... [2022-12-14 19:37:35,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53b99a44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:35, skipping insertion in model container [2022-12-14 19:37:35,740 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:37:35" (1/1) ... [2022-12-14 19:37:35,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:37:35,784 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:37:35,914 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_70f53028-22db-4000-bf51-b8cefdb9ee78/sv-benchmarks/c/pthread-wmm/safe028_power.i[990,1003] [2022-12-14 19:37:36,048 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,049 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,049 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,049 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,049 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,059 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,059 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,059 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,060 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,062 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,063 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,065 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,065 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,067 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,068 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,068 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,069 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,083 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,083 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,084 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,084 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,086 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,086 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,087 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,092 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,093 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,093 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,095 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,095 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,097 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,098 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:37:36,107 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:37:36,116 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_70f53028-22db-4000-bf51-b8cefdb9ee78/sv-benchmarks/c/pthread-wmm/safe028_power.i[990,1003] [2022-12-14 19:37:36,137 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,138 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,138 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,138 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,139 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,144 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,145 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,145 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,145 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,145 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,146 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,147 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,147 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,149 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,150 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,150 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,151 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,159 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,159 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,160 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,160 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,162 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,162 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,162 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,166 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,166 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,166 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,168 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,168 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:36,169 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:36,170 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:37:36,197 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:37:36,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:36 WrapperNode [2022-12-14 19:37:36,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:37:36,198 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:37:36,198 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:37:36,198 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:37:36,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:36" (1/1) ... [2022-12-14 19:37:36,219 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:36" (1/1) ... [2022-12-14 19:37:36,241 INFO L138 Inliner]: procedures = 176, calls = 77, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 130 [2022-12-14 19:37:36,242 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:37:36,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:37:36,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:37:36,243 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:37:36,250 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:36" (1/1) ... [2022-12-14 19:37:36,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:36" (1/1) ... [2022-12-14 19:37:36,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:36" (1/1) ... [2022-12-14 19:37:36,256 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:36" (1/1) ... [2022-12-14 19:37:36,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:36" (1/1) ... [2022-12-14 19:37:36,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:36" (1/1) ... [2022-12-14 19:37:36,280 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:36" (1/1) ... [2022-12-14 19:37:36,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:36" (1/1) ... [2022-12-14 19:37:36,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:37:36,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:37:36,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:37:36,287 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:37:36,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:36" (1/1) ... [2022-12-14 19:37:36,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:37:36,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:37:36,317 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:37:36,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:37:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 19:37:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 19:37:36,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 19:37:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 19:37:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 19:37:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:37:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 19:37:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:37:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-12-14 19:37:36,348 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-12-14 19:37:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-12-14 19:37:36,348 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-12-14 19:37:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-12-14 19:37:36,348 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-12-14 19:37:36,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 19:37:36,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 19:37:36,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:37:36,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:37:36,350 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 19:37:36,466 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:37:36,467 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:37:36,807 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:37:37,060 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:37:37,060 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 19:37:37,061 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L795 is neither atomic block end nor a sink node. [2022-12-14 19:37:37,061 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 19:37:37,065 INFO L158 Benchmark]: Toolchain (without parser) took 1329.15ms. Allocated memory is still 130.0MB. Free memory was 92.8MB in the beginning and 66.5MB in the end (delta: 26.3MB). Peak memory consumption was 44.4MB. Max. memory is 16.1GB. [2022-12-14 19:37:37,065 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 130.0MB. Free memory is still 101.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:37:37,066 INFO L158 Benchmark]: CACSL2BoogieTranslator took 461.38ms. Allocated memory is still 130.0MB. Free memory was 92.8MB in the beginning and 64.4MB in the end (delta: 28.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-14 19:37:37,067 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.85ms. Allocated memory is still 130.0MB. Free memory was 64.4MB in the beginning and 62.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:37:37,067 INFO L158 Benchmark]: Boogie Preprocessor took 43.59ms. Allocated memory is still 130.0MB. Free memory was 62.0MB in the beginning and 102.3MB in the end (delta: -40.3MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2022-12-14 19:37:37,068 INFO L158 Benchmark]: RCFGBuilder took 776.69ms. Allocated memory is still 130.0MB. Free memory was 102.3MB in the beginning and 66.5MB in the end (delta: 35.8MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB. [2022-12-14 19:37:37,071 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 130.0MB. Free memory is still 101.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 461.38ms. Allocated memory is still 130.0MB. Free memory was 92.8MB in the beginning and 64.4MB in the end (delta: 28.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.85ms. Allocated memory is still 130.0MB. Free memory was 64.4MB in the beginning and 62.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.59ms. Allocated memory is still 130.0MB. Free memory was 62.0MB in the beginning and 102.3MB in the end (delta: -40.3MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * RCFGBuilder took 776.69ms. Allocated memory is still 130.0MB. Free memory was 102.3MB in the beginning and 66.5MB in the end (delta: 35.8MB). Peak memory consumption was 51.7MB. 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 19:37:37,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/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_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe028_power.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/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_70f53028-22db-4000-bf51-b8cefdb9ee78/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 0d78821bc3a287b999f98be361d707254bd2fa61b63b525cf42d392168336d80 --- 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 19:37:38,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:37:38,696 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:37:38,716 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:37:38,716 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:37:38,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:37:38,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:37:38,720 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:37:38,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:37:38,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:37:38,724 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:37:38,725 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:37:38,725 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:37:38,726 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:37:38,727 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:37:38,728 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:37:38,729 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:37:38,730 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:37:38,731 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:37:38,733 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:37:38,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:37:38,736 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:37:38,737 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:37:38,737 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:37:38,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:37:38,741 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:37:38,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:37:38,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:37:38,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:37:38,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:37:38,744 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:37:38,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:37:38,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:37:38,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:37:38,753 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:37:38,753 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:37:38,754 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:37:38,754 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:37:38,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:37:38,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:37:38,756 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:37:38,756 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 19:37:38,772 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:37:38,772 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:37:38,773 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:37:38,773 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:37:38,774 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:37:38,774 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:37:38,774 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:37:38,774 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:37:38,774 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 19:37:38,774 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:37:38,775 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:37:38,775 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:37:38,775 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:37:38,775 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:37:38,775 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 19:37:38,775 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 19:37:38,775 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 19:37:38,776 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 19:37:38,776 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:37:38,776 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:37:38,776 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:37:38,776 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:37:38,776 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:37:38,777 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:37:38,777 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:37:38,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:37:38,777 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:37:38,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:37:38,778 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:37:38,778 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 19:37:38,778 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 19:37:38,778 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:37:38,778 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 19:37:38,778 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 19:37:38,779 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_70f53028-22db-4000-bf51-b8cefdb9ee78/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d78821bc3a287b999f98be361d707254bd2fa61b63b525cf42d392168336d80 [2022-12-14 19:37:39,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:37:39,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:37:39,019 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:37:39,020 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:37:39,020 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:37:39,021 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-wmm/safe028_power.i [2022-12-14 19:37:41,641 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:37:41,840 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:37:41,840 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/sv-benchmarks/c/pthread-wmm/safe028_power.i [2022-12-14 19:37:41,853 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4/data/85eaa97de/d6cf56d5ffd94cd382e4faa03e399439/FLAG09096456c [2022-12-14 19:37:41,865 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4/data/85eaa97de/d6cf56d5ffd94cd382e4faa03e399439 [2022-12-14 19:37:41,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:37:41,868 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:37:41,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:37:41,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:37:41,871 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:37:41,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:37:41" (1/1) ... [2022-12-14 19:37:41,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b337783 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:41, skipping insertion in model container [2022-12-14 19:37:41,873 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:37:41" (1/1) ... [2022-12-14 19:37:41,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:37:41,915 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:37:42,045 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_70f53028-22db-4000-bf51-b8cefdb9ee78/sv-benchmarks/c/pthread-wmm/safe028_power.i[990,1003] [2022-12-14 19:37:42,171 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,171 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,171 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,172 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,172 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,180 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,181 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,181 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,181 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,184 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,185 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,187 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,187 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,190 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,190 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,191 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,192 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,205 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,205 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,206 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,206 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,208 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,209 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,210 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,215 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,216 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,216 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,218 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,218 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,220 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,221 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:37:42,234 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:37:42,253 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_70f53028-22db-4000-bf51-b8cefdb9ee78/sv-benchmarks/c/pthread-wmm/safe028_power.i[990,1003] [2022-12-14 19:37:42,280 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,280 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,281 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,281 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,281 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,286 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,287 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,287 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,287 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,288 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,288 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,289 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,290 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,291 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,292 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,292 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,293 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,300 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,300 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,301 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,301 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,303 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,303 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,303 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,307 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,307 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,308 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,309 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,309 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:37:42,310 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:37:42,311 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:37:42,338 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:37:42,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:42 WrapperNode [2022-12-14 19:37:42,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:37:42,340 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:37:42,340 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:37:42,340 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:37:42,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:42" (1/1) ... [2022-12-14 19:37:42,363 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:42" (1/1) ... [2022-12-14 19:37:42,385 INFO L138 Inliner]: procedures = 180, calls = 77, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 131 [2022-12-14 19:37:42,385 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:37:42,386 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:37:42,386 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:37:42,386 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:37:42,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:42" (1/1) ... [2022-12-14 19:37:42,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:42" (1/1) ... [2022-12-14 19:37:42,399 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:42" (1/1) ... [2022-12-14 19:37:42,399 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:42" (1/1) ... [2022-12-14 19:37:42,411 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:42" (1/1) ... [2022-12-14 19:37:42,413 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:42" (1/1) ... [2022-12-14 19:37:42,417 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:42" (1/1) ... [2022-12-14 19:37:42,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:42" (1/1) ... [2022-12-14 19:37:42,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:37:42,425 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:37:42,425 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:37:42,425 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:37:42,426 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:42" (1/1) ... [2022-12-14 19:37:42,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:37:42,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:37:42,453 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:37:42,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:37:42,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 19:37:42,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 19:37:42,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 19:37:42,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 19:37:42,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:37:42,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 19:37:42,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:37:42,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 19:37:42,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 19:37:42,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 19:37:42,488 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-12-14 19:37:42,488 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-12-14 19:37:42,488 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-12-14 19:37:42,488 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-12-14 19:37:42,488 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-12-14 19:37:42,488 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-12-14 19:37:42,488 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 19:37:42,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:37:42,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:37:42,489 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 19:37:42,621 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:37:42,622 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:37:43,037 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:37:43,303 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:37:43,304 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 19:37:43,304 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L795 is neither atomic block end nor a sink node. [2022-12-14 19:37:43,305 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 19:37:43,309 INFO L158 Benchmark]: Toolchain (without parser) took 1439.96ms. Allocated memory is still 81.8MB. Free memory was 58.9MB in the beginning and 30.0MB in the end (delta: 28.9MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2022-12-14 19:37:43,309 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 60.8MB. Free memory is still 39.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:37:43,310 INFO L158 Benchmark]: CACSL2BoogieTranslator took 470.19ms. Allocated memory is still 81.8MB. Free memory was 58.7MB in the beginning and 50.1MB in the end (delta: 8.6MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2022-12-14 19:37:43,310 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.51ms. Allocated memory is still 81.8MB. Free memory was 50.1MB in the beginning and 47.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:37:43,311 INFO L158 Benchmark]: Boogie Preprocessor took 38.43ms. Allocated memory is still 81.8MB. Free memory was 47.6MB in the beginning and 45.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:37:43,311 INFO L158 Benchmark]: RCFGBuilder took 882.40ms. Allocated memory is still 81.8MB. Free memory was 44.6MB in the beginning and 30.0MB in the end (delta: 14.6MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2022-12-14 19:37:43,314 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 60.8MB. Free memory is still 39.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 470.19ms. Allocated memory is still 81.8MB. Free memory was 58.7MB in the beginning and 50.1MB in the end (delta: 8.6MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.51ms. Allocated memory is still 81.8MB. Free memory was 50.1MB in the beginning and 47.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.43ms. Allocated memory is still 81.8MB. Free memory was 47.6MB in the beginning and 45.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 882.40ms. Allocated memory is still 81.8MB. Free memory was 44.6MB in the beginning and 30.0MB in the end (delta: 14.6MB). Peak memory consumption was 19.9MB. 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 19:37:43,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f53028-22db-4000-bf51-b8cefdb9ee78/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?