./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/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_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/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_a0147632-bd36-492a-a846-394ca441ad95/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 8fab2e995569cc819974baee7d52d8d4bdabd2a2896c83fb3b8d07b44f394c5b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 01:06:11,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:06:11,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:06:11,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:06:11,150 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:06:11,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:06:11,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:06:11,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:06:11,155 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:06:11,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:06:11,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:06:11,157 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:06:11,158 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:06:11,159 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:06:11,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:06:11,161 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:06:11,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:06:11,162 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:06:11,164 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:06:11,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:06:11,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:06:11,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:06:11,169 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:06:11,169 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:06:11,172 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:06:11,173 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:06:11,173 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:06:11,174 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:06:11,174 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:06:11,175 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:06:11,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:06:11,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:06:11,177 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:06:11,177 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:06:11,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:06:11,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:06:11,179 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:06:11,179 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:06:11,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:06:11,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:06:11,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:06:11,181 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 01:06:11,201 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:06:11,201 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:06:11,202 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:06:11,202 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:06:11,202 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:06:11,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:06:11,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:06:11,203 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:06:11,203 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:06:11,203 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:06:11,204 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:06:11,210 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:06:11,211 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:06:11,211 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:06:11,211 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:06:11,211 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 01:06:11,211 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:06:11,212 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:06:11,212 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:06:11,212 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:06:11,212 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:06:11,212 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:06:11,212 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:06:11,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:06:11,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:06:11,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:06:11,213 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:06:11,213 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:06:11,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:06:11,214 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:06:11,214 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_a0147632-bd36-492a-a846-394ca441ad95/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fab2e995569cc819974baee7d52d8d4bdabd2a2896c83fb3b8d07b44f394c5b [2022-12-15 01:06:11,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:06:11,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:06:11,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:06:11,397 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:06:11,398 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:06:11,399 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2022-12-15 01:06:13,926 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:06:14,112 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:06:14,112 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2022-12-15 01:06:14,120 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4/data/baa5519ec/4db1f093004e41a2bcefaacae016017d/FLAG93538fe3e [2022-12-15 01:06:14,513 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4/data/baa5519ec/4db1f093004e41a2bcefaacae016017d [2022-12-15 01:06:14,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:06:14,520 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:06:14,522 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:06:14,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:06:14,526 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:06:14,526 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:06:14" (1/1) ... [2022-12-15 01:06:14,527 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@458a2c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:14, skipping insertion in model container [2022-12-15 01:06:14,528 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:06:14" (1/1) ... [2022-12-15 01:06:14,534 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:06:14,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:06:14,693 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 01:06:14,806 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:06:14,807 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:06:14,808 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:06:14,808 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:06:14,808 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:06:14,808 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:06:14,808 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:06:14,809 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:06:14,809 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:06:14,809 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:06:14,810 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_a0147632-bd36-492a-a846-394ca441ad95/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i[31246,31259] [2022-12-15 01:06:14,815 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:06:14,823 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:06:14,833 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 01:06:14,847 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:06:14,847 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:06:14,848 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:06:14,848 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:06:14,848 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:06:14,848 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:06:14,849 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:06:14,849 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:06:14,849 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:06:14,849 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:06:14,850 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_a0147632-bd36-492a-a846-394ca441ad95/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i[31246,31259] [2022-12-15 01:06:14,854 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:06:14,873 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:06:14,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:14 WrapperNode [2022-12-15 01:06:14,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:06:14,874 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:06:14,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:06:14,874 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:06:14,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:14" (1/1) ... [2022-12-15 01:06:14,890 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:14" (1/1) ... [2022-12-15 01:06:14,905 INFO L138 Inliner]: procedures = 175, calls = 46, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 112 [2022-12-15 01:06:14,905 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:06:14,905 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:06:14,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:06:14,906 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:06:14,912 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:14" (1/1) ... [2022-12-15 01:06:14,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:14" (1/1) ... [2022-12-15 01:06:14,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:14" (1/1) ... [2022-12-15 01:06:14,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:14" (1/1) ... [2022-12-15 01:06:14,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:14" (1/1) ... [2022-12-15 01:06:14,919 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:14" (1/1) ... [2022-12-15 01:06:14,920 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:14" (1/1) ... [2022-12-15 01:06:14,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:14" (1/1) ... [2022-12-15 01:06:14,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:06:14,923 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:06:14,923 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:06:14,923 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:06:14,924 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:14" (1/1) ... [2022-12-15 01:06:14,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:06:14,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:06:14,950 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:06:14,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:06:14,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 01:06:14,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 01:06:14,977 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 01:06:14,977 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 01:06:14,977 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 01:06:14,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:06:14,977 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2022-12-15 01:06:14,977 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2022-12-15 01:06:14,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:06:14,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:06:14,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 01:06:14,977 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 01:06:14,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:06:14,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:06:14,977 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2022-12-15 01:06:14,978 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2022-12-15 01:06:14,979 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 01:06:15,073 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:06:15,075 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:06:15,240 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:06:15,266 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:06:15,266 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 01:06:15,267 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L710 is neither atomic block end nor a sink node. [2022-12-15 01:06:15,267 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 01:06:15,271 INFO L158 Benchmark]: Toolchain (without parser) took 750.15ms. Allocated memory is still 142.6MB. Free memory was 108.0MB in the beginning and 66.7MB in the end (delta: 41.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2022-12-15 01:06:15,271 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 142.6MB. Free memory is still 111.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:06:15,271 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.62ms. Allocated memory is still 142.6MB. Free memory was 108.0MB in the beginning and 87.3MB in the end (delta: 20.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-15 01:06:15,272 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.11ms. Allocated memory is still 142.6MB. Free memory was 87.3MB in the beginning and 85.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:06:15,272 INFO L158 Benchmark]: Boogie Preprocessor took 16.87ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 83.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:06:15,273 INFO L158 Benchmark]: RCFGBuilder took 346.64ms. Allocated memory is still 142.6MB. Free memory was 83.5MB in the beginning and 66.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 01:06:15,274 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 142.6MB. Free memory is still 111.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 351.62ms. Allocated memory is still 142.6MB. Free memory was 108.0MB in the beginning and 87.3MB in the end (delta: 20.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.11ms. Allocated memory is still 142.6MB. Free memory was 87.3MB in the beginning and 85.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.87ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 83.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 346.64ms. Allocated memory is still 142.6MB. Free memory was 83.5MB in the beginning and 66.7MB in the end (delta: 16.8MB). 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. [2022-12-15 01:06:15,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/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_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/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_a0147632-bd36-492a-a846-394ca441ad95/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 8fab2e995569cc819974baee7d52d8d4bdabd2a2896c83fb3b8d07b44f394c5b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 01:06:17,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:06:17,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:06:17,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:06:17,099 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:06:17,101 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:06:17,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:06:17,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:06:17,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:06:17,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:06:17,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:06:17,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:06:17,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:06:17,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:06:17,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:06:17,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:06:17,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:06:17,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:06:17,113 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:06:17,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:06:17,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:06:17,117 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:06:17,118 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:06:17,119 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:06:17,122 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:06:17,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:06:17,123 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:06:17,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:06:17,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:06:17,125 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:06:17,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:06:17,126 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:06:17,126 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:06:17,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:06:17,128 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:06:17,128 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:06:17,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:06:17,129 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:06:17,129 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:06:17,130 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:06:17,131 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:06:17,131 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-15 01:06:17,152 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:06:17,152 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:06:17,153 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:06:17,153 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:06:17,153 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:06:17,153 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:06:17,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:06:17,154 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:06:17,154 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:06:17,154 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:06:17,154 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:06:17,154 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:06:17,154 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:06:17,154 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:06:17,154 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 01:06:17,154 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 01:06:17,154 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 01:06:17,155 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 01:06:17,155 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:06:17,155 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:06:17,155 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:06:17,155 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:06:17,155 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:06:17,155 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:06:17,155 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:06:17,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:06:17,155 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:06:17,156 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:06:17,156 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:06:17,159 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 01:06:17,159 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 01:06:17,160 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:06:17,160 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 01:06:17,160 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 01:06:17,160 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_a0147632-bd36-492a-a846-394ca441ad95/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fab2e995569cc819974baee7d52d8d4bdabd2a2896c83fb3b8d07b44f394c5b [2022-12-15 01:06:17,394 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:06:17,409 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:06:17,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:06:17,412 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:06:17,412 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:06:17,413 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2022-12-15 01:06:19,960 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:06:20,150 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:06:20,151 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2022-12-15 01:06:20,158 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4/data/e52c29109/dacb27c867df4abe91f32fedc1f9694b/FLAG33002e3c6 [2022-12-15 01:06:20,169 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4/data/e52c29109/dacb27c867df4abe91f32fedc1f9694b [2022-12-15 01:06:20,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:06:20,172 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:06:20,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:06:20,172 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:06:20,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:06:20,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:06:20" (1/1) ... [2022-12-15 01:06:20,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21a46026 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:20, skipping insertion in model container [2022-12-15 01:06:20,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:06:20" (1/1) ... [2022-12-15 01:06:20,181 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:06:20,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:06:20,336 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 01:06:20,415 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:06:20,415 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:06:20,416 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:06:20,416 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:06:20,417 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:06:20,417 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:06:20,417 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:06:20,417 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:06:20,417 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:06:20,418 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:06:20,419 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_a0147632-bd36-492a-a846-394ca441ad95/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i[31246,31259] [2022-12-15 01:06:20,424 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:06:20,434 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:06:20,456 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 01:06:20,494 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:06:20,494 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:06:20,495 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:06:20,495 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:06:20,495 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:06:20,496 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:06:20,496 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:06:20,496 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:06:20,497 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 01:06:20,497 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 01:06:20,497 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_a0147632-bd36-492a-a846-394ca441ad95/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i[31246,31259] [2022-12-15 01:06:20,502 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:06:20,535 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:06:20,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:20 WrapperNode [2022-12-15 01:06:20,536 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:06:20,537 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:06:20,537 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:06:20,537 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:06:20,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:20" (1/1) ... [2022-12-15 01:06:20,560 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:20" (1/1) ... [2022-12-15 01:06:20,581 INFO L138 Inliner]: procedures = 178, calls = 46, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 113 [2022-12-15 01:06:20,581 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:06:20,582 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:06:20,582 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:06:20,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:06:20,591 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:20" (1/1) ... [2022-12-15 01:06:20,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:20" (1/1) ... [2022-12-15 01:06:20,594 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:20" (1/1) ... [2022-12-15 01:06:20,595 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:20" (1/1) ... [2022-12-15 01:06:20,603 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:20" (1/1) ... [2022-12-15 01:06:20,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:20" (1/1) ... [2022-12-15 01:06:20,607 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:20" (1/1) ... [2022-12-15 01:06:20,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:20" (1/1) ... [2022-12-15 01:06:20,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:06:20,613 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:06:20,613 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:06:20,613 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:06:20,614 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:20" (1/1) ... [2022-12-15 01:06:20,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:06:20,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:06:20,641 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:06:20,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:06:20,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-15 01:06:20,675 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 01:06:20,675 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 01:06:20,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 01:06:20,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:06:20,675 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2022-12-15 01:06:20,675 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2022-12-15 01:06:20,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:06:20,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:06:20,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 01:06:20,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 01:06:20,676 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 01:06:20,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:06:20,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:06:20,676 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2022-12-15 01:06:20,676 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2022-12-15 01:06:20,678 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 01:06:20,802 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:06:20,804 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:06:20,975 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:06:21,013 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:06:21,013 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 01:06:21,014 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L710 is neither atomic block end nor a sink node. [2022-12-15 01:06:21,015 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 01:06:21,019 INFO L158 Benchmark]: Toolchain (without parser) took 846.25ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 48.4MB in the beginning and 52.3MB in the end (delta: -3.9MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2022-12-15 01:06:21,020 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 71.3MB. Free memory was 50.1MB in the beginning and 50.0MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:06:21,020 INFO L158 Benchmark]: CACSL2BoogieTranslator took 364.08ms. Allocated memory is still 71.3MB. Free memory was 48.1MB in the beginning and 42.6MB in the end (delta: 5.5MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2022-12-15 01:06:21,021 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.45ms. Allocated memory is still 71.3MB. Free memory was 42.6MB in the beginning and 40.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:06:21,021 INFO L158 Benchmark]: Boogie Preprocessor took 30.30ms. Allocated memory is still 71.3MB. Free memory was 40.2MB in the beginning and 38.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:06:21,022 INFO L158 Benchmark]: RCFGBuilder took 404.23ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 38.4MB in the beginning and 52.3MB in the end (delta: -13.9MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2022-12-15 01:06:21,026 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 71.3MB. Free memory was 50.1MB in the beginning and 50.0MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 364.08ms. Allocated memory is still 71.3MB. Free memory was 48.1MB in the beginning and 42.6MB in the end (delta: 5.5MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.45ms. Allocated memory is still 71.3MB. Free memory was 42.6MB in the beginning and 40.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.30ms. Allocated memory is still 71.3MB. Free memory was 40.2MB in the beginning and 38.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 404.23ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 38.4MB in the beginning and 52.3MB in the end (delta: -13.9MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 01:06:21,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0147632-bd36-492a-a846-394ca441ad95/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?