./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/08_rand_cas.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/08_rand_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ --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 adb74bb4036ab42451aee4c4c2c855416fb34747e80c1114ce822e44c6b19376 --- 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-6b4ec56 [2022-11-20 17:58:00,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:58:00,836 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:58:00,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:58:00,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:58:00,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:58:00,884 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:58:00,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:58:00,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:58:00,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:58:00,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:58:00,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:58:00,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:58:00,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:58:00,899 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:58:00,900 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:58:00,901 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:58:00,902 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:58:00,906 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:58:00,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:58:00,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:58:00,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:58:00,921 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:58:00,922 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:58:00,932 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:58:00,932 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:58:00,933 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:58:00,935 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:58:00,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:58:00,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:58:00,937 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:58:00,938 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:58:00,940 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:58:00,940 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:58:00,943 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:58:00,944 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:58:00,944 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:58:00,945 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:58:00,945 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:58:00,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:58:00,947 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:58:00,948 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:58:00,989 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:58:00,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:58:00,990 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:58:00,991 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:58:00,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:58:00,992 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:58:00,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:58:00,992 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:58:00,992 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:58:00,993 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:58:00,994 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:58:00,994 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:58:00,994 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:58:00,994 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:58:00,994 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:58:00,995 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:58:00,995 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:58:00,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:58:00,995 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:58:00,995 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:58:00,996 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:58:00,996 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:58:00,996 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:58:00,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:58:00,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:58:00,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:58:00,997 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:58:00,997 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:58:00,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:58:00,998 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:58:00,998 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_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adb74bb4036ab42451aee4c4c2c855416fb34747e80c1114ce822e44c6b19376 [2022-11-20 17:58:01,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:58:01,343 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:58:01,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:58:01,348 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:58:01,349 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:58:01,350 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-ext/08_rand_cas.i [2022-11-20 17:58:04,411 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:58:04,656 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:58:04,657 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/sv-benchmarks/c/pthread-ext/08_rand_cas.i [2022-11-20 17:58:04,670 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/data/fce7324ab/b7d126b539984a35baefeadb27444d89/FLAGe9a58130b [2022-11-20 17:58:04,684 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/data/fce7324ab/b7d126b539984a35baefeadb27444d89 [2022-11-20 17:58:04,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:58:04,688 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:58:04,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:58:04,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:58:04,693 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:58:04,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:58:04" (1/1) ... [2022-11-20 17:58:04,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40c056f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:04, skipping insertion in model container [2022-11-20 17:58:04,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:58:04" (1/1) ... [2022-11-20 17:58:04,703 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:58:04,751 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:58:05,110 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_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/sv-benchmarks/c/pthread-ext/08_rand_cas.i[30697,30710] [2022-11-20 17:58:05,114 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_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/sv-benchmarks/c/pthread-ext/08_rand_cas.i[30970,30983] [2022-11-20 17:58:05,117 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_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/sv-benchmarks/c/pthread-ext/08_rand_cas.i[31233,31246] [2022-11-20 17:58:05,124 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:58:05,136 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:58:05,193 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_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/sv-benchmarks/c/pthread-ext/08_rand_cas.i[30697,30710] [2022-11-20 17:58:05,197 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_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/sv-benchmarks/c/pthread-ext/08_rand_cas.i[30970,30983] [2022-11-20 17:58:05,200 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_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/sv-benchmarks/c/pthread-ext/08_rand_cas.i[31233,31246] [2022-11-20 17:58:05,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:58:05,244 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:58:05,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:05 WrapperNode [2022-11-20 17:58:05,245 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:58:05,246 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:58:05,247 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:58:05,247 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:58:05,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:05" (1/1) ... [2022-11-20 17:58:05,288 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:05" (1/1) ... [2022-11-20 17:58:05,322 INFO L138 Inliner]: procedures = 176, calls = 34, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 128 [2022-11-20 17:58:05,322 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:58:05,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:58:05,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:58:05,324 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:58:05,333 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:05" (1/1) ... [2022-11-20 17:58:05,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:05" (1/1) ... [2022-11-20 17:58:05,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:05" (1/1) ... [2022-11-20 17:58:05,347 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:05" (1/1) ... [2022-11-20 17:58:05,351 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:05" (1/1) ... [2022-11-20 17:58:05,364 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:05" (1/1) ... [2022-11-20 17:58:05,371 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:05" (1/1) ... [2022-11-20 17:58:05,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:05" (1/1) ... [2022-11-20 17:58:05,374 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:58:05,375 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:58:05,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:58:05,375 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:58:05,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:05" (1/1) ... [2022-11-20 17:58:05,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:58:05,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:58:05,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:58:05,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:58:05,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:58:05,478 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-20 17:58:05,478 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-20 17:58:05,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:58:05,480 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:58:05,481 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:58:05,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:58:05,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:58:05,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:58:05,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:58:05,482 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2022-11-20 17:58:05,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2022-11-20 17:58:05,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:58:05,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:58:05,484 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:58:05,655 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:58:05,657 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:58:05,944 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:58:06,006 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:58:06,006 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 17:58:06,007 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_releaseENTRY is neither atomic block end nor a sink node. [2022-11-20 17:58:06,008 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) [2022-11-20 17:58:06,022 INFO L158 Benchmark]: Toolchain (without parser) took 1332.96ms. Allocated memory is still 163.6MB. Free memory was 116.4MB in the beginning and 122.7MB in the end (delta: -6.3MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2022-11-20 17:58:06,023 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 82.4MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:58:06,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 555.35ms. Allocated memory is still 163.6MB. Free memory was 115.9MB in the beginning and 95.8MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 17:58:06,024 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.44ms. Allocated memory is still 163.6MB. Free memory was 95.8MB in the beginning and 93.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:58:06,025 INFO L158 Benchmark]: Boogie Preprocessor took 51.01ms. Allocated memory is still 163.6MB. Free memory was 93.7MB in the beginning and 92.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:58:06,026 INFO L158 Benchmark]: RCFGBuilder took 645.52ms. Allocated memory is still 163.6MB. Free memory was 92.2MB in the beginning and 122.7MB in the end (delta: -30.5MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2022-11-20 17:58:06,029 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 82.4MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 555.35ms. Allocated memory is still 163.6MB. Free memory was 115.9MB in the beginning and 95.8MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.44ms. Allocated memory is still 163.6MB. Free memory was 95.8MB in the beginning and 93.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.01ms. Allocated memory is still 163.6MB. Free memory was 93.7MB in the beginning and 92.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 645.52ms. Allocated memory is still 163.6MB. Free memory was 92.2MB in the beginning and 122.7MB in the end (delta: -30.5MB). Peak memory consumption was 17.9MB. 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. [2022-11-20 17:58:06,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/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_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/08_rand_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ --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 adb74bb4036ab42451aee4c4c2c855416fb34747e80c1114ce822e44c6b19376 --- 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-6b4ec56 [2022-11-20 17:58:08,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:58:08,521 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:58:08,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:58:08,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:58:08,584 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:58:08,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:58:08,591 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:58:08,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:58:08,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:58:08,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:58:08,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:58:08,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:58:08,605 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:58:08,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:58:08,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:58:08,614 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:58:08,615 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:58:08,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:58:08,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:58:08,625 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:58:08,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:58:08,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:58:08,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:58:08,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:58:08,639 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:58:08,639 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:58:08,641 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:58:08,641 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:58:08,642 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:58:08,643 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:58:08,644 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:58:08,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:58:08,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:58:08,647 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:58:08,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:58:08,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:58:08,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:58:08,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:58:08,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:58:08,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:58:08,651 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:58:08,691 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:58:08,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:58:08,694 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:58:08,694 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:58:08,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:58:08,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:58:08,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:58:08,695 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:58:08,696 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:58:08,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:58:08,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:58:08,697 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:58:08,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:58:08,698 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:58:08,698 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:58:08,698 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:58:08,698 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:58:08,698 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:58:08,699 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:58:08,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:58:08,699 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:58:08,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:58:08,699 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:58:08,700 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:58:08,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:58:08,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:58:08,700 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:58:08,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:58:08,701 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:58:08,701 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:58:08,701 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:58:08,701 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:58:08,702 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:58:08,702 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:58:08,702 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_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adb74bb4036ab42451aee4c4c2c855416fb34747e80c1114ce822e44c6b19376 [2022-11-20 17:58:09,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:58:09,132 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:58:09,135 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:58:09,136 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:58:09,137 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:58:09,138 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-ext/08_rand_cas.i [2022-11-20 17:58:12,415 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:58:12,748 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:58:12,753 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/sv-benchmarks/c/pthread-ext/08_rand_cas.i [2022-11-20 17:58:12,777 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/data/3d85eb675/235a140bd1744d9186fd5e3090337ec9/FLAGa31bdd8a7 [2022-11-20 17:58:12,808 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/data/3d85eb675/235a140bd1744d9186fd5e3090337ec9 [2022-11-20 17:58:12,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:58:12,813 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:58:12,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:58:12,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:58:12,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:58:12,820 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:58:12" (1/1) ... [2022-11-20 17:58:12,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e93bd9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:12, skipping insertion in model container [2022-11-20 17:58:12,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:58:12" (1/1) ... [2022-11-20 17:58:12,828 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:58:12,885 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:58:13,347 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_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/sv-benchmarks/c/pthread-ext/08_rand_cas.i[30697,30710] [2022-11-20 17:58:13,352 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_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/sv-benchmarks/c/pthread-ext/08_rand_cas.i[30970,30983] [2022-11-20 17:58:13,356 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_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/sv-benchmarks/c/pthread-ext/08_rand_cas.i[31233,31246] [2022-11-20 17:58:13,362 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:58:13,379 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:58:13,429 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_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/sv-benchmarks/c/pthread-ext/08_rand_cas.i[30697,30710] [2022-11-20 17:58:13,431 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_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/sv-benchmarks/c/pthread-ext/08_rand_cas.i[30970,30983] [2022-11-20 17:58:13,433 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_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/sv-benchmarks/c/pthread-ext/08_rand_cas.i[31233,31246] [2022-11-20 17:58:13,435 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:58:13,481 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:58:13,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:13 WrapperNode [2022-11-20 17:58:13,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:58:13,483 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:58:13,483 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:58:13,483 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:58:13,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:13" (1/1) ... [2022-11-20 17:58:13,525 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:13" (1/1) ... [2022-11-20 17:58:13,560 INFO L138 Inliner]: procedures = 180, calls = 34, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 126 [2022-11-20 17:58:13,560 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:58:13,561 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:58:13,561 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:58:13,561 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:58:13,569 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:13" (1/1) ... [2022-11-20 17:58:13,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:13" (1/1) ... [2022-11-20 17:58:13,573 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:13" (1/1) ... [2022-11-20 17:58:13,573 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:13" (1/1) ... [2022-11-20 17:58:13,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:13" (1/1) ... [2022-11-20 17:58:13,584 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:13" (1/1) ... [2022-11-20 17:58:13,587 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:13" (1/1) ... [2022-11-20 17:58:13,588 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:13" (1/1) ... [2022-11-20 17:58:13,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:58:13,593 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:58:13,593 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:58:13,593 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:58:13,594 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:13" (1/1) ... [2022-11-20 17:58:13,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:58:13,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:58:13,626 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:58:13,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:58:13,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:58:13,690 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-20 17:58:13,690 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-20 17:58:13,690 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:58:13,691 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:58:13,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:58:13,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:58:13,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:58:13,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:58:13,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:58:13,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 17:58:13,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2022-11-20 17:58:13,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2022-11-20 17:58:13,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:58:13,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:58:13,694 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:58:13,927 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:58:13,945 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:58:14,235 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:58:14,318 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:58:14,318 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 17:58:14,319 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_releaseENTRY is neither atomic block end nor a sink node. [2022-11-20 17:58:14,320 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) [2022-11-20 17:58:14,325 INFO L158 Benchmark]: Toolchain (without parser) took 1511.01ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 53.9MB in the beginning and 73.8MB in the end (delta: -19.9MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2022-11-20 17:58:14,325 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 77.6MB. Free memory is still 54.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:58:14,326 INFO L158 Benchmark]: CACSL2BoogieTranslator took 666.43ms. Allocated memory is still 77.6MB. Free memory was 53.9MB in the beginning and 32.8MB in the end (delta: 21.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 17:58:14,327 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.16ms. Allocated memory is still 77.6MB. Free memory was 32.8MB in the beginning and 55.6MB in the end (delta: -22.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:58:14,327 INFO L158 Benchmark]: Boogie Preprocessor took 31.50ms. Allocated memory is still 77.6MB. Free memory was 55.6MB in the beginning and 53.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:58:14,328 INFO L158 Benchmark]: RCFGBuilder took 729.94ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 53.5MB in the beginning and 73.8MB in the end (delta: -20.4MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2022-11-20 17:58:14,331 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 77.6MB. Free memory is still 54.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 666.43ms. Allocated memory is still 77.6MB. Free memory was 53.9MB in the beginning and 32.8MB in the end (delta: 21.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.16ms. Allocated memory is still 77.6MB. Free memory was 32.8MB in the beginning and 55.6MB in the end (delta: -22.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.50ms. Allocated memory is still 77.6MB. Free memory was 55.6MB in the beginning and 53.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 729.94ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 53.5MB in the beginning and 73.8MB in the end (delta: -20.4MB). Peak memory consumption was 24.8MB. 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. [2022-11-20 17:58:14,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59f6382-3db4-4aa0-b0b6-c84e10d824a3/bin/ukojak-pZX7IvK2PQ/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 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?