./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/04_incdec_cas.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/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_b0e963e2-4d82-41bf-887b-1afc218b2e52/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/04_incdec_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/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_b0e963e2-4d82-41bf-887b-1afc218b2e52/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 a025fe4ca65874bde9a09e6a2d9fa9eceda581ed1bc5b23e0ff5285795ed115b --- 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 17:00:24,550 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:00:24,552 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:00:24,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:00:24,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:00:24,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:00:24,593 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:00:24,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:00:24,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:00:24,605 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:00:24,606 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:00:24,607 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:00:24,607 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:00:24,608 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:00:24,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:00:24,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:00:24,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:00:24,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:00:24,614 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:00:24,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:00:24,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:00:24,618 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:00:24,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:00:24,620 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:00:24,629 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:00:24,631 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:00:24,631 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:00:24,632 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:00:24,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:00:24,634 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:00:24,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:00:24,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:00:24,636 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:00:24,637 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:00:24,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:00:24,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:00:24,639 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:00:24,639 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:00:24,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:00:24,640 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:00:24,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:00:24,642 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:00:24,669 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:00:24,669 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:00:24,670 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:00:24,670 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:00:24,671 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:00:24,671 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:00:24,672 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:00:24,672 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:00:24,672 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:00:24,672 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:00:24,673 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:00:24,673 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:00:24,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:00:24,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:00:24,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:00:24,674 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:00:24,674 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:00:24,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:00:24,674 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:00:24,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:00:24,675 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:00:24,675 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:00:24,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:00:24,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:00:24,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:00:24,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:00:24,676 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:00:24,676 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:00:24,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:00:24,677 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:00:24,677 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_b0e963e2-4d82-41bf-887b-1afc218b2e52/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a025fe4ca65874bde9a09e6a2d9fa9eceda581ed1bc5b23e0ff5285795ed115b [2022-11-20 17:00:24,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:00:24,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:00:24,938 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:00:24,939 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:00:24,940 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:00:24,942 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-ext/04_incdec_cas.i [2022-11-20 17:00:28,149 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:00:28,477 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:00:28,477 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/sv-benchmarks/c/pthread-ext/04_incdec_cas.i [2022-11-20 17:00:28,492 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/bin/ukojak-pZX7IvK2PQ/data/ff67f91a0/9f8a3e47929c4e708e58b43f8df19b21/FLAG0270d295d [2022-11-20 17:00:28,508 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/bin/ukojak-pZX7IvK2PQ/data/ff67f91a0/9f8a3e47929c4e708e58b43f8df19b21 [2022-11-20 17:00:28,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:00:28,518 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:00:28,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:00:28,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:00:28,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:00:28,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:00:28" (1/1) ... [2022-11-20 17:00:28,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cff8554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:28, skipping insertion in model container [2022-11-20 17:00:28,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:00:28" (1/1) ... [2022-11-20 17:00:28,533 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:00:28,595 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:00:28,981 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_b0e963e2-4d82-41bf-887b-1afc218b2e52/sv-benchmarks/c/pthread-ext/04_incdec_cas.i[30285,30298] [2022-11-20 17:00:28,992 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/sv-benchmarks/c/pthread-ext/04_incdec_cas.i[30729,30742] [2022-11-20 17:00:29,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:00:29,015 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:00:29,069 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_b0e963e2-4d82-41bf-887b-1afc218b2e52/sv-benchmarks/c/pthread-ext/04_incdec_cas.i[30285,30298] [2022-11-20 17:00:29,073 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_b0e963e2-4d82-41bf-887b-1afc218b2e52/sv-benchmarks/c/pthread-ext/04_incdec_cas.i[30729,30742] [2022-11-20 17:00:29,076 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:00:29,118 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:00:29,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:29 WrapperNode [2022-11-20 17:00:29,119 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:00:29,121 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:00:29,121 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:00:29,121 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:00:29,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:29" (1/1) ... [2022-11-20 17:00:29,167 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:29" (1/1) ... [2022-11-20 17:00:29,194 INFO L138 Inliner]: procedures = 172, calls = 43, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2022-11-20 17:00:29,194 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:00:29,195 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:00:29,195 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:00:29,195 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:00:29,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:29" (1/1) ... [2022-11-20 17:00:29,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:29" (1/1) ... [2022-11-20 17:00:29,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:29" (1/1) ... [2022-11-20 17:00:29,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:29" (1/1) ... [2022-11-20 17:00:29,229 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:29" (1/1) ... [2022-11-20 17:00:29,234 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:29" (1/1) ... [2022-11-20 17:00:29,236 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:29" (1/1) ... [2022-11-20 17:00:29,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:29" (1/1) ... [2022-11-20 17:00:29,240 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:00:29,241 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:00:29,241 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:00:29,241 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:00:29,242 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:29" (1/1) ... [2022-11-20 17:00:29,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:00:29,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:00:29,292 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:00:29,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:00:29,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:00:29,337 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-20 17:00:29,337 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-20 17:00:29,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:00:29,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:00:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:00:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:00:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2022-11-20 17:00:29,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2022-11-20 17:00:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:00:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:00:29,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:00:29,341 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 17:00:29,523 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:00:29,525 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:00:29,757 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:00:29,950 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:00:29,950 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 17:00:29,951 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_CASENTRY is neither atomic block end nor a sink node. [2022-11-20 17:00:29,968 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 17:00:29,973 INFO L158 Benchmark]: Toolchain (without parser) took 1454.36ms. Allocated memory is still 153.1MB. Free memory was 121.1MB in the beginning and 118.7MB in the end (delta: 2.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2022-11-20 17:00:29,974 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory was 76.3MB in the beginning and 76.1MB in the end (delta: 151.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:00:29,974 INFO L158 Benchmark]: CACSL2BoogieTranslator took 600.46ms. Allocated memory is still 153.1MB. Free memory was 121.1MB in the beginning and 101.3MB in the end (delta: 19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 17:00:29,975 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.63ms. Allocated memory is still 153.1MB. Free memory was 101.3MB in the beginning and 98.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:00:29,976 INFO L158 Benchmark]: Boogie Preprocessor took 45.32ms. Allocated memory is still 153.1MB. Free memory was 98.9MB in the beginning and 97.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:00:29,976 INFO L158 Benchmark]: RCFGBuilder took 730.40ms. Allocated memory is still 153.1MB. Free memory was 97.2MB in the beginning and 118.7MB in the end (delta: -21.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-20 17:00:29,979 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory was 76.3MB in the beginning and 76.1MB in the end (delta: 151.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 600.46ms. Allocated memory is still 153.1MB. Free memory was 121.1MB in the beginning and 101.3MB in the end (delta: 19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.63ms. Allocated memory is still 153.1MB. Free memory was 101.3MB in the beginning and 98.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.32ms. Allocated memory is still 153.1MB. Free memory was 98.9MB in the beginning and 97.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 730.40ms. Allocated memory is still 153.1MB. Free memory was 97.2MB in the beginning and 118.7MB in the end (delta: -21.4MB). Peak memory consumption was 25.2MB. 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 17:00:30,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/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_b0e963e2-4d82-41bf-887b-1afc218b2e52/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/04_incdec_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/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_b0e963e2-4d82-41bf-887b-1afc218b2e52/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 a025fe4ca65874bde9a09e6a2d9fa9eceda581ed1bc5b23e0ff5285795ed115b --- 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 17:00:32,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:00:32,515 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:00:32,536 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:00:32,536 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:00:32,537 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:00:32,539 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:00:32,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:00:32,542 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:00:32,544 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:00:32,545 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:00:32,546 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:00:32,546 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:00:32,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:00:32,549 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:00:32,550 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:00:32,551 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:00:32,552 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:00:32,553 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:00:32,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:00:32,557 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:00:32,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:00:32,559 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:00:32,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:00:32,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:00:32,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:00:32,565 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:00:32,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:00:32,566 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:00:32,568 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:00:32,568 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:00:32,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:00:32,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:00:32,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:00:32,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:00:32,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:00:32,593 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:00:32,593 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:00:32,594 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:00:32,595 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:00:32,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:00:32,596 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:00:32,619 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:00:32,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:00:32,621 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:00:32,621 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:00:32,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:00:32,622 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:00:32,622 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:00:32,622 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:00:32,623 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:00:32,623 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:00:32,623 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:00:32,623 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:00:32,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:00:32,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:00:32,624 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:00:32,624 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:00:32,625 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:00:32,625 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:00:32,625 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:00:32,625 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:00:32,626 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:00:32,626 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:00:32,626 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:00:32,626 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:00:32,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:00:32,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:00:32,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:00:32,628 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:00:32,628 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:00:32,628 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:00:32,628 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:00:32,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:00:32,629 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:00:32,629 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:00:32,629 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_b0e963e2-4d82-41bf-887b-1afc218b2e52/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a025fe4ca65874bde9a09e6a2d9fa9eceda581ed1bc5b23e0ff5285795ed115b [2022-11-20 17:00:33,011 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:00:33,038 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:00:33,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:00:33,043 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:00:33,044 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:00:33,045 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-ext/04_incdec_cas.i [2022-11-20 17:00:36,404 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:00:36,695 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:00:36,695 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/sv-benchmarks/c/pthread-ext/04_incdec_cas.i [2022-11-20 17:00:36,706 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/bin/ukojak-pZX7IvK2PQ/data/a3fe0b115/e07ff1ade94f49058d4035ab4ec52364/FLAG2bf67085d [2022-11-20 17:00:36,737 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/bin/ukojak-pZX7IvK2PQ/data/a3fe0b115/e07ff1ade94f49058d4035ab4ec52364 [2022-11-20 17:00:36,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:00:36,742 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:00:36,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:00:36,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:00:36,747 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:00:36,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:00:36" (1/1) ... [2022-11-20 17:00:36,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ac6c6e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:36, skipping insertion in model container [2022-11-20 17:00:36,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:00:36" (1/1) ... [2022-11-20 17:00:36,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:00:36,815 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:00:37,262 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_b0e963e2-4d82-41bf-887b-1afc218b2e52/sv-benchmarks/c/pthread-ext/04_incdec_cas.i[30285,30298] [2022-11-20 17:00:37,272 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_b0e963e2-4d82-41bf-887b-1afc218b2e52/sv-benchmarks/c/pthread-ext/04_incdec_cas.i[30729,30742] [2022-11-20 17:00:37,281 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:00:37,298 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:00:37,347 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_b0e963e2-4d82-41bf-887b-1afc218b2e52/sv-benchmarks/c/pthread-ext/04_incdec_cas.i[30285,30298] [2022-11-20 17:00:37,350 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_b0e963e2-4d82-41bf-887b-1afc218b2e52/sv-benchmarks/c/pthread-ext/04_incdec_cas.i[30729,30742] [2022-11-20 17:00:37,366 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:00:37,412 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:00:37,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:37 WrapperNode [2022-11-20 17:00:37,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:00:37,415 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:00:37,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:00:37,415 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:00:37,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:37" (1/1) ... [2022-11-20 17:00:37,452 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:37" (1/1) ... [2022-11-20 17:00:37,490 INFO L138 Inliner]: procedures = 176, calls = 43, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2022-11-20 17:00:37,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:00:37,492 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:00:37,492 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:00:37,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:00:37,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:37" (1/1) ... [2022-11-20 17:00:37,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:37" (1/1) ... [2022-11-20 17:00:37,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:37" (1/1) ... [2022-11-20 17:00:37,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:37" (1/1) ... [2022-11-20 17:00:37,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:37" (1/1) ... [2022-11-20 17:00:37,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:37" (1/1) ... [2022-11-20 17:00:37,542 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:37" (1/1) ... [2022-11-20 17:00:37,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:37" (1/1) ... [2022-11-20 17:00:37,546 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:00:37,547 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:00:37,547 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:00:37,548 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:00:37,559 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:00:37" (1/1) ... [2022-11-20 17:00:37,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:00:37,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:00:37,592 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:00:37,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:00:37,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:00:37,639 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-20 17:00:37,639 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-20 17:00:37,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:00:37,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:00:37,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:00:37,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:00:37,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:00:37,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 17:00:37,640 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2022-11-20 17:00:37,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2022-11-20 17:00:37,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:00:37,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:00:37,642 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 17:00:37,788 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:00:37,790 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:00:38,091 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:00:38,237 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:00:38,237 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 17:00:38,238 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_CASENTRY is neither atomic block end nor a sink node. [2022-11-20 17:00:38,238 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 17:00:38,246 INFO L158 Benchmark]: Toolchain (without parser) took 1503.60ms. Allocated memory is still 86.0MB. Free memory was 66.4MB in the beginning and 39.6MB in the end (delta: 26.8MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2022-11-20 17:00:38,246 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 86.0MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:00:38,255 INFO L158 Benchmark]: CACSL2BoogieTranslator took 669.93ms. Allocated memory is still 86.0MB. Free memory was 66.2MB in the beginning and 45.7MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 17:00:38,256 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.44ms. Allocated memory is still 86.0MB. Free memory was 45.7MB in the beginning and 43.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:00:38,257 INFO L158 Benchmark]: Boogie Preprocessor took 55.09ms. Allocated memory is still 86.0MB. Free memory was 43.3MB in the beginning and 41.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:00:38,257 INFO L158 Benchmark]: RCFGBuilder took 697.11ms. Allocated memory is still 86.0MB. Free memory was 41.2MB in the beginning and 39.6MB in the end (delta: 1.7MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2022-11-20 17:00:38,260 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 86.0MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 669.93ms. Allocated memory is still 86.0MB. Free memory was 66.2MB in the beginning and 45.7MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.44ms. Allocated memory is still 86.0MB. Free memory was 45.7MB in the beginning and 43.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.09ms. Allocated memory is still 86.0MB. Free memory was 43.3MB in the beginning and 41.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 697.11ms. Allocated memory is still 86.0MB. Free memory was 41.2MB in the beginning and 39.6MB in the end (delta: 1.7MB). Peak memory consumption was 6.1MB. 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 17:00:38,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e963e2-4d82-41bf-887b-1afc218b2e52/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 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?