./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dadbc714432dbabd9f10b5aceb2a2ff8af11608da70d21414f772d02695c7806 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 21:37:04,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:37:04,830 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:37:04,849 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:37:04,849 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:37:04,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:37:04,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:37:04,853 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:37:04,855 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:37:04,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:37:04,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:37:04,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:37:04,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:37:04,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:37:04,860 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:37:04,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:37:04,862 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:37:04,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:37:04,864 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:37:04,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:37:04,867 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:37:04,869 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:37:04,870 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:37:04,871 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:37:04,873 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:37:04,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:37:04,874 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:37:04,875 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:37:04,875 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:37:04,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:37:04,876 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:37:04,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:37:04,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:37:04,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:37:04,879 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:37:04,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:37:04,880 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:37:04,880 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:37:04,880 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:37:04,881 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:37:04,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:37:04,882 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 21:37:04,901 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:37:04,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:37:04,902 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:37:04,902 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:37:04,910 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:37:04,910 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:37:04,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:37:04,911 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:37:04,911 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 21:37:04,911 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:37:04,911 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:37:04,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:37:04,912 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:37:04,912 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:37:04,912 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:37:04,912 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 21:37:04,913 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:37:04,913 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:37:04,913 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:37:04,913 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:37:04,913 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:37:04,913 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:37:04,914 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:37:04,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:37:04,914 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:37:04,914 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:37:04,914 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:37:04,915 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:37:04,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:37:04,915 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:37:04,915 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_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dadbc714432dbabd9f10b5aceb2a2ff8af11608da70d21414f772d02695c7806 [2022-12-14 21:37:05,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:37:05,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:37:05,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:37:05,117 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:37:05,117 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:37:05,118 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2022-12-14 21:37:07,674 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:37:07,825 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:37:07,825 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2022-12-14 21:37:07,834 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/data/f1de2db44/23d409b304d448b7941ceb0040257bf8/FLAGb52ce230f [2022-12-14 21:37:07,844 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/data/f1de2db44/23d409b304d448b7941ceb0040257bf8 [2022-12-14 21:37:07,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:37:07,847 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:37:07,848 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:37:07,848 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:37:07,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:37:07,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:37:07" (1/1) ... [2022-12-14 21:37:07,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ac1ab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:07, skipping insertion in model container [2022-12-14 21:37:07,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:37:07" (1/1) ... [2022-12-14 21:37:07,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:37:07,880 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:37:08,087 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_241f20a9-4893-4067-abf6-e0c43ff41b14/sv-benchmarks/c/pthread-ext/25_stack_longer-2.i[31039,31052] [2022-12-14 21:37:08,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:37:08,102 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:37:08,129 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_241f20a9-4893-4067-abf6-e0c43ff41b14/sv-benchmarks/c/pthread-ext/25_stack_longer-2.i[31039,31052] [2022-12-14 21:37:08,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:37:08,154 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:37:08,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:08 WrapperNode [2022-12-14 21:37:08,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:37:08,156 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:37:08,156 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:37:08,156 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:37:08,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:08" (1/1) ... [2022-12-14 21:37:08,172 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:08" (1/1) ... [2022-12-14 21:37:08,188 INFO L138 Inliner]: procedures = 177, calls = 34, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 125 [2022-12-14 21:37:08,188 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:37:08,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:37:08,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:37:08,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:37:08,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:08" (1/1) ... [2022-12-14 21:37:08,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:08" (1/1) ... [2022-12-14 21:37:08,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:08" (1/1) ... [2022-12-14 21:37:08,199 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:08" (1/1) ... [2022-12-14 21:37:08,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:08" (1/1) ... [2022-12-14 21:37:08,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:08" (1/1) ... [2022-12-14 21:37:08,207 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:08" (1/1) ... [2022-12-14 21:37:08,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:08" (1/1) ... [2022-12-14 21:37:08,210 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:37:08,210 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:37:08,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:37:08,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:37:08,211 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:08" (1/1) ... [2022-12-14 21:37:08,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:37:08,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:37:08,235 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:37:08,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:37:08,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 21:37:08,264 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-14 21:37:08,265 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-14 21:37:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 21:37:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2022-12-14 21:37:08,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2022-12-14 21:37:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 21:37:08,265 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 21:37:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:37:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 21:37:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 21:37:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2022-12-14 21:37:08,265 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2022-12-14 21:37:08,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:37:08,266 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2022-12-14 21:37:08,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2022-12-14 21:37:08,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:37:08,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:37:08,267 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 21:37:08,371 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:37:08,373 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:37:08,559 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:37:08,634 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:37:08,634 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 21:37:08,634 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: $Ultimate##0 is neither atomic block end nor a sink node. [2022-12-14 21:37:08,635 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 21:37:08,639 INFO L158 Benchmark]: Toolchain (without parser) took 790.11ms. Allocated memory was 136.3MB in the beginning and 180.4MB in the end (delta: 44.0MB). Free memory was 94.7MB in the beginning and 149.8MB in the end (delta: -55.1MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. [2022-12-14 21:37:08,639 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 136.3MB. Free memory is still 106.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:37:08,639 INFO L158 Benchmark]: CACSL2BoogieTranslator took 307.02ms. Allocated memory is still 136.3MB. Free memory was 94.3MB in the beginning and 74.2MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 21:37:08,640 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.30ms. Allocated memory is still 136.3MB. Free memory was 74.2MB in the beginning and 72.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:37:08,640 INFO L158 Benchmark]: Boogie Preprocessor took 21.41ms. Allocated memory is still 136.3MB. Free memory was 72.1MB in the beginning and 70.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:37:08,641 INFO L158 Benchmark]: RCFGBuilder took 426.49ms. Allocated memory was 136.3MB in the beginning and 180.4MB in the end (delta: 44.0MB). Free memory was 70.4MB in the beginning and 149.8MB in the end (delta: -79.4MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2022-12-14 21:37:08,643 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 136.3MB. Free memory is still 106.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 307.02ms. Allocated memory is still 136.3MB. Free memory was 94.3MB in the beginning and 74.2MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.30ms. Allocated memory is still 136.3MB. Free memory was 74.2MB in the beginning and 72.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.41ms. Allocated memory is still 136.3MB. Free memory was 72.1MB in the beginning and 70.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 426.49ms. Allocated memory was 136.3MB in the beginning and 180.4MB in the end (delta: 44.0MB). Free memory was 70.4MB in the beginning and 149.8MB in the end (delta: -79.4MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 21:37:08,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dadbc714432dbabd9f10b5aceb2a2ff8af11608da70d21414f772d02695c7806 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 21:37:10,270 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:37:10,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:37:10,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:37:10,292 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:37:10,293 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:37:10,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:37:10,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:37:10,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:37:10,297 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:37:10,298 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:37:10,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:37:10,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:37:10,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:37:10,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:37:10,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:37:10,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:37:10,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:37:10,306 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:37:10,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:37:10,309 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:37:10,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:37:10,311 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:37:10,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:37:10,316 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:37:10,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:37:10,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:37:10,317 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:37:10,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:37:10,318 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:37:10,319 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:37:10,320 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:37:10,320 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:37:10,321 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:37:10,332 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:37:10,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:37:10,333 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:37:10,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:37:10,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:37:10,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:37:10,335 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:37:10,336 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 21:37:10,352 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:37:10,352 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:37:10,352 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:37:10,353 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:37:10,353 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:37:10,353 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:37:10,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:37:10,354 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:37:10,354 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 21:37:10,354 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:37:10,354 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:37:10,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:37:10,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:37:10,355 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:37:10,355 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 21:37:10,355 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 21:37:10,355 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 21:37:10,355 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 21:37:10,355 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:37:10,356 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:37:10,356 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:37:10,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:37:10,356 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:37:10,356 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:37:10,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:37:10,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:37:10,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:37:10,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:37:10,357 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:37:10,357 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 21:37:10,357 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 21:37:10,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:37:10,358 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 21:37:10,358 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 21:37:10,358 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_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dadbc714432dbabd9f10b5aceb2a2ff8af11608da70d21414f772d02695c7806 [2022-12-14 21:37:10,581 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:37:10,596 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:37:10,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:37:10,599 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:37:10,599 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:37:10,600 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2022-12-14 21:37:13,189 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:37:13,378 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:37:13,378 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2022-12-14 21:37:13,390 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/data/708935838/266c3c59b5ce4a22a2ead8a1e77ae19c/FLAGfedea6121 [2022-12-14 21:37:13,401 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/data/708935838/266c3c59b5ce4a22a2ead8a1e77ae19c [2022-12-14 21:37:13,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:37:13,405 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:37:13,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:37:13,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:37:13,408 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:37:13,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:37:13" (1/1) ... [2022-12-14 21:37:13,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f2a810 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:13, skipping insertion in model container [2022-12-14 21:37:13,409 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:37:13" (1/1) ... [2022-12-14 21:37:13,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:37:13,447 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:37:13,729 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_241f20a9-4893-4067-abf6-e0c43ff41b14/sv-benchmarks/c/pthread-ext/25_stack_longer-2.i[31039,31052] [2022-12-14 21:37:13,736 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:37:13,751 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:37:13,793 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_241f20a9-4893-4067-abf6-e0c43ff41b14/sv-benchmarks/c/pthread-ext/25_stack_longer-2.i[31039,31052] [2022-12-14 21:37:13,797 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:37:13,841 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:37:13,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:13 WrapperNode [2022-12-14 21:37:13,841 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:37:13,842 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:37:13,842 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:37:13,842 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:37:13,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:13" (1/1) ... [2022-12-14 21:37:13,858 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:13" (1/1) ... [2022-12-14 21:37:13,873 INFO L138 Inliner]: procedures = 181, calls = 34, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 122 [2022-12-14 21:37:13,873 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:37:13,874 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:37:13,874 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:37:13,874 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:37:13,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:13" (1/1) ... [2022-12-14 21:37:13,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:13" (1/1) ... [2022-12-14 21:37:13,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:13" (1/1) ... [2022-12-14 21:37:13,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:13" (1/1) ... [2022-12-14 21:37:13,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:13" (1/1) ... [2022-12-14 21:37:13,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:13" (1/1) ... [2022-12-14 21:37:13,894 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:13" (1/1) ... [2022-12-14 21:37:13,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:13" (1/1) ... [2022-12-14 21:37:13,898 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:37:13,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:37:13,898 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:37:13,898 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:37:13,899 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:37:13" (1/1) ... [2022-12-14 21:37:13,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:37:13,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:37:13,922 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:37:13,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:37:13,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 21:37:13,959 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-14 21:37:13,959 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-14 21:37:13,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2022-12-14 21:37:13,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2022-12-14 21:37:13,960 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 21:37:13,960 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 21:37:13,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:37:13,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 21:37:13,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 21:37:13,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 21:37:13,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 21:37:13,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 21:37:13,961 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2022-12-14 21:37:13,961 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2022-12-14 21:37:13,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2022-12-14 21:37:13,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2022-12-14 21:37:13,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:37:13,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:37:13,963 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 21:37:14,071 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:37:14,072 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:37:14,269 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:37:14,329 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:37:14,329 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 21:37:14,330 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: $Ultimate##0 is neither atomic block end nor a sink node. [2022-12-14 21:37:14,331 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 21:37:14,334 INFO L158 Benchmark]: Toolchain (without parser) took 929.00ms. Allocated memory is still 77.6MB. Free memory was 55.1MB in the beginning and 46.9MB in the end (delta: 8.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 21:37:14,335 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory is still 30.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:37:14,335 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.89ms. Allocated memory is still 77.6MB. Free memory was 54.9MB in the beginning and 52.8MB in the end (delta: 2.2MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2022-12-14 21:37:14,336 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.41ms. Allocated memory is still 77.6MB. Free memory was 52.8MB in the beginning and 50.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:37:14,337 INFO L158 Benchmark]: Boogie Preprocessor took 23.91ms. Allocated memory is still 77.6MB. Free memory was 50.3MB in the beginning and 48.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:37:14,337 INFO L158 Benchmark]: RCFGBuilder took 434.67ms. Allocated memory is still 77.6MB. Free memory was 48.2MB in the beginning and 46.9MB in the end (delta: 1.3MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2022-12-14 21:37:14,340 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory is still 30.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 435.89ms. Allocated memory is still 77.6MB. Free memory was 54.9MB in the beginning and 52.8MB in the end (delta: 2.2MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.41ms. Allocated memory is still 77.6MB. Free memory was 52.8MB in the beginning and 50.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.91ms. Allocated memory is still 77.6MB. Free memory was 50.3MB in the beginning and 48.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 434.67ms. Allocated memory is still 77.6MB. Free memory was 48.2MB in the beginning and 46.9MB in the end (delta: 1.3MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 21:37:14,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f20a9-4893-4067-abf6-e0c43ff41b14/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?