./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longer-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg --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 71de1c8da7c81d1cb6f2035741a17645b8c79e199c0fda7e542c1cb232593d6b --- 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-b5237d8 [2022-11-21 22:04:46,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:04:46,055 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:04:46,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:04:46,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:04:46,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:04:46,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:04:46,095 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:04:46,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:04:46,098 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:04:46,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:04:46,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:04:46,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:04:46,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:04:46,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:04:46,104 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:04:46,105 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:04:46,106 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:04:46,108 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:04:46,110 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:04:46,112 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:04:46,113 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:04:46,115 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:04:46,116 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:04:46,119 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:04:46,120 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:04:46,120 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:04:46,121 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:04:46,122 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:04:46,123 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:04:46,123 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:04:46,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:04:46,125 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:04:46,126 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:04:46,127 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:04:46,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:04:46,128 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:04:46,128 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:04:46,129 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:04:46,130 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:04:46,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:04:46,146 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:04:46,177 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:04:46,177 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:04:46,178 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:04:46,178 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:04:46,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:04:46,179 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:04:46,180 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:04:46,180 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:04:46,180 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:04:46,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:04:46,181 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:04:46,181 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:04:46,181 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:04:46,182 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:04:46,182 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:04:46,182 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:04:46,182 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:04:46,183 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:04:46,183 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:04:46,183 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:04:46,183 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:04:46,184 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:04:46,184 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:04:46,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:04:46,185 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:04:46,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:04:46,185 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:04:46,185 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:04:46,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:04:46,186 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:04:46,186 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_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71de1c8da7c81d1cb6f2035741a17645b8c79e199c0fda7e542c1cb232593d6b [2022-11-21 22:04:46,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:04:46,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:04:46,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:04:46,536 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:04:46,536 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:04:46,537 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread-ext/25_stack_longer-1.i [2022-11-21 22:04:49,598 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:04:49,917 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:04:49,919 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/sv-benchmarks/c/pthread-ext/25_stack_longer-1.i [2022-11-21 22:04:49,931 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/data/3a6105ad2/bde14ec845dc46008e677d6c467d0166/FLAG3b95de963 [2022-11-21 22:04:49,943 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/data/3a6105ad2/bde14ec845dc46008e677d6c467d0166 [2022-11-21 22:04:49,945 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:04:49,947 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:04:49,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:04:49,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:04:49,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:04:49,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:04:49" (1/1) ... [2022-11-21 22:04:49,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a085ea7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:49, skipping insertion in model container [2022-11-21 22:04:49,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:04:49" (1/1) ... [2022-11-21 22:04:49,960 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:04:49,995 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:04:50,366 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_998513b2-96bb-49ce-9536-edfe71bf436c/sv-benchmarks/c/pthread-ext/25_stack_longer-1.i[31042,31055] [2022-11-21 22:04:50,384 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:04:50,403 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:04:50,464 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_998513b2-96bb-49ce-9536-edfe71bf436c/sv-benchmarks/c/pthread-ext/25_stack_longer-1.i[31042,31055] [2022-11-21 22:04:50,476 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:04:50,517 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:04:50,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:50 WrapperNode [2022-11-21 22:04:50,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:04:50,520 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:04:50,520 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:04:50,520 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:04:50,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:50" (1/1) ... [2022-11-21 22:04:50,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:50" (1/1) ... [2022-11-21 22:04:50,602 INFO L138 Inliner]: procedures = 177, calls = 34, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 125 [2022-11-21 22:04:50,602 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:04:50,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:04:50,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:04:50,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:04:50,613 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:50" (1/1) ... [2022-11-21 22:04:50,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:50" (1/1) ... [2022-11-21 22:04:50,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:50" (1/1) ... [2022-11-21 22:04:50,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:50" (1/1) ... [2022-11-21 22:04:50,636 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:50" (1/1) ... [2022-11-21 22:04:50,639 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:50" (1/1) ... [2022-11-21 22:04:50,642 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:50" (1/1) ... [2022-11-21 22:04:50,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:50" (1/1) ... [2022-11-21 22:04:50,646 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:04:50,647 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:04:50,647 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:04:50,647 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:04:50,648 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:50" (1/1) ... [2022-11-21 22:04:50,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:04:50,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:04:50,680 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:04:50,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:04:50,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:04:50,726 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-21 22:04:50,726 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-21 22:04:50,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:04:50,727 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2022-11-21 22:04:50,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2022-11-21 22:04:50,727 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 22:04:50,727 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 22:04:50,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:04:50,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:04:50,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:04:50,728 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2022-11-21 22:04:50,728 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2022-11-21 22:04:50,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:04:50,728 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2022-11-21 22:04:50,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2022-11-21 22:04:50,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:04:50,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:04:50,730 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:04:50,860 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:04:50,862 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:04:51,204 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:04:51,304 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:04:51,304 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:04:51,305 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_acquireENTRY is neither atomic block end nor a sink node. [2022-11-21 22:04:51,308 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) [2022-11-21 22:04:51,313 INFO L158 Benchmark]: Toolchain (without parser) took 1365.74ms. Allocated memory is still 151.0MB. Free memory was 123.2MB in the beginning and 76.6MB in the end (delta: 46.6MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2022-11-21 22:04:51,321 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 151.0MB. Free memory was 120.2MB in the beginning and 120.1MB in the end (delta: 76.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:04:51,322 INFO L158 Benchmark]: CACSL2BoogieTranslator took 570.86ms. Allocated memory is still 151.0MB. Free memory was 122.9MB in the beginning and 102.5MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-21 22:04:51,323 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.60ms. Allocated memory is still 151.0MB. Free memory was 102.5MB in the beginning and 100.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:04:51,323 INFO L158 Benchmark]: Boogie Preprocessor took 43.17ms. Allocated memory is still 151.0MB. Free memory was 100.4MB in the beginning and 98.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:04:51,324 INFO L158 Benchmark]: RCFGBuilder took 664.88ms. Allocated memory is still 151.0MB. Free memory was 98.4MB in the beginning and 76.6MB in the end (delta: 21.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-21 22:04:51,326 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 151.0MB. Free memory was 120.2MB in the beginning and 120.1MB in the end (delta: 76.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 570.86ms. Allocated memory is still 151.0MB. Free memory was 122.9MB in the beginning and 102.5MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.60ms. Allocated memory is still 151.0MB. Free memory was 102.5MB in the beginning and 100.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.17ms. Allocated memory is still 151.0MB. Free memory was 100.4MB in the beginning and 98.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 664.88ms. Allocated memory is still 151.0MB. Free memory was 98.4MB in the beginning and 76.6MB in the end (delta: 21.7MB). Peak memory consumption was 21.0MB. 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. [2022-11-21 22:04:51,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg --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 71de1c8da7c81d1cb6f2035741a17645b8c79e199c0fda7e542c1cb232593d6b --- 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-b5237d8 [2022-11-21 22:04:53,950 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:04:53,952 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:04:53,979 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:04:53,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:04:53,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:04:53,992 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:04:53,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:04:53,998 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:04:54,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:04:54,005 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:04:54,006 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:04:54,007 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:04:54,009 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:04:54,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:04:54,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:04:54,015 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:04:54,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:04:54,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:04:54,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:04:54,026 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:04:54,031 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:04:54,034 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:04:54,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:04:54,041 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:04:54,044 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:04:54,044 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:04:54,046 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:04:54,047 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:04:54,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:04:54,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:04:54,050 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:04:54,051 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:04:54,052 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:04:54,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:04:54,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:04:54,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:04:54,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:04:54,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:04:54,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:04:54,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:04:54,076 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 22:04:54,112 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:04:54,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:04:54,115 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:04:54,115 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:04:54,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:04:54,116 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:04:54,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:04:54,117 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:04:54,117 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:04:54,117 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:04:54,119 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:04:54,119 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:04:54,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:04:54,120 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:04:54,120 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:04:54,120 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:04:54,120 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:04:54,121 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:04:54,121 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:04:54,121 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:04:54,122 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:04:54,122 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:04:54,122 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:04:54,122 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:04:54,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:04:54,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:04:54,124 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:04:54,124 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:04:54,124 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:04:54,124 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:04:54,125 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:04:54,125 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:04:54,125 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:04:54,126 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:04:54,126 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_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71de1c8da7c81d1cb6f2035741a17645b8c79e199c0fda7e542c1cb232593d6b [2022-11-21 22:04:54,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:04:54,535 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:04:54,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:04:54,540 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:04:54,541 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:04:54,542 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread-ext/25_stack_longer-1.i [2022-11-21 22:04:57,596 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:04:57,868 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:04:57,869 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/sv-benchmarks/c/pthread-ext/25_stack_longer-1.i [2022-11-21 22:04:57,906 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/data/89ea34130/e030697b41c34aaeb9573cb2fac918fa/FLAG70c934d8d [2022-11-21 22:04:57,924 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/data/89ea34130/e030697b41c34aaeb9573cb2fac918fa [2022-11-21 22:04:57,927 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:04:57,929 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:04:57,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:04:57,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:04:57,934 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:04:57,935 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:04:57" (1/1) ... [2022-11-21 22:04:57,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3206e7aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:57, skipping insertion in model container [2022-11-21 22:04:57,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:04:57" (1/1) ... [2022-11-21 22:04:57,944 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:04:58,012 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:04:58,406 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_998513b2-96bb-49ce-9536-edfe71bf436c/sv-benchmarks/c/pthread-ext/25_stack_longer-1.i[31042,31055] [2022-11-21 22:04:58,419 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:04:58,441 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:04:58,513 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_998513b2-96bb-49ce-9536-edfe71bf436c/sv-benchmarks/c/pthread-ext/25_stack_longer-1.i[31042,31055] [2022-11-21 22:04:58,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:04:58,577 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:04:58,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:58 WrapperNode [2022-11-21 22:04:58,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:04:58,580 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:04:58,580 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:04:58,580 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:04:58,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:58" (1/1) ... [2022-11-21 22:04:58,627 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:58" (1/1) ... [2022-11-21 22:04:58,664 INFO L138 Inliner]: procedures = 181, calls = 34, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 122 [2022-11-21 22:04:58,665 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:04:58,666 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:04:58,666 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:04:58,666 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:04:58,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:58" (1/1) ... [2022-11-21 22:04:58,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:58" (1/1) ... [2022-11-21 22:04:58,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:58" (1/1) ... [2022-11-21 22:04:58,693 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:58" (1/1) ... [2022-11-21 22:04:58,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:58" (1/1) ... [2022-11-21 22:04:58,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:58" (1/1) ... [2022-11-21 22:04:58,707 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:58" (1/1) ... [2022-11-21 22:04:58,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:58" (1/1) ... [2022-11-21 22:04:58,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:04:58,713 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:04:58,714 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:04:58,714 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:04:58,715 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:58" (1/1) ... [2022-11-21 22:04:58,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:04:58,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:04:58,753 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:04:58,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:04:58,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 22:04:58,801 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-21 22:04:58,801 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-21 22:04:58,802 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2022-11-21 22:04:58,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2022-11-21 22:04:58,802 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 22:04:58,802 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 22:04:58,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:04:58,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:04:58,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:04:58,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 22:04:58,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 22:04:58,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-21 22:04:58,803 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2022-11-21 22:04:58,803 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2022-11-21 22:04:58,804 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2022-11-21 22:04:58,804 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2022-11-21 22:04:58,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:04:58,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:04:58,806 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:04:59,027 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:04:59,029 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:04:59,345 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:04:59,442 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:04:59,442 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:04:59,443 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_acquireENTRY is neither atomic block end nor a sink node. [2022-11-21 22:04:59,444 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) [2022-11-21 22:04:59,448 INFO L158 Benchmark]: Toolchain (without parser) took 1519.00ms. Allocated memory is still 81.8MB. Free memory was 62.9MB in the beginning and 59.6MB in the end (delta: 3.4MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2022-11-21 22:04:59,449 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 58.7MB. Free memory was 37.2MB in the beginning and 37.2MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:04:59,450 INFO L158 Benchmark]: CACSL2BoogieTranslator took 648.60ms. Allocated memory is still 81.8MB. Free memory was 62.7MB in the beginning and 41.1MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-21 22:04:59,450 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.43ms. Allocated memory is still 81.8MB. Free memory was 41.0MB in the beginning and 60.0MB in the end (delta: -19.0MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2022-11-21 22:04:59,451 INFO L158 Benchmark]: Boogie Preprocessor took 46.68ms. Allocated memory is still 81.8MB. Free memory was 60.0MB in the beginning and 57.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:04:59,451 INFO L158 Benchmark]: RCFGBuilder took 733.25ms. Allocated memory is still 81.8MB. Free memory was 57.9MB in the beginning and 59.6MB in the end (delta: -1.6MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2022-11-21 22:04:59,454 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 58.7MB. Free memory was 37.2MB in the beginning and 37.2MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 648.60ms. Allocated memory is still 81.8MB. Free memory was 62.7MB in the beginning and 41.1MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.43ms. Allocated memory is still 81.8MB. Free memory was 41.0MB in the beginning and 60.0MB in the end (delta: -19.0MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.68ms. Allocated memory is still 81.8MB. Free memory was 60.0MB in the beginning and 57.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 733.25ms. Allocated memory is still 81.8MB. Free memory was 57.9MB in the beginning and 59.6MB in the end (delta: -1.6MB). Peak memory consumption was 25.0MB. 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. [2022-11-21 22:04:59,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_998513b2-96bb-49ce-9536-edfe71bf436c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?