./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_true.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_7deba261-6ed7-4c78-bfc5-3d642d76f663/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7deba261-6ed7-4c78-bfc5-3d642d76f663/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7deba261-6ed7-4c78-bfc5-3d642d76f663/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7deba261-6ed7-4c78-bfc5-3d642d76f663/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7deba261-6ed7-4c78-bfc5-3d642d76f663/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7deba261-6ed7-4c78-bfc5-3d642d76f663/bin/utaipan-g80aRyZoba --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3427cff38b27502f1724e7992c2bbd22dfeaf576101e50c5b78d18afb7a0563f --- 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 [2022-11-22 02:00:01,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:00:01,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:00:01,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:00:01,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:00:01,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:00:01,970 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:00:01,972 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:00:01,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:00:01,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:00:01,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:00:01,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:00:01,977 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:00:01,978 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:00:01,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:00:01,986 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:00:01,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:00:01,990 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:00:01,992 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:00:01,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:00:02,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:00:02,003 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:00:02,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:00:02,005 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:00:02,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:00:02,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:00:02,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:00:02,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:00:02,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:00:02,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:00:02,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:00:02,020 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:00:02,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:00:02,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:00:02,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:00:02,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:00:02,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:00:02,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:00:02,026 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:00:02,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:00:02,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:00:02,028 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7deba261-6ed7-4c78-bfc5-3d642d76f663/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-22 02:00:02,054 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:00:02,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:00:02,055 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:00:02,055 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:00:02,056 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:00:02,056 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:00:02,056 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:00:02,057 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:00:02,057 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:00:02,057 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:00:02,057 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:00:02,057 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:00:02,058 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:00:02,058 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:00:02,058 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:00:02,058 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:00:02,058 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:00:02,059 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:00:02,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:00:02,060 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 02:00:02,060 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:00:02,060 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:00:02,060 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 02:00:02,060 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:00:02,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:00:02,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:00:02,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:00:02,061 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 02:00:02,061 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 02:00:02,062 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:00:02,062 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:00:02,062 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:00:02,062 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:00:02,062 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:00:02,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:00:02,066 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:00:02,068 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:00:02,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:00:02,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:00:02,068 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:00:02,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:00:02,069 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:00:02,069 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:00:02,069 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_7deba261-6ed7-4c78-bfc5-3d642d76f663/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7deba261-6ed7-4c78-bfc5-3d642d76f663/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3427cff38b27502f1724e7992c2bbd22dfeaf576101e50c5b78d18afb7a0563f [2022-11-22 02:00:02,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:00:02,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:00:02,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:00:02,388 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:00:02,389 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:00:02,390 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7deba261-6ed7-4c78-bfc5-3d642d76f663/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_true.i [2022-11-22 02:00:05,447 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:00:05,733 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:00:05,734 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7deba261-6ed7-4c78-bfc5-3d642d76f663/sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_true.i [2022-11-22 02:00:05,749 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7deba261-6ed7-4c78-bfc5-3d642d76f663/bin/utaipan-g80aRyZoba/data/d005b8d61/3c6486767a3f43418d86ecb5296ec040/FLAGd266d7bed [2022-11-22 02:00:05,767 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7deba261-6ed7-4c78-bfc5-3d642d76f663/bin/utaipan-g80aRyZoba/data/d005b8d61/3c6486767a3f43418d86ecb5296ec040 [2022-11-22 02:00:05,776 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:00:05,778 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:00:05,780 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:00:05,780 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:00:05,786 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:00:05,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:00:05" (1/1) ... [2022-11-22 02:00:05,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70e49ea5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:05, skipping insertion in model container [2022-11-22 02:00:05,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:00:05" (1/1) ... [2022-11-22 02:00:05,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:00:05,901 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:00:06,043 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_7deba261-6ed7-4c78-bfc5-3d642d76f663/sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_true.i[1088,1101] [2022-11-22 02:00:06,259 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:00:06,277 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:00:06,294 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_7deba261-6ed7-4c78-bfc5-3d642d76f663/sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_true.i[1088,1101] [2022-11-22 02:00:06,333 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:00:06,366 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:00:06,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:06 WrapperNode [2022-11-22 02:00:06,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:00:06,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:00:06,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:00:06,368 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:00:06,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:06" (1/1) ... [2022-11-22 02:00:06,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:06" (1/1) ... [2022-11-22 02:00:06,402 INFO L138 Inliner]: procedures = 163, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2022-11-22 02:00:06,402 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:00:06,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:00:06,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:00:06,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:00:06,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:06" (1/1) ... [2022-11-22 02:00:06,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:06" (1/1) ... [2022-11-22 02:00:06,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:06" (1/1) ... [2022-11-22 02:00:06,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:06" (1/1) ... [2022-11-22 02:00:06,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:06" (1/1) ... [2022-11-22 02:00:06,422 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:06" (1/1) ... [2022-11-22 02:00:06,423 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:06" (1/1) ... [2022-11-22 02:00:06,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:06" (1/1) ... [2022-11-22 02:00:06,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:00:06,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:00:06,428 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:00:06,428 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:00:06,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:06" (1/1) ... [2022-11-22 02:00:06,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:00:06,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7deba261-6ed7-4c78-bfc5-3d642d76f663/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:00:06,461 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7deba261-6ed7-4c78-bfc5-3d642d76f663/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:00:06,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7deba261-6ed7-4c78-bfc5-3d642d76f663/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:00:06,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 02:00:06,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 02:00:06,518 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-22 02:00:06,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 02:00:06,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 02:00:06,519 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-22 02:00:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-22 02:00:06,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 02:00:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 02:00:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:00:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:00:06,523 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-22 02:00:06,640 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:00:06,642 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:00:06,772 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:00:06,778 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:00:06,779 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-22 02:00:06,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:00:06 BoogieIcfgContainer [2022-11-22 02:00:06,781 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:00:06,783 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:00:06,783 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:00:06,786 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:00:06,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:00:05" (1/3) ... [2022-11-22 02:00:06,787 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c38e319 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:00:06, skipping insertion in model container [2022-11-22 02:00:06,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:06" (2/3) ... [2022-11-22 02:00:06,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c38e319 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:00:06, skipping insertion in model container [2022-11-22 02:00:06,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:00:06" (3/3) ... [2022-11-22 02:00:06,790 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_18-first-reads_true.i [2022-11-22 02:00:06,803 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-22 02:00:06,814 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:00:06,814 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-22 02:00:06,815 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c38e319 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 02:00:06, skipping insertion in model container [2022-11-22 02:00:06,816 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-22 02:00:06,817 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-22 02:00:06,824 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-22 02:00:06,825 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-22 02:00:06,825 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:00:06" (3/3) ... [2022-11-22 02:00:06,829 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-22 02:00:06,850 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2022-11-22 02:00:06,866 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-22 02:00:06,866 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-22 02:00:06,867 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-22 02:00:06,867 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-22 02:00:06,920 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7deba261-6ed7-4c78-bfc5-3d642d76f663/bin/utaipan-g80aRyZoba/witness.graphml [2022-11-22 02:00:06,921 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-22 02:00:06,925 INFO L158 Benchmark]: Toolchain (without parser) took 1145.76ms. Allocated memory is still 151.0MB. Free memory was 109.5MB in the beginning and 85.1MB in the end (delta: 24.5MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2022-11-22 02:00:06,925 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 107.0MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:00:06,927 INFO L158 Benchmark]: CACSL2BoogieTranslator took 586.76ms. Allocated memory is still 151.0MB. Free memory was 109.0MB in the beginning and 106.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 02:00:06,928 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.35ms. Allocated memory is still 151.0MB. Free memory was 106.6MB in the beginning and 105.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:00:06,928 INFO L158 Benchmark]: Boogie Preprocessor took 23.55ms. Allocated memory is still 151.0MB. Free memory was 105.0MB in the beginning and 103.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 02:00:06,929 INFO L158 Benchmark]: RCFGBuilder took 353.52ms. Allocated memory is still 151.0MB. Free memory was 103.4MB in the beginning and 90.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-22 02:00:06,930 INFO L158 Benchmark]: TraceAbstraction took 32.77ms. Allocated memory is still 151.0MB. Free memory was 89.8MB in the beginning and 87.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 02:00:06,930 INFO L158 Benchmark]: Witness Printer took 106.32ms. Allocated memory is still 151.0MB. Free memory was 87.7MB in the beginning and 85.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 02:00:06,933 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 107.0MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 586.76ms. Allocated memory is still 151.0MB. Free memory was 109.0MB in the beginning and 106.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.35ms. Allocated memory is still 151.0MB. Free memory was 106.6MB in the beginning and 105.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.55ms. Allocated memory is still 151.0MB. Free memory was 105.0MB in the beginning and 103.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 353.52ms. Allocated memory is still 151.0MB. Free memory was 103.4MB in the beginning and 90.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 32.77ms. Allocated memory is still 151.0MB. Free memory was 89.8MB in the beginning and 87.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 106.32ms. Allocated memory is still 151.0MB. Free memory was 87.7MB in the beginning and 85.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-22 02:00:06,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7deba261-6ed7-4c78-bfc5-3d642d76f663/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE