./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_2_pos.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8393723b 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_350a38ca-b5f9-45a6-902a-28b711cf7a19/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_350a38ca-b5f9-45a6-902a-28b711cf7a19/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_350a38ca-b5f9-45a6-902a-28b711cf7a19/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_350a38ca-b5f9-45a6-902a-28b711cf7a19/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_2_pos.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_350a38ca-b5f9-45a6-902a-28b711cf7a19/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_350a38ca-b5f9-45a6-902a-28b711cf7a19/bin/utaipan-I9t0OCRTmS --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 672adc4cc5a37e070cc95d046193d9ccd4d73b39f78c06c79ee40c1584c27afa --- 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-8393723 [2022-11-19 06:53:45,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:53:45,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:53:45,549 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:53:45,550 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:53:45,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:53:45,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:53:45,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:53:45,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:53:45,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:53:45,563 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:53:45,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:53:45,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:53:45,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:53:45,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:53:45,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:53:45,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:53:45,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:53:45,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:53:45,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:53:45,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:53:45,577 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:53:45,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:53:45,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:53:45,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:53:45,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:53:45,585 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:53:45,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:53:45,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:53:45,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:53:45,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:53:45,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:53:45,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:53:45,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:53:45,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:53:45,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:53:45,593 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:53:45,594 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:53:45,594 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:53:45,595 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:53:45,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:53:45,597 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_350a38ca-b5f9-45a6-902a-28b711cf7a19/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-19 06:53:45,632 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:53:45,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:53:45,633 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:53:45,634 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:53:45,634 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:53:45,634 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:53:45,635 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:53:45,635 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:53:45,635 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:53:45,636 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 06:53:45,636 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:53:45,636 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:53:45,636 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 06:53:45,636 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 06:53:45,637 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:53:45,637 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 06:53:45,637 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 06:53:45,638 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 06:53:45,638 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:53:45,639 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 06:53:45,639 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 06:53:45,644 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 06:53:45,644 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 06:53:45,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:53:45,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 06:53:45,646 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:53:45,646 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 06:53:45,646 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-19 06:53:45,647 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 06:53:45,647 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 06:53:45,647 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:53:45,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 06:53:45,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:53:45,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:53:45,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:53:45,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:53:45,650 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 06:53:45,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:53:45,650 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 06:53:45,651 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 06:53:45,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 06:53:45,651 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 06:53:45,651 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:53:45,652 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_350a38ca-b5f9-45a6-902a-28b711cf7a19/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_350a38ca-b5f9-45a6-902a-28b711cf7a19/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 672adc4cc5a37e070cc95d046193d9ccd4d73b39f78c06c79ee40c1584c27afa [2022-11-19 06:53:45,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:53:46,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:53:46,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:53:46,021 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:53:46,022 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:53:46,024 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_350a38ca-b5f9-45a6-902a-28b711cf7a19/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_2_pos.i [2022-11-19 06:53:46,130 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_350a38ca-b5f9-45a6-902a-28b711cf7a19/bin/utaipan-I9t0OCRTmS/data/c85d89de1/ccb09ac6b6d74a2f9ca86cd3dc0d0d41/FLAGf979b82ae [2022-11-19 06:53:46,816 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:53:46,817 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_350a38ca-b5f9-45a6-902a-28b711cf7a19/sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_2_pos.i [2022-11-19 06:53:46,832 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_350a38ca-b5f9-45a6-902a-28b711cf7a19/bin/utaipan-I9t0OCRTmS/data/c85d89de1/ccb09ac6b6d74a2f9ca86cd3dc0d0d41/FLAGf979b82ae [2022-11-19 06:53:47,085 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_350a38ca-b5f9-45a6-902a-28b711cf7a19/bin/utaipan-I9t0OCRTmS/data/c85d89de1/ccb09ac6b6d74a2f9ca86cd3dc0d0d41 [2022-11-19 06:53:47,088 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:53:47,089 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:53:47,091 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:53:47,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:53:47,095 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:53:47,096 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:53:47" (1/1) ... [2022-11-19 06:53:47,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58f4844d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:53:47, skipping insertion in model container [2022-11-19 06:53:47,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:53:47" (1/1) ... [2022-11-19 06:53:47,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:53:47,149 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:53:47,412 WARN L234 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_350a38ca-b5f9-45a6-902a-28b711cf7a19/sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_2_pos.i[1097,1110] [2022-11-19 06:53:47,646 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:53:47,661 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 06:53:47,677 WARN L234 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_350a38ca-b5f9-45a6-902a-28b711cf7a19/sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_2_pos.i[1097,1110] [2022-11-19 06:53:47,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:53:47,782 INFO L208 MainTranslator]: Completed translation [2022-11-19 06:53:47,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:53:47 WrapperNode [2022-11-19 06:53:47,783 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:53:47,784 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 06:53:47,784 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 06:53:47,784 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 06:53:47,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:53:47" (1/1) ... [2022-11-19 06:53:47,823 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:53:47" (1/1) ... [2022-11-19 06:53:47,857 INFO L138 Inliner]: procedures = 163, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 55 [2022-11-19 06:53:47,858 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 06:53:47,859 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 06:53:47,859 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 06:53:47,860 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 06:53:47,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:53:47" (1/1) ... [2022-11-19 06:53:47,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:53:47" (1/1) ... [2022-11-19 06:53:47,885 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:53:47" (1/1) ... [2022-11-19 06:53:47,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:53:47" (1/1) ... [2022-11-19 06:53:47,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:53:47" (1/1) ... [2022-11-19 06:53:47,904 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:53:47" (1/1) ... [2022-11-19 06:53:47,906 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:53:47" (1/1) ... [2022-11-19 06:53:47,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:53:47" (1/1) ... [2022-11-19 06:53:47,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 06:53:47,917 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 06:53:47,918 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 06:53:47,918 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 06:53:47,919 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:53:47" (1/1) ... [2022-11-19 06:53:47,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:53:47,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_350a38ca-b5f9-45a6-902a-28b711cf7a19/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:53:47,956 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_350a38ca-b5f9-45a6-902a-28b711cf7a19/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 06:53:47,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_350a38ca-b5f9-45a6-902a-28b711cf7a19/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 06:53:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 06:53:48,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 06:53:48,011 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-19 06:53:48,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 06:53:48,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 06:53:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-19 06:53:48,012 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-19 06:53:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 06:53:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 06:53:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 06:53:48,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 06:53:48,015 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-19 06:53:48,233 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 06:53:48,235 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 06:53:48,424 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 06:53:48,431 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 06:53:48,432 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-19 06:53:48,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:53:48 BoogieIcfgContainer [2022-11-19 06:53:48,434 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 06:53:48,438 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 06:53:48,438 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 06:53:48,442 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 06:53:48,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 06:53:47" (1/3) ... [2022-11-19 06:53:48,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@372d0b16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:53:48, skipping insertion in model container [2022-11-19 06:53:48,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:53:47" (2/3) ... [2022-11-19 06:53:48,445 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@372d0b16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:53:48, skipping insertion in model container [2022-11-19 06:53:48,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:53:48" (3/3) ... [2022-11-19 06:53:48,446 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_18-first-reads_unknown_2_pos.i [2022-11-19 06:53:48,457 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-19 06:53:48,469 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 06:53:48,470 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-19 06:53:48,472 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@372d0b16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 06:53:48, skipping insertion in model container [2022-11-19 06:53:48,472 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-19 06:53:48,473 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-19 06:53:48,474 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-19 06:53:48,475 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-19 06:53:48,476 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:53:48" (3/3) ... [2022-11-19 06:53:48,479 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-19 06:53:48,487 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2022-11-19 06:53:48,494 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-11-19 06:53:48,494 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-19 06:53:48,495 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-19 06:53:48,495 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-19 06:53:48,531 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_350a38ca-b5f9-45a6-902a-28b711cf7a19/bin/utaipan-I9t0OCRTmS/witness.graphml [2022-11-19 06:53:48,531 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-19 06:53:48,533 INFO L158 Benchmark]: Toolchain (without parser) took 1442.47ms. Allocated memory is still 153.1MB. Free memory was 116.4MB in the beginning and 98.1MB in the end (delta: 18.3MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2022-11-19 06:53:48,534 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 88.1MB. Free memory was 42.3MB in the beginning and 42.3MB in the end (delta: 38.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 06:53:48,535 INFO L158 Benchmark]: CACSL2BoogieTranslator took 691.65ms. Allocated memory is still 153.1MB. Free memory was 116.1MB in the beginning and 119.0MB in the end (delta: -2.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 06:53:48,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.28ms. Allocated memory is still 153.1MB. Free memory was 119.0MB in the beginning and 116.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-19 06:53:48,536 INFO L158 Benchmark]: Boogie Preprocessor took 57.95ms. Allocated memory is still 153.1MB. Free memory was 116.6MB in the beginning and 115.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-19 06:53:48,537 INFO L158 Benchmark]: RCFGBuilder took 517.29ms. Allocated memory is still 153.1MB. Free memory was 115.0MB in the beginning and 103.2MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-19 06:53:48,538 INFO L158 Benchmark]: TraceAbstraction took 34.62ms. Allocated memory is still 153.1MB. Free memory was 102.4MB in the beginning and 100.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-19 06:53:48,539 INFO L158 Benchmark]: Witness Printer took 57.51ms. Allocated memory is still 153.1MB. Free memory was 100.1MB in the beginning and 98.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-19 06:53:48,543 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 88.1MB. Free memory was 42.3MB in the beginning and 42.3MB in the end (delta: 38.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 691.65ms. Allocated memory is still 153.1MB. Free memory was 116.1MB in the beginning and 119.0MB in the end (delta: -2.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.28ms. Allocated memory is still 153.1MB. Free memory was 119.0MB in the beginning and 116.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.95ms. Allocated memory is still 153.1MB. Free memory was 116.6MB in the beginning and 115.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 517.29ms. Allocated memory is still 153.1MB. Free memory was 115.0MB in the beginning and 103.2MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 34.62ms. Allocated memory is still 153.1MB. Free memory was 102.4MB in the beginning and 100.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 57.51ms. Allocated memory is still 153.1MB. Free memory was 100.1MB in the beginning and 98.1MB in the end (delta: 2.0MB). 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! [2022-11-19 06:53:48,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_350a38ca-b5f9-45a6-902a-28b711cf7a19/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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: TRUE