./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 e04fb08f 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_a7184cd9-a2ce-47a9-856d-cff1e2a2b88a/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7184cd9-a2ce-47a9-856d-cff1e2a2b88a/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7184cd9-a2ce-47a9-856d-cff1e2a2b88a/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7184cd9-a2ce-47a9-856d-cff1e2a2b88a/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.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_a7184cd9-a2ce-47a9-856d-cff1e2a2b88a/bin/uautomizer-tPACEb0tL8/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7184cd9-a2ce-47a9-856d-cff1e2a2b88a/bin/uautomizer-tPACEb0tL8 --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 Automizer --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-e04fb08 [2022-11-16 11:20:12,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:20:12,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:20:12,526 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:20:12,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:20:12,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:20:12,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:20:12,531 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:20:12,532 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:20:12,533 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:20:12,534 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:20:12,536 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:20:12,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:20:12,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:20:12,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:20:12,540 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:20:12,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:20:12,542 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:20:12,544 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:20:12,546 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:20:12,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:20:12,549 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:20:12,550 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:20:12,551 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:20:12,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:20:12,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:20:12,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:20:12,557 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:20:12,557 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:20:12,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:20:12,559 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:20:12,560 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:20:12,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:20:12,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:20:12,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:20:12,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:20:12,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:20:12,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:20:12,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:20:12,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:20:12,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:20:12,568 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7184cd9-a2ce-47a9-856d-cff1e2a2b88a/bin/uautomizer-tPACEb0tL8/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-16 11:20:12,602 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:20:12,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:20:12,611 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:20:12,612 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:20:12,613 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:20:12,613 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:20:12,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:20:12,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:20:12,614 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:20:12,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:20:12,616 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:20:12,616 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:20:12,616 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:20:12,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:20:12,617 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:20:12,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 11:20:12,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:20:12,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 11:20:12,617 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-16 11:20:12,617 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:20:12,618 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:20:12,618 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:20:12,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 11:20:12,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:20:12,619 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:20:12,619 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:20:12,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:20:12,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:20:12,621 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:20:12,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 11:20:12,621 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:20:12,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 11:20:12,622 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 11:20:12,622 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 11:20:12,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 11:20:12,622 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_a7184cd9-a2ce-47a9-856d-cff1e2a2b88a/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7184cd9-a2ce-47a9-856d-cff1e2a2b88a/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 672adc4cc5a37e070cc95d046193d9ccd4d73b39f78c06c79ee40c1584c27afa [2022-11-16 11:20:12,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:20:12,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:20:12,945 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:20:12,947 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:20:12,947 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:20:12,949 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7184cd9-a2ce-47a9-856d-cff1e2a2b88a/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_2_pos.i [2022-11-16 11:20:13,047 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7184cd9-a2ce-47a9-856d-cff1e2a2b88a/bin/uautomizer-tPACEb0tL8/data/0086fe904/136345f26aa94966acb3859b45d750c9/FLAG1cd27ba2b [2022-11-16 11:20:13,565 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:20:13,565 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7184cd9-a2ce-47a9-856d-cff1e2a2b88a/sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_2_pos.i [2022-11-16 11:20:13,580 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7184cd9-a2ce-47a9-856d-cff1e2a2b88a/bin/uautomizer-tPACEb0tL8/data/0086fe904/136345f26aa94966acb3859b45d750c9/FLAG1cd27ba2b [2022-11-16 11:20:13,881 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7184cd9-a2ce-47a9-856d-cff1e2a2b88a/bin/uautomizer-tPACEb0tL8/data/0086fe904/136345f26aa94966acb3859b45d750c9 [2022-11-16 11:20:13,885 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:20:13,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:20:13,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:20:13,890 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:20:13,893 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:20:13,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:20:13" (1/1) ... [2022-11-16 11:20:13,896 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a12c1dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:20:13, skipping insertion in model container [2022-11-16 11:20:13,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:20:13" (1/1) ... [2022-11-16 11:20:13,910 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:20:13,960 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:20:14,201 WARN L229 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_a7184cd9-a2ce-47a9-856d-cff1e2a2b88a/sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_2_pos.i[1097,1110] [2022-11-16 11:20:14,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:20:14,454 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:20:14,468 WARN L229 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_a7184cd9-a2ce-47a9-856d-cff1e2a2b88a/sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_2_pos.i[1097,1110] [2022-11-16 11:20:14,510 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:20:14,558 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:20:14,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:20:14 WrapperNode [2022-11-16 11:20:14,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:20:14,560 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:20:14,560 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:20:14,560 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:20:14,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:20:14" (1/1) ... [2022-11-16 11:20:14,602 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:20:14" (1/1) ... [2022-11-16 11:20:14,632 INFO L138 Inliner]: procedures = 163, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 55 [2022-11-16 11:20:14,632 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:20:14,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:20:14,634 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:20:14,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:20:14,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:20:14" (1/1) ... [2022-11-16 11:20:14,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:20:14" (1/1) ... [2022-11-16 11:20:14,650 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:20:14" (1/1) ... [2022-11-16 11:20:14,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:20:14" (1/1) ... [2022-11-16 11:20:14,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:20:14" (1/1) ... [2022-11-16 11:20:14,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:20:14" (1/1) ... [2022-11-16 11:20:14,658 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:20:14" (1/1) ... [2022-11-16 11:20:14,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:20:14" (1/1) ... [2022-11-16 11:20:14,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:20:14,670 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:20:14,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:20:14,674 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:20:14,675 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:20:14" (1/1) ... [2022-11-16 11:20:14,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:20:14,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7184cd9-a2ce-47a9-856d-cff1e2a2b88a/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:20:14,706 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7184cd9-a2ce-47a9-856d-cff1e2a2b88a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 11:20:14,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7184cd9-a2ce-47a9-856d-cff1e2a2b88a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 11:20:14,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 11:20:14,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 11:20:14,741 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-16 11:20:14,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 11:20:14,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 11:20:14,742 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-16 11:20:14,742 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-16 11:20:14,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 11:20:14,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 11:20:14,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:20:14,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:20:14,744 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 11:20:14,891 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:20:14,894 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:20:15,124 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:20:15,131 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:20:15,131 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-16 11:20:15,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:20:15 BoogieIcfgContainer [2022-11-16 11:20:15,133 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 11:20:15,136 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 11:20:15,136 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 11:20:15,140 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 11:20:15,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:20:13" (1/3) ... [2022-11-16 11:20:15,141 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@683f3df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:20:15, skipping insertion in model container [2022-11-16 11:20:15,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:20:14" (2/3) ... [2022-11-16 11:20:15,142 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@683f3df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:20:15, skipping insertion in model container [2022-11-16 11:20:15,142 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:20:15" (3/3) ... [2022-11-16 11:20:15,151 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_18-first-reads_unknown_2_pos.i [2022-11-16 11:20:15,167 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-16 11:20:15,179 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 11:20:15,179 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-16 11:20:15,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@683f3df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 11:20:15, skipping insertion in model container [2022-11-16 11:20:15,180 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 11:20:15,181 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 11:20:15,181 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 11:20:15,182 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 11:20:15,182 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:20:15" (3/3) ... [2022-11-16 11:20:15,186 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-16 11:20:15,203 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2022-11-16 11:20:15,208 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-11-16 11:20:15,208 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-16 11:20:15,208 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-16 11:20:15,208 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-16 11:20:15,240 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7184cd9-a2ce-47a9-856d-cff1e2a2b88a/bin/uautomizer-tPACEb0tL8/witness.graphml [2022-11-16 11:20:15,240 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 11:20:15,242 INFO L158 Benchmark]: Toolchain (without parser) took 1353.23ms. Allocated memory is still 127.9MB. Free memory was 92.0MB in the beginning and 73.5MB in the end (delta: 18.6MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2022-11-16 11:20:15,242 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 77.6MB. Free memory was 30.8MB in the beginning and 30.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:20:15,243 INFO L158 Benchmark]: CACSL2BoogieTranslator took 669.55ms. Allocated memory is still 127.9MB. Free memory was 91.7MB in the beginning and 94.1MB in the end (delta: -2.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 11:20:15,244 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.96ms. Allocated memory is still 127.9MB. Free memory was 94.1MB in the beginning and 92.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 11:20:15,245 INFO L158 Benchmark]: Boogie Preprocessor took 36.38ms. Allocated memory is still 127.9MB. Free memory was 92.0MB in the beginning and 90.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 11:20:15,246 INFO L158 Benchmark]: RCFGBuilder took 463.28ms. Allocated memory is still 127.9MB. Free memory was 90.6MB in the beginning and 78.7MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 11:20:15,247 INFO L158 Benchmark]: TraceAbstraction took 44.64ms. Allocated memory is still 127.9MB. Free memory was 78.0MB in the beginning and 75.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 11:20:15,247 INFO L158 Benchmark]: Witness Printer took 58.95ms. Allocated memory is still 127.9MB. Free memory was 75.9MB in the beginning and 73.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 11:20:15,252 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 77.6MB. Free memory was 30.8MB in the beginning and 30.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 669.55ms. Allocated memory is still 127.9MB. Free memory was 91.7MB in the beginning and 94.1MB in the end (delta: -2.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.96ms. Allocated memory is still 127.9MB. Free memory was 94.1MB in the beginning and 92.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.38ms. Allocated memory is still 127.9MB. Free memory was 92.0MB in the beginning and 90.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 463.28ms. Allocated memory is still 127.9MB. Free memory was 90.6MB in the beginning and 78.7MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 44.64ms. Allocated memory is still 127.9MB. Free memory was 78.0MB in the beginning and 75.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 58.95ms. Allocated memory is still 127.9MB. Free memory was 75.9MB in the beginning and 73.5MB in the end (delta: 2.4MB). 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! [2022-11-16 11:20:15,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7184cd9-a2ce-47a9-856d-cff1e2a2b88a/bin/uautomizer-tPACEb0tL8/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