./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/parity.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_a867f6c9-ce49-483b-8566-97e0e1ec8997/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a867f6c9-ce49-483b-8566-97e0e1ec8997/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a867f6c9-ce49-483b-8566-97e0e1ec8997/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a867f6c9-ce49-483b-8566-97e0e1ec8997/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector/parity.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a867f6c9-ce49-483b-8566-97e0e1ec8997/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a867f6c9-ce49-483b-8566-97e0e1ec8997/bin/uautomizer-vX5HgA9Q3a --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 d7c1c6c2f4d5b2d24ba57b817b67aabcbf492bd9ab5f9a13bcbf3c0241dcb4b3 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 16:45:10,585 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:45:10,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:45:10,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:45:10,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:45:10,634 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:45:10,636 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:45:10,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:45:10,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:45:10,640 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:45:10,641 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:45:10,642 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:45:10,642 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:45:10,643 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:45:10,646 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:45:10,647 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:45:10,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:45:10,655 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:45:10,656 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:45:10,663 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:45:10,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:45:10,669 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:45:10,671 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:45:10,672 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:45:10,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:45:10,682 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:45:10,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:45:10,684 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:45:10,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:45:10,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:45:10,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:45:10,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:45:10,688 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:45:10,689 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:45:10,690 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:45:10,690 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:45:10,691 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:45:10,691 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:45:10,692 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:45:10,693 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:45:10,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:45:10,695 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a867f6c9-ce49-483b-8566-97e0e1ec8997/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-21 16:45:10,733 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:45:10,741 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:45:10,742 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:45:10,742 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:45:10,743 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:45:10,744 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:45:10,744 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:45:10,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:45:10,745 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:45:10,745 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:45:10,747 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 16:45:10,747 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 16:45:10,747 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:45:10,748 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 16:45:10,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:45:10,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 16:45:10,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:45:10,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 16:45:10,749 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 16:45:10,749 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 16:45:10,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:45:10,750 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:45:10,750 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 16:45:10,751 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:45:10,751 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:45:10,751 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:45:10,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:45:10,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:45:10,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:45:10,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 16:45:10,753 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:45:10,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 16:45:10,754 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 16:45:10,754 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 16:45:10,754 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 16:45:10,754 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_a867f6c9-ce49-483b-8566-97e0e1ec8997/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a867f6c9-ce49-483b-8566-97e0e1ec8997/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7c1c6c2f4d5b2d24ba57b817b67aabcbf492bd9ab5f9a13bcbf3c0241dcb4b3 [2022-11-21 16:45:11,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:45:11,090 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:45:11,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:45:11,094 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:45:11,095 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:45:11,096 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a867f6c9-ce49-483b-8566-97e0e1ec8997/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/bitvector/parity.i [2022-11-21 16:45:14,172 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:45:14,354 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:45:14,355 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a867f6c9-ce49-483b-8566-97e0e1ec8997/sv-benchmarks/c/bitvector/parity.i [2022-11-21 16:45:14,360 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a867f6c9-ce49-483b-8566-97e0e1ec8997/bin/uautomizer-vX5HgA9Q3a/data/ab46c59a0/221d7b0ad46744699b4c663517b1563c/FLAGaa155c7aa [2022-11-21 16:45:14,374 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a867f6c9-ce49-483b-8566-97e0e1ec8997/bin/uautomizer-vX5HgA9Q3a/data/ab46c59a0/221d7b0ad46744699b4c663517b1563c [2022-11-21 16:45:14,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:45:14,379 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:45:14,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:45:14,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:45:14,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:45:14,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:45:14" (1/1) ... [2022-11-21 16:45:14,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@196bb481 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:45:14, skipping insertion in model container [2022-11-21 16:45:14,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:45:14" (1/1) ... [2022-11-21 16:45:14,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:45:14,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:45:14,537 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_a867f6c9-ce49-483b-8566-97e0e1ec8997/sv-benchmarks/c/bitvector/parity.i[1162,1175] [2022-11-21 16:45:14,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:45:14,563 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:45:14,575 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_a867f6c9-ce49-483b-8566-97e0e1ec8997/sv-benchmarks/c/bitvector/parity.i[1162,1175] [2022-11-21 16:45:14,583 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:45:14,596 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:45:14,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:45:14 WrapperNode [2022-11-21 16:45:14,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:45:14,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:45:14,598 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:45:14,598 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:45:14,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:45:14" (1/1) ... [2022-11-21 16:45:14,611 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:45:14" (1/1) ... [2022-11-21 16:45:14,630 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 73 [2022-11-21 16:45:14,630 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:45:14,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:45:14,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:45:14,631 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:45:14,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:45:14" (1/1) ... [2022-11-21 16:45:14,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:45:14" (1/1) ... [2022-11-21 16:45:14,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:45:14" (1/1) ... [2022-11-21 16:45:14,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:45:14" (1/1) ... [2022-11-21 16:45:14,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:45:14" (1/1) ... [2022-11-21 16:45:14,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:45:14" (1/1) ... [2022-11-21 16:45:14,650 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:45:14" (1/1) ... [2022-11-21 16:45:14,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:45:14" (1/1) ... [2022-11-21 16:45:14,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:45:14,653 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:45:14,653 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:45:14,653 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:45:14,654 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:45:14" (1/1) ... [2022-11-21 16:45:14,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:45:14,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a867f6c9-ce49-483b-8566-97e0e1ec8997/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:45:14,696 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a867f6c9-ce49-483b-8566-97e0e1ec8997/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:45:14,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a867f6c9-ce49-483b-8566-97e0e1ec8997/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:45:14,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:45:14,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 16:45:14,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:45:14,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:45:14,800 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:45:14,802 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:45:14,982 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:45:15,003 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:45:15,003 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 16:45:15,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:45:15 BoogieIcfgContainer [2022-11-21 16:45:15,006 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:45:15,008 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 16:45:15,008 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 16:45:15,012 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 16:45:15,012 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 04:45:14" (1/3) ... [2022-11-21 16:45:15,013 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a42a3ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:45:15, skipping insertion in model container [2022-11-21 16:45:15,013 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:45:14" (2/3) ... [2022-11-21 16:45:15,027 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a42a3ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:45:15, skipping insertion in model container [2022-11-21 16:45:15,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:45:15" (3/3) ... [2022-11-21 16:45:15,029 INFO L112 eAbstractionObserver]: Analyzing ICFG parity.i [2022-11-21 16:45:15,080 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 16:45:15,081 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-21 16:45:15,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a42a3ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 04:45:15, skipping insertion in model container [2022-11-21 16:45:15,082 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 16:45:15,083 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 16:45:15,099 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 16:45:15,099 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 16:45:15,100 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:45:15" (3/3) ... [2022-11-21 16:45:15,103 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 16:45:15,113 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-21 16:45:15,127 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-21 16:45:15,127 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 16:45:15,128 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 16:45:15,204 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a867f6c9-ce49-483b-8566-97e0e1ec8997/bin/uautomizer-vX5HgA9Q3a/witness.graphml [2022-11-21 16:45:15,204 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 16:45:15,207 INFO L158 Benchmark]: Toolchain (without parser) took 827.08ms. Allocated memory is still 155.2MB. Free memory was 110.0MB in the beginning and 79.1MB in the end (delta: 30.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-21 16:45:15,207 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 155.2MB. Free memory is still 123.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:45:15,208 INFO L158 Benchmark]: CACSL2BoogieTranslator took 217.15ms. Allocated memory is still 155.2MB. Free memory was 110.0MB in the beginning and 99.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 16:45:15,209 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.73ms. Allocated memory is still 155.2MB. Free memory was 99.5MB in the beginning and 98.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:45:15,210 INFO L158 Benchmark]: Boogie Preprocessor took 21.46ms. Allocated memory is still 155.2MB. Free memory was 98.0MB in the beginning and 96.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:45:15,210 INFO L158 Benchmark]: RCFGBuilder took 352.64ms. Allocated memory is still 155.2MB. Free memory was 96.4MB in the beginning and 84.8MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 16:45:15,211 INFO L158 Benchmark]: TraceAbstraction took 74.27ms. Allocated memory is still 155.2MB. Free memory was 83.8MB in the beginning and 81.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:45:15,212 INFO L158 Benchmark]: Witness Printer took 121.38ms. Allocated memory is still 155.2MB. Free memory was 81.7MB in the beginning and 79.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:45:15,216 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 155.2MB. Free memory is still 123.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 217.15ms. Allocated memory is still 155.2MB. Free memory was 110.0MB in the beginning and 99.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.73ms. Allocated memory is still 155.2MB. Free memory was 99.5MB in the beginning and 98.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.46ms. Allocated memory is still 155.2MB. Free memory was 98.0MB in the beginning and 96.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 352.64ms. Allocated memory is still 155.2MB. Free memory was 96.4MB in the beginning and 84.8MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 74.27ms. Allocated memory is still 155.2MB. Free memory was 83.8MB in the beginning and 81.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 121.38ms. Allocated memory is still 155.2MB. Free memory was 81.7MB in the beginning and 79.1MB in the end (delta: 2.7MB). 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! [2022-11-21 16:45:15,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a867f6c9-ce49-483b-8566-97e0e1ec8997/bin/uautomizer-vX5HgA9Q3a/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