./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-industry-pattern/ofuf_1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a 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_8917e4bf-9a43-4506-bd45-a2bc036a63d1/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8917e4bf-9a43-4506-bd45-a2bc036a63d1/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8917e4bf-9a43-4506-bd45-a2bc036a63d1/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8917e4bf-9a43-4506-bd45-a2bc036a63d1/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loop-industry-pattern/ofuf_1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8917e4bf-9a43-4506-bd45-a2bc036a63d1/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8917e4bf-9a43-4506-bd45-a2bc036a63d1/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash baa0361131df5a78c0a8a4c29ba2893696394b78f626b1aa1f97e06e0771e5c0 --- 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-38b53e6 [2022-11-25 18:07:39,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:07:39,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:07:39,610 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:07:39,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:07:39,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:07:39,616 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:07:39,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:07:39,619 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:07:39,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:07:39,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:07:39,622 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:07:39,622 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:07:39,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:07:39,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:07:39,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:07:39,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:07:39,634 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:07:39,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:07:39,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:07:39,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:07:39,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:07:39,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:07:39,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:07:39,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:07:39,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:07:39,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:07:39,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:07:39,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:07:39,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:07:39,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:07:39,670 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:07:39,671 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:07:39,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:07:39,673 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:07:39,673 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:07:39,674 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:07:39,674 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:07:39,674 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:07:39,676 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:07:39,677 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:07:39,679 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8917e4bf-9a43-4506-bd45-a2bc036a63d1/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-25 18:07:39,729 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:07:39,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:07:39,730 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:07:39,745 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:07:39,746 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 18:07:39,746 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 18:07:39,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:07:39,747 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:07:39,747 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:07:39,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:07:39,749 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 18:07:39,749 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 18:07:39,749 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 18:07:39,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:07:39,750 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 18:07:39,750 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 18:07:39,750 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 18:07:39,750 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 18:07:39,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 18:07:39,751 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:07:39,751 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 18:07:39,751 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:07:39,751 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:07:39,752 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 18:07:39,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:07:39,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:07:39,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 18:07:39,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 18:07:39,753 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 18:07:39,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 18:07:39,754 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 18:07:39,754 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 18:07:39,754 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 18:07:39,754 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 18:07:39,755 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_8917e4bf-9a43-4506-bd45-a2bc036a63d1/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8917e4bf-9a43-4506-bd45-a2bc036a63d1/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> baa0361131df5a78c0a8a4c29ba2893696394b78f626b1aa1f97e06e0771e5c0 [2022-11-25 18:07:40,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:07:40,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:07:40,122 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:07:40,123 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:07:40,123 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:07:40,125 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8917e4bf-9a43-4506-bd45-a2bc036a63d1/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/loop-industry-pattern/ofuf_1.c [2022-11-25 18:07:43,265 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:07:43,553 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:07:43,554 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8917e4bf-9a43-4506-bd45-a2bc036a63d1/sv-benchmarks/c/loop-industry-pattern/ofuf_1.c [2022-11-25 18:07:43,563 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8917e4bf-9a43-4506-bd45-a2bc036a63d1/bin/uautomizer-ZsLfNo2U6R/data/2c7a60376/11eee0008ef84189b20576ecd91bcb73/FLAG1b75db3c4 [2022-11-25 18:07:43,578 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8917e4bf-9a43-4506-bd45-a2bc036a63d1/bin/uautomizer-ZsLfNo2U6R/data/2c7a60376/11eee0008ef84189b20576ecd91bcb73 [2022-11-25 18:07:43,580 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:07:43,582 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:07:43,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:07:43,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:07:43,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:07:43,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:07:43" (1/1) ... [2022-11-25 18:07:43,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bc89e20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:43, skipping insertion in model container [2022-11-25 18:07:43,589 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:07:43" (1/1) ... [2022-11-25 18:07:43,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:07:43,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:07:43,891 WARN L623 FunctionHandler]: Unknown extern function fopen [2022-11-25 18:07:43,894 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_8917e4bf-9a43-4506-bd45-a2bc036a63d1/sv-benchmarks/c/loop-industry-pattern/ofuf_1.c[11890,11903] [2022-11-25 18:07:43,898 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:07:43,909 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 18:07:43,973 WARN L623 FunctionHandler]: Unknown extern function fopen [2022-11-25 18:07:43,982 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_8917e4bf-9a43-4506-bd45-a2bc036a63d1/sv-benchmarks/c/loop-industry-pattern/ofuf_1.c[11890,11903] [2022-11-25 18:07:43,982 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:07:44,007 INFO L208 MainTranslator]: Completed translation [2022-11-25 18:07:44,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:44 WrapperNode [2022-11-25 18:07:44,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:07:44,010 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 18:07:44,010 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 18:07:44,010 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 18:07:44,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:44" (1/1) ... [2022-11-25 18:07:44,049 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:44" (1/1) ... [2022-11-25 18:07:44,103 INFO L138 Inliner]: procedures = 29, calls = 156, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 448 [2022-11-25 18:07:44,106 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 18:07:44,106 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 18:07:44,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 18:07:44,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 18:07:44,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:44" (1/1) ... [2022-11-25 18:07:44,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:44" (1/1) ... [2022-11-25 18:07:44,134 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:44" (1/1) ... [2022-11-25 18:07:44,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:44" (1/1) ... [2022-11-25 18:07:44,162 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:44" (1/1) ... [2022-11-25 18:07:44,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:44" (1/1) ... [2022-11-25 18:07:44,186 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:44" (1/1) ... [2022-11-25 18:07:44,189 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:44" (1/1) ... [2022-11-25 18:07:44,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 18:07:44,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 18:07:44,196 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 18:07:44,196 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 18:07:44,197 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:44" (1/1) ... [2022-11-25 18:07:44,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:07:44,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8917e4bf-9a43-4506-bd45-a2bc036a63d1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:07:44,235 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8917e4bf-9a43-4506-bd45-a2bc036a63d1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 18:07:44,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8917e4bf-9a43-4506-bd45-a2bc036a63d1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 18:07:44,285 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_113 [2022-11-25 18:07:44,285 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_113 [2022-11-25 18:07:44,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 18:07:44,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 18:07:44,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 18:07:44,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 18:07:44,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 18:07:44,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 18:07:44,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 18:07:44,289 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-11-25 18:07:44,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 18:07:44,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 18:07:44,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 18:07:44,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 18:07:44,290 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2022-11-25 18:07:44,291 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2022-11-25 18:07:44,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 18:07:44,291 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_107 [2022-11-25 18:07:44,291 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_107 [2022-11-25 18:07:44,512 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 18:07:44,514 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 18:07:45,271 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 18:07:45,279 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 18:07:45,279 INFO L300 CfgBuilder]: Removed 7 assume(true) statements. [2022-11-25 18:07:45,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:07:45 BoogieIcfgContainer [2022-11-25 18:07:45,282 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 18:07:45,284 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 18:07:45,284 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 18:07:45,288 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 18:07:45,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:07:43" (1/3) ... [2022-11-25 18:07:45,289 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26b660d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:07:45, skipping insertion in model container [2022-11-25 18:07:45,289 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:44" (2/3) ... [2022-11-25 18:07:45,290 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26b660d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:07:45, skipping insertion in model container [2022-11-25 18:07:45,290 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:07:45" (3/3) ... [2022-11-25 18:07:45,291 INFO L112 eAbstractionObserver]: Analyzing ICFG ofuf_1.c [2022-11-25 18:07:45,311 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 18:07:45,311 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 18:07:45,383 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 18:07:45,390 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1597a93b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 18:07:45,390 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 18:07:45,396 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 88 states have (on average 1.6022727272727273) internal successors, (141), 89 states have internal predecessors, (141), 8 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-11-25 18:07:45,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-25 18:07:45,411 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:07:45,412 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:07:45,412 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting Id_MCDC_113Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_113Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:07:45,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:07:45,421 INFO L85 PathProgramCache]: Analyzing trace with hash -1410790155, now seen corresponding path program 1 times [2022-11-25 18:07:45,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:07:45,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108912868] [2022-11-25 18:07:45,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:07:45,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:07:45,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:07:45,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-25 18:07:45,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:07:45,837 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-25 18:07:45,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:07:45,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108912868] [2022-11-25 18:07:45,839 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108912868] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:07:45,839 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:07:45,839 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 18:07:45,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128422871] [2022-11-25 18:07:45,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:07:45,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-25 18:07:45,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:07:45,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-25 18:07:45,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-25 18:07:45,877 INFO L87 Difference]: Start difference. First operand has 101 states, 88 states have (on average 1.6022727272727273) internal successors, (141), 89 states have internal predecessors, (141), 8 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:07:45,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:07:45,913 INFO L93 Difference]: Finished difference Result 197 states and 314 transitions. [2022-11-25 18:07:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-25 18:07:45,915 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 27 [2022-11-25 18:07:45,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:07:45,924 INFO L225 Difference]: With dead ends: 197 [2022-11-25 18:07:45,924 INFO L226 Difference]: Without dead ends: 95 [2022-11-25 18:07:45,928 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-25 18:07:45,932 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:07:45,933 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 18:07:45,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2022-11-25 18:07:45,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2022-11-25 18:07:45,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 83 states have (on average 1.5180722891566265) internal successors, (126), 84 states have internal predecessors, (126), 8 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-25 18:07:45,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 141 transitions. [2022-11-25 18:07:45,977 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 141 transitions. Word has length 27 [2022-11-25 18:07:45,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:07:45,978 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 141 transitions. [2022-11-25 18:07:45,978 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:07:45,978 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 141 transitions. [2022-11-25 18:07:45,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-25 18:07:45,980 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:07:45,981 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:07:45,981 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 18:07:45,981 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting Id_MCDC_113Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_113Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:07:45,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:07:45,982 INFO L85 PathProgramCache]: Analyzing trace with hash -1353531853, now seen corresponding path program 1 times [2022-11-25 18:07:45,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:07:45,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388165525] [2022-11-25 18:07:45,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:07:45,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:07:46,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:07:46,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-25 18:07:46,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:07:46,218 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-25 18:07:46,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:07:46,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388165525] [2022-11-25 18:07:46,220 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388165525] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:07:46,220 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:07:46,220 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 18:07:46,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125031669] [2022-11-25 18:07:46,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:07:46,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 18:07:46,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:07:46,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 18:07:46,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 18:07:46,226 INFO L87 Difference]: Start difference. First operand 95 states and 141 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:07:46,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:07:46,270 INFO L93 Difference]: Finished difference Result 104 states and 153 transitions. [2022-11-25 18:07:46,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 18:07:46,274 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 27 [2022-11-25 18:07:46,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:07:46,276 INFO L225 Difference]: With dead ends: 104 [2022-11-25 18:07:46,276 INFO L226 Difference]: Without dead ends: 0 [2022-11-25 18:07:46,277 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 18:07:46,279 INFO L413 NwaCegarLoop]: 150 mSDtfsCounter, 8 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:07:46,279 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 289 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 18:07:46,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-25 18:07:46,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-25 18:07:46,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 18:07:46,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-25 18:07:46,281 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2022-11-25 18:07:46,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:07:46,281 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 18:07:46,281 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:07:46,281 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-25 18:07:46,282 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-25 18:07:46,284 INFO L805 garLoopResultBuilder]: Registering result SAFE for location Id_MCDC_113Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-25 18:07:46,285 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 18:07:46,290 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-25 18:07:46,359 INFO L899 garLoopResultBuilder]: For program point Id_MCDC_113EXIT(lines 305 324) no Hoare annotation was computed. [2022-11-25 18:07:46,359 INFO L899 garLoopResultBuilder]: For program point L313(lines 313 320) no Hoare annotation was computed. [2022-11-25 18:07:46,360 INFO L899 garLoopResultBuilder]: For program point L280(lines 280 294) no Hoare annotation was computed. [2022-11-25 18:07:46,360 INFO L899 garLoopResultBuilder]: For program point L313-2(lines 313 320) no Hoare annotation was computed. [2022-11-25 18:07:46,360 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 312) no Hoare annotation was computed. [2022-11-25 18:07:46,360 INFO L902 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: true [2022-11-25 18:07:46,360 INFO L899 garLoopResultBuilder]: For program point L297-1(line 297) no Hoare annotation was computed. [2022-11-25 18:07:46,361 INFO L899 garLoopResultBuilder]: For program point L487(lines 487 490) no Hoare annotation was computed. [2022-11-25 18:07:46,361 INFO L899 garLoopResultBuilder]: For program point Id_MCDC_113Err0ASSERT_VIOLATIONERROR_FUNCTION(line 489) no Hoare annotation was computed. [2022-11-25 18:07:46,361 INFO L895 garLoopResultBuilder]: At program point L487-2(lines 485 492) the Hoare annotation is: (= |Id_MCDC_113___VERIFIER_assert_~Id_MCDC_121#1| 1) [2022-11-25 18:07:46,361 INFO L902 garLoopResultBuilder]: At program point L322(line 322) the Hoare annotation is: true [2022-11-25 18:07:46,361 INFO L899 garLoopResultBuilder]: For program point L322-1(line 322) no Hoare annotation was computed. [2022-11-25 18:07:46,362 INFO L902 garLoopResultBuilder]: At program point Id_MCDC_113ENTRY(lines 305 324) the Hoare annotation is: true [2022-11-25 18:07:46,362 INFO L899 garLoopResultBuilder]: For program point Id_MCDC_113FINAL(lines 305 324) no Hoare annotation was computed. [2022-11-25 18:07:46,362 INFO L899 garLoopResultBuilder]: For program point L286(lines 286 294) no Hoare annotation was computed. [2022-11-25 18:07:46,362 INFO L902 garLoopResultBuilder]: At program point L315(line 315) the Hoare annotation is: true [2022-11-25 18:07:46,362 INFO L899 garLoopResultBuilder]: For program point L315-1(line 315) no Hoare annotation was computed. [2022-11-25 18:07:46,362 INFO L902 garLoopResultBuilder]: At program point L303(lines 274 304) the Hoare annotation is: true [2022-11-25 18:07:46,363 INFO L899 garLoopResultBuilder]: For program point L489(line 489) no Hoare annotation was computed. [2022-11-25 18:07:46,363 INFO L902 garLoopResultBuilder]: At program point L295-1(lines 275 304) the Hoare annotation is: true [2022-11-25 18:07:46,363 INFO L899 garLoopResultBuilder]: For program point L295-2(lines 295 302) no Hoare annotation was computed. [2022-11-25 18:07:46,363 INFO L899 garLoopResultBuilder]: For program point L341(line 341) no Hoare annotation was computed. [2022-11-25 18:07:46,363 INFO L899 garLoopResultBuilder]: For program point L341-2(line 341) no Hoare annotation was computed. [2022-11-25 18:07:46,364 INFO L899 garLoopResultBuilder]: For program point L341-3(line 341) no Hoare annotation was computed. [2022-11-25 18:07:46,364 INFO L899 garLoopResultBuilder]: For program point L341-5(lines 341 353) no Hoare annotation was computed. [2022-11-25 18:07:46,364 INFO L899 garLoopResultBuilder]: For program point L333-1(lines 333 340) no Hoare annotation was computed. [2022-11-25 18:07:46,364 INFO L902 garLoopResultBuilder]: At program point L333-3(lines 333 340) the Hoare annotation is: true [2022-11-25 18:07:46,364 INFO L899 garLoopResultBuilder]: For program point L333-4(lines 333 340) no Hoare annotation was computed. [2022-11-25 18:07:46,364 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-25 18:07:46,365 INFO L899 garLoopResultBuilder]: For program point L383-2(lines 383 421) no Hoare annotation was computed. [2022-11-25 18:07:46,365 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-25 18:07:46,365 INFO L902 garLoopResultBuilder]: At program point L383-3(lines 383 421) the Hoare annotation is: true [2022-11-25 18:07:46,365 INFO L899 garLoopResultBuilder]: For program point L433(line 433) no Hoare annotation was computed. [2022-11-25 18:07:46,365 INFO L899 garLoopResultBuilder]: For program point L433-2(lines 433 440) no Hoare annotation was computed. [2022-11-25 18:07:46,365 INFO L902 garLoopResultBuilder]: At program point L450(lines 445 451) the Hoare annotation is: true [2022-11-25 18:07:46,366 INFO L899 garLoopResultBuilder]: For program point L442(line 442) no Hoare annotation was computed. [2022-11-25 18:07:46,366 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 348) no Hoare annotation was computed. [2022-11-25 18:07:46,366 INFO L899 garLoopResultBuilder]: For program point L343-1(lines 341 353) no Hoare annotation was computed. [2022-11-25 18:07:46,366 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 418) no Hoare annotation was computed. [2022-11-25 18:07:46,366 INFO L902 garLoopResultBuilder]: At program point L401-3(lines 401 418) the Hoare annotation is: true [2022-11-25 18:07:46,366 INFO L899 garLoopResultBuilder]: For program point L401-4(lines 401 418) no Hoare annotation was computed. [2022-11-25 18:07:46,367 INFO L902 garLoopResultBuilder]: At program point L443(lines 425 444) the Hoare annotation is: true [2022-11-25 18:07:46,367 INFO L899 garLoopResultBuilder]: For program point L377-2(lines 377 380) no Hoare annotation was computed. [2022-11-25 18:07:46,367 INFO L902 garLoopResultBuilder]: At program point L377-3(lines 377 380) the Hoare annotation is: true [2022-11-25 18:07:46,367 INFO L899 garLoopResultBuilder]: For program point L377-4(lines 357 424) no Hoare annotation was computed. [2022-11-25 18:07:46,367 INFO L899 garLoopResultBuilder]: For program point L336(lines 336 339) no Hoare annotation was computed. [2022-11-25 18:07:46,368 INFO L902 garLoopResultBuilder]: At program point L452(lines 452 484) the Hoare annotation is: true [2022-11-25 18:07:46,368 INFO L902 garLoopResultBuilder]: At program point L386(line 386) the Hoare annotation is: true [2022-11-25 18:07:46,368 INFO L899 garLoopResultBuilder]: For program point L386-1(lines 386 389) no Hoare annotation was computed. [2022-11-25 18:07:46,368 INFO L902 garLoopResultBuilder]: At program point L403(line 403) the Hoare annotation is: true [2022-11-25 18:07:46,368 INFO L899 garLoopResultBuilder]: For program point L403-1(lines 403 406) no Hoare annotation was computed. [2022-11-25 18:07:46,368 INFO L899 garLoopResultBuilder]: For program point L329(lines 329 332) no Hoare annotation was computed. [2022-11-25 18:07:46,369 INFO L902 garLoopResultBuilder]: At program point L354(lines 325 355) the Hoare annotation is: true [2022-11-25 18:07:46,369 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-25 18:07:46,369 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 481) no Hoare annotation was computed. [2022-11-25 18:07:46,369 INFO L902 garLoopResultBuilder]: At program point L396(line 396) the Hoare annotation is: true [2022-11-25 18:07:46,369 INFO L899 garLoopResultBuilder]: For program point L396-1(lines 396 399) no Hoare annotation was computed. [2022-11-25 18:07:46,370 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-25 18:07:46,370 INFO L899 garLoopResultBuilder]: For program point L414(lines 414 417) no Hoare annotation was computed. [2022-11-25 18:07:46,370 INFO L899 garLoopResultBuilder]: For program point L381(lines 381 422) no Hoare annotation was computed. [2022-11-25 18:07:46,370 INFO L899 garLoopResultBuilder]: For program point L431-2(lines 431 441) no Hoare annotation was computed. [2022-11-25 18:07:46,370 INFO L902 garLoopResultBuilder]: At program point L431-3(lines 431 441) the Hoare annotation is: true [2022-11-25 18:07:46,370 INFO L902 garLoopResultBuilder]: At program point L431-4(lines 431 441) the Hoare annotation is: true [2022-11-25 18:07:46,371 INFO L902 garLoopResultBuilder]: At program point L423(lines 356 424) the Hoare annotation is: true [2022-11-25 18:07:46,383 INFO L902 garLoopResultBuilder]: At program point L390(line 390) the Hoare annotation is: true [2022-11-25 18:07:46,384 INFO L899 garLoopResultBuilder]: For program point L390-1(lines 390 393) no Hoare annotation was computed. [2022-11-25 18:07:46,384 INFO L899 garLoopResultBuilder]: For program point avoid_zeroEXIT(lines 9 15) no Hoare annotation was computed. [2022-11-25 18:07:46,384 INFO L899 garLoopResultBuilder]: For program point L11(lines 11 14) no Hoare annotation was computed. [2022-11-25 18:07:46,384 INFO L899 garLoopResultBuilder]: For program point L11-2(lines 9 15) no Hoare annotation was computed. [2022-11-25 18:07:46,385 INFO L902 garLoopResultBuilder]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2022-11-25 18:07:46,385 INFO L902 garLoopResultBuilder]: At program point Id_MCDC_107ENTRY(lines 218 273) the Hoare annotation is: true [2022-11-25 18:07:46,385 INFO L899 garLoopResultBuilder]: For program point L254(lines 254 257) no Hoare annotation was computed. [2022-11-25 18:07:46,386 INFO L899 garLoopResultBuilder]: For program point L246(line 246) no Hoare annotation was computed. [2022-11-25 18:07:46,386 INFO L899 garLoopResultBuilder]: For program point Id_MCDC_107FINAL(lines 218 273) no Hoare annotation was computed. [2022-11-25 18:07:46,387 INFO L899 garLoopResultBuilder]: For program point L242(line 242) no Hoare annotation was computed. [2022-11-25 18:07:46,387 INFO L899 garLoopResultBuilder]: For program point L242-2(line 242) no Hoare annotation was computed. [2022-11-25 18:07:46,388 INFO L902 garLoopResultBuilder]: At program point L234(lines 234 250) the Hoare annotation is: true [2022-11-25 18:07:46,388 INFO L899 garLoopResultBuilder]: For program point L259(line 259) no Hoare annotation was computed. [2022-11-25 18:07:46,388 INFO L899 garLoopResultBuilder]: For program point L259-2(line 259) no Hoare annotation was computed. [2022-11-25 18:07:46,388 INFO L899 garLoopResultBuilder]: For program point L259-3(line 259) no Hoare annotation was computed. [2022-11-25 18:07:46,388 INFO L899 garLoopResultBuilder]: For program point L259-5(lines 259 271) no Hoare annotation was computed. [2022-11-25 18:07:46,388 INFO L899 garLoopResultBuilder]: For program point L251-1(lines 251 258) no Hoare annotation was computed. [2022-11-25 18:07:46,389 INFO L902 garLoopResultBuilder]: At program point L251-3(lines 251 258) the Hoare annotation is: true [2022-11-25 18:07:46,389 INFO L899 garLoopResultBuilder]: For program point L251-4(lines 251 258) no Hoare annotation was computed. [2022-11-25 18:07:46,389 INFO L899 garLoopResultBuilder]: For program point L243(line 243) no Hoare annotation was computed. [2022-11-25 18:07:46,389 INFO L899 garLoopResultBuilder]: For program point L239(line 239) no Hoare annotation was computed. [2022-11-25 18:07:46,389 INFO L899 garLoopResultBuilder]: For program point L239-2(line 239) no Hoare annotation was computed. [2022-11-25 18:07:46,390 INFO L899 garLoopResultBuilder]: For program point L227(lines 227 233) no Hoare annotation was computed. [2022-11-25 18:07:46,390 INFO L899 garLoopResultBuilder]: For program point L227-2(lines 227 233) no Hoare annotation was computed. [2022-11-25 18:07:46,390 INFO L899 garLoopResultBuilder]: For program point L223(lines 223 226) no Hoare annotation was computed. [2022-11-25 18:07:46,390 INFO L899 garLoopResultBuilder]: For program point L248(line 248) no Hoare annotation was computed. [2022-11-25 18:07:46,392 INFO L899 garLoopResultBuilder]: For program point L240(line 240) no Hoare annotation was computed. [2022-11-25 18:07:46,393 INFO L899 garLoopResultBuilder]: For program point L236(line 236) no Hoare annotation was computed. [2022-11-25 18:07:46,393 INFO L899 garLoopResultBuilder]: For program point L236-2(line 236) no Hoare annotation was computed. [2022-11-25 18:07:46,396 INFO L899 garLoopResultBuilder]: For program point L261(lines 261 266) no Hoare annotation was computed. [2022-11-25 18:07:46,396 INFO L899 garLoopResultBuilder]: For program point L261-1(lines 259 271) no Hoare annotation was computed. [2022-11-25 18:07:46,396 INFO L899 garLoopResultBuilder]: For program point L245(line 245) no Hoare annotation was computed. [2022-11-25 18:07:46,396 INFO L899 garLoopResultBuilder]: For program point L245-2(line 245) no Hoare annotation was computed. [2022-11-25 18:07:46,396 INFO L899 garLoopResultBuilder]: For program point L237(line 237) no Hoare annotation was computed. [2022-11-25 18:07:46,397 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 232) no Hoare annotation was computed. [2022-11-25 18:07:46,397 INFO L899 garLoopResultBuilder]: For program point Id_MCDC_107EXIT(lines 218 273) no Hoare annotation was computed. [2022-11-25 18:07:46,400 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-25 18:07:46,402 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 18:07:46,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 06:07:46 BoogieIcfgContainer [2022-11-25 18:07:46,419 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 18:07:46,419 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 18:07:46,419 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 18:07:46,420 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 18:07:46,420 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:07:45" (3/4) ... [2022-11-25 18:07:46,423 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-25 18:07:46,428 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure Id_MCDC_113 [2022-11-25 18:07:46,429 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure avoid_zero [2022-11-25 18:07:46,429 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure Id_MCDC_107 [2022-11-25 18:07:46,437 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 52 nodes and edges [2022-11-25 18:07:46,438 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2022-11-25 18:07:46,439 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-25 18:07:46,439 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-25 18:07:46,440 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-25 18:07:46,441 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-25 18:07:46,550 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8917e4bf-9a43-4506-bd45-a2bc036a63d1/bin/uautomizer-ZsLfNo2U6R/witness.graphml [2022-11-25 18:07:46,550 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 18:07:46,551 INFO L158 Benchmark]: Toolchain (without parser) took 2969.11ms. Allocated memory was 157.3MB in the beginning and 201.3MB in the end (delta: 44.0MB). Free memory was 112.1MB in the beginning and 163.9MB in the end (delta: -51.8MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. [2022-11-25 18:07:46,551 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 157.3MB. Free memory is still 123.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:07:46,551 INFO L158 Benchmark]: CACSL2BoogieTranslator took 425.89ms. Allocated memory is still 157.3MB. Free memory was 112.1MB in the beginning and 94.0MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-25 18:07:46,552 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.99ms. Allocated memory is still 157.3MB. Free memory was 94.0MB in the beginning and 90.5MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 18:07:46,552 INFO L158 Benchmark]: Boogie Preprocessor took 88.35ms. Allocated memory is still 157.3MB. Free memory was 90.5MB in the beginning and 87.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 18:07:46,552 INFO L158 Benchmark]: RCFGBuilder took 1086.39ms. Allocated memory is still 157.3MB. Free memory was 86.9MB in the beginning and 50.1MB in the end (delta: 36.9MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-11-25 18:07:46,553 INFO L158 Benchmark]: TraceAbstraction took 1134.83ms. Allocated memory is still 157.3MB. Free memory was 49.2MB in the beginning and 64.2MB in the end (delta: -15.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:07:46,553 INFO L158 Benchmark]: Witness Printer took 130.81ms. Allocated memory was 157.3MB in the beginning and 201.3MB in the end (delta: 44.0MB). Free memory was 63.4MB in the beginning and 163.9MB in the end (delta: -100.4MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2022-11-25 18:07:46,555 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 157.3MB. Free memory is still 123.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 425.89ms. Allocated memory is still 157.3MB. Free memory was 112.1MB in the beginning and 94.0MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.99ms. Allocated memory is still 157.3MB. Free memory was 94.0MB in the beginning and 90.5MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.35ms. Allocated memory is still 157.3MB. Free memory was 90.5MB in the beginning and 87.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1086.39ms. Allocated memory is still 157.3MB. Free memory was 86.9MB in the beginning and 50.1MB in the end (delta: 36.9MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1134.83ms. Allocated memory is still 157.3MB. Free memory was 49.2MB in the beginning and 64.2MB in the end (delta: -15.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 130.81ms. Allocated memory was 157.3MB in the beginning and 201.3MB in the end (delta: 44.0MB). Free memory was 63.4MB in the beginning and 163.9MB in the end (delta: -100.4MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 489]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 101 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 437 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 139 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1 IncrementalHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 298 mSDtfsCounter, 1 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=101occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 26 LocationsWithAnnotation, 73 PreInvPairs, 105 NumberOfFragments, 28 HoareAnnotationTreeSize, 73 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 26 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 54 NumberOfCodeBlocks, 54 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 52 ConstructedInterpolants, 0 QuantifiedInterpolants, 54 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 6/6 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 401]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 431]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 452]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: Id_MCDC_121 == 1 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-25 18:07:46,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8917e4bf-9a43-4506-bd45-a2bc036a63d1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE