./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1271b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1271b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc --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 54beaedde19fb88c3dc27e1161ae96882063bbaad8d02ac66ce4442258b91813 --- 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-5e519f3 [2022-11-02 20:12:35,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:12:35,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:12:35,526 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:12:35,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:12:35,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:12:35,533 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:12:35,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:12:35,538 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:12:35,541 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:12:35,542 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:12:35,546 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:12:35,546 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:12:35,553 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:12:35,555 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:12:35,557 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:12:35,558 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:12:35,560 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:12:35,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:12:35,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:12:35,571 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:12:35,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:12:35,573 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:12:35,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:12:35,580 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:12:35,581 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:12:35,581 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:12:35,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:12:35,584 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:12:35,585 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:12:35,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:12:35,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:12:35,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:12:35,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:12:35,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:12:35,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:12:35,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:12:35,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:12:35,592 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:12:35,593 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:12:35,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:12:35,595 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-02 20:12:35,634 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:12:35,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:12:35,635 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:12:35,636 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:12:35,637 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:12:35,637 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:12:35,637 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:12:35,638 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:12:35,638 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:12:35,638 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:12:35,639 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:12:35,640 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:12:35,640 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:12:35,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:12:35,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:12:35,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:12:35,641 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:12:35,641 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:12:35,641 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:12:35,641 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:12:35,642 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:12:35,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:12:35,642 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:12:35,642 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:12:35,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:12:35,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:12:35,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:12:35,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:12:35,644 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:12:35,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:12:35,644 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:12:35,644 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:12:35,645 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:12:35,645 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_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54beaedde19fb88c3dc27e1161ae96882063bbaad8d02ac66ce4442258b91813 [2022-11-02 20:12:35,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:12:36,028 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:12:36,031 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:12:36,032 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:12:36,033 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:12:36,055 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/float-newlib/float_req_bl_1271b.c [2022-11-02 20:12:36,138 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/data/4efba5333/d92a345c717f4f178e6df0ac30e255a7/FLAG2ac661d9d [2022-11-02 20:12:36,595 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:12:36,598 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/sv-benchmarks/c/float-newlib/float_req_bl_1271b.c [2022-11-02 20:12:36,609 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/data/4efba5333/d92a345c717f4f178e6df0ac30e255a7/FLAG2ac661d9d [2022-11-02 20:12:36,938 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/data/4efba5333/d92a345c717f4f178e6df0ac30e255a7 [2022-11-02 20:12:36,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:12:36,942 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:12:36,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:12:36,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:12:36,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:12:36,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:12:36" (1/1) ... [2022-11-02 20:12:36,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fd65067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:36, skipping insertion in model container [2022-11-02 20:12:36,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:12:36" (1/1) ... [2022-11-02 20:12:36,957 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:12:36,976 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:12:37,287 WARN L230 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_3e3682b0-4efc-4e45-9165-dd3cac40d75f/sv-benchmarks/c/float-newlib/float_req_bl_1271b.c[4883,4896] [2022-11-02 20:12:37,302 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:12:37,314 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:12:37,387 WARN L230 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_3e3682b0-4efc-4e45-9165-dd3cac40d75f/sv-benchmarks/c/float-newlib/float_req_bl_1271b.c[4883,4896] [2022-11-02 20:12:37,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:12:37,401 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:12:37,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:37 WrapperNode [2022-11-02 20:12:37,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:12:37,402 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:12:37,402 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:12:37,403 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:12:37,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:37" (1/1) ... [2022-11-02 20:12:37,420 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:37" (1/1) ... [2022-11-02 20:12:37,444 INFO L138 Inliner]: procedures = 19, calls = 76, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 262 [2022-11-02 20:12:37,445 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:12:37,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:12:37,446 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:12:37,446 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:12:37,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:37" (1/1) ... [2022-11-02 20:12:37,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:37" (1/1) ... [2022-11-02 20:12:37,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:37" (1/1) ... [2022-11-02 20:12:37,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:37" (1/1) ... [2022-11-02 20:12:37,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:37" (1/1) ... [2022-11-02 20:12:37,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:37" (1/1) ... [2022-11-02 20:12:37,477 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:37" (1/1) ... [2022-11-02 20:12:37,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:37" (1/1) ... [2022-11-02 20:12:37,482 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:12:37,483 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:12:37,483 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:12:37,483 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:12:37,484 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:37" (1/1) ... [2022-11-02 20:12:37,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:12:37,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:12:37,513 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:12:37,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:12:37,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:12:37,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:12:37,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:12:37,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-02 20:12:37,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:12:37,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-11-02 20:12:37,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:12:37,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:12:37,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:12:37,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:12:37,584 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2022-11-02 20:12:37,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2022-11-02 20:12:37,719 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:12:37,722 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:12:38,306 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:12:38,313 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:12:38,313 INFO L300 CfgBuilder]: Removed 34 assume(true) statements. [2022-11-02 20:12:38,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:12:38 BoogieIcfgContainer [2022-11-02 20:12:38,315 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:12:38,318 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:12:38,318 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:12:38,322 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:12:38,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:12:36" (1/3) ... [2022-11-02 20:12:38,323 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a7272b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:12:38, skipping insertion in model container [2022-11-02 20:12:38,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:37" (2/3) ... [2022-11-02 20:12:38,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a7272b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:12:38, skipping insertion in model container [2022-11-02 20:12:38,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:12:38" (3/3) ... [2022-11-02 20:12:38,326 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1271b.c [2022-11-02 20:12:38,345 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:12:38,345 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:12:38,400 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:12:38,407 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;@15c69001, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:12:38,407 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:12:38,412 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 87 states have (on average 1.6781609195402298) internal successors, (146), 88 states have internal predecessors, (146), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:12:38,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-02 20:12:38,419 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:12:38,419 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:12:38,420 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:12:38,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:12:38,425 INFO L85 PathProgramCache]: Analyzing trace with hash -1119796192, now seen corresponding path program 1 times [2022-11-02 20:12:38,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:12:38,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17847646] [2022-11-02 20:12:38,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:12:38,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:12:38,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:12:38,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:12:38,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:12:38,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [17847646] [2022-11-02 20:12:38,585 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [17847646] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:12:38,585 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:12:38,586 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:12:38,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737362956] [2022-11-02 20:12:38,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:12:38,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-02 20:12:38,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:12:38,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-02 20:12:38,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:12:38,632 INFO L87 Difference]: Start difference. First operand has 92 states, 87 states have (on average 1.6781609195402298) internal successors, (146), 88 states have internal predecessors, (146), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2022-11-02 20:12:38,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:12:38,682 INFO L93 Difference]: Finished difference Result 182 states and 300 transitions. [2022-11-02 20:12:38,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-02 20:12:38,684 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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) Word has length 18 [2022-11-02 20:12:38,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:12:38,694 INFO L225 Difference]: With dead ends: 182 [2022-11-02 20:12:38,695 INFO L226 Difference]: Without dead ends: 88 [2022-11-02 20:12:38,699 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:12:38,704 INFO L413 NwaCegarLoop]: 115 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, 115 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 [2022-11-02 20:12:38,707 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:12:38,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2022-11-02 20:12:38,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2022-11-02 20:12:38,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 84 states have (on average 1.2619047619047619) internal successors, (106), 84 states have internal predecessors, (106), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:12:38,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 110 transitions. [2022-11-02 20:12:38,761 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 110 transitions. Word has length 18 [2022-11-02 20:12:38,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:12:38,762 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 110 transitions. [2022-11-02 20:12:38,763 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2022-11-02 20:12:38,763 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 110 transitions. [2022-11-02 20:12:38,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-02 20:12:38,764 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:12:38,764 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:12:38,765 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:12:38,765 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:12:38,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:12:38,766 INFO L85 PathProgramCache]: Analyzing trace with hash 46998031, now seen corresponding path program 1 times [2022-11-02 20:12:38,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:12:38,767 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19063621] [2022-11-02 20:12:38,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:12:38,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:12:38,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:12:38,913 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:12:38,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:12:39,003 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:12:39,003 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-02 20:12:39,005 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 20:12:39,007 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:12:39,010 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-02 20:12:39,014 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-02 20:12:39,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:12:39 BoogieIcfgContainer [2022-11-02 20:12:39,042 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:12:39,043 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:12:39,043 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:12:39,043 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:12:39,044 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:12:38" (3/4) ... [2022-11-02 20:12:39,047 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-02 20:12:39,047 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:12:39,048 INFO L158 Benchmark]: Toolchain (without parser) took 2106.09ms. Allocated memory is still 142.6MB. Free memory was 110.3MB in the beginning and 109.2MB in the end (delta: 1.1MB). Peak memory consumption was 1.7MB. Max. memory is 16.1GB. [2022-11-02 20:12:39,049 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 88.1MB. Free memory was 62.5MB in the beginning and 62.5MB in the end (delta: 80.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:12:39,049 INFO L158 Benchmark]: CACSL2BoogieTranslator took 458.10ms. Allocated memory is still 142.6MB. Free memory was 109.9MB in the beginning and 116.1MB in the end (delta: -6.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:12:39,050 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.61ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 114.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:12:39,051 INFO L158 Benchmark]: Boogie Preprocessor took 36.74ms. Allocated memory is still 142.6MB. Free memory was 114.0MB in the beginning and 111.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:12:39,051 INFO L158 Benchmark]: RCFGBuilder took 832.66ms. Allocated memory is still 142.6MB. Free memory was 111.5MB in the beginning and 86.1MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-02 20:12:39,052 INFO L158 Benchmark]: TraceAbstraction took 724.20ms. Allocated memory is still 142.6MB. Free memory was 85.1MB in the beginning and 109.2MB in the end (delta: -24.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:12:39,052 INFO L158 Benchmark]: Witness Printer took 4.39ms. Allocated memory is still 142.6MB. Free memory is still 109.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:12:39,055 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 88.1MB. Free memory was 62.5MB in the beginning and 62.5MB in the end (delta: 80.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 458.10ms. Allocated memory is still 142.6MB. Free memory was 109.9MB in the beginning and 116.1MB in the end (delta: -6.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.61ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 114.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.74ms. Allocated memory is still 142.6MB. Free memory was 114.0MB in the beginning and 111.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 832.66ms. Allocated memory is still 142.6MB. Free memory was 111.5MB in the beginning and 86.1MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 724.20ms. Allocated memory is still 142.6MB. Free memory was 85.1MB in the beginning and 109.2MB in the end (delta: -24.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.39ms. Allocated memory is still 142.6MB. Free memory is still 109.2MB. There was no memory consumed. 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 - UnprovableResult [Line: 241]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 213, overapproximation of someBinaryArithmeticFLOAToperation at line 120, overapproximation of bitwiseAnd at line 98. Possible FailurePath: [L14] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L234] float x = __VERIFIER_nondet_float(); [L235] float y = 0.0f / 0.0f; [L237] CALL isfinite_float(x) [L217] __int32_t ix; VAL [\old(x)=8589934613, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=8589934613] [L219] ieee_float_shape_type gf_u; [L220] gf_u.value = (x) [L221] EXPR gf_u.word [L221] (ix) = gf_u.word [L223] ix &= 0x7fffffff [L224] return (((ix) < 0x7f800000L)); VAL [\old(x)=8589934613, \result=1, ix=0, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=8589934613] [L237] RET isfinite_float(x) [L237] COND TRUE isfinite_float(x) [L238] CALL, EXPR __ieee754_hypotf(x, y) [L84] float a = x, b = y, t1, t2, y1, y2, w; [L85] __int32_t j, k, ha, hb; VAL [\old(x)=8589934613, \old(y)=8589934614, a=8589934613, b=8589934614, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=8589934613, y=8589934614] [L88] ieee_float_shape_type gf_u; [L89] gf_u.value = (x) [L90] EXPR gf_u.word [L90] (ha) = gf_u.word [L92] ha &= 0x7fffffffL VAL [\old(x)=8589934613, \old(y)=8589934614, a=8589934613, b=8589934614, ha=0, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=8589934613, y=8589934614] [L94] ieee_float_shape_type gf_u; [L95] gf_u.value = (y) [L96] EXPR gf_u.word [L96] (hb) = gf_u.word [L98] hb &= 0x7fffffffL VAL [\old(x)=8589934613, \old(y)=8589934614, a=8589934613, b=8589934614, ha=0, hb=251658241, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=8589934613, y=8589934614] [L99] COND TRUE hb > ha [L100] a = y [L101] b = x [L102] j = ha [L103] ha = hb [L104] hb = j VAL [\old(x)=8589934613, \old(y)=8589934614, a=8589934614, b=8589934613, ha=251658241, hb=0, j=0, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=8589934613, y=8589934614] [L110] ieee_float_shape_type sf_u; [L111] sf_u.word = (ha) [L112] EXPR sf_u.value [L112] (a) = sf_u.value [L115] ieee_float_shape_type sf_u; [L116] sf_u.word = (hb) [L117] EXPR sf_u.value [L117] (b) = sf_u.value [L119] COND TRUE (ha - hb) > 0xf000000L [L120] return a + b; VAL [\old(x)=8589934613, \old(y)=8589934614, a=8589934611, b=8589934610, ha=251658241, hb=0, j=0, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=8589934613, y=8589934614] [L238] RET, EXPR __ieee754_hypotf(x, y) [L238] float res = __ieee754_hypotf(x, y); [L240] CALL, EXPR isnan_float(res) [L213] return x != x; VAL [\old(x)=8589934612, \result=0, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=8589934612] [L240] RET, EXPR isnan_float(res) [L240] COND TRUE !isnan_float(res) [L241] reach_error() VAL [one_sqrt=1, res=8589934612, tiny_sqrt=1/1000000000000000000000000000000, x=8589934613, y=8589934614] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 92 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 115 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 115 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=92occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 41 NumberOfCodeBlocks, 41 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 17 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-02 20:12:39,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1271b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc --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 54beaedde19fb88c3dc27e1161ae96882063bbaad8d02ac66ce4442258b91813 --- 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-5e519f3 [2022-11-02 20:12:41,422 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:12:41,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:12:41,468 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:12:41,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:12:41,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:12:41,475 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:12:41,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:12:41,486 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:12:41,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:12:41,492 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:12:41,493 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:12:41,493 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:12:41,494 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:12:41,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:12:41,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:12:41,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:12:41,498 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:12:41,499 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:12:41,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:12:41,504 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:12:41,506 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:12:41,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:12:41,511 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:12:41,524 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:12:41,525 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:12:41,525 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:12:41,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:12:41,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:12:41,528 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:12:41,528 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:12:41,529 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:12:41,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:12:41,530 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:12:41,531 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:12:41,532 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:12:41,532 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:12:41,533 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:12:41,533 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:12:41,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:12:41,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:12:41,543 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-02 20:12:41,598 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:12:41,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:12:41,599 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:12:41,600 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:12:41,601 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:12:41,601 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:12:41,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:12:41,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:12:41,603 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:12:41,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:12:41,604 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:12:41,604 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:12:41,605 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:12:41,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:12:41,605 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:12:41,605 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:12:41,606 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-02 20:12:41,606 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-02 20:12:41,606 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-02 20:12:41,606 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:12:41,607 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:12:41,607 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:12:41,607 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:12:41,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:12:41,607 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:12:41,608 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:12:41,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:12:41,608 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:12:41,609 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:12:41,609 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:12:41,609 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-02 20:12:41,609 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-02 20:12:41,610 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:12:41,610 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:12:41,610 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:12:41,610 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-02 20:12:41,610 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54beaedde19fb88c3dc27e1161ae96882063bbaad8d02ac66ce4442258b91813 [2022-11-02 20:12:41,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:12:42,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:12:42,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:12:42,009 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:12:42,010 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:12:42,011 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/float-newlib/float_req_bl_1271b.c [2022-11-02 20:12:42,088 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/data/64f2e15d0/8de548169fd3453f9b6c33b9cefddbb8/FLAGa90d63c2e [2022-11-02 20:12:42,549 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:12:42,555 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/sv-benchmarks/c/float-newlib/float_req_bl_1271b.c [2022-11-02 20:12:42,567 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/data/64f2e15d0/8de548169fd3453f9b6c33b9cefddbb8/FLAGa90d63c2e [2022-11-02 20:12:42,903 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/data/64f2e15d0/8de548169fd3453f9b6c33b9cefddbb8 [2022-11-02 20:12:42,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:12:42,909 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:12:42,912 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:12:42,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:12:42,916 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:12:42,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:12:42" (1/1) ... [2022-11-02 20:12:42,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f7e8d07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:42, skipping insertion in model container [2022-11-02 20:12:42,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:12:42" (1/1) ... [2022-11-02 20:12:42,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:12:42,966 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:12:43,237 WARN L230 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_3e3682b0-4efc-4e45-9165-dd3cac40d75f/sv-benchmarks/c/float-newlib/float_req_bl_1271b.c[4883,4896] [2022-11-02 20:12:43,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:12:43,295 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:12:43,377 WARN L230 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_3e3682b0-4efc-4e45-9165-dd3cac40d75f/sv-benchmarks/c/float-newlib/float_req_bl_1271b.c[4883,4896] [2022-11-02 20:12:43,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:12:43,413 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:12:43,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:43 WrapperNode [2022-11-02 20:12:43,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:12:43,415 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:12:43,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:12:43,415 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:12:43,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:43" (1/1) ... [2022-11-02 20:12:43,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:43" (1/1) ... [2022-11-02 20:12:43,488 INFO L138 Inliner]: procedures = 22, calls = 76, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 261 [2022-11-02 20:12:43,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:12:43,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:12:43,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:12:43,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:12:43,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:43" (1/1) ... [2022-11-02 20:12:43,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:43" (1/1) ... [2022-11-02 20:12:43,523 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:43" (1/1) ... [2022-11-02 20:12:43,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:43" (1/1) ... [2022-11-02 20:12:43,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:43" (1/1) ... [2022-11-02 20:12:43,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:43" (1/1) ... [2022-11-02 20:12:43,562 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:43" (1/1) ... [2022-11-02 20:12:43,572 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:43" (1/1) ... [2022-11-02 20:12:43,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:12:43,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:12:43,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:12:43,577 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:12:43,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:43" (1/1) ... [2022-11-02 20:12:43,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:12:43,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:12:43,606 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:12:43,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:12:43,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:12:43,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-02 20:12:43,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:12:43,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-11-02 20:12:43,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-02 20:12:43,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:12:43,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:12:43,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2022-11-02 20:12:43,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-02 20:12:43,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:12:43,655 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2022-11-02 20:12:43,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2022-11-02 20:12:43,762 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:12:43,764 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:12:45,275 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:12:45,283 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:12:45,284 INFO L300 CfgBuilder]: Removed 34 assume(true) statements. [2022-11-02 20:12:45,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:12:45 BoogieIcfgContainer [2022-11-02 20:12:45,287 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:12:45,289 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:12:45,290 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:12:45,293 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:12:45,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:12:42" (1/3) ... [2022-11-02 20:12:45,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a65509e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:12:45, skipping insertion in model container [2022-11-02 20:12:45,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:12:43" (2/3) ... [2022-11-02 20:12:45,295 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a65509e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:12:45, skipping insertion in model container [2022-11-02 20:12:45,295 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:12:45" (3/3) ... [2022-11-02 20:12:45,296 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1271b.c [2022-11-02 20:12:45,315 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:12:45,316 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:12:45,374 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:12:45,381 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;@78615ade, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:12:45,381 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:12:45,386 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 87 states have (on average 1.6781609195402298) internal successors, (146), 88 states have internal predecessors, (146), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:12:45,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-02 20:12:45,393 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:12:45,394 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:12:45,395 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:12:45,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:12:45,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1119796192, now seen corresponding path program 1 times [2022-11-02 20:12:45,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:12:45,415 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [95138344] [2022-11-02 20:12:45,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:12:45,415 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:12:45,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:12:45,421 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:12:45,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-02 20:12:45,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:12:45,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-02 20:12:45,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:12:45,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:12:45,654 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:12:45,655 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:12:45,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [95138344] [2022-11-02 20:12:45,656 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [95138344] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:12:45,657 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:12:45,657 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:12:45,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989674915] [2022-11-02 20:12:45,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:12:45,665 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-02 20:12:45,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:12:45,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-02 20:12:45,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:12:45,709 INFO L87 Difference]: Start difference. First operand has 92 states, 87 states have (on average 1.6781609195402298) internal successors, (146), 88 states have internal predecessors, (146), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2022-11-02 20:12:45,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:12:45,768 INFO L93 Difference]: Finished difference Result 182 states and 300 transitions. [2022-11-02 20:12:45,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-02 20:12:45,770 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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) Word has length 18 [2022-11-02 20:12:45,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:12:45,780 INFO L225 Difference]: With dead ends: 182 [2022-11-02 20:12:45,781 INFO L226 Difference]: Without dead ends: 88 [2022-11-02 20:12:45,786 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:12:45,790 INFO L413 NwaCegarLoop]: 115 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, 115 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 [2022-11-02 20:12:45,792 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:12:45,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2022-11-02 20:12:45,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2022-11-02 20:12:45,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 84 states have (on average 1.2619047619047619) internal successors, (106), 84 states have internal predecessors, (106), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:12:45,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 110 transitions. [2022-11-02 20:12:45,869 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 110 transitions. Word has length 18 [2022-11-02 20:12:45,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:12:45,869 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 110 transitions. [2022-11-02 20:12:45,870 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2022-11-02 20:12:45,871 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 110 transitions. [2022-11-02 20:12:45,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-02 20:12:45,873 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:12:45,873 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:12:45,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-11-02 20:12:46,082 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:12:46,083 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:12:46,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:12:46,084 INFO L85 PathProgramCache]: Analyzing trace with hash 46998031, now seen corresponding path program 1 times [2022-11-02 20:12:46,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:12:46,085 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [138658131] [2022-11-02 20:12:46,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:12:46,085 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:12:46,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:12:46,090 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:12:46,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-02 20:12:46,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:12:46,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-02 20:12:46,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:12:46,584 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-02 20:12:46,889 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 28 [2022-11-02 20:12:47,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:12:47,831 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:12:47,832 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:12:47,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [138658131] [2022-11-02 20:12:47,832 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [138658131] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:12:47,832 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:12:47,833 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-02 20:12:47,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304290600] [2022-11-02 20:12:47,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:12:47,834 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-02 20:12:47,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:12:47,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:12:47,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:12:47,836 INFO L87 Difference]: Start difference. First operand 88 states and 110 transitions. Second operand has 12 states, 12 states have (on average 1.9166666666666667) internal successors, (23), 11 states have internal predecessors, (23), 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) [2022-11-02 20:12:49,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:12:49,576 INFO L93 Difference]: Finished difference Result 123 states and 153 transitions. [2022-11-02 20:12:49,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-02 20:12:49,581 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.9166666666666667) internal successors, (23), 11 states have internal predecessors, (23), 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) Word has length 23 [2022-11-02 20:12:49,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:12:49,582 INFO L225 Difference]: With dead ends: 123 [2022-11-02 20:12:49,582 INFO L226 Difference]: Without dead ends: 118 [2022-11-02 20:12:49,583 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2022-11-02 20:12:49,584 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 61 mSDsluCounter, 476 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 572 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 78 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-02 20:12:49,585 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 572 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 78 Unchecked, 1.5s Time] [2022-11-02 20:12:49,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2022-11-02 20:12:49,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 93. [2022-11-02 20:12:49,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 89 states have (on average 1.247191011235955) internal successors, (111), 89 states have internal predecessors, (111), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:12:49,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 115 transitions. [2022-11-02 20:12:49,596 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 115 transitions. Word has length 23 [2022-11-02 20:12:49,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:12:49,596 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 115 transitions. [2022-11-02 20:12:49,596 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.9166666666666667) internal successors, (23), 11 states have internal predecessors, (23), 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) [2022-11-02 20:12:49,597 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 115 transitions. [2022-11-02 20:12:49,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-02 20:12:49,598 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:12:49,598 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:12:49,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-11-02 20:12:49,814 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:12:49,814 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:12:49,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:12:49,815 INFO L85 PathProgramCache]: Analyzing trace with hash -346028979, now seen corresponding path program 1 times [2022-11-02 20:12:49,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:12:49,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [105240444] [2022-11-02 20:12:49,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:12:49,816 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:12:49,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:12:49,820 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:12:49,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-02 20:12:50,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:12:50,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:12:50,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:12:50,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:12:50,550 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:12:50,551 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:12:50,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [105240444] [2022-11-02 20:12:50,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [105240444] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:12:50,551 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:12:50,551 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:12:50,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184654165] [2022-11-02 20:12:50,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:12:50,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 20:12:50,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:12:50,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:12:50,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:12:50,553 INFO L87 Difference]: Start difference. First operand 93 states and 115 transitions. Second operand has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 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) [2022-11-02 20:12:50,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:12:50,569 INFO L93 Difference]: Finished difference Result 127 states and 157 transitions. [2022-11-02 20:12:50,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:12:50,569 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 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) Word has length 23 [2022-11-02 20:12:50,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:12:50,572 INFO L225 Difference]: With dead ends: 127 [2022-11-02 20:12:50,572 INFO L226 Difference]: Without dead ends: 122 [2022-11-02 20:12:50,573 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:12:50,574 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 71 mSDsluCounter, 436 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 563 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 131 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:12:50,574 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 563 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 131 Unchecked, 0.0s Time] [2022-11-02 20:12:50,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2022-11-02 20:12:50,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 88. [2022-11-02 20:12:50,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 84 states have (on average 1.25) internal successors, (105), 84 states have internal predecessors, (105), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:12:50,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 109 transitions. [2022-11-02 20:12:50,586 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 109 transitions. Word has length 23 [2022-11-02 20:12:50,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:12:50,587 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 109 transitions. [2022-11-02 20:12:50,587 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 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) [2022-11-02 20:12:50,587 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 109 transitions. [2022-11-02 20:12:50,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-02 20:12:50,588 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:12:50,588 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:12:50,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-02 20:12:50,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:12:50,815 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:12:50,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:12:50,816 INFO L85 PathProgramCache]: Analyzing trace with hash -1919950379, now seen corresponding path program 1 times [2022-11-02 20:12:50,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:12:50,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1145535249] [2022-11-02 20:12:50,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:12:50,817 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:12:50,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:12:50,818 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:12:50,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-02 20:12:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:12:50,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:12:50,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:12:51,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:12:51,395 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:12:51,396 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:12:51,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1145535249] [2022-11-02 20:12:51,396 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1145535249] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:12:51,396 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:12:51,396 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:12:51,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746440025] [2022-11-02 20:12:51,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:12:51,397 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 20:12:51,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:12:51,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:12:51,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:12:51,398 INFO L87 Difference]: Start difference. First operand 88 states and 109 transitions. Second operand has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 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) [2022-11-02 20:12:51,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:12:51,410 INFO L93 Difference]: Finished difference Result 154 states and 192 transitions. [2022-11-02 20:12:51,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:12:51,410 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 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) Word has length 26 [2022-11-02 20:12:51,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:12:51,411 INFO L225 Difference]: With dead ends: 154 [2022-11-02 20:12:51,411 INFO L226 Difference]: Without dead ends: 94 [2022-11-02 20:12:51,412 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:12:51,413 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 0 mSDsluCounter, 371 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 472 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 33 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:12:51,414 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 472 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 33 Unchecked, 0.0s Time] [2022-11-02 20:12:51,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2022-11-02 20:12:51,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2022-11-02 20:12:51,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 90 states have (on average 1.2333333333333334) internal successors, (111), 90 states have internal predecessors, (111), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:12:51,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 115 transitions. [2022-11-02 20:12:51,423 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 115 transitions. Word has length 26 [2022-11-02 20:12:51,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:12:51,423 INFO L495 AbstractCegarLoop]: Abstraction has 94 states and 115 transitions. [2022-11-02 20:12:51,424 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 7 states have internal predecessors, (26), 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) [2022-11-02 20:12:51,424 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 115 transitions. [2022-11-02 20:12:51,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-02 20:12:51,425 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:12:51,425 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:12:51,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-02 20:12:51,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:12:51,640 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:12:51,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:12:51,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1788210903, now seen corresponding path program 1 times [2022-11-02 20:12:51,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:12:51,641 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1628454348] [2022-11-02 20:12:51,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:12:51,642 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:12:51,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:12:51,643 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:12:51,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-02 20:12:51,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:12:51,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-02 20:12:51,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:12:52,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:12:52,140 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:12:52,140 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:12:52,140 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1628454348] [2022-11-02 20:12:52,140 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1628454348] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:12:52,140 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:12:52,141 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:12:52,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435462820] [2022-11-02 20:12:52,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:12:52,141 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:12:52,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:12:52,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:12:52,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:12:52,142 INFO L87 Difference]: Start difference. First operand 94 states and 115 transitions. Second operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 6 states have internal predecessors, (26), 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) [2022-11-02 20:12:52,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:12:52,152 INFO L93 Difference]: Finished difference Result 163 states and 202 transitions. [2022-11-02 20:12:52,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:12:52,153 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 6 states have internal predecessors, (26), 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) Word has length 26 [2022-11-02 20:12:52,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:12:52,154 INFO L225 Difference]: With dead ends: 163 [2022-11-02 20:12:52,154 INFO L226 Difference]: Without dead ends: 104 [2022-11-02 20:12:52,155 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:12:52,156 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 15 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 514 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 48 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:12:52,156 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 514 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 48 Unchecked, 0.0s Time] [2022-11-02 20:12:52,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2022-11-02 20:12:52,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 95. [2022-11-02 20:12:52,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 91 states have (on average 1.2307692307692308) internal successors, (112), 91 states have internal predecessors, (112), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:12:52,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 116 transitions. [2022-11-02 20:12:52,166 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 116 transitions. Word has length 26 [2022-11-02 20:12:52,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:12:52,166 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 116 transitions. [2022-11-02 20:12:52,166 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 6 states have internal predecessors, (26), 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) [2022-11-02 20:12:52,167 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 116 transitions. [2022-11-02 20:12:52,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-02 20:12:52,167 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:12:52,168 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:12:52,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-02 20:12:52,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:12:52,383 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:12:52,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:12:52,384 INFO L85 PathProgramCache]: Analyzing trace with hash -2087096916, now seen corresponding path program 1 times [2022-11-02 20:12:52,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:12:52,384 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [990886696] [2022-11-02 20:12:52,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:12:52,385 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:12:52,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:12:52,385 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:12:52,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-11-02 20:12:52,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:12:52,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:12:52,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:12:52,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:12:52,974 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:12:52,975 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:12:52,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [990886696] [2022-11-02 20:12:52,975 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [990886696] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:12:52,975 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:12:52,975 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:12:52,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946180143] [2022-11-02 20:12:52,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:12:52,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 20:12:52,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:12:52,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:12:52,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:12:52,977 INFO L87 Difference]: Start difference. First operand 95 states and 116 transitions. Second operand has 7 states, 7 states have (on average 4.0) internal successors, (28), 7 states have internal predecessors, (28), 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) [2022-11-02 20:12:52,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:12:52,986 INFO L93 Difference]: Finished difference Result 104 states and 127 transitions. [2022-11-02 20:12:52,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:12:52,986 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.0) internal successors, (28), 7 states have internal predecessors, (28), 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) Word has length 28 [2022-11-02 20:12:52,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:12:52,987 INFO L225 Difference]: With dead ends: 104 [2022-11-02 20:12:52,987 INFO L226 Difference]: Without dead ends: 97 [2022-11-02 20:12:52,988 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:12:52,989 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 0 mSDsluCounter, 448 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 546 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 44 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:12:52,989 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 546 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 44 Unchecked, 0.0s Time] [2022-11-02 20:12:52,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2022-11-02 20:12:52,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2022-11-02 20:12:52,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 93 states have (on average 1.2365591397849462) internal successors, (115), 93 states have internal predecessors, (115), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:12:52,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 119 transitions. [2022-11-02 20:12:52,998 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 119 transitions. Word has length 28 [2022-11-02 20:12:52,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:12:52,999 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 119 transitions. [2022-11-02 20:12:52,999 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.0) internal successors, (28), 7 states have internal predecessors, (28), 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) [2022-11-02 20:12:52,999 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 119 transitions. [2022-11-02 20:12:53,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-02 20:12:53,000 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:12:53,000 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:12:53,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-11-02 20:12:53,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:12:53,224 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:12:53,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:12:53,224 INFO L85 PathProgramCache]: Analyzing trace with hash -312089554, now seen corresponding path program 1 times [2022-11-02 20:12:53,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:12:53,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [85362265] [2022-11-02 20:12:53,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:12:53,225 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:12:53,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:12:53,226 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:12:53,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-11-02 20:12:53,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:12:53,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-02 20:12:53,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:12:57,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:12:57,982 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:12:57,982 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:12:57,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [85362265] [2022-11-02 20:12:57,982 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [85362265] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:12:57,982 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:12:57,982 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-02 20:12:57,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289657503] [2022-11-02 20:12:57,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:12:57,983 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-02 20:12:57,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:12:57,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:12:57,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=103, Unknown=1, NotChecked=0, Total=132 [2022-11-02 20:12:57,984 INFO L87 Difference]: Start difference. First operand 97 states and 119 transitions. Second operand has 12 states, 12 states have (on average 2.3333333333333335) internal successors, (28), 11 states have internal predecessors, (28), 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) [2022-11-02 20:13:01,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-02 20:13:02,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-02 20:13:06,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:13:06,100 INFO L93 Difference]: Finished difference Result 164 states and 203 transitions. [2022-11-02 20:13:06,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-02 20:13:06,104 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 2.3333333333333335) internal successors, (28), 11 states have internal predecessors, (28), 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) Word has length 28 [2022-11-02 20:13:06,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:13:06,105 INFO L225 Difference]: With dead ends: 164 [2022-11-02 20:13:06,106 INFO L226 Difference]: Without dead ends: 158 [2022-11-02 20:13:06,106 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=39, Invalid=142, Unknown=1, NotChecked=0, Total=182 [2022-11-02 20:13:06,107 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 87 mSDsluCounter, 958 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 1104 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 190 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2022-11-02 20:13:06,107 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 1104 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 59 Invalid, 0 Unknown, 190 Unchecked, 6.9s Time] [2022-11-02 20:13:06,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2022-11-02 20:13:06,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 98. [2022-11-02 20:13:06,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 94 states have (on average 1.2340425531914894) internal successors, (116), 94 states have internal predecessors, (116), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:13:06,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 120 transitions. [2022-11-02 20:13:06,116 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 120 transitions. Word has length 28 [2022-11-02 20:13:06,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:13:06,116 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 120 transitions. [2022-11-02 20:13:06,117 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.3333333333333335) internal successors, (28), 11 states have internal predecessors, (28), 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) [2022-11-02 20:13:06,117 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 120 transitions. [2022-11-02 20:13:06,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-02 20:13:06,117 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:13:06,117 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:13:06,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-11-02 20:13:06,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:13:06,330 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:13:06,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:13:06,331 INFO L85 PathProgramCache]: Analyzing trace with hash -369347856, now seen corresponding path program 1 times [2022-11-02 20:13:06,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:13:06,331 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [197829787] [2022-11-02 20:13:06,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:13:06,331 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:13:06,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:13:06,332 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:13:06,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-11-02 20:13:06,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:06,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-02 20:13:06,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:13:06,581 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-02 20:13:06,896 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 21 [2022-11-02 20:13:07,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:13:07,394 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:13:07,394 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:13:07,394 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [197829787] [2022-11-02 20:13:07,394 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [197829787] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:13:07,394 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:13:07,395 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-02 20:13:07,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318846153] [2022-11-02 20:13:07,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:13:07,395 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-02 20:13:07,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:13:07,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-02 20:13:07,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:13:07,396 INFO L87 Difference]: Start difference. First operand 98 states and 120 transitions. Second operand has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 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) [2022-11-02 20:13:07,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:13:07,465 INFO L93 Difference]: Finished difference Result 104 states and 125 transitions. [2022-11-02 20:13:07,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-02 20:13:07,466 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 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) Word has length 28 [2022-11-02 20:13:07,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:13:07,467 INFO L225 Difference]: With dead ends: 104 [2022-11-02 20:13:07,467 INFO L226 Difference]: Without dead ends: 96 [2022-11-02 20:13:07,467 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-11-02 20:13:07,468 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 5 mSDsluCounter, 680 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 778 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 122 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:13:07,468 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 778 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 122 Unchecked, 0.0s Time] [2022-11-02 20:13:07,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2022-11-02 20:13:07,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2022-11-02 20:13:07,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 92 states have (on average 1.2282608695652173) internal successors, (113), 92 states have internal predecessors, (113), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:13:07,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 117 transitions. [2022-11-02 20:13:07,477 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 117 transitions. Word has length 28 [2022-11-02 20:13:07,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:13:07,477 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 117 transitions. [2022-11-02 20:13:07,477 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 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) [2022-11-02 20:13:07,478 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 117 transitions. [2022-11-02 20:13:07,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-02 20:13:07,478 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:13:07,479 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:13:07,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-11-02 20:13:07,690 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:13:07,690 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:13:07,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:13:07,691 INFO L85 PathProgramCache]: Analyzing trace with hash 928006702, now seen corresponding path program 1 times [2022-11-02 20:13:07,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:13:07,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [364378281] [2022-11-02 20:13:07,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:13:07,692 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:13:07,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:13:07,692 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:13:07,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-11-02 20:13:07,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:07,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-02 20:13:07,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:13:07,948 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-02 20:13:08,291 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 21 [2022-11-02 20:13:08,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:13:08,785 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:13:08,785 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:13:08,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [364378281] [2022-11-02 20:13:08,785 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [364378281] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:13:08,785 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:13:08,786 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-02 20:13:08,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425721214] [2022-11-02 20:13:08,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:13:08,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-02 20:13:08,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:13:08,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-02 20:13:08,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:13:08,787 INFO L87 Difference]: Start difference. First operand 96 states and 117 transitions. Second operand has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 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) [2022-11-02 20:13:08,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:13:08,869 INFO L93 Difference]: Finished difference Result 101 states and 121 transitions. [2022-11-02 20:13:08,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-02 20:13:08,870 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 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) Word has length 28 [2022-11-02 20:13:08,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:13:08,871 INFO L225 Difference]: With dead ends: 101 [2022-11-02 20:13:08,871 INFO L226 Difference]: Without dead ends: 93 [2022-11-02 20:13:08,871 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2022-11-02 20:13:08,872 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 8 mSDsluCounter, 504 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 601 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 92 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:13:08,873 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 601 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 92 Unchecked, 0.0s Time] [2022-11-02 20:13:08,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2022-11-02 20:13:08,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 92. [2022-11-02 20:13:08,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 88 states have (on average 1.2045454545454546) internal successors, (106), 88 states have internal predecessors, (106), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:13:08,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 110 transitions. [2022-11-02 20:13:08,885 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 110 transitions. Word has length 28 [2022-11-02 20:13:08,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:13:08,887 INFO L495 AbstractCegarLoop]: Abstraction has 92 states and 110 transitions. [2022-11-02 20:13:08,888 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 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) [2022-11-02 20:13:08,888 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 110 transitions. [2022-11-02 20:13:08,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-02 20:13:08,889 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:13:08,889 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:13:08,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2022-11-02 20:13:09,093 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:13:09,093 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:13:09,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:13:09,094 INFO L85 PathProgramCache]: Analyzing trace with hash -1247669778, now seen corresponding path program 1 times [2022-11-02 20:13:09,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:13:09,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [231345944] [2022-11-02 20:13:09,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:13:09,095 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:13:09,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:13:09,097 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:13:09,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-11-02 20:13:09,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:09,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-02 20:13:09,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:13:10,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:13:10,408 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:13:10,408 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:13:10,408 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [231345944] [2022-11-02 20:13:10,408 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [231345944] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:13:10,409 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:13:10,409 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:13:10,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286558069] [2022-11-02 20:13:10,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:13:10,409 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 20:13:10,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:13:10,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:13:10,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:13:10,410 INFO L87 Difference]: Start difference. First operand 92 states and 110 transitions. Second operand has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 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) [2022-11-02 20:13:10,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:13:10,418 INFO L93 Difference]: Finished difference Result 104 states and 123 transitions. [2022-11-02 20:13:10,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:13:10,418 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 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) Word has length 31 [2022-11-02 20:13:10,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:13:10,419 INFO L225 Difference]: With dead ends: 104 [2022-11-02 20:13:10,419 INFO L226 Difference]: Without dead ends: 99 [2022-11-02 20:13:10,420 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 24 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:13:10,420 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 2 mSDsluCounter, 323 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 46 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:13:10,421 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 416 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 46 Unchecked, 0.0s Time] [2022-11-02 20:13:10,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2022-11-02 20:13:10,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2022-11-02 20:13:10,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 95 states have (on average 1.2) internal successors, (114), 95 states have internal predecessors, (114), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:13:10,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 118 transitions. [2022-11-02 20:13:10,429 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 118 transitions. Word has length 31 [2022-11-02 20:13:10,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:13:10,435 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 118 transitions. [2022-11-02 20:13:10,435 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 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) [2022-11-02 20:13:10,435 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 118 transitions. [2022-11-02 20:13:10,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-02 20:13:10,436 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:13:10,436 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:13:10,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2022-11-02 20:13:10,651 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:13:10,652 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:13:10,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:13:10,652 INFO L85 PathProgramCache]: Analyzing trace with hash 1053152812, now seen corresponding path program 1 times [2022-11-02 20:13:10,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:13:10,653 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [887669393] [2022-11-02 20:13:10,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:13:10,653 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:13:10,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:13:10,654 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:13:10,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2022-11-02 20:13:10,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:10,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-02 20:13:10,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:13:11,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:13:11,757 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:13:11,757 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:13:11,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [887669393] [2022-11-02 20:13:11,757 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [887669393] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:13:11,757 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:13:11,757 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:13:11,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560247749] [2022-11-02 20:13:11,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:13:11,758 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 20:13:11,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:13:11,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:13:11,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:13:11,759 INFO L87 Difference]: Start difference. First operand 99 states and 118 transitions. Second operand has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 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) [2022-11-02 20:13:11,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:13:11,838 INFO L93 Difference]: Finished difference Result 104 states and 122 transitions. [2022-11-02 20:13:11,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:13:11,838 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 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) Word has length 31 [2022-11-02 20:13:11,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:13:11,839 INFO L225 Difference]: With dead ends: 104 [2022-11-02 20:13:11,839 INFO L226 Difference]: Without dead ends: 99 [2022-11-02 20:13:11,840 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:13:11,840 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 4 mSDsluCounter, 423 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 527 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 101 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:13:11,841 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 527 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 101 Unchecked, 0.0s Time] [2022-11-02 20:13:11,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2022-11-02 20:13:11,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 92. [2022-11-02 20:13:11,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 88 states have (on average 1.1931818181818181) internal successors, (105), 88 states have internal predecessors, (105), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:13:11,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 109 transitions. [2022-11-02 20:13:11,849 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 109 transitions. Word has length 31 [2022-11-02 20:13:11,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:13:11,849 INFO L495 AbstractCegarLoop]: Abstraction has 92 states and 109 transitions. [2022-11-02 20:13:11,850 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 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) [2022-11-02 20:13:11,850 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 109 transitions. [2022-11-02 20:13:11,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-02 20:13:11,859 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:13:11,859 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:13:11,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2022-11-02 20:13:12,066 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:13:12,066 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:13:12,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:13:12,066 INFO L85 PathProgramCache]: Analyzing trace with hash -727928753, now seen corresponding path program 1 times [2022-11-02 20:13:12,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:13:12,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1589413] [2022-11-02 20:13:12,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:13:12,067 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:13:12,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:13:12,068 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:13:12,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2022-11-02 20:13:12,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:12,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-02 20:13:12,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:13:13,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:13:13,158 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:13:13,158 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:13:13,158 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1589413] [2022-11-02 20:13:13,158 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1589413] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:13:13,158 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:13:13,159 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-02 20:13:13,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347089041] [2022-11-02 20:13:13,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:13:13,159 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-02 20:13:13,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:13:13,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-02 20:13:13,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:13:13,160 INFO L87 Difference]: Start difference. First operand 92 states and 109 transitions. Second operand has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:13:13,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:13:13,169 INFO L93 Difference]: Finished difference Result 142 states and 172 transitions. [2022-11-02 20:13:13,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:13:13,169 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 40 [2022-11-02 20:13:13,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:13:13,170 INFO L225 Difference]: With dead ends: 142 [2022-11-02 20:13:13,170 INFO L226 Difference]: Without dead ends: 91 [2022-11-02 20:13:13,171 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:13:13,172 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 1 mSDsluCounter, 433 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 532 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 40 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:13:13,172 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 532 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 40 Unchecked, 0.0s Time] [2022-11-02 20:13:13,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2022-11-02 20:13:13,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 85. [2022-11-02 20:13:13,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 81 states have (on average 1.1975308641975309) internal successors, (97), 81 states have internal predecessors, (97), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:13:13,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 101 transitions. [2022-11-02 20:13:13,179 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 101 transitions. Word has length 40 [2022-11-02 20:13:13,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:13:13,180 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 101 transitions. [2022-11-02 20:13:13,180 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:13:13,180 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 101 transitions. [2022-11-02 20:13:13,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-02 20:13:13,181 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:13:13,181 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:13:13,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2022-11-02 20:13:13,390 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:13:13,390 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:13:13,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:13:13,391 INFO L85 PathProgramCache]: Analyzing trace with hash -320463066, now seen corresponding path program 1 times [2022-11-02 20:13:13,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:13:13,391 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1084164384] [2022-11-02 20:13:13,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:13:13,391 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:13:13,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:13:13,393 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:13:13,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2022-11-02 20:13:13,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:13,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:13:13,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:13:14,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:13:14,003 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:13:14,003 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:13:14,004 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1084164384] [2022-11-02 20:13:14,004 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1084164384] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:13:14,004 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:13:14,004 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:13:14,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487020168] [2022-11-02 20:13:14,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:13:14,005 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:13:14,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:13:14,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:13:14,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:13:14,005 INFO L87 Difference]: Start difference. First operand 85 states and 101 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:13:15,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-02 20:13:17,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-02 20:13:19,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-02 20:13:22,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-02 20:13:24,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-02 20:13:24,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:13:24,175 INFO L93 Difference]: Finished difference Result 138 states and 159 transitions. [2022-11-02 20:13:24,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:13:24,176 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 45 [2022-11-02 20:13:24,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:13:24,177 INFO L225 Difference]: With dead ends: 138 [2022-11-02 20:13:24,178 INFO L226 Difference]: Without dead ends: 130 [2022-11-02 20:13:24,178 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:13:24,179 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 44 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:13:24,179 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 307 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 4 Unknown, 0 Unchecked, 10.2s Time] [2022-11-02 20:13:24,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2022-11-02 20:13:24,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 117. [2022-11-02 20:13:24,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 109 states have (on average 1.165137614678899) internal successors, (127), 109 states have internal predecessors, (127), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-02 20:13:24,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 139 transitions. [2022-11-02 20:13:24,189 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 139 transitions. Word has length 45 [2022-11-02 20:13:24,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:13:24,189 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 139 transitions. [2022-11-02 20:13:24,189 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:13:24,190 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 139 transitions. [2022-11-02 20:13:24,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-02 20:13:24,190 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:13:24,191 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:13:24,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (14)] Ended with exit code 0 [2022-11-02 20:13:24,413 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:13:24,414 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:13:24,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:13:24,414 INFO L85 PathProgramCache]: Analyzing trace with hash 1448939839, now seen corresponding path program 1 times [2022-11-02 20:13:24,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:13:24,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [177738086] [2022-11-02 20:13:24,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:13:24,415 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:13:24,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:13:24,415 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:13:24,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2022-11-02 20:13:24,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:25,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-02 20:13:25,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:13:25,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:13:25,530 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:13:25,530 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:13:25,531 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [177738086] [2022-11-02 20:13:25,531 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [177738086] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:13:25,531 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:13:25,531 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:13:25,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847330955] [2022-11-02 20:13:25,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:13:25,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 20:13:25,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:13:25,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:13:25,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:13:25,532 INFO L87 Difference]: Start difference. First operand 117 states and 139 transitions. Second operand has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:13:25,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:13:25,543 INFO L93 Difference]: Finished difference Result 220 states and 263 transitions. [2022-11-02 20:13:25,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:13:25,544 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 48 [2022-11-02 20:13:25,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:13:25,545 INFO L225 Difference]: With dead ends: 220 [2022-11-02 20:13:25,545 INFO L226 Difference]: Without dead ends: 117 [2022-11-02 20:13:25,546 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 41 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:13:25,546 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 0 mSDsluCounter, 428 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 521 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 38 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:13:25,547 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 521 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 38 Unchecked, 0.0s Time] [2022-11-02 20:13:25,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2022-11-02 20:13:25,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2022-11-02 20:13:25,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 109 states have (on average 1.1559633027522935) internal successors, (126), 109 states have internal predecessors, (126), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-02 20:13:25,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 138 transitions. [2022-11-02 20:13:25,562 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 138 transitions. Word has length 48 [2022-11-02 20:13:25,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:13:25,563 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 138 transitions. [2022-11-02 20:13:25,563 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:13:25,563 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 138 transitions. [2022-11-02 20:13:25,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-02 20:13:25,564 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:13:25,564 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:13:25,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2022-11-02 20:13:25,778 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:13:25,778 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:13:25,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:13:25,779 INFO L85 PathProgramCache]: Analyzing trace with hash 604934337, now seen corresponding path program 1 times [2022-11-02 20:13:25,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:13:25,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [49854142] [2022-11-02 20:13:25,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:13:25,779 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:13:25,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:13:25,781 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:13:25,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2022-11-02 20:13:26,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:13:26,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-02 20:13:26,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:13:27,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:13:27,007 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:13:27,008 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:13:27,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [49854142] [2022-11-02 20:13:27,008 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [49854142] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:13:27,008 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:13:27,008 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-02 20:13:27,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262990867] [2022-11-02 20:13:27,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:13:27,009 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-02 20:13:27,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:13:27,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-02 20:13:27,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:13:27,010 INFO L87 Difference]: Start difference. First operand 117 states and 138 transitions. Second operand has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:13:27,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:13:27,015 INFO L93 Difference]: Finished difference Result 117 states and 138 transitions. [2022-11-02 20:13:27,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:13:27,016 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 48 [2022-11-02 20:13:27,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:13:27,016 INFO L225 Difference]: With dead ends: 117 [2022-11-02 20:13:27,016 INFO L226 Difference]: Without dead ends: 0 [2022-11-02 20:13:27,017 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:13:27,018 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 1 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 13 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:13:27,018 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 60 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 13 Unchecked, 0.0s Time] [2022-11-02 20:13:27,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-02 20:13:27,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-02 20:13:27,019 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) [2022-11-02 20:13:27,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-02 20:13:27,019 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 48 [2022-11-02 20:13:27,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:13:27,019 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:13:27,020 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:13:27,020 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:13:27,020 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-02 20:13:27,022 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 20:13:27,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2022-11-02 20:13:27,241 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:13:27,243 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-02 20:13:29,787 INFO L895 garLoopResultBuilder]: At program point L184(line 184) the Hoare annotation is: false [2022-11-02 20:13:29,787 INFO L899 garLoopResultBuilder]: For program point L184-1(line 184) no Hoare annotation was computed. [2022-11-02 20:13:29,788 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 151 155) no Hoare annotation was computed. [2022-11-02 20:13:29,788 INFO L895 garLoopResultBuilder]: At program point L151-2(lines 151 155) the Hoare annotation is: false [2022-11-02 20:13:29,788 INFO L899 garLoopResultBuilder]: For program point L151-3(lines 151 155) no Hoare annotation was computed. [2022-11-02 20:13:29,788 INFO L899 garLoopResultBuilder]: For program point L168(lines 168 172) no Hoare annotation was computed. [2022-11-02 20:13:29,788 INFO L895 garLoopResultBuilder]: At program point L168-1(lines 159 173) the Hoare annotation is: false [2022-11-02 20:13:29,788 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-02 20:13:29,788 INFO L899 garLoopResultBuilder]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2022-11-02 20:13:29,788 INFO L895 garLoopResultBuilder]: At program point L218-2(lines 218 222) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) |ULTIMATE.start_main_~y~0#1|)) (= |ULTIMATE.start_isfinite_float_~x#1| |ULTIMATE.start_main_~x~0#1|) (= currentRoundingMode roundNearestTiesToEven)) [2022-11-02 20:13:29,788 INFO L899 garLoopResultBuilder]: For program point L218-3(lines 218 222) no Hoare annotation was computed. [2022-11-02 20:13:29,789 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 202 206) no Hoare annotation was computed. [2022-11-02 20:13:29,789 INFO L895 garLoopResultBuilder]: At program point L202-2(lines 202 206) the Hoare annotation is: false [2022-11-02 20:13:29,789 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 136 140) no Hoare annotation was computed. [2022-11-02 20:13:29,789 INFO L899 garLoopResultBuilder]: For program point L202-3(lines 202 206) no Hoare annotation was computed. [2022-11-02 20:13:29,789 INFO L895 garLoopResultBuilder]: At program point L136-2(lines 136 140) the Hoare annotation is: false [2022-11-02 20:13:29,789 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 87 91) no Hoare annotation was computed. [2022-11-02 20:13:29,790 INFO L895 garLoopResultBuilder]: At program point L87-2(lines 87 91) the Hoare annotation is: (let ((.cse0 (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (and (= .cse0 |ULTIMATE.start_main_~y~0#1|) (exists ((|v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14| (_ BitVec 32))) (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) |ULTIMATE.start___ieee754_hypotf_~x#1|) (bvslt (bvand (_ bv2147483647 32) .cse1) (_ bv2139095040 32))))) (= |ULTIMATE.start___ieee754_hypotf_~y#1| .cse0) (= currentRoundingMode roundNearestTiesToEven))) [2022-11-02 20:13:29,790 INFO L899 garLoopResultBuilder]: For program point L87-3(lines 87 91) no Hoare annotation was computed. [2022-11-02 20:13:29,790 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 187 191) no Hoare annotation was computed. [2022-11-02 20:13:29,790 INFO L895 garLoopResultBuilder]: At program point L187-2(lines 187 191) the Hoare annotation is: false [2022-11-02 20:13:29,790 INFO L899 garLoopResultBuilder]: For program point L187-3(lines 187 191) no Hoare annotation was computed. [2022-11-02 20:13:29,790 INFO L899 garLoopResultBuilder]: For program point L237(lines 237 244) no Hoare annotation was computed. [2022-11-02 20:13:29,790 INFO L899 garLoopResultBuilder]: For program point L237-2(lines 237 244) no Hoare annotation was computed. [2022-11-02 20:13:29,790 INFO L899 garLoopResultBuilder]: For program point L123(lines 123 146) no Hoare annotation was computed. [2022-11-02 20:13:29,790 INFO L899 garLoopResultBuilder]: For program point L123-1(lines 83 210) no Hoare annotation was computed. [2022-11-02 20:13:29,791 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-02 20:13:29,791 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 131) no Hoare annotation was computed. [2022-11-02 20:13:29,791 INFO L899 garLoopResultBuilder]: For program point L240(lines 240 243) no Hoare annotation was computed. [2022-11-02 20:13:29,791 INFO L899 garLoopResultBuilder]: For program point L141(lines 141 145) no Hoare annotation was computed. [2022-11-02 20:13:29,791 INFO L895 garLoopResultBuilder]: At program point L141-1(lines 123 146) the Hoare annotation is: false [2022-11-02 20:13:29,791 INFO L895 garLoopResultBuilder]: At program point L224(lines 216 225) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) |ULTIMATE.start_main_~y~0#1|)) (= currentRoundingMode roundNearestTiesToEven) (or (and (exists ((|v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12|) (_ bv0 32)))) (and (not (bvslt (bvand (_ bv2147483647 32) .cse0) (_ bv2139095040 32))) (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) |ULTIMATE.start_main_~x~0#1|)))) (= |ULTIMATE.start_isfinite_float_#res#1| (_ bv0 32))) (and (exists ((|v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12| (_ BitVec 32))) (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12|) (_ bv0 32)))) (and (bvslt (bvand (_ bv2147483647 32) .cse1) (_ bv2139095040 32)) (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) |ULTIMATE.start_main_~x~0#1|)))) (= |ULTIMATE.start_isfinite_float_#res#1| (_ bv1 32))))) [2022-11-02 20:13:29,792 INFO L899 garLoopResultBuilder]: For program point L241(line 241) no Hoare annotation was computed. [2022-11-02 20:13:29,792 INFO L899 garLoopResultBuilder]: For program point L109(lines 109 113) no Hoare annotation was computed. [2022-11-02 20:13:29,792 INFO L895 garLoopResultBuilder]: At program point L109-1(lines 83 210) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26| (_ BitVec 32)) (v_arrayElimCell_2 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) |v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26|) ((_ extract 30 23) |v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26|) ((_ extract 22 0) |v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26|)) (fp ((_ extract 31 31) v_arrayElimCell_2) ((_ extract 30 23) v_arrayElimCell_2) ((_ extract 22 0) v_arrayElimCell_2))) (= |ULTIMATE.start___ieee754_hypotf_~hb~0#1| (bvand |v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26| (_ bv2147483647 32))) (bvslt (bvand (_ bv2147483647 32) v_arrayElimCell_2) (_ bv2139095040 32)))) (exists ((|v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (= (bvand (_ bv2147483647 32) .cse0) |ULTIMATE.start___ieee754_hypotf_~ha~0#1|)))) (= currentRoundingMode roundNearestTiesToEven)) [2022-11-02 20:13:29,792 INFO L899 garLoopResultBuilder]: For program point L126(lines 126 127) no Hoare annotation was computed. [2022-11-02 20:13:29,792 INFO L899 garLoopResultBuilder]: For program point L93-1(lines 93 97) no Hoare annotation was computed. [2022-11-02 20:13:29,793 INFO L899 garLoopResultBuilder]: For program point L126-2(lines 124 131) no Hoare annotation was computed. [2022-11-02 20:13:29,793 INFO L895 garLoopResultBuilder]: At program point L93-2(lines 93 97) the Hoare annotation is: (let ((.cse0 (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (and (= .cse0 |ULTIMATE.start_main_~y~0#1|) (exists ((|v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28| (_ BitVec 32))) (and (= |ULTIMATE.start___ieee754_hypotf_~ha~0#1| (bvand |v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28| (_ bv2147483647 32))) (exists ((v_arrayElimCell_3 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) |v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28|) ((_ extract 30 23) |v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28|) ((_ extract 22 0) |v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28|)) (fp ((_ extract 31 31) v_arrayElimCell_3) ((_ extract 30 23) v_arrayElimCell_3) ((_ extract 22 0) v_arrayElimCell_3))) (bvslt (bvand (_ bv2147483647 32) v_arrayElimCell_3) (_ bv2139095040 32)))))) (= |ULTIMATE.start___ieee754_hypotf_~y#1| .cse0) (= currentRoundingMode roundNearestTiesToEven))) [2022-11-02 20:13:29,793 INFO L899 garLoopResultBuilder]: For program point L93-3(lines 93 97) no Hoare annotation was computed. [2022-11-02 20:13:29,793 INFO L895 garLoopResultBuilder]: At program point L209(lines 83 210) the Hoare annotation is: (exists ((|ULTIMATE.start___ieee754_hypotf_~ha~0#1| (_ BitVec 32)) (|ULTIMATE.start___ieee754_hypotf_~b~0#1| (_ FloatingPoint 8 24))) (and (not (bvslt |ULTIMATE.start___ieee754_hypotf_~ha~0#1| (_ bv2139095040 32))) (not (= |ULTIMATE.start___ieee754_hypotf_~ha~0#1| (_ bv2139095040 32))) (= |ULTIMATE.start___ieee754_hypotf_#res#1| (fp.add roundNearestTiesToEven (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_hypotf_~ha~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_hypotf_~ha~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_hypotf_~ha~0#1|)) |ULTIMATE.start___ieee754_hypotf_~b~0#1|)))) [2022-11-02 20:13:29,793 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 193 197) no Hoare annotation was computed. [2022-11-02 20:13:29,794 INFO L895 garLoopResultBuilder]: At program point L193-2(lines 193 197) the Hoare annotation is: false [2022-11-02 20:13:29,794 INFO L899 garLoopResultBuilder]: For program point L193-3(lines 193 197) no Hoare annotation was computed. [2022-11-02 20:13:29,794 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-02 20:13:29,794 INFO L899 garLoopResultBuilder]: For program point L177(lines 177 200) no Hoare annotation was computed. [2022-11-02 20:13:29,794 INFO L899 garLoopResultBuilder]: For program point L177-2(lines 83 210) no Hoare annotation was computed. [2022-11-02 20:13:29,794 INFO L899 garLoopResultBuilder]: For program point L128-1(lines 128 129) no Hoare annotation was computed. [2022-11-02 20:13:29,794 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 178 182) no Hoare annotation was computed. [2022-11-02 20:13:29,795 INFO L895 garLoopResultBuilder]: At program point L178-2(lines 178 182) the Hoare annotation is: false [2022-11-02 20:13:29,795 INFO L899 garLoopResultBuilder]: For program point L178-3(lines 178 182) no Hoare annotation was computed. [2022-11-02 20:13:29,795 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 163 167) no Hoare annotation was computed. [2022-11-02 20:13:29,795 INFO L895 garLoopResultBuilder]: At program point L163-2(lines 163 167) the Hoare annotation is: false [2022-11-02 20:13:29,795 INFO L902 garLoopResultBuilder]: At program point L246(lines 227 247) the Hoare annotation is: true [2022-11-02 20:13:29,795 INFO L895 garLoopResultBuilder]: At program point L213(line 213) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_isnan_float_#res#1|) [2022-11-02 20:13:29,795 INFO L899 garLoopResultBuilder]: For program point L147(lines 147 174) no Hoare annotation was computed. [2022-11-02 20:13:29,796 INFO L899 garLoopResultBuilder]: For program point L114(lines 114 118) no Hoare annotation was computed. [2022-11-02 20:13:29,796 INFO L895 garLoopResultBuilder]: At program point L114-1(lines 83 210) the Hoare annotation is: (and (exists ((v_arrayElimCell_1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_arrayElimCell_1) ((_ extract 30 23) v_arrayElimCell_1) ((_ extract 22 0) v_arrayElimCell_1)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (= (let ((.cse0 (bvand (_ bv2147483647 32) v_arrayElimCell_1))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) |ULTIMATE.start___ieee754_hypotf_~a~0#1|))) (exists ((|v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26| (_ BitVec 32)) (v_arrayElimCell_2 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) |v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26|) ((_ extract 30 23) |v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26|) ((_ extract 22 0) |v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26|)) (fp ((_ extract 31 31) v_arrayElimCell_2) ((_ extract 30 23) v_arrayElimCell_2) ((_ extract 22 0) v_arrayElimCell_2))) (= |ULTIMATE.start___ieee754_hypotf_~hb~0#1| (bvand |v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26| (_ bv2147483647 32))) (bvslt (bvand (_ bv2147483647 32) v_arrayElimCell_2) (_ bv2139095040 32)))) (= currentRoundingMode roundNearestTiesToEven) (exists ((|v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (bvand (_ bv2147483647 32) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29|) |ULTIMATE.start___ieee754_hypotf_~ha~0#1|) (= (fp ((_ extract 31 31) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29|) ((_ extract 30 23) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29|) ((_ extract 22 0) |v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))))) [2022-11-02 20:13:29,796 INFO L899 garLoopResultBuilder]: For program point L114-2(lines 83 210) no Hoare annotation was computed. [2022-11-02 20:13:29,796 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-02 20:13:29,797 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 241) no Hoare annotation was computed. [2022-11-02 20:13:29,797 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 173) no Hoare annotation was computed. [2022-11-02 20:13:29,797 INFO L899 garLoopResultBuilder]: For program point L99(lines 99 108) no Hoare annotation was computed. [2022-11-02 20:13:29,797 INFO L895 garLoopResultBuilder]: At program point L199(line 199) the Hoare annotation is: false [2022-11-02 20:13:29,797 INFO L899 garLoopResultBuilder]: For program point L199-1(line 199) no Hoare annotation was computed. [2022-11-02 20:13:29,797 INFO L899 garLoopResultBuilder]: For program point L150(lines 150 173) no Hoare annotation was computed. [2022-11-02 20:13:29,798 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 32) no Hoare annotation was computed. [2022-11-02 20:13:29,798 INFO L902 garLoopResultBuilder]: At program point L52-2(lines 52 61) the Hoare annotation is: true [2022-11-02 20:13:29,798 INFO L899 garLoopResultBuilder]: For program point L52-3(lines 16 81) no Hoare annotation was computed. [2022-11-02 20:13:29,798 INFO L899 garLoopResultBuilder]: For program point L44(lines 44 45) no Hoare annotation was computed. [2022-11-02 20:13:29,798 INFO L899 garLoopResultBuilder]: For program point L44-2(lines 44 45) no Hoare annotation was computed. [2022-11-02 20:13:29,798 INFO L899 garLoopResultBuilder]: For program point L65(lines 65 71) no Hoare annotation was computed. [2022-11-02 20:13:29,799 INFO L899 garLoopResultBuilder]: For program point L28(lines 28 29) no Hoare annotation was computed. [2022-11-02 20:13:29,799 INFO L902 garLoopResultBuilder]: At program point __ieee754_sqrtfENTRY(lines 16 81) the Hoare annotation is: true [2022-11-02 20:13:29,799 INFO L899 garLoopResultBuilder]: For program point __ieee754_sqrtfFINAL(lines 16 81) no Hoare annotation was computed. [2022-11-02 20:13:29,799 INFO L899 garLoopResultBuilder]: For program point L37(lines 37 41) no Hoare annotation was computed. [2022-11-02 20:13:29,799 INFO L899 garLoopResultBuilder]: For program point L37-2(lines 37 41) no Hoare annotation was computed. [2022-11-02 20:13:29,799 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 34) no Hoare annotation was computed. [2022-11-02 20:13:29,799 INFO L899 garLoopResultBuilder]: For program point L54(lines 54 58) no Hoare annotation was computed. [2022-11-02 20:13:29,800 INFO L899 garLoopResultBuilder]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2022-11-02 20:13:29,800 INFO L899 garLoopResultBuilder]: For program point L54-2(lines 54 58) no Hoare annotation was computed. [2022-11-02 20:13:29,800 INFO L899 garLoopResultBuilder]: For program point __ieee754_sqrtfEXIT(lines 16 81) no Hoare annotation was computed. [2022-11-02 20:13:29,800 INFO L902 garLoopResultBuilder]: At program point L21-2(lines 21 25) the Hoare annotation is: true [2022-11-02 20:13:29,800 INFO L899 garLoopResultBuilder]: For program point L21-3(lines 21 25) no Hoare annotation was computed. [2022-11-02 20:13:29,800 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 75 79) no Hoare annotation was computed. [2022-11-02 20:13:29,801 INFO L902 garLoopResultBuilder]: At program point L75-2(lines 75 79) the Hoare annotation is: true [2022-11-02 20:13:29,801 INFO L899 garLoopResultBuilder]: For program point L75-3(lines 75 79) no Hoare annotation was computed. [2022-11-02 20:13:29,801 INFO L899 garLoopResultBuilder]: For program point L38-2(lines 38 39) no Hoare annotation was computed. [2022-11-02 20:13:29,801 INFO L902 garLoopResultBuilder]: At program point L38-3(lines 38 39) the Hoare annotation is: true [2022-11-02 20:13:29,801 INFO L899 garLoopResultBuilder]: For program point L67(lines 67 70) no Hoare annotation was computed. [2022-11-02 20:13:29,801 INFO L899 garLoopResultBuilder]: For program point L38-4(lines 38 39) no Hoare annotation was computed. [2022-11-02 20:13:29,801 INFO L899 garLoopResultBuilder]: For program point L63(lines 63 72) no Hoare annotation was computed. [2022-11-02 20:13:29,805 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:13:29,807 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-02 20:13:29,813 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,813 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,814 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,814 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,814 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,814 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,814 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,815 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,815 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] [2022-11-02 20:13:29,815 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] [2022-11-02 20:13:29,815 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] [2022-11-02 20:13:29,816 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] [2022-11-02 20:13:29,818 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,823 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,823 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,823 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,823 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,824 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,824 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,824 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,824 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,824 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] [2022-11-02 20:13:29,825 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] [2022-11-02 20:13:29,825 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] [2022-11-02 20:13:29,825 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] [2022-11-02 20:13:29,825 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,827 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] [2022-11-02 20:13:29,827 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] [2022-11-02 20:13:29,827 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] [2022-11-02 20:13:29,827 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] [2022-11-02 20:13:29,828 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,828 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] [2022-11-02 20:13:29,829 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] [2022-11-02 20:13:29,829 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] [2022-11-02 20:13:29,829 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] [2022-11-02 20:13:29,829 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,830 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] [2022-11-02 20:13:29,830 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] [2022-11-02 20:13:29,831 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,831 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] [2022-11-02 20:13:29,831 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] [2022-11-02 20:13:29,831 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] [2022-11-02 20:13:29,831 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~b~0#1,QUANTIFIED] [2022-11-02 20:13:29,832 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] [2022-11-02 20:13:29,832 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] [2022-11-02 20:13:29,832 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,832 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] [2022-11-02 20:13:29,833 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] [2022-11-02 20:13:29,833 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] [2022-11-02 20:13:29,833 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~b~0#1,QUANTIFIED] [2022-11-02 20:13:29,834 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,835 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,835 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,835 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,835 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,835 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,836 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,836 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,836 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,836 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,836 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,837 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,837 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,837 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,837 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,837 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] [2022-11-02 20:13:29,837 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] [2022-11-02 20:13:29,838 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] [2022-11-02 20:13:29,838 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] [2022-11-02 20:13:29,838 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-02 20:13:29,839 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,839 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,839 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,839 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,839 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,840 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,840 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,840 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,840 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,840 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,841 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,841 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,841 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,841 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,841 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,842 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] [2022-11-02 20:13:29,842 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] [2022-11-02 20:13:29,842 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] [2022-11-02 20:13:29,842 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] [2022-11-02 20:13:29,842 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-02 20:13:29,844 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-02 20:13:29,844 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,844 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,844 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,844 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,845 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,845 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,845 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,845 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,846 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,846 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-02 20:13:29,847 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,847 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,847 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,847 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,848 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,848 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,848 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,848 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,848 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,849 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-02 20:13:29,849 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,850 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-02 20:13:29,850 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,851 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] [2022-11-02 20:13:29,851 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] [2022-11-02 20:13:29,851 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] [2022-11-02 20:13:29,851 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] [2022-11-02 20:13:29,851 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2022-11-02 20:13:29,852 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2022-11-02 20:13:29,852 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2022-11-02 20:13:29,852 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2022-11-02 20:13:29,852 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,853 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] [2022-11-02 20:13:29,853 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] [2022-11-02 20:13:29,853 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] [2022-11-02 20:13:29,853 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] [2022-11-02 20:13:29,853 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2022-11-02 20:13:29,854 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2022-11-02 20:13:29,854 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2022-11-02 20:13:29,854 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2022-11-02 20:13:29,854 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:13:29 BoogieIcfgContainer [2022-11-02 20:13:29,855 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:13:29,856 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:13:29,856 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:13:29,856 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:13:29,857 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:12:45" (3/4) ... [2022-11-02 20:13:29,860 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-02 20:13:29,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrtf [2022-11-02 20:13:29,872 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2022-11-02 20:13:29,873 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-02 20:13:29,873 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-02 20:13:29,873 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 20:13:29,896 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == y) && x == x) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-11-02 20:13:29,897 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == y) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (((\exists v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12 : bv32 :: !~bvslt32(~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12][0bv32]), 2139095040bv32) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12][0bv32][22:0]) == x) && \result == 0bv32) || ((\exists v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12][0bv32]), 2139095040bv32) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12][0bv32][22:0]) == x) && \result == 1bv32)) [2022-11-02 20:13:29,897 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == y && (\exists v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14 : bv32 :: ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14][0bv32][22:0]) == x && ~bvslt32(~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14][0bv32]), 2139095040bv32))) && y == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-11-02 20:13:29,898 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == y && (\exists v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28 : bv32 :: ha == ~bvand32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28, 2147483647bv32) && (\exists v_arrayElimCell_3 : bv32 :: ~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28[31:31], v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28[30:23], v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28[22:0]) == ~fp~LONGDOUBLE(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) && ~bvslt32(~bvand32(2147483647bv32, v_arrayElimCell_3), 2139095040bv32)))) && y == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-11-02 20:13:29,898 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\exists v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26 : bv32, v_arrayElimCell_2 : bv32 :: (~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26[31:31], v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26[30:23], v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26[22:0]) == ~fp~LONGDOUBLE(v_arrayElimCell_2[31:31], v_arrayElimCell_2[30:23], v_arrayElimCell_2[22:0]) && hb == ~bvand32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26, 2147483647bv32)) && ~bvslt32(~bvand32(2147483647bv32, v_arrayElimCell_2), 2139095040bv32)) && (\exists v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6 : bv32 :: ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6][0bv32][22:0]) == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6][0bv32]) == ha)) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2022-11-02 20:13:29,906 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 20:13:29,906 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:13:29,907 INFO L158 Benchmark]: Toolchain (without parser) took 46997.92ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 59.2MB in the beginning and 29.8MB in the end (delta: 29.4MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2022-11-02 20:13:29,907 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 58.7MB. Free memory is still 39.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:13:29,907 INFO L158 Benchmark]: CACSL2BoogieTranslator took 502.46ms. Allocated memory is still 77.6MB. Free memory was 59.0MB in the beginning and 58.5MB in the end (delta: 512.8kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-02 20:13:29,908 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.66ms. Allocated memory is still 77.6MB. Free memory was 58.5MB in the beginning and 56.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:13:29,908 INFO L158 Benchmark]: Boogie Preprocessor took 85.12ms. Allocated memory is still 77.6MB. Free memory was 56.0MB in the beginning and 53.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-02 20:13:29,909 INFO L158 Benchmark]: RCFGBuilder took 1710.00ms. Allocated memory is still 77.6MB. Free memory was 53.2MB in the beginning and 53.8MB in the end (delta: -571.1kB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2022-11-02 20:13:29,909 INFO L158 Benchmark]: TraceAbstraction took 44566.60ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 53.3MB in the beginning and 33.0MB in the end (delta: 20.3MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. [2022-11-02 20:13:29,909 INFO L158 Benchmark]: Witness Printer took 50.38ms. Allocated memory is still 96.5MB. Free memory was 33.0MB in the beginning and 29.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-02 20:13:29,911 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 58.7MB. Free memory is still 39.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 502.46ms. Allocated memory is still 77.6MB. Free memory was 59.0MB in the beginning and 58.5MB in the end (delta: 512.8kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.66ms. Allocated memory is still 77.6MB. Free memory was 58.5MB in the beginning and 56.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.12ms. Allocated memory is still 77.6MB. Free memory was 56.0MB in the beginning and 53.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1710.00ms. Allocated memory is still 77.6MB. Free memory was 53.2MB in the beginning and 53.8MB in the end (delta: -571.1kB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * TraceAbstraction took 44566.60ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 53.3MB in the beginning and 33.0MB in the end (delta: 20.3MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. * Witness Printer took 50.38ms. Allocated memory is still 96.5MB. Free memory was 33.0MB in the beginning and 29.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~b~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~b~0#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * 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: 241]: 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 2 procedures, 92 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 44.5s, OverallIterations: 15, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 20.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4 mSolverCounterUnknown, 302 SdHoareTripleChecker+Valid, 18.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 299 mSDsluCounter, 7628 SdHoareTripleChecker+Invalid, 18.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 976 IncrementalHoareTripleChecker+Unchecked, 6114 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 105 IncrementalHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 1514 mSDtfsCounter, 105 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 464 GetRequests, 370 SyntacticMatches, 2 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 10.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=117occurred in iteration=13, InterpolantAutomatonStates: 114, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 15 MinimizatonAttempts, 155 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 120 PreInvPairs, 132 NumberOfFragments, 379 HoareAnnotationTreeSize, 120 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 25 FomulaSimplificationsInter, 1365 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 3.2s SatisfiabilityAnalysisTime, 13.6s InterpolantComputationTime, 471 NumberOfCodeBlocks, 471 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 456 ConstructedInterpolants, 222 QuantifiedInterpolants, 4516 SizeOfPredicates, 90 NumberOfNonLiveVariables, 1965 ConjunctsInSsa, 182 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 0/0 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: 83]: Loop Invariant [2022-11-02 20:13:29,940 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,941 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,941 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,941 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,941 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,941 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,942 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,942 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,942 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] [2022-11-02 20:13:29,942 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] [2022-11-02 20:13:29,942 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] [2022-11-02 20:13:29,943 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] [2022-11-02 20:13:29,943 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,944 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,944 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,944 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,944 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,944 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,944 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,945 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,945 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,945 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] [2022-11-02 20:13:29,945 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] [2022-11-02 20:13:29,945 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] [2022-11-02 20:13:29,946 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6,QUANTIFIED] [2022-11-02 20:13:29,946 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((\exists v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26 : bv32, v_arrayElimCell_2 : bv32 :: (~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26[31:31], v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26[30:23], v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26[22:0]) == ~fp~LONGDOUBLE(v_arrayElimCell_2[31:31], v_arrayElimCell_2[30:23], v_arrayElimCell_2[22:0]) && hb == ~bvand32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26, 2147483647bv32)) && ~bvslt32(~bvand32(2147483647bv32, v_arrayElimCell_2), 2139095040bv32)) && (\exists v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6 : bv32 :: ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6][0bv32][22:0]) == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_hypotf_~#gf_u~2#1.base_6][0bv32]) == ha)) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 87]: Loop Invariant [2022-11-02 20:13:29,947 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] [2022-11-02 20:13:29,947 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] [2022-11-02 20:13:29,947 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] [2022-11-02 20:13:29,947 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] [2022-11-02 20:13:29,947 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,948 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] [2022-11-02 20:13:29,948 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] [2022-11-02 20:13:29,948 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] [2022-11-02 20:13:29,948 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14,QUANTIFIED] [2022-11-02 20:13:29,949 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == y && (\exists v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14 : bv32 :: ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14][0bv32][22:0]) == x && ~bvslt32(~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_14][0bv32]), 2139095040bv32))) && y == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 83]: Loop Invariant [2022-11-02 20:13:29,950 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] [2022-11-02 20:13:29,950 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] [2022-11-02 20:13:29,950 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,950 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] [2022-11-02 20:13:29,950 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] [2022-11-02 20:13:29,950 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] [2022-11-02 20:13:29,951 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~b~0#1,QUANTIFIED] [2022-11-02 20:13:29,951 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] [2022-11-02 20:13:29,951 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] [2022-11-02 20:13:29,951 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,951 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] [2022-11-02 20:13:29,952 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] [2022-11-02 20:13:29,952 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~ha~0#1,QUANTIFIED] [2022-11-02 20:13:29,952 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_hypotf_~b~0#1,QUANTIFIED] Derived loop invariant: (\exists ULTIMATE.start___ieee754_hypotf_~ha~0#1 : bv32, ULTIMATE.start___ieee754_hypotf_~b~0#1 : C_FLOAT :: (!~bvslt32(ULTIMATE.start___ieee754_hypotf_~ha~0#1, 2139095040bv32) && !(ULTIMATE.start___ieee754_hypotf_~ha~0#1 == 2139095040bv32)) && \result == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_hypotf_~ha~0#1[31:31], ULTIMATE.start___ieee754_hypotf_~ha~0#1[30:23], ULTIMATE.start___ieee754_hypotf_~ha~0#1[22:0]), ULTIMATE.start___ieee754_hypotf_~b~0#1)) - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: 1bv32 == \result - InvariantResult [Line: 159]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 83]: Loop Invariant [2022-11-02 20:13:29,953 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,953 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,959 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,959 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,959 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,959 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,960 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,960 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,960 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,960 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,960 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,960 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,961 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,961 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,961 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,961 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] [2022-11-02 20:13:29,961 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] [2022-11-02 20:13:29,961 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] [2022-11-02 20:13:29,962 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] [2022-11-02 20:13:29,962 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-02 20:13:29,962 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,963 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,963 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,963 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,963 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,963 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2022-11-02 20:13:29,964 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,964 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,964 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,964 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,964 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,964 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,965 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26,QUANTIFIED] [2022-11-02 20:13:29,965 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_2,QUANTIFIED] [2022-11-02 20:13:29,965 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,965 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] [2022-11-02 20:13:29,965 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] [2022-11-02 20:13:29,965 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] [2022-11-02 20:13:29,966 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29,QUANTIFIED] [2022-11-02 20:13:29,966 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (((\exists v_arrayElimCell_1 : bv32 :: ~fp~LONGDOUBLE(v_arrayElimCell_1[31:31], v_arrayElimCell_1[30:23], v_arrayElimCell_1[22:0]) == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) && ~fp~LONGDOUBLE(~bvand32(2147483647bv32, v_arrayElimCell_1)[31:31], ~bvand32(2147483647bv32, v_arrayElimCell_1)[30:23], ~bvand32(2147483647bv32, v_arrayElimCell_1)[22:0]) == a) && (\exists v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26 : bv32, v_arrayElimCell_2 : bv32 :: (~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26[31:31], v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26[30:23], v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26[22:0]) == ~fp~LONGDOUBLE(v_arrayElimCell_2[31:31], v_arrayElimCell_2[30:23], v_arrayElimCell_2[22:0]) && hb == ~bvand32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_26, 2147483647bv32)) && ~bvslt32(~bvand32(2147483647bv32, v_arrayElimCell_2), 2139095040bv32))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29 : bv32, currentRoundingMode : FloatRoundingMode :: ~bvand32(2147483647bv32, v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29) == ha && ~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29[31:31], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29[30:23], v_ULTIMATE.start___ieee754_hypotf_~hb~0#1_29[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 38]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 216]: Loop Invariant [2022-11-02 20:13:29,967 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-02 20:13:29,967 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,967 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,967 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,968 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,968 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,968 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,968 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,968 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,969 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,969 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-02 20:13:29,969 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,970 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,970 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,970 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,970 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,970 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,971 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,971 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] [2022-11-02 20:13:29,971 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12,QUANTIFIED] Derived loop invariant: ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == y) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (((\exists v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12 : bv32 :: !~bvslt32(~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12][0bv32]), 2139095040bv32) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12][0bv32][22:0]) == x) && \result == 0bv32) || ((\exists v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12][0bv32]), 2139095040bv32) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_float_~#gf_u~3#1.base_12][0bv32][22:0]) == x) && \result == 1bv32)) - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 218]: Loop Invariant [2022-11-02 20:13:29,972 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-02 20:13:29,972 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,972 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-02 20:13:29,973 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == y) && x == x) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 93]: Loop Invariant [2022-11-02 20:13:29,973 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] [2022-11-02 20:13:29,973 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] [2022-11-02 20:13:29,973 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] [2022-11-02 20:13:29,973 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] [2022-11-02 20:13:29,974 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2022-11-02 20:13:29,974 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2022-11-02 20:13:29,974 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2022-11-02 20:13:29,974 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2022-11-02 20:13:29,974 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2022-11-02 20:13:29,975 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] [2022-11-02 20:13:29,975 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] [2022-11-02 20:13:29,975 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] [2022-11-02 20:13:29,975 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28,QUANTIFIED] [2022-11-02 20:13:29,975 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2022-11-02 20:13:29,976 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2022-11-02 20:13:29,976 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2022-11-02 20:13:29,976 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2022-11-02 20:13:29,976 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == y && (\exists v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28 : bv32 :: ha == ~bvand32(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28, 2147483647bv32) && (\exists v_arrayElimCell_3 : bv32 :: ~fp~LONGDOUBLE(v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28[31:31], v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28[30:23], v_ULTIMATE.start___ieee754_hypotf_~ha~0#1_28[22:0]) == ~fp~LONGDOUBLE(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) && ~bvslt32(~bvand32(2147483647bv32, v_arrayElimCell_3), 2139095040bv32)))) && y == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-11-02 20:13:30,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3682b0-4efc-4e45-9165-dd3cac40d75f/bin/uautomizer-Dbtcem3rbc/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