./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1131b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1131b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d3f5e2f61d9aede081f1a1ed7366ef26236506b858e1509a8a1bfedbe9950eac --- 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 [2022-11-03 01:55:24,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:55:24,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:55:24,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:55:24,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:55:24,691 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:55:24,694 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:55:24,697 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:55:24,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:55:24,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:55:24,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:55:24,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:55:24,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:55:24,714 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:55:24,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:55:24,717 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:55:24,719 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:55:24,721 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:55:24,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:55:24,729 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:55:24,732 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:55:24,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:55:24,737 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:55:24,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:55:24,746 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:55:24,748 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:55:24,748 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:55:24,749 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:55:24,750 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:55:24,751 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:55:24,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:55:24,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:55:24,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:55:24,757 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:55:24,758 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:55:24,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:55:24,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:55:24,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:55:24,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:55:24,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:55:24,761 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:55:24,762 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-03 01:55:24,796 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:55:24,800 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:55:24,801 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:55:24,802 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:55:24,802 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:55:24,803 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:55:24,803 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:55:24,803 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:55:24,804 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:55:24,804 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 01:55:24,805 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:55:24,805 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:55:24,806 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 01:55:24,806 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 01:55:24,806 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:55:24,807 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 01:55:24,807 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 01:55:24,807 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 01:55:24,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:55:24,808 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 01:55:24,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 01:55:24,809 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 01:55:24,809 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:55:24,811 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:55:24,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:55:24,811 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:55:24,812 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 01:55:24,812 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:55:24,813 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:55:24,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:55:24,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:55:24,814 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:55:24,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:55:24,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:55:24,815 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 01:55:24,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:55:24,815 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:55:24,816 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 01:55:24,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 01:55:24,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:55:24,816 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:55:24,817 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_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3f5e2f61d9aede081f1a1ed7366ef26236506b858e1509a8a1bfedbe9950eac [2022-11-03 01:55:25,142 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:55:25,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:55:25,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:55:25,167 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:55:25,168 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:55:25,169 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/float-newlib/double_req_bl_1131b.c [2022-11-03 01:55:25,239 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/data/3047ed65b/540c2ee6611a49a2a36ffcada0e8383a/FLAG03558c0d0 [2022-11-03 01:55:25,773 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:55:25,773 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/sv-benchmarks/c/float-newlib/double_req_bl_1131b.c [2022-11-03 01:55:25,782 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/data/3047ed65b/540c2ee6611a49a2a36ffcada0e8383a/FLAG03558c0d0 [2022-11-03 01:55:26,130 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/data/3047ed65b/540c2ee6611a49a2a36ffcada0e8383a [2022-11-03 01:55:26,134 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:55:26,136 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:55:26,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:55:26,141 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:55:26,145 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:55:26,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:55:26" (1/1) ... [2022-11-03 01:55:26,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42ed8e60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:26, skipping insertion in model container [2022-11-03 01:55:26,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:55:26" (1/1) ... [2022-11-03 01:55:26,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:55:26,190 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:55:26,445 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_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/sv-benchmarks/c/float-newlib/double_req_bl_1131b.c[4119,4132] [2022-11-03 01:55:26,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:55:26,465 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 01:55:26,511 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_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/sv-benchmarks/c/float-newlib/double_req_bl_1131b.c[4119,4132] [2022-11-03 01:55:26,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:55:26,527 INFO L208 MainTranslator]: Completed translation [2022-11-03 01:55:26,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:26 WrapperNode [2022-11-03 01:55:26,528 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:55:26,529 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 01:55:26,529 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 01:55:26,530 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 01:55:26,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:26" (1/1) ... [2022-11-03 01:55:26,549 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:26" (1/1) ... [2022-11-03 01:55:26,597 INFO L138 Inliner]: procedures = 18, calls = 39, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 237 [2022-11-03 01:55:26,604 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 01:55:26,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 01:55:26,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 01:55:26,605 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 01:55:26,621 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:26" (1/1) ... [2022-11-03 01:55:26,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:26" (1/1) ... [2022-11-03 01:55:26,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:26" (1/1) ... [2022-11-03 01:55:26,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:26" (1/1) ... [2022-11-03 01:55:26,667 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:26" (1/1) ... [2022-11-03 01:55:26,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:26" (1/1) ... [2022-11-03 01:55:26,682 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:26" (1/1) ... [2022-11-03 01:55:26,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:26" (1/1) ... [2022-11-03 01:55:26,693 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 01:55:26,698 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 01:55:26,698 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 01:55:26,698 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 01:55:26,700 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:26" (1/1) ... [2022-11-03 01:55:26,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:55:26,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 01:55:26,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 01:55:26,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 01:55:26,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 01:55:26,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 01:55:26,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 01:55:26,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 01:55:26,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-03 01:55:26,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-11-03 01:55:26,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 01:55:26,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 01:55:26,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 01:55:26,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-11-03 01:55:26,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 01:55:26,927 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 01:55:26,930 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 01:55:27,692 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 01:55:28,027 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 01:55:28,027 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-11-03 01:55:28,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:55:28 BoogieIcfgContainer [2022-11-03 01:55:28,031 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 01:55:28,033 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 01:55:28,034 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 01:55:28,037 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 01:55:28,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 01:55:26" (1/3) ... [2022-11-03 01:55:28,039 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e420c40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 01:55:28, skipping insertion in model container [2022-11-03 01:55:28,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:26" (2/3) ... [2022-11-03 01:55:28,039 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e420c40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 01:55:28, skipping insertion in model container [2022-11-03 01:55:28,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:55:28" (3/3) ... [2022-11-03 01:55:28,041 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_1131b.c [2022-11-03 01:55:28,061 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 01:55:28,061 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 01:55:28,116 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 01:55:28,124 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=FINITE_AUTOMATA, 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;@3a06771d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 01:55:28,124 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 01:55:28,129 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 42 states have (on average 1.7619047619047619) internal successors, (74), 43 states have internal predecessors, (74), 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) [2022-11-03 01:55:28,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-03 01:55:28,136 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:55:28,137 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:55:28,138 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:55:28,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:55:28,144 INFO L85 PathProgramCache]: Analyzing trace with hash -1060182767, now seen corresponding path program 1 times [2022-11-03 01:55:28,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:55:28,155 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307685504] [2022-11-03 01:55:28,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:55:28,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:55:28,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:55:28,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 01:55:28,408 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:55:28,408 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307685504] [2022-11-03 01:55:28,409 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307685504] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:55:28,409 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:55:28,409 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-03 01:55:28,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891434410] [2022-11-03 01:55:28,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:55:28,416 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-03 01:55:28,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:55:28,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-03 01:55:28,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-03 01:55:28,454 INFO L87 Difference]: Start difference. First operand has 44 states, 42 states have (on average 1.7619047619047619) internal successors, (74), 43 states have internal predecessors, (74), 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) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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) [2022-11-03 01:55:28,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:55:28,548 INFO L93 Difference]: Finished difference Result 87 states and 147 transitions. [2022-11-03 01:55:28,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-03 01:55:28,551 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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 11 [2022-11-03 01:55:28,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:55:28,567 INFO L225 Difference]: With dead ends: 87 [2022-11-03 01:55:28,568 INFO L226 Difference]: Without dead ends: 41 [2022-11-03 01:55:28,572 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 [2022-11-03 01:55:28,580 INFO L413 NwaCegarLoop]: 46 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 01:55:28,582 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 46 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-03 01:55:28,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2022-11-03 01:55:28,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2022-11-03 01:55:28,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 40 states have (on average 1.45) internal successors, (58), 40 states have internal predecessors, (58), 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) [2022-11-03 01:55:28,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 58 transitions. [2022-11-03 01:55:28,649 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 58 transitions. Word has length 11 [2022-11-03 01:55:28,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:55:28,650 INFO L495 AbstractCegarLoop]: Abstraction has 41 states and 58 transitions. [2022-11-03 01:55:28,651 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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) [2022-11-03 01:55:28,651 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 58 transitions. [2022-11-03 01:55:28,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-03 01:55:28,654 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:55:28,654 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:55:28,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 01:55:28,655 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:55:28,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:55:28,658 INFO L85 PathProgramCache]: Analyzing trace with hash -98278491, now seen corresponding path program 1 times [2022-11-03 01:55:28,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:55:28,660 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667548444] [2022-11-03 01:55:28,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:55:28,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:55:28,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-03 01:55:28,917 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-03 01:55:29,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-03 01:55:29,101 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-03 01:55:29,102 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-03 01:55:29,104 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-03 01:55:29,106 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 01:55:29,110 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-03 01:55:29,114 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-03 01:55:29,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 01:55:29 BoogieIcfgContainer [2022-11-03 01:55:29,162 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-03 01:55:29,162 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-03 01:55:29,162 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-03 01:55:29,163 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-03 01:55:29,163 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:55:28" (3/4) ... [2022-11-03 01:55:29,166 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-03 01:55:29,166 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-03 01:55:29,167 INFO L158 Benchmark]: Toolchain (without parser) took 3031.23ms. Allocated memory was 109.1MB in the beginning and 138.4MB in the end (delta: 29.4MB). Free memory was 67.7MB in the beginning and 82.6MB in the end (delta: -14.9MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2022-11-03 01:55:29,167 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 109.1MB. Free memory is still 85.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:55:29,169 INFO L158 Benchmark]: CACSL2BoogieTranslator took 387.51ms. Allocated memory is still 109.1MB. Free memory was 67.5MB in the beginning and 79.5MB in the end (delta: -12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 01:55:29,174 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.71ms. Allocated memory is still 109.1MB. Free memory was 79.5MB in the beginning and 74.4MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-03 01:55:29,179 INFO L158 Benchmark]: Boogie Preprocessor took 91.98ms. Allocated memory is still 109.1MB. Free memory was 74.4MB in the beginning and 71.1MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-03 01:55:29,181 INFO L158 Benchmark]: RCFGBuilder took 1333.02ms. Allocated memory was 109.1MB in the beginning and 138.4MB in the end (delta: 29.4MB). Free memory was 71.0MB in the beginning and 76.4MB in the end (delta: -5.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2022-11-03 01:55:29,181 INFO L158 Benchmark]: TraceAbstraction took 1128.39ms. Allocated memory is still 138.4MB. Free memory was 75.5MB in the beginning and 82.6MB in the end (delta: -7.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:55:29,181 INFO L158 Benchmark]: Witness Printer took 4.26ms. Allocated memory is still 138.4MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:55:29,183 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 109.1MB. Free memory is still 85.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 387.51ms. Allocated memory is still 109.1MB. Free memory was 67.5MB in the beginning and 79.5MB in the end (delta: -12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.71ms. Allocated memory is still 109.1MB. Free memory was 79.5MB in the beginning and 74.4MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.98ms. Allocated memory is still 109.1MB. Free memory was 74.4MB in the beginning and 71.1MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1333.02ms. Allocated memory was 109.1MB in the beginning and 138.4MB in the end (delta: 29.4MB). Free memory was 71.0MB in the beginning and 76.4MB in the end (delta: -5.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1128.39ms. Allocated memory is still 138.4MB. Free memory was 75.5MB in the beginning and 82.6MB in the end (delta: -7.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.26ms. Allocated memory is still 138.4MB. Free memory is still 82.6MB. 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: 188]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 43, overapproximation of someUnaryDOUBLEoperation at line 19, overapproximation of someBinaryArithmeticDOUBLEoperation at line 44, overapproximation of bitwiseAnd at line 38, overapproximation of someBinaryDOUBLEComparisonOperation at line 187, overapproximation of bitwiseXOr at line 39. Possible FailurePath: [L17-L20] static const double one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L179] double y = -1.0 / 0.0; [L180] double x = __VERIFIER_nondet_double(); [L182] CALL isfinite_double(x) [L163] __int32_t hx; VAL [\old(x)=8589934593, one_fmod=1, x=8589934593, Zero_fmod={4:0}] [L165] ieee_double_shape_type gh_u; [L166] gh_u.value = (x) [L167] EXPR gh_u.parts.msw [L167] (hx) = gh_u.parts.msw [L169] return (int)((__uint32_t)((hx & 0x7fffffff) - 0x7ff00000) >> 31); [L182] RET isfinite_double(x) [L182] COND TRUE isfinite_double(x) [L184] CALL, EXPR fmod_double(x, y) [L23] __int32_t n, hx, hy, hz, ix, iy, sx, i; [L24] __uint32_t lx, ly, lz; VAL [\old(x)=8589934593, \old(y)=8589934594, one_fmod=1, x=8589934593, y=8589934594, Zero_fmod={4:0}] [L27] ieee_double_shape_type ew_u; [L28] ew_u.value = (x) [L29] EXPR ew_u.parts.msw [L29] (hx) = ew_u.parts.msw [L30] EXPR ew_u.parts.lsw [L30] (lx) = ew_u.parts.lsw [L33] ieee_double_shape_type ew_u; [L34] ew_u.value = (y) [L35] EXPR ew_u.parts.msw [L35] (hy) = ew_u.parts.msw [L36] EXPR ew_u.parts.lsw [L36] (ly) = ew_u.parts.lsw [L38] sx = hx & 0x80000000 [L39] hx ^= sx [L40] hy &= 0x7fffffff VAL [\old(x)=8589934593, \old(y)=8589934594, hx=2146435072, hy=0, lx=8589934591, ly=1, one_fmod=1, sx=0, x=8589934593, y=8589934594, Zero_fmod={4:0}] [L42-L43] COND TRUE (hy | ly) == 0 || (hx >= 0x7ff00000) || ((hy | ((ly | -ly) >> 31)) > 0x7ff00000) [L44] return (x * y) / (x * y); VAL [\old(x)=8589934593, \old(y)=8589934594, hx=2146435072, hy=0, lx=8589934591, ly=1, one_fmod=1, sx=0, x=8589934593, y=8589934594, Zero_fmod={4:0}] [L184] RET, EXPR fmod_double(x, y) [L184] double res = fmod_double(x, y); [L187] COND TRUE res != x VAL [one_fmod=1, res=8589934595, x=8589934593, y=8589934594, Zero_fmod={4:0}] [L188] reach_error() VAL [one_fmod=1, res=8589934595, x=8589934593, y=8589934594, Zero_fmod={4:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 46 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 46 mSDtfsCounter, 16 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=44occurred 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, 0.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 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 [2022-11-03 01:55:29,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1131b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d3f5e2f61d9aede081f1a1ed7366ef26236506b858e1509a8a1bfedbe9950eac --- 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 [2022-11-03 01:55:31,772 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:55:31,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:55:31,804 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:55:31,805 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:55:31,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:55:31,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:55:31,818 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:55:31,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:55:31,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:55:31,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:55:31,830 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:55:31,831 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:55:31,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:55:31,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:55:31,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:55:31,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:55:31,837 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:55:31,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:55:31,851 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:55:31,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:55:31,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:55:31,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:55:31,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:55:31,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:55:31,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:55:31,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:55:31,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:55:31,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:55:31,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:55:31,872 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:55:31,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:55:31,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:55:31,879 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:55:31,883 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:55:31,884 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:55:31,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:55:31,885 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:55:31,885 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:55:31,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:55:31,888 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:55:31,895 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-11-03 01:55:31,970 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:55:31,970 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:55:31,972 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:55:31,972 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:55:31,973 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:55:31,973 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:55:31,973 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:55:31,974 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:55:31,974 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:55:31,974 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:55:31,975 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:55:31,975 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:55:31,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:55:31,977 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 01:55:31,977 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 01:55:31,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:55:31,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:55:31,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:55:31,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:55:31,978 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 01:55:31,978 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 01:55:31,979 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 01:55:31,979 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 01:55:31,979 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:55:31,979 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:55:31,979 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:55:31,980 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:55:31,980 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 01:55:31,980 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:55:31,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:55:31,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:55:31,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:55:31,981 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:55:31,981 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 01:55:31,981 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 01:55:31,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:55:31,982 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:55:31,982 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 01:55:31,983 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_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3f5e2f61d9aede081f1a1ed7366ef26236506b858e1509a8a1bfedbe9950eac [2022-11-03 01:55:32,370 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:55:32,394 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:55:32,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:55:32,399 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:55:32,399 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:55:32,401 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/float-newlib/double_req_bl_1131b.c [2022-11-03 01:55:32,483 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/data/70fb47045/1c7243ca2dab4c1c9a7af82a1babe1c5/FLAGf8018e7a2 [2022-11-03 01:55:33,167 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:55:33,167 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/sv-benchmarks/c/float-newlib/double_req_bl_1131b.c [2022-11-03 01:55:33,177 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/data/70fb47045/1c7243ca2dab4c1c9a7af82a1babe1c5/FLAGf8018e7a2 [2022-11-03 01:55:33,509 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/data/70fb47045/1c7243ca2dab4c1c9a7af82a1babe1c5 [2022-11-03 01:55:33,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:55:33,516 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:55:33,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:55:33,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:55:33,527 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:55:33,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:55:33" (1/1) ... [2022-11-03 01:55:33,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56d345bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:33, skipping insertion in model container [2022-11-03 01:55:33,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:55:33" (1/1) ... [2022-11-03 01:55:33,539 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:55:33,582 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:55:33,813 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_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/sv-benchmarks/c/float-newlib/double_req_bl_1131b.c[4119,4132] [2022-11-03 01:55:33,817 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:55:33,845 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 01:55:33,889 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_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/sv-benchmarks/c/float-newlib/double_req_bl_1131b.c[4119,4132] [2022-11-03 01:55:33,890 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:55:33,909 INFO L208 MainTranslator]: Completed translation [2022-11-03 01:55:33,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:33 WrapperNode [2022-11-03 01:55:33,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:55:33,911 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 01:55:33,911 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 01:55:33,912 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 01:55:33,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:33" (1/1) ... [2022-11-03 01:55:33,955 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:33" (1/1) ... [2022-11-03 01:55:33,996 INFO L138 Inliner]: procedures = 21, calls = 39, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 237 [2022-11-03 01:55:33,997 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 01:55:33,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 01:55:33,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 01:55:33,998 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 01:55:34,008 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:33" (1/1) ... [2022-11-03 01:55:34,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:33" (1/1) ... [2022-11-03 01:55:34,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:33" (1/1) ... [2022-11-03 01:55:34,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:33" (1/1) ... [2022-11-03 01:55:34,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:33" (1/1) ... [2022-11-03 01:55:34,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:33" (1/1) ... [2022-11-03 01:55:34,063 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:33" (1/1) ... [2022-11-03 01:55:34,069 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:33" (1/1) ... [2022-11-03 01:55:34,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 01:55:34,081 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 01:55:34,081 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 01:55:34,082 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 01:55:34,082 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:33" (1/1) ... [2022-11-03 01:55:34,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:55:34,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 01:55:34,116 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 01:55:34,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 01:55:34,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 01:55:34,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2022-11-03 01:55:34,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2022-11-03 01:55:34,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-03 01:55:34,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 01:55:34,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2022-11-03 01:55:34,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-03 01:55:34,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 01:55:34,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 01:55:34,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-03 01:55:34,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 01:55:34,293 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 01:55:34,295 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 01:55:39,688 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 01:55:39,697 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 01:55:39,697 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-11-03 01:55:39,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:55:39 BoogieIcfgContainer [2022-11-03 01:55:39,713 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 01:55:39,716 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 01:55:39,716 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 01:55:39,719 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 01:55:39,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 01:55:33" (1/3) ... [2022-11-03 01:55:39,722 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c37b8cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 01:55:39, skipping insertion in model container [2022-11-03 01:55:39,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:55:33" (2/3) ... [2022-11-03 01:55:39,723 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c37b8cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 01:55:39, skipping insertion in model container [2022-11-03 01:55:39,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:55:39" (3/3) ... [2022-11-03 01:55:39,724 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_1131b.c [2022-11-03 01:55:39,745 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 01:55:39,745 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 01:55:39,813 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 01:55:39,820 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=FINITE_AUTOMATA, 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;@1dd8a549, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 01:55:39,820 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 01:55:39,832 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 58 states have (on average 1.793103448275862) internal successors, (104), 59 states have internal predecessors, (104), 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) [2022-11-03 01:55:39,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-03 01:55:39,839 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:55:39,840 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:55:39,841 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:55:39,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:55:39,852 INFO L85 PathProgramCache]: Analyzing trace with hash 2036387893, now seen corresponding path program 1 times [2022-11-03 01:55:39,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 01:55:39,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [540466542] [2022-11-03 01:55:39,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:55:39,869 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 01:55:39,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 01:55:39,870 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 01:55:39,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-03 01:55:40,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:55:40,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-03 01:55:40,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 01:55:41,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 01:55:41,016 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 01:55:41,018 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 01:55:41,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [540466542] [2022-11-03 01:55:41,020 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [540466542] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:55:41,021 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:55:41,021 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-03 01:55:41,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847846200] [2022-11-03 01:55:41,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:55:41,030 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-03 01:55:41,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 01:55:41,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-03 01:55:41,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-03 01:55:41,075 INFO L87 Difference]: Start difference. First operand has 60 states, 58 states have (on average 1.793103448275862) internal successors, (104), 59 states have internal predecessors, (104), 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) Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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) [2022-11-03 01:55:41,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:55:41,118 INFO L93 Difference]: Finished difference Result 118 states and 206 transitions. [2022-11-03 01:55:41,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-03 01:55:41,124 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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 13 [2022-11-03 01:55:41,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:55:41,138 INFO L225 Difference]: With dead ends: 118 [2022-11-03 01:55:41,139 INFO L226 Difference]: Without dead ends: 56 [2022-11-03 01:55:41,144 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-03 01:55:41,149 INFO L413 NwaCegarLoop]: 87 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, 87 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 [2022-11-03 01:55:41,151 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-03 01:55:41,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2022-11-03 01:55:41,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2022-11-03 01:55:41,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 55 states have (on average 1.490909090909091) internal successors, (82), 55 states have internal predecessors, (82), 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) [2022-11-03 01:55:41,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 82 transitions. [2022-11-03 01:55:41,200 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 82 transitions. Word has length 13 [2022-11-03 01:55:41,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:55:41,201 INFO L495 AbstractCegarLoop]: Abstraction has 56 states and 82 transitions. [2022-11-03 01:55:41,201 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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) [2022-11-03 01:55:41,201 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 82 transitions. [2022-11-03 01:55:41,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-03 01:55:41,203 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:55:41,203 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:55:41,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-11-03 01:55:41,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 01:55:41,426 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:55:41,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:55:41,426 INFO L85 PathProgramCache]: Analyzing trace with hash -794890891, now seen corresponding path program 1 times [2022-11-03 01:55:41,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 01:55:41,427 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [860967432] [2022-11-03 01:55:41,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:55:41,428 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 01:55:41,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 01:55:41,429 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 01:55:41,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-03 01:55:42,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:55:42,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 31 conjunts are in the unsatisfiable core [2022-11-03 01:55:42,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 01:55:43,008 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 16 [2022-11-03 01:55:44,874 INFO L356 Elim1Store]: treesize reduction 18, result has 28.0 percent of original size [2022-11-03 01:55:44,874 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 37 [2022-11-03 01:55:45,706 INFO L356 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-03 01:55:45,707 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 12 [2022-11-03 01:55:50,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 01:55:50,124 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 01:55:50,125 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 01:55:50,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [860967432] [2022-11-03 01:55:50,125 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [860967432] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:55:50,126 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:55:50,126 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-03 01:55:50,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557209327] [2022-11-03 01:55:50,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:55:50,128 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-03 01:55:50,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 01:55:50,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-03 01:55:50,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2022-11-03 01:55:50,130 INFO L87 Difference]: Start difference. First operand 56 states and 82 transitions. Second operand has 10 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 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) [2022-11-03 01:55:50,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:55:50,156 INFO L93 Difference]: Finished difference Result 60 states and 85 transitions. [2022-11-03 01:55:50,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-03 01:55:50,156 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 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 16 [2022-11-03 01:55:50,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:55:50,158 INFO L225 Difference]: With dead ends: 60 [2022-11-03 01:55:50,158 INFO L226 Difference]: Without dead ends: 56 [2022-11-03 01:55:50,159 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2022-11-03 01:55:50,160 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 0 mSDsluCounter, 439 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 512 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 149 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-03 01:55:50,161 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 512 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 149 Unchecked, 0.0s Time] [2022-11-03 01:55:50,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2022-11-03 01:55:50,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2022-11-03 01:55:50,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 55 states have (on average 1.4727272727272727) internal successors, (81), 55 states have internal predecessors, (81), 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) [2022-11-03 01:55:50,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 81 transitions. [2022-11-03 01:55:50,170 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 81 transitions. Word has length 16 [2022-11-03 01:55:50,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:55:50,171 INFO L495 AbstractCegarLoop]: Abstraction has 56 states and 81 transitions. [2022-11-03 01:55:50,171 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 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) [2022-11-03 01:55:50,171 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 81 transitions. [2022-11-03 01:55:50,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-03 01:55:50,172 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:55:50,172 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:55:50,216 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-03 01:55:50,397 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 01:55:50,398 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:55:50,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:55:50,398 INFO L85 PathProgramCache]: Analyzing trace with hash 467286736, now seen corresponding path program 1 times [2022-11-03 01:55:50,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 01:55:50,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1447501243] [2022-11-03 01:55:50,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:55:50,400 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 01:55:50,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 01:55:50,403 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 01:55:50,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-03 01:55:50,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:55:50,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-03 01:55:50,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 01:55:53,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 01:55:53,092 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 01:55:53,093 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 01:55:53,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1447501243] [2022-11-03 01:55:53,093 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1447501243] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:55:53,094 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:55:53,094 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-03 01:55:53,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991097437] [2022-11-03 01:55:53,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:55:53,095 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-03 01:55:53,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 01:55:53,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-03 01:55:53,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-11-03 01:55:53,098 INFO L87 Difference]: Start difference. First operand 56 states and 81 transitions. Second operand has 9 states, 9 states have (on average 2.0) internal successors, (18), 9 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) [2022-11-03 01:55:53,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:55:53,296 INFO L93 Difference]: Finished difference Result 62 states and 86 transitions. [2022-11-03 01:55:53,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-03 01:55:53,297 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.0) internal successors, (18), 9 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 [2022-11-03 01:55:53,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:55:53,298 INFO L225 Difference]: With dead ends: 62 [2022-11-03 01:55:53,298 INFO L226 Difference]: Without dead ends: 58 [2022-11-03 01:55:53,299 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2022-11-03 01:55:53,300 INFO L413 NwaCegarLoop]: 74 mSDtfsCounter, 60 mSDsluCounter, 436 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 510 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 30 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-03 01:55:53,301 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 510 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 30 Unchecked, 0.0s Time] [2022-11-03 01:55:53,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2022-11-03 01:55:53,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 56. [2022-11-03 01:55:53,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 55 states have internal predecessors, (80), 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) [2022-11-03 01:55:53,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 80 transitions. [2022-11-03 01:55:53,311 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 80 transitions. Word has length 18 [2022-11-03 01:55:53,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:55:53,312 INFO L495 AbstractCegarLoop]: Abstraction has 56 states and 80 transitions. [2022-11-03 01:55:53,312 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.0) internal successors, (18), 9 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) [2022-11-03 01:55:53,313 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 80 transitions. [2022-11-03 01:55:53,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-03 01:55:53,313 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:55:53,314 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:55:53,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-03 01:55:53,530 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 01:55:53,531 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:55:53,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:55:53,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1596694380, now seen corresponding path program 1 times [2022-11-03 01:55:53,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 01:55:53,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [85413299] [2022-11-03 01:55:53,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:55:53,532 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 01:55:53,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 01:55:53,533 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 01:55:53,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-03 01:55:53,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:55:53,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-03 01:55:53,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 01:55:54,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 01:55:54,985 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 01:55:54,986 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 01:55:54,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [85413299] [2022-11-03 01:55:54,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [85413299] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:55:54,987 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:55:54,987 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-03 01:55:54,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411480980] [2022-11-03 01:55:54,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:55:54,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-03 01:55:54,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 01:55:54,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-03 01:55:54,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-03 01:55:54,989 INFO L87 Difference]: Start difference. First operand 56 states and 80 transitions. Second operand has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 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) [2022-11-03 01:55:55,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:55:55,000 INFO L93 Difference]: Finished difference Result 96 states and 142 transitions. [2022-11-03 01:55:55,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 01:55:55,001 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 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 19 [2022-11-03 01:55:55,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:55:55,002 INFO L225 Difference]: With dead ends: 96 [2022-11-03 01:55:55,002 INFO L226 Difference]: Without dead ends: 54 [2022-11-03 01:55:55,003 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-03 01:55:55,004 INFO L413 NwaCegarLoop]: 71 mSDtfsCounter, 0 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 349 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 45 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-03 01:55:55,004 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 349 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 45 Unchecked, 0.0s Time] [2022-11-03 01:55:55,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2022-11-03 01:55:55,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2022-11-03 01:55:55,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 53 states have (on average 1.4339622641509433) internal successors, (76), 53 states have internal predecessors, (76), 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) [2022-11-03 01:55:55,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 76 transitions. [2022-11-03 01:55:55,012 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 76 transitions. Word has length 19 [2022-11-03 01:55:55,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:55:55,012 INFO L495 AbstractCegarLoop]: Abstraction has 54 states and 76 transitions. [2022-11-03 01:55:55,013 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 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) [2022-11-03 01:55:55,013 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 76 transitions. [2022-11-03 01:55:55,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-03 01:55:55,014 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:55:55,014 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] [2022-11-03 01:55:55,044 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-03 01:55:55,239 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 01:55:55,239 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:55:55,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:55:55,240 INFO L85 PathProgramCache]: Analyzing trace with hash 690157958, now seen corresponding path program 1 times [2022-11-03 01:55:55,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 01:55:55,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1346039970] [2022-11-03 01:55:55,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:55:55,241 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 01:55:55,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 01:55:55,242 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 01:55:55,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-03 01:55:55,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:55:55,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-03 01:55:55,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 01:55:56,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 01:55:56,718 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 01:55:56,718 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 01:55:56,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1346039970] [2022-11-03 01:55:56,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1346039970] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:55:56,718 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:55:56,719 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-03 01:55:56,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674782838] [2022-11-03 01:55:56,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:55:56,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-03 01:55:56,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 01:55:56,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-03 01:55:56,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-03 01:55:56,720 INFO L87 Difference]: Start difference. First operand 54 states and 76 transitions. Second operand has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 states have internal predecessors, (27), 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) [2022-11-03 01:55:56,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:55:56,725 INFO L93 Difference]: Finished difference Result 54 states and 76 transitions. [2022-11-03 01:55:56,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 01:55:56,726 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 states have internal predecessors, (27), 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 27 [2022-11-03 01:55:56,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:55:56,726 INFO L225 Difference]: With dead ends: 54 [2022-11-03 01:55:56,726 INFO L226 Difference]: Without dead ends: 0 [2022-11-03 01:55:56,727 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-03 01:55:56,728 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 0 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 5 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-03 01:55:56,728 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 36 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 5 Unchecked, 0.0s Time] [2022-11-03 01:55:56,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-03 01:55:56,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-03 01:55:56,730 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) [2022-11-03 01:55:56,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-03 01:55:56,730 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2022-11-03 01:55:56,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:55:56,731 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-03 01:55:56,731 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 states have internal predecessors, (27), 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) [2022-11-03 01:55:56,731 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-03 01:55:56,731 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-03 01:55:56,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-03 01:55:56,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2022-11-03 01:55:56,949 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 01:55:56,951 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-03 01:55:57,653 INFO L895 garLoopResultBuilder]: At program point L68-3(lines 68 69) the Hoare annotation is: false [2022-11-03 01:55:57,654 INFO L899 garLoopResultBuilder]: For program point L151(lines 151 156) no Hoare annotation was computed. [2022-11-03 01:55:57,654 INFO L895 garLoopResultBuilder]: At program point L151-1(lines 139 158) the Hoare annotation is: false [2022-11-03 01:55:57,654 INFO L899 garLoopResultBuilder]: For program point L151-2(lines 151 156) no Hoare annotation was computed. [2022-11-03 01:55:57,654 INFO L899 garLoopResultBuilder]: For program point L52(lines 22 160) no Hoare annotation was computed. [2022-11-03 01:55:57,654 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-03 01:55:57,654 INFO L899 garLoopResultBuilder]: For program point L119-1(lines 22 160) no Hoare annotation was computed. [2022-11-03 01:55:57,654 INFO L899 garLoopResultBuilder]: For program point L53(lines 53 59) no Hoare annotation was computed. [2022-11-03 01:55:57,655 INFO L895 garLoopResultBuilder]: At program point L169(lines 162 170) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)) |ULTIMATE.start_main_~y~0#1|)) (exists ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 64)) (|v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6|) (_ bv4 32)))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_14|) .cse0) (= |ULTIMATE.start_main_~x~0#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_14|))) (= (bvlshr (bvadd (_ bv2148532224 32) (bvand (_ bv2147483647 32) .cse0)) (_ bv31 32)) |ULTIMATE.start_isfinite_double_#res#1|))))) [2022-11-03 01:55:57,655 INFO L899 garLoopResultBuilder]: For program point L103(lines 103 104) no Hoare annotation was computed. [2022-11-03 01:55:57,656 INFO L899 garLoopResultBuilder]: For program point L103-2(lines 100 114) no Hoare annotation was computed. [2022-11-03 01:55:57,656 INFO L899 garLoopResultBuilder]: For program point L54-2(lines 54 55) no Hoare annotation was computed. [2022-11-03 01:55:57,656 INFO L895 garLoopResultBuilder]: At program point L54-3(lines 54 55) the Hoare annotation is: false [2022-11-03 01:55:57,656 INFO L899 garLoopResultBuilder]: For program point L187(lines 187 190) no Hoare annotation was computed. [2022-11-03 01:55:57,656 INFO L895 garLoopResultBuilder]: At program point L105-1(lines 100 114) the Hoare annotation is: false [2022-11-03 01:55:57,657 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-11-03 01:55:57,657 INFO L899 garLoopResultBuilder]: For program point L90(lines 90 96) no Hoare annotation was computed. [2022-11-03 01:55:57,657 INFO L899 garLoopResultBuilder]: For program point L90-2(lines 86 97) no Hoare annotation was computed. [2022-11-03 01:55:57,657 INFO L899 garLoopResultBuilder]: For program point L57-2(lines 57 58) no Hoare annotation was computed. [2022-11-03 01:55:57,658 INFO L895 garLoopResultBuilder]: At program point L57-3(lines 57 58) the Hoare annotation is: false [2022-11-03 01:55:57,658 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-03 01:55:57,658 INFO L899 garLoopResultBuilder]: For program point L141(lines 141 150) no Hoare annotation was computed. [2022-11-03 01:55:57,658 INFO L899 garLoopResultBuilder]: For program point L42(lines 42 44) no Hoare annotation was computed. [2022-11-03 01:55:57,658 INFO L899 garLoopResultBuilder]: For program point L26-1(lines 26 31) no Hoare annotation was computed. [2022-11-03 01:55:57,659 INFO L895 garLoopResultBuilder]: At program point L26-2(lines 26 31) the Hoare annotation is: (and (= |ULTIMATE.start_fmod_double_~x#1| |ULTIMATE.start_main_~x~0#1|) (exists ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 64)) (|v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6|) (_ bv4 32)))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_14|) .cse0) (not (= (bvlshr (bvadd (_ bv2148532224 32) (bvand (_ bv2147483647 32) .cse0)) (_ bv31 32)) (_ bv0 32))) (= |ULTIMATE.start_fmod_double_~x#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_14|)))))) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_fmod_double_~y#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))))) [2022-11-03 01:55:57,659 INFO L899 garLoopResultBuilder]: For program point L109(lines 109 110) no Hoare annotation was computed. [2022-11-03 01:55:57,659 INFO L895 garLoopResultBuilder]: At program point L159(lines 22 160) the Hoare annotation is: (and (= |ULTIMATE.start_fmod_double_#res#1| |ULTIMATE.start_main_~x~0#1|) (exists ((|v_skolemized_q#valueAsBitvector_21| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_21|)) |ULTIMATE.start_main_~x~0#1|) (not (= (bvlshr (bvadd (_ bv2148532224 32) (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_21|))) (_ bv31 32)) (_ bv0 32)))))) [2022-11-03 01:55:57,660 INFO L895 garLoopResultBuilder]: At program point L126-2(lines 126 130) the Hoare annotation is: false [2022-11-03 01:55:57,660 INFO L899 garLoopResultBuilder]: For program point L126-3(lines 22 160) no Hoare annotation was computed. [2022-11-03 01:55:57,660 INFO L902 garLoopResultBuilder]: At program point L193(lines 172 194) the Hoare annotation is: true [2022-11-03 01:55:57,660 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-03 01:55:57,661 INFO L899 garLoopResultBuilder]: For program point L144(lines 144 150) no Hoare annotation was computed. [2022-11-03 01:55:57,661 INFO L899 garLoopResultBuilder]: For program point L78(lines 78 84) no Hoare annotation was computed. [2022-11-03 01:55:57,661 INFO L899 garLoopResultBuilder]: For program point L45(lines 45 50) no Hoare annotation was computed. [2022-11-03 01:55:57,661 INFO L899 garLoopResultBuilder]: For program point L78-2(lines 22 160) no Hoare annotation was computed. [2022-11-03 01:55:57,662 INFO L899 garLoopResultBuilder]: For program point L45-2(lines 22 160) no Hoare annotation was computed. [2022-11-03 01:55:57,662 INFO L899 garLoopResultBuilder]: For program point L46(lines 46 47) no Hoare annotation was computed. [2022-11-03 01:55:57,662 INFO L899 garLoopResultBuilder]: For program point L63(lines 22 160) no Hoare annotation was computed. [2022-11-03 01:55:57,662 INFO L899 garLoopResultBuilder]: For program point L64(lines 64 70) no Hoare annotation was computed. [2022-11-03 01:55:57,662 INFO L899 garLoopResultBuilder]: For program point L48(lines 48 49) no Hoare annotation was computed. [2022-11-03 01:55:57,663 INFO L899 garLoopResultBuilder]: For program point L164-1(lines 164 168) no Hoare annotation was computed. [2022-11-03 01:55:57,663 INFO L899 garLoopResultBuilder]: For program point L131(lines 131 158) no Hoare annotation was computed. [2022-11-03 01:55:57,663 INFO L895 garLoopResultBuilder]: At program point L164-2(lines 164 168) the Hoare annotation is: (and (= |ULTIMATE.start_isfinite_double_~x#1| |ULTIMATE.start_main_~x~0#1|) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)) |ULTIMATE.start_main_~y~0#1|))) [2022-11-03 01:55:57,663 INFO L899 garLoopResultBuilder]: For program point L164-3(lines 164 168) no Hoare annotation was computed. [2022-11-03 01:55:57,663 INFO L899 garLoopResultBuilder]: For program point L32(lines 32 37) no Hoare annotation was computed. [2022-11-03 01:55:57,664 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-03 01:55:57,664 INFO L895 garLoopResultBuilder]: At program point L32-1(lines 22 160) the Hoare annotation is: (and (= |ULTIMATE.start_fmod_double_~x#1| |ULTIMATE.start_main_~x~0#1|) (exists ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (|v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_6| (_ BitVec 32)) (|v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6| (_ BitVec 32))) (let ((.cse0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_14|)) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_6|) (_ bv4 32)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_15|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_14|))) (not (= (bvlshr (bvadd (bvand .cse0 (_ bv2147483647 32)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= .cse0 (select (select |#memory_int| |v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6|) (_ bv4 32))) (= |ULTIMATE.start_fmod_double_~hx~0#1| .cse1) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|) .cse1)))) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_fmod_double_~y#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)))) (exists ((|v_skolemized_q#valueAsBitvector_21| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_21|)) |ULTIMATE.start_main_~x~0#1|) (not (= (bvlshr (bvadd (_ bv2148532224 32) (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_21|))) (_ bv31 32)) (_ bv0 32)))))) [2022-11-03 01:55:57,665 INFO L899 garLoopResultBuilder]: For program point L65-2(lines 65 66) no Hoare annotation was computed. [2022-11-03 01:55:57,665 INFO L899 garLoopResultBuilder]: For program point L32-2(lines 32 37) no Hoare annotation was computed. [2022-11-03 01:55:57,665 INFO L895 garLoopResultBuilder]: At program point L65-3(lines 65 66) the Hoare annotation is: false [2022-11-03 01:55:57,665 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 188) no Hoare annotation was computed. [2022-11-03 01:55:57,666 INFO L899 garLoopResultBuilder]: For program point L182(lines 182 191) no Hoare annotation was computed. [2022-11-03 01:55:57,666 INFO L899 garLoopResultBuilder]: For program point L182-2(lines 182 191) no Hoare annotation was computed. [2022-11-03 01:55:57,666 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 133 138) no Hoare annotation was computed. [2022-11-03 01:55:57,666 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 100 114) no Hoare annotation was computed. [2022-11-03 01:55:57,666 INFO L895 garLoopResultBuilder]: At program point L133-2(lines 133 138) the Hoare annotation is: false [2022-11-03 01:55:57,667 INFO L899 garLoopResultBuilder]: For program point L100-3(lines 100 114) no Hoare annotation was computed. [2022-11-03 01:55:57,667 INFO L899 garLoopResultBuilder]: For program point L117(lines 117 118) no Hoare annotation was computed. [2022-11-03 01:55:57,667 INFO L899 garLoopResultBuilder]: For program point L117-2(lines 22 160) no Hoare annotation was computed. [2022-11-03 01:55:57,667 INFO L899 garLoopResultBuilder]: For program point L68-2(lines 68 69) no Hoare annotation was computed. [2022-11-03 01:55:57,671 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-03 01:55:57,674 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-03 01:55:57,683 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] [2022-11-03 01:55:57,684 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] [2022-11-03 01:55:57,684 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] [2022-11-03 01:55:57,685 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,685 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,685 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,685 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,686 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,686 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,686 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,687 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] [2022-11-03 01:55:57,687 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,687 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,687 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,688 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,688 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,688 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,688 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,697 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] [2022-11-03 01:55:57,697 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] [2022-11-03 01:55:57,698 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] [2022-11-03 01:55:57,698 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,698 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,698 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,699 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,699 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,699 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,699 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,700 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] [2022-11-03 01:55:57,700 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,700 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,700 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,701 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,701 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,701 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,701 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,704 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,704 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,704 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,704 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,705 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,705 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,706 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,706 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,707 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,708 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,708 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,708 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,708 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,709 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,709 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,709 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,710 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,710 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,711 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,711 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,711 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,711 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,711 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,712 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,713 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,713 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,713 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,714 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,715 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,715 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,715 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,716 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,716 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,716 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,724 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,725 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,725 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,726 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,726 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,726 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,726 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,727 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,727 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,727 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 01:55:57 BoogieIcfgContainer [2022-11-03 01:55:57,730 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-03 01:55:57,731 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-03 01:55:57,731 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-03 01:55:57,732 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-03 01:55:57,732 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:55:39" (3/4) ... [2022-11-03 01:55:57,744 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-03 01:55:57,760 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-11-03 01:55:57,761 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-03 01:55:57,761 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-03 01:55:57,761 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-03 01:55:57,793 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == x && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == y) [2022-11-03 01:55:57,793 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == y) && (\exists v_skolemized_q#valueAsBitvector_14 : bv64, v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6 : bv32 :: (v_skolemized_q#valueAsBitvector_14[63:32] == unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6][4bv32] && x == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0])) && ~bvlshr32(~bvadd64(2148532224bv32, ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6][4bv32])), 31bv32) == \result) [2022-11-03 01:55:57,794 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == x && (\exists v_skolemized_q#valueAsBitvector_14 : bv64, v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6 : bv32 :: (v_skolemized_q#valueAsBitvector_14[63:32] == unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6][4bv32] && !(~bvlshr32(~bvadd64(2148532224bv32, ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6][4bv32])), 31bv32) == 0bv32)) && x == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]))) && (\exists currentRoundingMode : FloatRoundingMode :: y == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) [2022-11-03 01:55:57,810 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/witness.graphml [2022-11-03 01:55:57,810 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-03 01:55:57,811 INFO L158 Benchmark]: Toolchain (without parser) took 24297.64ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 44.7MB in the beginning and 57.6MB in the end (delta: -12.9MB). Peak memory consumption was 755.0kB. Max. memory is 16.1GB. [2022-11-03 01:55:57,811 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 67.1MB. Free memory was 46.8MB in the beginning and 46.8MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:55:57,811 INFO L158 Benchmark]: CACSL2BoogieTranslator took 387.72ms. Allocated memory is still 67.1MB. Free memory was 44.5MB in the beginning and 45.0MB in the end (delta: -426.2kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-03 01:55:57,812 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.75ms. Allocated memory is still 67.1MB. Free memory was 44.8MB in the beginning and 42.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-03 01:55:57,812 INFO L158 Benchmark]: Boogie Preprocessor took 82.97ms. Allocated memory is still 67.1MB. Free memory was 42.5MB in the beginning and 40.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-03 01:55:57,813 INFO L158 Benchmark]: RCFGBuilder took 5632.34ms. Allocated memory is still 67.1MB. Free memory was 40.1MB in the beginning and 33.4MB in the end (delta: 6.6MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2022-11-03 01:55:57,813 INFO L158 Benchmark]: TraceAbstraction took 18014.89ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 32.7MB in the beginning and 60.3MB in the end (delta: -27.6MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2022-11-03 01:55:57,814 INFO L158 Benchmark]: Witness Printer took 78.83ms. Allocated memory is still 81.8MB. Free memory was 60.3MB in the beginning and 57.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-03 01:55:57,816 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 67.1MB. Free memory was 46.8MB in the beginning and 46.8MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 387.72ms. Allocated memory is still 67.1MB. Free memory was 44.5MB in the beginning and 45.0MB in the end (delta: -426.2kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.75ms. Allocated memory is still 67.1MB. Free memory was 44.8MB in the beginning and 42.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.97ms. Allocated memory is still 67.1MB. Free memory was 42.5MB in the beginning and 40.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 5632.34ms. Allocated memory is still 67.1MB. Free memory was 40.1MB in the beginning and 33.4MB in the end (delta: 6.6MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * TraceAbstraction took 18014.89ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 32.7MB in the beginning and 60.3MB in the end (delta: -27.6MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. * Witness Printer took 78.83ms. Allocated memory is still 81.8MB. Free memory was 60.3MB in the beginning and 57.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. 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_skolemized_q#valueAsBitvector_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_6,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_6,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,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 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,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] * 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: 188]: 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 1 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 17.9s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 60 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 60 mSDsluCounter, 1494 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 229 IncrementalHoareTripleChecker+Unchecked, 1180 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1 IncrementalHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 314 mSDtfsCounter, 1 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 89 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=0, InterpolantAutomatonStates: 35, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 14 LocationsWithAnnotation, 14 PreInvPairs, 20 NumberOfFragments, 226 HoareAnnotationTreeSize, 14 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 14 FomulaSimplificationsInter, 43 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 12.7s InterpolantComputationTime, 93 NumberOfCodeBlocks, 93 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 88 ConstructedInterpolants, 50 QuantifiedInterpolants, 1311 SizeOfPredicates, 42 NumberOfNonLiveVariables, 429 ConjunctsInSsa, 73 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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: 22]: Loop Invariant [2022-11-03 01:55:57,833 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] [2022-11-03 01:55:57,834 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] [2022-11-03 01:55:57,834 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] [2022-11-03 01:55:57,834 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,834 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,834 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,835 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,835 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,835 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,835 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,835 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] [2022-11-03 01:55:57,836 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,836 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,836 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,836 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,836 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,836 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,837 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,837 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] [2022-11-03 01:55:57,838 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] [2022-11-03 01:55:57,838 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] [2022-11-03 01:55:57,838 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,838 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,838 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,839 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,839 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,839 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,839 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,839 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_15,QUANTIFIED] [2022-11-03 01:55:57,840 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,840 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,840 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,840 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,840 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,841 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,841 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] Derived loop invariant: ((x == x && (\exists v_skolemized_q#valueAsBitvector_14 : bv64, v_skolemized_q#valueAsBitvector_15 : bv64, v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_6 : bv32, v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6 : bv32 :: (((~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_15[63:63], v_skolemized_q#valueAsBitvector_15[62:52], v_skolemized_q#valueAsBitvector_15[51:0]) == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]) && !(~bvlshr32(~bvadd64(~bvand32(v_skolemized_q#valueAsBitvector_14[63:32], 2147483647bv32), 2148532224bv32), 31bv32) == 0bv32)) && v_skolemized_q#valueAsBitvector_14[63:32] == unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6][4bv32]) && hx == unknown-#memory_int-unknown[v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_6][4bv32]) && v_skolemized_q#valueAsBitvector_15[63:32] == unknown-#memory_int-unknown[v_ULTIMATE.start_fmod_double_~#ew_u~0#1.base_6][4bv32])) && (\exists currentRoundingMode : FloatRoundingMode :: y == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_21 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0]) == x && !(~bvlshr32(~bvadd64(2148532224bv32, ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_21[63:32])), 31bv32) == 0bv32)) - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 22]: Loop Invariant [2022-11-03 01:55:57,842 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,842 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,843 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,843 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,843 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,843 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,844 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] [2022-11-03 01:55:57,844 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_21,QUANTIFIED] Derived loop invariant: \result == x && (\exists v_skolemized_q#valueAsBitvector_21 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0]) == x && !(~bvlshr32(~bvadd64(2148532224bv32, ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_21[63:32])), 31bv32) == 0bv32)) - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 162]: Loop Invariant [2022-11-03 01:55:57,844 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,845 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,845 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,845 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,845 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,845 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,846 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,846 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,846 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,846 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,847 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,847 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,847 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,847 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,847 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,848 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] Derived loop invariant: (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == y) && (\exists v_skolemized_q#valueAsBitvector_14 : bv64, v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6 : bv32 :: (v_skolemized_q#valueAsBitvector_14[63:32] == unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6][4bv32] && x == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0])) && ~bvlshr32(~bvadd64(2148532224bv32, ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6][4bv32])), 31bv32) == \result) - InvariantResult [Line: 164]: Loop Invariant [2022-11-03 01:55:57,848 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,848 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,849 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,849 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: x == x && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == y) - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 26]: Loop Invariant [2022-11-03 01:55:57,850 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,850 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,850 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,850 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,850 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,851 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,851 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,851 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,851 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,852 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,852 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6,QUANTIFIED] [2022-11-03 01:55:57,852 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,852 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,852 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2022-11-03 01:55:57,852 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-03 01:55:57,853 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (x == x && (\exists v_skolemized_q#valueAsBitvector_14 : bv64, v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6 : bv32 :: (v_skolemized_q#valueAsBitvector_14[63:32] == unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6][4bv32] && !(~bvlshr32(~bvadd64(2148532224bv32, ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start_isfinite_double_~#gh_u~0#1.base_6][4bv32])), 31bv32) == 0bv32)) && x == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]))) && (\exists currentRoundingMode : FloatRoundingMode :: y == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-11-03 01:55:58,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4ba5e22-3ee1-48e7-b334-c71f4973e5ea/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE