./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-17.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --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 45b46b3ee7f86f7814cd473dd2f0c3b871541d9116dfda6389a1ac1f27734388 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 16:08:26,040 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 16:08:26,106 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 16:08:26,110 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 16:08:26,111 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 16:08:26,135 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 16:08:26,135 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 16:08:26,136 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 16:08:26,137 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 16:08:26,137 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 16:08:26,138 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 16:08:26,138 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 16:08:26,139 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 16:08:26,139 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 16:08:26,140 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 16:08:26,140 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 16:08:26,141 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 16:08:26,141 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 16:08:26,142 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 16:08:26,142 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 16:08:26,143 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 16:08:26,144 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 16:08:26,144 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 16:08:26,145 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 16:08:26,145 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 16:08:26,146 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 16:08:26,146 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 16:08:26,146 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 16:08:26,147 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 16:08:26,147 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 16:08:26,148 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 16:08:26,148 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 16:08:26,148 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 16:08:26,149 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 16:08:26,149 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 16:08:26,149 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 16:08:26,149 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 16:08:26,150 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:08:26,150 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 16:08:26,150 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 16:08:26,150 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 16:08:26,151 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 16:08:26,151 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 16:08:26,151 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 16:08:26,151 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 16:08:26,151 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 16:08:26,152 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 16:08:26,152 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45b46b3ee7f86f7814cd473dd2f0c3b871541d9116dfda6389a1ac1f27734388 [2023-12-02 16:08:26,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 16:08:26,409 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 16:08:26,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 16:08:26,412 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 16:08:26,413 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 16:08:26,414 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-17.i [2023-12-02 16:08:29,283 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 16:08:29,449 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 16:08:29,450 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-17.i [2023-12-02 16:08:29,460 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/data/2f9a36b17/ac17b39133ac49c9822b9073e70a3298/FLAGd9410e6bb [2023-12-02 16:08:29,473 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/data/2f9a36b17/ac17b39133ac49c9822b9073e70a3298 [2023-12-02 16:08:29,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 16:08:29,477 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 16:08:29,478 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 16:08:29,478 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 16:08:29,483 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 16:08:29,483 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:08:29" (1/1) ... [2023-12-02 16:08:29,485 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41e93dab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:29, skipping insertion in model container [2023-12-02 16:08:29,485 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:08:29" (1/1) ... [2023-12-02 16:08:29,515 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 16:08:29,663 WARN L240 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_71d13e8c-288d-439c-9d87-3def437c4510/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-17.i[916,929] [2023-12-02 16:08:29,706 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:08:29,718 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 16:08:29,730 WARN L240 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_71d13e8c-288d-439c-9d87-3def437c4510/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-17.i[916,929] [2023-12-02 16:08:29,752 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:08:29,768 INFO L206 MainTranslator]: Completed translation [2023-12-02 16:08:29,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:29 WrapperNode [2023-12-02 16:08:29,769 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 16:08:29,770 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 16:08:29,770 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 16:08:29,770 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 16:08:29,778 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:29" (1/1) ... [2023-12-02 16:08:29,788 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:29" (1/1) ... [2023-12-02 16:08:29,816 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 132 [2023-12-02 16:08:29,817 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 16:08:29,818 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 16:08:29,818 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 16:08:29,818 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 16:08:29,827 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:29" (1/1) ... [2023-12-02 16:08:29,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:29" (1/1) ... [2023-12-02 16:08:29,830 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:29" (1/1) ... [2023-12-02 16:08:29,830 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:29" (1/1) ... [2023-12-02 16:08:29,838 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:29" (1/1) ... [2023-12-02 16:08:29,842 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:29" (1/1) ... [2023-12-02 16:08:29,844 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:29" (1/1) ... [2023-12-02 16:08:29,846 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:29" (1/1) ... [2023-12-02 16:08:29,849 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 16:08:29,850 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 16:08:29,851 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 16:08:29,851 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 16:08:29,852 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:29" (1/1) ... [2023-12-02 16:08:29,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:08:29,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:08:29,885 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 16:08:29,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 16:08:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 16:08:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 16:08:29,926 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 16:08:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 16:08:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 16:08:29,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 16:08:30,005 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 16:08:30,007 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 16:08:30,234 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 16:08:30,360 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 16:08:30,360 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 16:08:30,362 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:08:30 BoogieIcfgContainer [2023-12-02 16:08:30,362 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 16:08:30,365 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 16:08:30,365 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 16:08:30,368 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 16:08:30,368 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:08:29" (1/3) ... [2023-12-02 16:08:30,369 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@562781c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:08:30, skipping insertion in model container [2023-12-02 16:08:30,369 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:29" (2/3) ... [2023-12-02 16:08:30,370 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@562781c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:08:30, skipping insertion in model container [2023-12-02 16:08:30,370 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:08:30" (3/3) ... [2023-12-02 16:08:30,371 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-17.i [2023-12-02 16:08:30,389 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 16:08:30,389 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 16:08:30,432 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 16:08:30,438 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=LoopHeads, 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;@64001955, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 16:08:30,439 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 16:08:30,443 INFO L276 IsEmpty]: Start isEmpty. Operand has 42 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-02 16:08:30,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 16:08:30,454 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:08:30,455 INFO L195 NwaCegarLoop]: trace histogram [22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:08:30,455 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:08:30,460 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:08:30,460 INFO L85 PathProgramCache]: Analyzing trace with hash 1927482637, now seen corresponding path program 1 times [2023-12-02 16:08:30,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:08:30,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355083067] [2023-12-02 16:08:30,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:08:30,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:08:30,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 16:08:30,709 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 16:08:30,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 16:08:30,859 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 16:08:30,861 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 16:08:30,862 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 16:08:30,865 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 16:08:30,868 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 16:08:30,872 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 16:08:30,942 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 04:08:30 BoogieIcfgContainer [2023-12-02 16:08:30,942 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 16:08:30,943 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 16:08:30,943 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 16:08:30,944 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 16:08:30,944 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:08:30" (3/4) ... [2023-12-02 16:08:30,946 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 16:08:30,947 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 16:08:30,949 INFO L158 Benchmark]: Toolchain (without parser) took 1471.70ms. Allocated memory is still 153.1MB. Free memory was 117.3MB in the beginning and 88.3MB in the end (delta: 29.1MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2023-12-02 16:08:30,949 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 107.0MB. Free memory is still 56.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 16:08:30,950 INFO L158 Benchmark]: CACSL2BoogieTranslator took 291.27ms. Allocated memory is still 153.1MB. Free memory was 116.8MB in the beginning and 104.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 16:08:30,950 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.13ms. Allocated memory is still 153.1MB. Free memory was 104.2MB in the beginning and 101.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 16:08:30,951 INFO L158 Benchmark]: Boogie Preprocessor took 32.12ms. Allocated memory is still 153.1MB. Free memory was 101.7MB in the beginning and 100.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 16:08:30,951 INFO L158 Benchmark]: RCFGBuilder took 511.80ms. Allocated memory is still 153.1MB. Free memory was 100.1MB in the beginning and 123.6MB in the end (delta: -23.5MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2023-12-02 16:08:30,952 INFO L158 Benchmark]: TraceAbstraction took 577.66ms. Allocated memory is still 153.1MB. Free memory was 122.8MB in the beginning and 88.3MB in the end (delta: 34.5MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-02 16:08:30,952 INFO L158 Benchmark]: Witness Printer took 4.32ms. Allocated memory is still 153.1MB. Free memory is still 88.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 16:08:30,956 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 107.0MB. Free memory is still 56.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 291.27ms. Allocated memory is still 153.1MB. Free memory was 116.8MB in the beginning and 104.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.13ms. Allocated memory is still 153.1MB. Free memory was 104.2MB in the beginning and 101.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.12ms. Allocated memory is still 153.1MB. Free memory was 101.7MB in the beginning and 100.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 511.80ms. Allocated memory is still 153.1MB. Free memory was 100.1MB in the beginning and 123.6MB in the end (delta: -23.5MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. * TraceAbstraction took 577.66ms. Allocated memory is still 153.1MB. Free memory was 122.8MB in the beginning and 88.3MB in the end (delta: 34.5MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Witness Printer took 4.32ms. Allocated memory is still 153.1MB. Free memory is still 88.3MB. 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: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of to_int at line 53. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 10000000; [L23] unsigned char var_1_2 = 0; [L24] signed long int var_1_3 = 16; [L25] signed long int var_1_4 = 7; [L26] signed long int var_1_5 = 49; [L27] signed short int var_1_6 = -10; [L28] signed long int var_1_7 = 4; [L29] signed long int var_1_8 = 9; [L30] signed short int var_1_9 = 128; [L31] signed short int var_1_10 = 128; [L32] unsigned char var_1_11 = 0; [L33] unsigned long int var_1_12 = 100; [L34] signed long int var_1_13 = 128; [L35] signed long int var_1_14 = 3; [L36] unsigned char var_1_15 = 16; [L37] unsigned char var_1_16 = 2; [L38] unsigned char last_1_var_1_15 = 16; [L113] isInitial = 1 [L114] FCALL initially() [L115] COND TRUE 1 [L116] CALL updateLastVariables() [L106] last_1_var_1_15 = var_1_15 [L116] RET updateLastVariables() [L117] CALL updateVariables() [L71] var_1_2 = __VERIFIER_nondet_uchar() [L72] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_3=16, var_1_4=7, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_3=16, var_1_4=7, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L73] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=16, var_1_4=7, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=16, var_1_4=7, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L74] var_1_3 = __VERIFIER_nondet_long() [L75] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=7, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=7, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L76] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=7, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=7, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L77] var_1_4 = __VERIFIER_nondet_long() [L78] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L79] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=49, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L80] var_1_5 = __VERIFIER_nondet_long() [L81] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L82] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=4, var_1_8=9, var_1_9=128] [L83] var_1_7 = __VERIFIER_nondet_long() [L84] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=9, var_1_9=128] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=9, var_1_9=128] [L85] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=9, var_1_9=128] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=9, var_1_9=128] [L86] var_1_8 = __VERIFIER_nondet_long() [L87] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=128] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=128] [L88] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=128] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=128] [L89] var_1_9 = __VERIFIER_nondet_short() [L90] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=16383] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=16383] [L91] CALL assume_abort_if_not(var_1_9 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=16383] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_9 <= 16383) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=16383] [L92] var_1_10 = __VERIFIER_nondet_short() [L93] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=16383] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=16383] [L94] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=16383] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=0, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=16383] [L95] var_1_11 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=16383] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=16383] [L97] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=16383] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=3, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=16383] [L98] var_1_14 = __VERIFIER_nondet_long() [L99] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=16383] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=16383] [L100] CALL assume_abort_if_not(var_1_14 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=16383] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_14 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=2, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=16383] [L101] var_1_16 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=0, var_1_15=16, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=16383] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=0, var_1_15=16, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=16383] [L103] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=0, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=16383] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=100, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=0, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=-10, var_1_7=0, var_1_8=1, var_1_9=16383] [L117] RET updateVariables() [L118] CALL step() [L42] var_1_12 = last_1_var_1_15 [L43] unsigned long int stepLocal_1 = var_1_12; [L44] signed short int stepLocal_0 = var_1_9; [L45] COND FALSE !(stepLocal_0 >= var_1_10) [L52] COND TRUE \read(var_1_2) [L53] var_1_1 = (var_1_3 + ((((var_1_4) < ((49.5 + var_1_5))) ? (var_1_4) : ((49.5 + var_1_5))))) [L55] COND TRUE (- (var_1_7 - var_1_8)) <= var_1_3 [L56] var_1_6 = ((8 + var_1_15) - var_1_15) [L66] COND TRUE var_1_7 < (var_1_8 - var_1_14) [L67] var_1_13 = ((((var_1_4) > (((((((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) > (var_1_3)) ? (((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) : (var_1_3))))) ? (var_1_4) : (((((((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) > (var_1_3)) ? (((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) : (var_1_3)))))) [L118] RET step() [L119] CALL, EXPR property() [L109-L110] return ((((var_1_2 ? (var_1_1 == ((signed long int) (var_1_3 + ((((var_1_4) < ((49.5 + var_1_5))) ? (var_1_4) : ((49.5 + var_1_5))))))) : 1) && (((- (var_1_7 - var_1_8)) <= var_1_3) ? (var_1_6 == ((signed short int) ((8 + var_1_15) - var_1_15))) : (var_1_2 ? (var_1_11 ? (var_1_6 == ((signed short int) var_1_15)) : 1) : (var_1_6 == ((signed short int) var_1_15))))) && (var_1_12 == ((unsigned long int) last_1_var_1_15))) && ((var_1_7 < (var_1_8 - var_1_14)) ? (var_1_13 == ((signed long int) ((((var_1_4) > (((((((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) > (var_1_3)) ? (((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) : (var_1_3))))) ? (var_1_4) : (((((((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) > (var_1_3)) ? (((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) : (var_1_3)))))))) : 1)) && ((var_1_9 >= var_1_10) ? (((var_1_9 + last_1_var_1_15) >= var_1_12) ? (var_1_15 == ((unsigned char) var_1_16)) : (var_1_15 == ((unsigned char) var_1_16))) : 1) ; [L119] RET, EXPR property() [L119] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=16, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=0, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=8, var_1_7=0, var_1_8=1, var_1_9=16383] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=16, var_1_10=16384, var_1_11=1, var_1_12=16, var_1_13=128, var_1_14=0, var_1_15=16, var_1_16=0, var_1_1=10000000, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=8, var_1_7=0, var_1_8=1, var_1_9=16383] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 42 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=42occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 81 NumberOfCodeBlocks, 81 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 [2023-12-02 16:08:30,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/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_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --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 45b46b3ee7f86f7814cd473dd2f0c3b871541d9116dfda6389a1ac1f27734388 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 16:08:32,942 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 16:08:33,007 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 16:08:33,012 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 16:08:33,012 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 16:08:33,036 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 16:08:33,036 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 16:08:33,037 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 16:08:33,037 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 16:08:33,038 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 16:08:33,039 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 16:08:33,039 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 16:08:33,040 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 16:08:33,040 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 16:08:33,041 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 16:08:33,041 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 16:08:33,042 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 16:08:33,043 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 16:08:33,043 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 16:08:33,044 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 16:08:33,044 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 16:08:33,045 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 16:08:33,045 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 16:08:33,046 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 16:08:33,046 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 16:08:33,047 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 16:08:33,047 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 16:08:33,047 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 16:08:33,048 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 16:08:33,048 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 16:08:33,049 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 16:08:33,049 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 16:08:33,049 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 16:08:33,050 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 16:08:33,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:08:33,050 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 16:08:33,050 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 16:08:33,050 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 16:08:33,051 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 16:08:33,051 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 16:08:33,051 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 16:08:33,051 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 16:08:33,051 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 16:08:33,052 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 16:08:33,052 INFO L153 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_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45b46b3ee7f86f7814cd473dd2f0c3b871541d9116dfda6389a1ac1f27734388 [2023-12-02 16:08:33,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 16:08:33,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 16:08:33,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 16:08:33,422 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 16:08:33,422 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 16:08:33,424 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-17.i [2023-12-02 16:08:36,282 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 16:08:36,533 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 16:08:36,534 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-17.i [2023-12-02 16:08:36,545 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/data/1d3e62968/8cd8d76df8dd47239164b36bbf1b4cc6/FLAGf7bd2dc91 [2023-12-02 16:08:36,563 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/data/1d3e62968/8cd8d76df8dd47239164b36bbf1b4cc6 [2023-12-02 16:08:36,566 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 16:08:36,568 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 16:08:36,569 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 16:08:36,570 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 16:08:36,575 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 16:08:36,576 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:08:36" (1/1) ... [2023-12-02 16:08:36,577 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@446d672c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:36, skipping insertion in model container [2023-12-02 16:08:36,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:08:36" (1/1) ... [2023-12-02 16:08:36,609 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 16:08:36,792 WARN L240 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_71d13e8c-288d-439c-9d87-3def437c4510/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-17.i[916,929] [2023-12-02 16:08:36,841 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:08:36,858 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 16:08:36,871 WARN L240 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_71d13e8c-288d-439c-9d87-3def437c4510/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-17.i[916,929] [2023-12-02 16:08:36,892 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:08:36,911 INFO L206 MainTranslator]: Completed translation [2023-12-02 16:08:36,911 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:36 WrapperNode [2023-12-02 16:08:36,912 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 16:08:36,913 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 16:08:36,913 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 16:08:36,913 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 16:08:36,921 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:36" (1/1) ... [2023-12-02 16:08:36,933 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:36" (1/1) ... [2023-12-02 16:08:36,961 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 124 [2023-12-02 16:08:36,961 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 16:08:36,962 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 16:08:36,962 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 16:08:36,963 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 16:08:36,972 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:36" (1/1) ... [2023-12-02 16:08:36,972 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:36" (1/1) ... [2023-12-02 16:08:36,976 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:36" (1/1) ... [2023-12-02 16:08:36,977 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:36" (1/1) ... [2023-12-02 16:08:36,986 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:36" (1/1) ... [2023-12-02 16:08:36,990 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:36" (1/1) ... [2023-12-02 16:08:36,992 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:36" (1/1) ... [2023-12-02 16:08:36,994 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:36" (1/1) ... [2023-12-02 16:08:36,998 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 16:08:36,999 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 16:08:36,999 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 16:08:36,999 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 16:08:37,000 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:36" (1/1) ... [2023-12-02 16:08:37,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:08:37,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:08:37,038 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 16:08:37,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 16:08:37,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 16:08:37,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 16:08:37,084 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 16:08:37,085 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 16:08:37,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 16:08:37,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 16:08:37,180 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 16:08:37,183 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 16:08:43,226 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 16:08:43,270 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 16:08:43,271 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 16:08:43,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:08:43 BoogieIcfgContainer [2023-12-02 16:08:43,272 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 16:08:43,275 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 16:08:43,275 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 16:08:43,278 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 16:08:43,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:08:36" (1/3) ... [2023-12-02 16:08:43,279 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e9657c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:08:43, skipping insertion in model container [2023-12-02 16:08:43,279 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:08:36" (2/3) ... [2023-12-02 16:08:43,280 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e9657c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:08:43, skipping insertion in model container [2023-12-02 16:08:43,280 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:08:43" (3/3) ... [2023-12-02 16:08:43,281 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-17.i [2023-12-02 16:08:43,301 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 16:08:43,301 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 16:08:43,341 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 16:08:43,348 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=LoopHeads, 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;@447c8c35, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 16:08:43,348 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 16:08:43,353 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 28 states have (on average 1.4285714285714286) internal successors, (40), 29 states have internal predecessors, (40), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-02 16:08:43,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-12-02 16:08:43,368 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:08:43,369 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:08:43,369 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:08:43,375 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:08:43,375 INFO L85 PathProgramCache]: Analyzing trace with hash 1692981015, now seen corresponding path program 1 times [2023-12-02 16:08:43,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:08:43,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [245464008] [2023-12-02 16:08:43,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:08:43,390 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 16:08:43,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:08:43,391 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 16:08:43,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-02 16:08:43,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:08:43,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 16:08:43,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:08:43,792 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 730 trivial. 0 not checked. [2023-12-02 16:08:43,792 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:08:43,793 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:08:43,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [245464008] [2023-12-02 16:08:43,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [245464008] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:08:43,794 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:08:43,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 16:08:43,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557509260] [2023-12-02 16:08:43,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:08:43,800 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 16:08:43,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:08:43,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 16:08:43,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 16:08:43,829 INFO L87 Difference]: Start difference. First operand has 53 states, 28 states have (on average 1.4285714285714286) internal successors, (40), 29 states have internal predecessors, (40), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-12-02 16:08:46,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:08:46,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:08:46,079 INFO L93 Difference]: Finished difference Result 103 states and 188 transitions. [2023-12-02 16:08:46,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 16:08:46,130 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 130 [2023-12-02 16:08:46,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:08:46,137 INFO L225 Difference]: With dead ends: 103 [2023-12-02 16:08:46,137 INFO L226 Difference]: Without dead ends: 51 [2023-12-02 16:08:46,140 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 16:08:46,144 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-12-02 16:08:46,145 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 76 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-12-02 16:08:46,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2023-12-02 16:08:46,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2023-12-02 16:08:46,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 27 states have (on average 1.2962962962962963) internal successors, (35), 27 states have internal predecessors, (35), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-02 16:08:46,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 79 transitions. [2023-12-02 16:08:46,184 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 79 transitions. Word has length 130 [2023-12-02 16:08:46,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:08:46,184 INFO L495 AbstractCegarLoop]: Abstraction has 51 states and 79 transitions. [2023-12-02 16:08:46,184 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-12-02 16:08:46,185 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 79 transitions. [2023-12-02 16:08:46,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-12-02 16:08:46,187 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:08:46,188 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:08:46,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-02 16:08:46,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 16:08:46,389 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:08:46,389 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:08:46,390 INFO L85 PathProgramCache]: Analyzing trace with hash -2065342377, now seen corresponding path program 1 times [2023-12-02 16:08:46,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:08:46,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [425549007] [2023-12-02 16:08:46,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:08:46,391 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 16:08:46,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:08:46,392 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 16:08:46,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-02 16:08:46,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 16:08:46,774 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 16:08:47,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 16:08:47,077 ERROR L246 FreeRefinementEngine]: Caught known exception: Invalid model [2023-12-02 16:08:47,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [1956933450] [2023-12-02 16:08:47,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:08:47,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 16:08:47,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 16:08:47,079 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 16:08:47,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71d13e8c-288d-439c-9d87-3def437c4510/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 16:08:47,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:08:47,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-02 16:08:47,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:09:28,891 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ sign_extend 16) c_~var_1_9~0))) (and (let ((.cse3 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)) (.cse1 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0)))) (let ((.cse2 (fp.lt .cse3 .cse1)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_3~0))) (or (and (= ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse0 .cse1)) c_~var_1_1~0) (not .cse2)) (and .cse2 (= c_~var_1_1~0 ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse0 .cse3))))))) (bvsle .cse4 (_ bv16383 32)) (not (bvsge .cse4 ((_ sign_extend 16) c_~var_1_10~0))) (not (= (_ bv0 8) c_~var_1_2~0)) (bvsge .cse4 (_ bv0 32)) (= c_~var_1_12~0 ((_ zero_extend 24) c_~last_1_var_1_15~0)))) is different from false [2023-12-02 16:09:30,943 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ sign_extend 16) c_~var_1_9~0))) (and (let ((.cse3 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)) (.cse1 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0)))) (let ((.cse2 (fp.lt .cse3 .cse1)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_3~0))) (or (and (= ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse0 .cse1)) c_~var_1_1~0) (not .cse2)) (and .cse2 (= c_~var_1_1~0 ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse0 .cse3))))))) (bvsle .cse4 (_ bv16383 32)) (not (bvsge .cse4 ((_ sign_extend 16) c_~var_1_10~0))) (not (= (_ bv0 8) c_~var_1_2~0)) (bvsge .cse4 (_ bv0 32)) (= c_~var_1_12~0 ((_ zero_extend 24) c_~last_1_var_1_15~0)))) is different from true [2023-12-02 16:10:19,478 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ sign_extend 16) c_~var_1_9~0))) (and (bvsle (bvneg (bvadd c_~var_1_7~0 (bvneg c_~var_1_8~0))) c_~var_1_3~0) (let ((.cse3 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)) (.cse1 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0)))) (let ((.cse2 (fp.lt .cse3 .cse1)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_3~0))) (or (and (= ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse0 .cse1)) c_~var_1_1~0) (not .cse2)) (and .cse2 (= c_~var_1_1~0 ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse0 .cse3))))))) (bvsle .cse4 (_ bv16383 32)) (not (bvsge .cse4 ((_ sign_extend 16) c_~var_1_10~0))) (not (= (_ bv0 8) c_~var_1_2~0)) (bvsge .cse4 (_ bv0 32)) (= ((_ extract 15 0) (let ((.cse5 ((_ zero_extend 24) c_~var_1_15~0))) (bvadd (bvneg .cse5) (_ bv8 32) .cse5))) c_~var_1_6~0) (= c_~var_1_12~0 ((_ zero_extend 24) c_~last_1_var_1_15~0)))) is different from false [2023-12-02 16:10:21,546 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ sign_extend 16) c_~var_1_9~0))) (and (bvsle (bvneg (bvadd c_~var_1_7~0 (bvneg c_~var_1_8~0))) c_~var_1_3~0) (let ((.cse3 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)) (.cse1 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0)))) (let ((.cse2 (fp.lt .cse3 .cse1)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_3~0))) (or (and (= ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse0 .cse1)) c_~var_1_1~0) (not .cse2)) (and .cse2 (= c_~var_1_1~0 ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse0 .cse3))))))) (bvsle .cse4 (_ bv16383 32)) (not (bvsge .cse4 ((_ sign_extend 16) c_~var_1_10~0))) (not (= (_ bv0 8) c_~var_1_2~0)) (bvsge .cse4 (_ bv0 32)) (= ((_ extract 15 0) (let ((.cse5 ((_ zero_extend 24) c_~var_1_15~0))) (bvadd (bvneg .cse5) (_ bv8 32) .cse5))) c_~var_1_6~0) (= c_~var_1_12~0 ((_ zero_extend 24) c_~last_1_var_1_15~0)))) is different from true [2023-12-02 16:14:22,754 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ sign_extend 16) c_~var_1_9~0))) (and (bvsle (bvneg (bvadd c_~var_1_7~0 (bvneg c_~var_1_8~0))) c_~var_1_3~0) (let ((.cse3 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)) (.cse1 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0)))) (let ((.cse2 (fp.lt .cse3 .cse1)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_3~0))) (or (and (= ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse0 .cse1)) c_~var_1_1~0) (not .cse2)) (and .cse2 (= c_~var_1_1~0 ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse0 .cse3))))))) (bvsle .cse4 (_ bv16383 32)) (not (bvsge .cse4 ((_ sign_extend 16) c_~var_1_10~0))) (not (= (_ bv0 8) c_~var_1_2~0)) (bvsge .cse4 (_ bv0 32)) (let ((.cse14 ((_ to_fp 8 24) c_currentRoundingMode (/ 637.0 5.0))) (.cse21 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_5~0)) (.cse15 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_3~0))) (let ((.cse22 (fp.gt .cse21 .cse15)) (.cse5 (fp.gt .cse14 .cse21)) (.cse20 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_4~0))) (let ((.cse16 (fp.gt .cse20 .cse15)) (.cse12 (= ((_ fp.to_sbv 32) roundTowardZero .cse14) c_~var_1_13~0)) (.cse10 (not .cse5)) (.cse11 (fp.gt .cse20 .cse21)) (.cse9 (not .cse22)) (.cse7 (and (= c_~var_1_13~0 ((_ fp.to_sbv 32) roundTowardZero .cse21)) .cse22))) (or (and (let ((.cse8 (= ((_ fp.to_sbv 32) roundTowardZero .cse15) c_~var_1_13~0))) (let ((.cse6 (let ((.cse13 (fp.gt .cse14 .cse15))) (or (and .cse12 .cse13) (and .cse8 (not .cse13)))))) (or (and .cse5 .cse6) (and (or .cse7 (and .cse8 .cse9)) .cse10) (and .cse11 .cse6)))) (not .cse16)) (and .cse16 (let ((.cse19 (= ((_ fp.to_sbv 32) roundTowardZero .cse20) c_~var_1_13~0))) (let ((.cse17 (or (and .cse19 .cse9) .cse7)) (.cse18 (fp.gt .cse20 .cse14))) (or (and (or (and .cse5 .cse12) (and .cse10 .cse17)) (not .cse18)) (and (or (and (not .cse11) .cse17) (and .cse11 .cse19)) .cse18))))))))) (= ((_ extract 15 0) (let ((.cse23 ((_ zero_extend 24) c_~var_1_15~0))) (bvadd (bvneg .cse23) (_ bv8 32) .cse23))) c_~var_1_6~0) (= c_~var_1_12~0 ((_ zero_extend 24) c_~last_1_var_1_15~0)))) is different from false [2023-12-02 16:14:24,831 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ sign_extend 16) c_~var_1_9~0))) (and (bvsle (bvneg (bvadd c_~var_1_7~0 (bvneg c_~var_1_8~0))) c_~var_1_3~0) (let ((.cse3 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)) (.cse1 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0)))) (let ((.cse2 (fp.lt .cse3 .cse1)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_3~0))) (or (and (= ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse0 .cse1)) c_~var_1_1~0) (not .cse2)) (and .cse2 (= c_~var_1_1~0 ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse0 .cse3))))))) (bvsle .cse4 (_ bv16383 32)) (not (bvsge .cse4 ((_ sign_extend 16) c_~var_1_10~0))) (not (= (_ bv0 8) c_~var_1_2~0)) (bvsge .cse4 (_ bv0 32)) (let ((.cse14 ((_ to_fp 8 24) c_currentRoundingMode (/ 637.0 5.0))) (.cse21 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_5~0)) (.cse15 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_3~0))) (let ((.cse22 (fp.gt .cse21 .cse15)) (.cse5 (fp.gt .cse14 .cse21)) (.cse20 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_4~0))) (let ((.cse16 (fp.gt .cse20 .cse15)) (.cse12 (= ((_ fp.to_sbv 32) roundTowardZero .cse14) c_~var_1_13~0)) (.cse10 (not .cse5)) (.cse11 (fp.gt .cse20 .cse21)) (.cse9 (not .cse22)) (.cse7 (and (= c_~var_1_13~0 ((_ fp.to_sbv 32) roundTowardZero .cse21)) .cse22))) (or (and (let ((.cse8 (= ((_ fp.to_sbv 32) roundTowardZero .cse15) c_~var_1_13~0))) (let ((.cse6 (let ((.cse13 (fp.gt .cse14 .cse15))) (or (and .cse12 .cse13) (and .cse8 (not .cse13)))))) (or (and .cse5 .cse6) (and (or .cse7 (and .cse8 .cse9)) .cse10) (and .cse11 .cse6)))) (not .cse16)) (and .cse16 (let ((.cse19 (= ((_ fp.to_sbv 32) roundTowardZero .cse20) c_~var_1_13~0))) (let ((.cse17 (or (and .cse19 .cse9) .cse7)) (.cse18 (fp.gt .cse20 .cse14))) (or (and (or (and .cse5 .cse12) (and .cse10 .cse17)) (not .cse18)) (and (or (and (not .cse11) .cse17) (and .cse11 .cse19)) .cse18))))))))) (= ((_ extract 15 0) (let ((.cse23 ((_ zero_extend 24) c_~var_1_15~0))) (bvadd (bvneg .cse23) (_ bv8 32) .cse23))) c_~var_1_6~0) (= c_~var_1_12~0 ((_ zero_extend 24) c_~last_1_var_1_15~0)))) is different from true