./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-97.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_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/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_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-97.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/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_0e463b87-9a12-4bbd-a7fa-834dc1505946/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 d5e4cb9ac1eb80d849fbfc0dc84b475939efb7668f397b899cd3f0a90b7f4ba1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 14:51:43,940 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 14:51:44,005 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 14:51:44,010 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 14:51:44,010 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 14:51:44,034 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 14:51:44,035 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 14:51:44,035 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 14:51:44,036 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 14:51:44,037 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 14:51:44,037 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 14:51:44,038 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 14:51:44,038 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 14:51:44,039 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 14:51:44,039 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 14:51:44,040 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 14:51:44,040 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 14:51:44,041 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 14:51:44,041 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 14:51:44,042 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 14:51:44,042 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 14:51:44,043 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 14:51:44,043 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 14:51:44,044 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 14:51:44,044 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 14:51:44,044 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 14:51:44,045 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 14:51:44,045 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 14:51:44,046 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 14:51:44,046 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 14:51:44,046 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 14:51:44,047 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 14:51:44,047 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 14:51:44,047 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 14:51:44,047 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 14:51:44,047 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 14:51:44,048 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 14:51:44,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 14:51:44,048 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 14:51:44,048 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 14:51:44,049 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 14:51:44,049 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 14:51:44,049 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 14:51:44,049 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 14:51:44,049 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 14:51:44,050 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 14:51:44,050 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 14:51:44,050 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_0e463b87-9a12-4bbd-a7fa-834dc1505946/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5e4cb9ac1eb80d849fbfc0dc84b475939efb7668f397b899cd3f0a90b7f4ba1 [2023-12-02 14:51:44,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 14:51:44,285 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 14:51:44,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 14:51:44,288 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 14:51:44,289 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 14:51:44,290 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-97.i [2023-12-02 14:51:46,955 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 14:51:47,137 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 14:51:47,138 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-97.i [2023-12-02 14:51:47,149 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/data/2ccc601f6/ca0143d39da343f8b6f228c8541d3ae4/FLAG60d0f2d9f [2023-12-02 14:51:47,163 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/data/2ccc601f6/ca0143d39da343f8b6f228c8541d3ae4 [2023-12-02 14:51:47,165 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 14:51:47,167 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 14:51:47,168 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 14:51:47,168 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 14:51:47,173 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 14:51:47,174 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:51:47" (1/1) ... [2023-12-02 14:51:47,175 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5185edcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:47, skipping insertion in model container [2023-12-02 14:51:47,175 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:51:47" (1/1) ... [2023-12-02 14:51:47,212 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 14:51:47,360 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_0e463b87-9a12-4bbd-a7fa-834dc1505946/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-97.i[916,929] [2023-12-02 14:51:47,437 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 14:51:47,449 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 14:51:47,461 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_0e463b87-9a12-4bbd-a7fa-834dc1505946/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-97.i[916,929] [2023-12-02 14:51:47,502 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 14:51:47,519 INFO L206 MainTranslator]: Completed translation [2023-12-02 14:51:47,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:47 WrapperNode [2023-12-02 14:51:47,519 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 14:51:47,520 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 14:51:47,521 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 14:51:47,521 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 14:51:47,528 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:47" (1/1) ... [2023-12-02 14:51:47,541 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:47" (1/1) ... [2023-12-02 14:51:47,584 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 184 [2023-12-02 14:51:47,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 14:51:47,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 14:51:47,585 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 14:51:47,585 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 14:51:47,594 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:47" (1/1) ... [2023-12-02 14:51:47,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:47" (1/1) ... [2023-12-02 14:51:47,599 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:47" (1/1) ... [2023-12-02 14:51:47,599 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:47" (1/1) ... [2023-12-02 14:51:47,615 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:47" (1/1) ... [2023-12-02 14:51:47,620 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:47" (1/1) ... [2023-12-02 14:51:47,624 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:47" (1/1) ... [2023-12-02 14:51:47,627 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:47" (1/1) ... [2023-12-02 14:51:47,632 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 14:51:47,633 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 14:51:47,633 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 14:51:47,633 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 14:51:47,634 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:47" (1/1) ... [2023-12-02 14:51:47,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 14:51:47,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:51:47,665 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 14:51:47,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 14:51:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 14:51:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 14:51:47,701 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 14:51:47,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 14:51:47,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 14:51:47,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 14:51:47,788 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 14:51:47,790 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 14:51:48,178 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 14:51:48,433 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 14:51:48,434 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 14:51:48,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:51:48 BoogieIcfgContainer [2023-12-02 14:51:48,435 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 14:51:48,439 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 14:51:48,439 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 14:51:48,442 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 14:51:48,442 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:51:47" (1/3) ... [2023-12-02 14:51:48,443 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@552bb666 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:51:48, skipping insertion in model container [2023-12-02 14:51:48,443 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:47" (2/3) ... [2023-12-02 14:51:48,443 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@552bb666 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:51:48, skipping insertion in model container [2023-12-02 14:51:48,444 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:51:48" (3/3) ... [2023-12-02 14:51:48,445 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-97.i [2023-12-02 14:51:48,464 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 14:51:48,464 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 14:51:48,512 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 14:51:48,517 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;@4c4bb8b4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 14:51:48,517 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 14:51:48,521 INFO L276 IsEmpty]: Start isEmpty. Operand has 47 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-12-02 14:51:48,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-02 14:51:48,530 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:51:48,530 INFO L195 NwaCegarLoop]: trace histogram [24, 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, 1, 1] [2023-12-02 14:51:48,531 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:51:48,535 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:51:48,535 INFO L85 PathProgramCache]: Analyzing trace with hash -1775403702, now seen corresponding path program 1 times [2023-12-02 14:51:48,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 14:51:48,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866267603] [2023-12-02 14:51:48,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:51:48,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 14:51:48,681 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 14:51:48,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [326946579] [2023-12-02 14:51:48,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:51:48,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 14:51:48,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:51:48,700 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 14:51:48,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 14:51:49,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 14:51:49,158 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 14:51:49,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 14:51:49,843 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 14:51:49,845 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 14:51:49,847 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 14:51:49,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 14:51:50,049 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 14:51:50,052 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 14:51:50,056 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 14:51:50,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:51:50 BoogieIcfgContainer [2023-12-02 14:51:50,143 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 14:51:50,144 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 14:51:50,144 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 14:51:50,144 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 14:51:50,145 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:51:48" (3/4) ... [2023-12-02 14:51:50,147 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 14:51:50,148 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 14:51:50,149 INFO L158 Benchmark]: Toolchain (without parser) took 2982.03ms. Allocated memory was 151.0MB in the beginning and 205.5MB in the end (delta: 54.5MB). Free memory was 103.1MB in the beginning and 83.2MB in the end (delta: 19.9MB). Peak memory consumption was 75.4MB. Max. memory is 16.1GB. [2023-12-02 14:51:50,150 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 98.6MB. Free memory was 48.1MB in the beginning and 47.9MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 14:51:50,150 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.79ms. Allocated memory is still 151.0MB. Free memory was 103.1MB in the beginning and 86.8MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 14:51:50,151 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.81ms. Allocated memory is still 151.0MB. Free memory was 86.8MB in the beginning and 82.1MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 14:51:50,151 INFO L158 Benchmark]: Boogie Preprocessor took 47.47ms. Allocated memory is still 151.0MB. Free memory was 82.1MB in the beginning and 80.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 14:51:50,152 INFO L158 Benchmark]: RCFGBuilder took 802.67ms. Allocated memory was 151.0MB in the beginning and 205.5MB in the end (delta: 54.5MB). Free memory was 80.0MB in the beginning and 131.5MB in the end (delta: -51.4MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2023-12-02 14:51:50,153 INFO L158 Benchmark]: TraceAbstraction took 1704.96ms. Allocated memory is still 205.5MB. Free memory was 130.4MB in the beginning and 83.2MB in the end (delta: 47.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-12-02 14:51:50,153 INFO L158 Benchmark]: Witness Printer took 3.80ms. Allocated memory is still 205.5MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 14:51:50,156 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 98.6MB. Free memory was 48.1MB in the beginning and 47.9MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 351.79ms. Allocated memory is still 151.0MB. Free memory was 103.1MB in the beginning and 86.8MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.81ms. Allocated memory is still 151.0MB. Free memory was 86.8MB in the beginning and 82.1MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.47ms. Allocated memory is still 151.0MB. Free memory was 82.1MB in the beginning and 80.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 802.67ms. Allocated memory was 151.0MB in the beginning and 205.5MB in the end (delta: 54.5MB). Free memory was 80.0MB in the beginning and 131.5MB in the end (delta: -51.4MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1704.96ms. Allocated memory is still 205.5MB. Free memory was 130.4MB in the beginning and 83.2MB in the end (delta: 47.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Witness Printer took 3.80ms. Allocated memory is still 205.5MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 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 someBinaryFLOATComparisonOperation at line 52, overapproximation of someBinaryArithmeticDOUBLEoperation at line 74, overapproximation of someUnaryDOUBLEoperation at line 74, overapproximation of someBinaryDOUBLEComparisonOperation at line 51, overapproximation of someBinaryArithmeticFLOAToperation at line 54. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 4; [L23] unsigned char var_1_2 = 0; [L24] unsigned long int var_1_7 = 2819353023; [L25] signed short int var_1_9 = 25; [L26] signed short int var_1_10 = 25; [L27] signed short int var_1_11 = 0; [L28] float var_1_12 = 255.8; [L29] unsigned char var_1_14 = 200; [L30] unsigned char var_1_15 = 5; [L31] unsigned char var_1_16 = 4; [L32] float var_1_17 = 99999.5; [L33] float var_1_18 = 63.4; [L34] double var_1_19 = 63.5; [L35] double var_1_20 = 9.95; [L36] double var_1_21 = 5.7; [L37] double var_1_22 = 3.85; [L38] unsigned char var_1_23 = 1; [L39] unsigned char var_1_24 = 0; [L40] unsigned long int var_1_25 = 0; [L41] unsigned long int var_1_26 = 16; [L42] unsigned long int var_1_27 = 1840944138; [L43] unsigned short int var_1_28 = 0; [L44] float var_1_29 = 1.1; [L45] signed char var_1_30 = 25; [L46] unsigned char last_1_var_1_23 = 1; [L47] float last_1_var_1_29 = 1.1; [L192] isInitial = 1 [L193] FCALL initially() [L194] COND TRUE 1 [L195] CALL updateLastVariables() [L184] last_1_var_1_23 = var_1_23 [L185] last_1_var_1_29 = var_1_29 [L195] RET updateLastVariables() [L196] CALL updateVariables() [L144] var_1_2 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=25, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_30=25, var_1_7=2819353023, var_1_9=25] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=25, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_30=25, var_1_7=2819353023, var_1_9=25] [L146] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=25, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=2819353023, var_1_9=25] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=25, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=2819353023, var_1_9=25] [L147] var_1_7 = __VERIFIER_nondet_ulong() [L148] CALL assume_abort_if_not(var_1_7 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=25, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_7 >= 2147483647) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=25, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L149] CALL assume_abort_if_not(var_1_7 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=25, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_7 <= 4294967295) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=25, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L150] var_1_10 = __VERIFIER_nondet_short() [L151] CALL assume_abort_if_not(var_1_10 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_10 >= -1) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L152] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L153] var_1_11 = __VERIFIER_nondet_short() [L154] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L155] CALL assume_abort_if_not(var_1_11 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_11 <= 32766) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L156] var_1_14 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_14 >= 191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_14 >= 191) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L158] CALL assume_abort_if_not(var_1_14 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_14 <= 255) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L159] var_1_15 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L161] CALL assume_abort_if_not(var_1_15 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_15 <= 64) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L162] var_1_16 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L164] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=63, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=63, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L165] var_1_17 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=63, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=63, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L167] var_1_18 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=63, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=63, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L169] var_1_20 = __VERIFIER_nondet_double() [L170] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=63, var_1_19=127/2, var_1_1=4, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=63, var_1_19=127/2, var_1_1=4, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L171] var_1_21 = __VERIFIER_nondet_double() [L172] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=63, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=63, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L173] var_1_24 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=63, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=63, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L175] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=63, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=63, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L176] var_1_26 = __VERIFIER_nondet_ulong() [L177] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=63, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=63, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L178] CALL assume_abort_if_not(var_1_26 <= 536870912) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=63, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=191, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_26 <= 536870912) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=63, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=191, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L179] var_1_27 = __VERIFIER_nondet_ulong() [L180] CALL assume_abort_if_not(var_1_27 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=63, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=191, var_1_27=2147483647, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_27 >= 1073741823) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=63, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=191, var_1_27=2147483647, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L181] CALL assume_abort_if_not(var_1_27 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=63, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=191, var_1_27=2147483647, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_27 <= 2147483647) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=1279/5, var_1_14=191, var_1_15=1, var_1_16=63, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=191, var_1_27=2147483647, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L196] RET updateVariables() [L197] CALL step() [L51] COND FALSE !(var_1_21 < (256.8 - var_1_20)) [L54] var_1_22 = (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) [L56] COND TRUE ((((4.8f) < 0 ) ? -(4.8f) : (4.8f))) == var_1_18 [L57] var_1_23 = (last_1_var_1_23 && (var_1_2 && var_1_24)) [L61] unsigned long int stepLocal_5 = var_1_26; [L62] COND TRUE stepLocal_5 < var_1_11 [L63] COND FALSE !(\read(var_1_24)) [L66] var_1_28 = ((((var_1_14) < (var_1_11)) ? (var_1_14) : (var_1_11))) [L71] COND FALSE !(last_1_var_1_29 > 1.9) [L74] var_1_29 = ((((var_1_21 - var_1_20) < 0 ) ? -(var_1_21 - var_1_20) : (var_1_21 - var_1_20))) [L76] unsigned char stepLocal_6 = var_1_14; [L77] COND TRUE var_1_28 >= stepLocal_6 [L78] var_1_30 = ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) [L84] COND FALSE !((var_1_28 <= (var_1_28 / var_1_7)) || var_1_23) [L87] COND FALSE !(var_1_23 || var_1_23) [L90] var_1_9 = -8 [L93] COND FALSE !(var_1_22 < var_1_17) [L96] var_1_25 = ((var_1_27 - var_1_16) + var_1_15) [L98] signed long int stepLocal_4 = (((var_1_16 - var_1_14) < 0 ) ? -(var_1_16 - var_1_14) : (var_1_16 - var_1_14)); [L99] signed long int stepLocal_3 = 64; [L100] COND FALSE !(var_1_16 >= stepLocal_3) [L105] COND TRUE var_1_25 > stepLocal_4 [L106] var_1_19 = (((((((((499.698) > (var_1_20)) ? (499.698) : (var_1_20))) - var_1_21)) < (var_1_17)) ? ((((((499.698) > (var_1_20)) ? (499.698) : (var_1_20))) - var_1_21)) : (var_1_17))) [L111] COND FALSE !(var_1_23 || (var_1_19 < var_1_19)) [L118] var_1_12 = var_1_17 [L120] unsigned short int stepLocal_2 = var_1_28; [L121] unsigned char stepLocal_1 = var_1_23; [L122] unsigned long int stepLocal_0 = var_1_7 - var_1_28; [L123] COND FALSE !(stepLocal_1 && var_1_23) [L128] COND FALSE !(stepLocal_0 <= ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) [L139] var_1_1 = var_1_28 [L197] RET step() [L198] CALL, EXPR property() [L188-L189] return ((((((((((var_1_23 && var_1_23) ? ((var_1_12 == var_1_22) ? (var_1_1 == ((unsigned long int) (var_1_28 + 10u))) : 1) : (((var_1_7 - var_1_28) <= ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) ? ((var_1_22 != var_1_12) ? ((var_1_7 < var_1_28) ? (var_1_1 == ((unsigned long int) var_1_28)) : (var_1_1 == ((unsigned long int) var_1_28))) : (var_1_1 == ((unsigned long int) var_1_28))) : (var_1_1 == ((unsigned long int) var_1_28)))) && (((var_1_28 <= (var_1_28 / var_1_7)) || var_1_23) ? (var_1_9 == ((signed short int) (var_1_10 - var_1_11))) : ((var_1_23 || var_1_23) ? (var_1_9 == ((signed short int) var_1_11)) : (var_1_9 == ((signed short int) -8))))) && ((var_1_23 || (var_1_19 < var_1_19)) ? ((((var_1_14 - var_1_15) - var_1_16) > var_1_10) ? (var_1_12 == ((float) (var_1_17 + var_1_18))) : (var_1_12 == ((float) var_1_18))) : (var_1_12 == ((float) var_1_17)))) && ((var_1_16 >= 64) ? ((var_1_22 != var_1_17) ? (var_1_19 == ((double) var_1_17)) : 1) : ((var_1_25 > ((((var_1_16 - var_1_14) < 0 ) ? -(var_1_16 - var_1_14) : (var_1_16 - var_1_14)))) ? (var_1_19 == ((double) (((((((((499.698) > (var_1_20)) ? (499.698) : (var_1_20))) - var_1_21)) < (var_1_17)) ? ((((((499.698) > (var_1_20)) ? (499.698) : (var_1_20))) - var_1_21)) : (var_1_17))))) : (var_1_19 == ((double) 9.2))))) && ((var_1_21 < (256.8 - var_1_20)) ? (var_1_22 == ((double) ((((var_1_18) < (var_1_17)) ? (var_1_18) : (var_1_17))))) : (var_1_22 == ((double) (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))))))) && ((((((4.8f) < 0 ) ? -(4.8f) : (4.8f))) == var_1_18) ? (var_1_23 == ((unsigned char) (last_1_var_1_23 && (var_1_2 && var_1_24)))) : (var_1_23 == ((unsigned char) var_1_24)))) && ((var_1_22 < var_1_17) ? (var_1_25 == ((unsigned long int) (var_1_16 + ((var_1_14 + var_1_28) + var_1_11)))) : (var_1_25 == ((unsigned long int) ((var_1_27 - var_1_16) + var_1_15))))) && ((var_1_26 < var_1_11) ? (var_1_24 ? (var_1_28 == ((unsigned short int) ((((((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))) > (var_1_14)) ? (((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))) : (var_1_14))))) : (var_1_28 == ((unsigned short int) ((((var_1_14) < (var_1_11)) ? (var_1_14) : (var_1_11)))))) : (var_1_28 == ((unsigned short int) var_1_11)))) && ((last_1_var_1_29 > 1.9) ? (var_1_29 == ((float) var_1_20)) : (var_1_29 == ((float) ((((var_1_21 - var_1_20) < 0 ) ? -(var_1_21 - var_1_20) : (var_1_21 - var_1_20))))))) && ((var_1_28 >= var_1_14) ? (var_1_30 == ((signed char) ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))))) : ((! var_1_23) ? (var_1_30 == ((signed char) ((((-1) < 0 ) ? -(-1) : (-1))))) : 1)) ; [L198] RET, EXPR property() [L198] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=3, var_1_14=191, var_1_15=1, var_1_16=63, var_1_17=3, var_1_18=0, var_1_19=2, var_1_1=191, var_1_20=4, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=2147483585, var_1_26=191, var_1_27=2147483647, var_1_28=191, var_1_29=4, var_1_2=1, var_1_30=1, var_1_7=4294967295, var_1_9=-8] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=383, var_1_11=192, var_1_12=3, var_1_14=191, var_1_15=1, var_1_16=63, var_1_17=3, var_1_18=0, var_1_19=2, var_1_1=191, var_1_20=4, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=2147483585, var_1_26=191, var_1_27=2147483647, var_1_28=191, var_1_29=4, var_1_2=1, var_1_30=1, var_1_7=4294967295, var_1_9=-8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 1, TraceHistogramMax: 24, 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=47occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 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 14:51:50,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/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_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-97.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/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_0e463b87-9a12-4bbd-a7fa-834dc1505946/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 d5e4cb9ac1eb80d849fbfc0dc84b475939efb7668f397b899cd3f0a90b7f4ba1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 14:51:52,080 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 14:51:52,154 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 14:51:52,159 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 14:51:52,159 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 14:51:52,184 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 14:51:52,185 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 14:51:52,185 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 14:51:52,186 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 14:51:52,187 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 14:51:52,187 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 14:51:52,188 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 14:51:52,188 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 14:51:52,189 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 14:51:52,189 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 14:51:52,190 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 14:51:52,191 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 14:51:52,191 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 14:51:52,192 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 14:51:52,192 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 14:51:52,193 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 14:51:52,193 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 14:51:52,194 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 14:51:52,194 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 14:51:52,195 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 14:51:52,195 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 14:51:52,195 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 14:51:52,196 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 14:51:52,196 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 14:51:52,196 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 14:51:52,197 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 14:51:52,197 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 14:51:52,197 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 14:51:52,198 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 14:51:52,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 14:51:52,198 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 14:51:52,198 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 14:51:52,198 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 14:51:52,199 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 14:51:52,199 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 14:51:52,199 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 14:51:52,200 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 14:51:52,200 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 14:51:52,200 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 14:51:52,200 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_0e463b87-9a12-4bbd-a7fa-834dc1505946/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5e4cb9ac1eb80d849fbfc0dc84b475939efb7668f397b899cd3f0a90b7f4ba1 [2023-12-02 14:51:52,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 14:51:52,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 14:51:52,495 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 14:51:52,497 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 14:51:52,497 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 14:51:52,498 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-97.i [2023-12-02 14:51:55,245 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 14:51:55,460 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 14:51:55,461 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-97.i [2023-12-02 14:51:55,471 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/data/6129378c3/2a0fc9d7166e473b9091715120b258cd/FLAGb327c7dac [2023-12-02 14:51:55,485 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/data/6129378c3/2a0fc9d7166e473b9091715120b258cd [2023-12-02 14:51:55,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 14:51:55,490 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 14:51:55,491 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 14:51:55,491 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 14:51:55,496 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 14:51:55,497 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:51:55" (1/1) ... [2023-12-02 14:51:55,498 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9523392 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:55, skipping insertion in model container [2023-12-02 14:51:55,498 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:51:55" (1/1) ... [2023-12-02 14:51:55,537 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 14:51:55,687 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_0e463b87-9a12-4bbd-a7fa-834dc1505946/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-97.i[916,929] [2023-12-02 14:51:55,760 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 14:51:55,777 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 14:51:55,789 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_0e463b87-9a12-4bbd-a7fa-834dc1505946/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-97.i[916,929] [2023-12-02 14:51:55,830 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 14:51:55,849 INFO L206 MainTranslator]: Completed translation [2023-12-02 14:51:55,850 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:55 WrapperNode [2023-12-02 14:51:55,850 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 14:51:55,851 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 14:51:55,851 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 14:51:55,851 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 14:51:55,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:55" (1/1) ... [2023-12-02 14:51:55,874 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:55" (1/1) ... [2023-12-02 14:51:55,904 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 182 [2023-12-02 14:51:55,905 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 14:51:55,906 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 14:51:55,906 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 14:51:55,906 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 14:51:55,916 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:55" (1/1) ... [2023-12-02 14:51:55,916 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:55" (1/1) ... [2023-12-02 14:51:55,921 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:55" (1/1) ... [2023-12-02 14:51:55,922 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:55" (1/1) ... [2023-12-02 14:51:55,935 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:55" (1/1) ... [2023-12-02 14:51:55,939 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:55" (1/1) ... [2023-12-02 14:51:55,943 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:55" (1/1) ... [2023-12-02 14:51:55,945 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:55" (1/1) ... [2023-12-02 14:51:55,951 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 14:51:55,952 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 14:51:55,952 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 14:51:55,952 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 14:51:55,953 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:55" (1/1) ... [2023-12-02 14:51:55,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 14:51:55,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:51:55,981 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 14:51:55,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 14:51:56,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 14:51:56,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 14:51:56,017 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 14:51:56,017 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 14:51:56,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 14:51:56,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 14:51:56,131 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 14:51:56,133 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 14:52:01,220 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 14:52:01,267 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 14:52:01,267 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 14:52:01,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:52:01 BoogieIcfgContainer [2023-12-02 14:52:01,268 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 14:52:01,271 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 14:52:01,271 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 14:52:01,273 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 14:52:01,273 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:51:55" (1/3) ... [2023-12-02 14:52:01,274 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@533e0fcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:52:01, skipping insertion in model container [2023-12-02 14:52:01,274 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:51:55" (2/3) ... [2023-12-02 14:52:01,275 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@533e0fcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:52:01, skipping insertion in model container [2023-12-02 14:52:01,275 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:52:01" (3/3) ... [2023-12-02 14:52:01,276 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-97.i [2023-12-02 14:52:01,291 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 14:52:01,291 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 14:52:01,331 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 14:52:01,337 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;@36a7ce6b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 14:52:01,337 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 14:52:01,340 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 48 states have (on average 1.5208333333333333) internal successors, (73), 49 states have internal predecessors, (73), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-12-02 14:52:01,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-02 14:52:01,355 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:52:01,356 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 14:52:01,356 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:52:01,361 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:52:01,362 INFO L85 PathProgramCache]: Analyzing trace with hash 1821303811, now seen corresponding path program 1 times [2023-12-02 14:52:01,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:52:01,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2123270296] [2023-12-02 14:52:01,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:52:01,374 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 14:52:01,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:52:01,376 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/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 14:52:01,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/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 14:52:01,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:52:02,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 14:52:02,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:52:02,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 574 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2023-12-02 14:52:02,076 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 14:52:02,076 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:52:02,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2123270296] [2023-12-02 14:52:02,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2123270296] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 14:52:02,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 14:52:02,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 14:52:02,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866973088] [2023-12-02 14:52:02,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 14:52:02,084 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 14:52:02,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:52:02,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 14:52:02,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 14:52:02,117 INFO L87 Difference]: Start difference. First operand has 75 states, 48 states have (on average 1.5208333333333333) internal successors, (73), 49 states have internal predecessors, (73), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-12-02 14:52:04,639 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:52:04,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:52:04,640 INFO L93 Difference]: Finished difference Result 147 states and 264 transitions. [2023-12-02 14:52:04,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 14:52:04,689 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 155 [2023-12-02 14:52:04,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:52:04,696 INFO L225 Difference]: With dead ends: 147 [2023-12-02 14:52:04,696 INFO L226 Difference]: Without dead ends: 73 [2023-12-02 14:52:04,699 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 154 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 14:52:04,702 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-12-02 14:52:04,703 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 113 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2023-12-02 14:52:04,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-12-02 14:52:04,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-12-02 14:52:04,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 47 states have (on average 1.446808510638298) internal successors, (68), 47 states have internal predecessors, (68), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-12-02 14:52:04,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 116 transitions. [2023-12-02 14:52:04,743 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 116 transitions. Word has length 155 [2023-12-02 14:52:04,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:52:04,744 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 116 transitions. [2023-12-02 14:52:04,744 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-12-02 14:52:04,744 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 116 transitions. [2023-12-02 14:52:04,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-02 14:52:04,748 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:52:04,749 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 14:52:04,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/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 14:52:04,949 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/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 14:52:04,949 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:52:04,950 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:52:04,950 INFO L85 PathProgramCache]: Analyzing trace with hash -1769755653, now seen corresponding path program 1 times [2023-12-02 14:52:04,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:52:04,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [43377014] [2023-12-02 14:52:04,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:52:04,952 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 14:52:04,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:52:04,953 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/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 14:52:04,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/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 14:52:05,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:52:05,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 14:52:05,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:52:07,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-12-02 14:52:07,771 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 14:52:07,771 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:52:07,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [43377014] [2023-12-02 14:52:07,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [43377014] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 14:52:07,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 14:52:07,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 14:52:07,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766229513] [2023-12-02 14:52:07,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 14:52:07,774 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 14:52:07,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:52:07,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 14:52:07,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 14:52:07,776 INFO L87 Difference]: Start difference. First operand 73 states and 116 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-12-02 14:52:13,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:52:15,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:52:18,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:52:22,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:52:24,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:52:26,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:52:26,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:52:26,180 INFO L93 Difference]: Finished difference Result 218 states and 347 transitions. [2023-12-02 14:52:26,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 14:52:26,184 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 155 [2023-12-02 14:52:26,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:52:26,187 INFO L225 Difference]: With dead ends: 218 [2023-12-02 14:52:26,187 INFO L226 Difference]: Without dead ends: 146 [2023-12-02 14:52:26,188 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 14:52:26,189 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 71 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 49 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 277 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.3s IncrementalHoareTripleChecker+Time [2023-12-02 14:52:26,189 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 277 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 66 Invalid, 5 Unknown, 0 Unchecked, 18.3s Time] [2023-12-02 14:52:26,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2023-12-02 14:52:26,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 122. [2023-12-02 14:52:26,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 71 states have (on average 1.352112676056338) internal successors, (96), 71 states have internal predecessors, (96), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2023-12-02 14:52:26,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 192 transitions. [2023-12-02 14:52:26,213 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 192 transitions. Word has length 155 [2023-12-02 14:52:26,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:52:26,214 INFO L495 AbstractCegarLoop]: Abstraction has 122 states and 192 transitions. [2023-12-02 14:52:26,214 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-12-02 14:52:26,214 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 192 transitions. [2023-12-02 14:52:26,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-02 14:52:26,218 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:52:26,218 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 14:52:26,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/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)] Forceful destruction successful, exit code 0 [2023-12-02 14:52:26,419 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/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 14:52:26,420 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:52:26,420 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:52:26,420 INFO L85 PathProgramCache]: Analyzing trace with hash 1245347965, now seen corresponding path program 1 times [2023-12-02 14:52:26,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:52:26,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [199007149] [2023-12-02 14:52:26,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:52:26,422 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 14:52:26,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:52:26,423 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/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 14:52:26,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/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 (4)] Waiting until timeout for monitored process [2023-12-02 14:52:26,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:52:27,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 14:52:27,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:52:27,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 365 proven. 12 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2023-12-02 14:52:27,397 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:52:27,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 57 proven. 12 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-12-02 14:52:27,806 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:52:27,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [199007149] [2023-12-02 14:52:27,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [199007149] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 14:52:27,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [980873461] [2023-12-02 14:52:27,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:52:27,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 14:52:27,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 14:52:27,809 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 14:52:27,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-02 14:52:28,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:52:28,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 14:52:28,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:52:28,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-12-02 14:52:28,570 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 14:52:28,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [980873461] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 14:52:28,570 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 14:52:28,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7, 7] total 9 [2023-12-02 14:52:28,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138884812] [2023-12-02 14:52:28,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 14:52:28,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 14:52:28,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:52:28,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 14:52:28,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-12-02 14:52:28,573 INFO L87 Difference]: Start difference. First operand 122 states and 192 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-12-02 14:52:30,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:52:32,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:52:34,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:52:34,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:52:34,986 INFO L93 Difference]: Finished difference Result 256 states and 404 transitions. [2023-12-02 14:52:34,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 14:52:34,987 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 155 [2023-12-02 14:52:34,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:52:34,990 INFO L225 Difference]: With dead ends: 256 [2023-12-02 14:52:34,990 INFO L226 Difference]: Without dead ends: 184 [2023-12-02 14:52:34,992 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 462 GetRequests, 453 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-12-02 14:52:34,993 INFO L413 NwaCegarLoop]: 187 mSDtfsCounter, 91 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2023-12-02 14:52:34,994 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 287 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 21 Invalid, 3 Unknown, 0 Unchecked, 6.4s Time] [2023-12-02 14:52:34,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2023-12-02 14:52:35,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 131. [2023-12-02 14:52:35,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 80 states have (on average 1.3625) internal successors, (109), 80 states have internal predecessors, (109), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2023-12-02 14:52:35,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 205 transitions. [2023-12-02 14:52:35,018 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 205 transitions. Word has length 155 [2023-12-02 14:52:35,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:52:35,019 INFO L495 AbstractCegarLoop]: Abstraction has 131 states and 205 transitions. [2023-12-02 14:52:35,019 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-12-02 14:52:35,019 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 205 transitions. [2023-12-02 14:52:35,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-02 14:52:35,023 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:52:35,023 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 14:52:35,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-12-02 14:52:35,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/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 (4)] Ended with exit code 0 [2023-12-02 14:52:35,428 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/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 14:52:35,428 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:52:35,429 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:52:35,429 INFO L85 PathProgramCache]: Analyzing trace with hash 1253391535, now seen corresponding path program 1 times [2023-12-02 14:52:35,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:52:35,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [645312459] [2023-12-02 14:52:35,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:52:35,429 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 14:52:35,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:52:35,430 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/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 14:52:35,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/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 (6)] Waiting until timeout for monitored process [2023-12-02 14:52:36,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:52:36,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 14:52:36,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:52:39,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 715 proven. 153 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2023-12-02 14:52:39,350 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:52:49,690 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:52:49,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [645312459] [2023-12-02 14:52:49,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [645312459] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 14:52:49,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [81178484] [2023-12-02 14:52:49,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:52:49,691 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 14:52:49,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 14:52:49,692 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 14:52:49,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e463b87-9a12-4bbd-a7fa-834dc1505946/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-02 14:52:53,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:52:53,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 14:52:53,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:54:08,379 WARN L293 SmtUtils]: Spent 10.42s on a formula simplification that was a NOOP. DAG size: 57 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 14:55:06,065 WARN L293 SmtUtils]: Spent 10.62s on a formula simplification that was a NOOP. DAG size: 64 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 14:56:08,546 WARN L293 SmtUtils]: Spent 11.08s on a formula simplification that was a NOOP. DAG size: 67 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 14:57:09,445 WARN L293 SmtUtils]: Spent 11.72s on a formula simplification that was a NOOP. DAG size: 69 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 14:58:50,309 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ sign_extend 16) c_~var_1_11~0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (and (= c_~var_1_23~0 c_~var_1_24~0) (fp.lt c_~var_1_21~0 (fp.sub c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 1284.0 5.0)) c_~var_1_20~0)) (let ((.cse0 (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_20~0))) (let ((.cse1 (fp.lt .cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (or (and (= ((_ to_fp 8 24) c_currentRoundingMode .cse0) c_~var_1_29~0) (not .cse1)) (and (= ((_ to_fp 8 24) c_currentRoundingMode (fp.neg .cse0)) c_~var_1_29~0) .cse1)))) (not (fp.gt ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_29~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 19.0 10.0)))) (= c_~var_1_11~0 c_~var_1_28~0) (bvsge ((_ zero_extend 24) c_~var_1_14~0) (_ bv191 32)) (not (fp.eq ((_ to_fp 8 24) c_currentRoundingMode (/ 24.0 5.0)) c_~var_1_18~0)) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode .cse2)) (bvsle ((_ zero_extend 24) c_~var_1_16~0) (_ bv127 32)) (bvsge .cse3 (_ bv0 32)) (not (bvult c_~var_1_26~0 .cse3)) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_17~0 (fp.neg .cse2)) (fp.geq c_~var_1_17~0 (fp.neg .cse4))) (and (fp.geq c_~var_1_17~0 .cse2) (fp.leq c_~var_1_17~0 .cse4)))) (let ((.cse5 (fp.lt c_~var_1_18~0 c_~var_1_17~0))) (or (and .cse5 (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_18~0) c_~var_1_22~0)) (and (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_17~0) c_~var_1_22~0) (not .cse5)))) (bvsge ((_ sign_extend 16) c_~var_1_10~0) (_ bv4294967295 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))))) is different from false [2023-12-02 14:58:52,347 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ sign_extend 16) c_~var_1_11~0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (and (= c_~var_1_23~0 c_~var_1_24~0) (fp.lt c_~var_1_21~0 (fp.sub c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 1284.0 5.0)) c_~var_1_20~0)) (let ((.cse0 (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_20~0))) (let ((.cse1 (fp.lt .cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (or (and (= ((_ to_fp 8 24) c_currentRoundingMode .cse0) c_~var_1_29~0) (not .cse1)) (and (= ((_ to_fp 8 24) c_currentRoundingMode (fp.neg .cse0)) c_~var_1_29~0) .cse1)))) (not (fp.gt ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_29~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 19.0 10.0)))) (= c_~var_1_11~0 c_~var_1_28~0) (bvsge ((_ zero_extend 24) c_~var_1_14~0) (_ bv191 32)) (not (fp.eq ((_ to_fp 8 24) c_currentRoundingMode (/ 24.0 5.0)) c_~var_1_18~0)) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode .cse2)) (bvsle ((_ zero_extend 24) c_~var_1_16~0) (_ bv127 32)) (bvsge .cse3 (_ bv0 32)) (not (bvult c_~var_1_26~0 .cse3)) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_17~0 (fp.neg .cse2)) (fp.geq c_~var_1_17~0 (fp.neg .cse4))) (and (fp.geq c_~var_1_17~0 .cse2) (fp.leq c_~var_1_17~0 .cse4)))) (let ((.cse5 (fp.lt c_~var_1_18~0 c_~var_1_17~0))) (or (and .cse5 (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_18~0) c_~var_1_22~0)) (and (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_17~0) c_~var_1_22~0) (not .cse5)))) (bvsge ((_ sign_extend 16) c_~var_1_10~0) (_ bv4294967295 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))))) is different from true [2023-12-02 15:00:30,318 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ sign_extend 16) c_~var_1_11~0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (and (= c_~var_1_23~0 c_~var_1_24~0) (fp.lt c_~var_1_21~0 (fp.sub c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 1284.0 5.0)) c_~var_1_20~0)) (let ((.cse0 (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_20~0))) (let ((.cse1 (fp.lt .cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (or (and (= ((_ to_fp 8 24) c_currentRoundingMode .cse0) c_~var_1_29~0) (not .cse1)) (and (= ((_ to_fp 8 24) c_currentRoundingMode (fp.neg .cse0)) c_~var_1_29~0) .cse1)))) (not (fp.gt ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_29~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 19.0 10.0)))) (= c_~var_1_11~0 c_~var_1_28~0) (bvsge ((_ zero_extend 24) c_~var_1_14~0) (_ bv191 32)) (not (fp.eq ((_ to_fp 8 24) c_currentRoundingMode (/ 24.0 5.0)) c_~var_1_18~0)) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode .cse2)) (bvsle ((_ zero_extend 24) c_~var_1_16~0) (_ bv127 32)) (= |c_ULTIMATE.start_step_~stepLocal_6~0#1| c_~var_1_14~0) (bvsge .cse3 (_ bv0 32)) (not (bvult c_~var_1_26~0 .cse3)) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_17~0 (fp.neg .cse2)) (fp.geq c_~var_1_17~0 (fp.neg .cse4))) (and (fp.geq c_~var_1_17~0 .cse2) (fp.leq c_~var_1_17~0 .cse4)))) (let ((.cse5 (fp.lt c_~var_1_18~0 c_~var_1_17~0))) (or (and .cse5 (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_18~0) c_~var_1_22~0)) (and (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_17~0) c_~var_1_22~0) (not .cse5)))) (bvsge ((_ sign_extend 16) c_~var_1_10~0) (_ bv4294967295 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))))) is different from false [2023-12-02 15:00:32,353 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ sign_extend 16) c_~var_1_11~0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (and (= c_~var_1_23~0 c_~var_1_24~0) (fp.lt c_~var_1_21~0 (fp.sub c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 1284.0 5.0)) c_~var_1_20~0)) (let ((.cse0 (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_20~0))) (let ((.cse1 (fp.lt .cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (or (and (= ((_ to_fp 8 24) c_currentRoundingMode .cse0) c_~var_1_29~0) (not .cse1)) (and (= ((_ to_fp 8 24) c_currentRoundingMode (fp.neg .cse0)) c_~var_1_29~0) .cse1)))) (not (fp.gt ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_29~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 19.0 10.0)))) (= c_~var_1_11~0 c_~var_1_28~0) (bvsge ((_ zero_extend 24) c_~var_1_14~0) (_ bv191 32)) (not (fp.eq ((_ to_fp 8 24) c_currentRoundingMode (/ 24.0 5.0)) c_~var_1_18~0)) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode .cse2)) (bvsle ((_ zero_extend 24) c_~var_1_16~0) (_ bv127 32)) (= |c_ULTIMATE.start_step_~stepLocal_6~0#1| c_~var_1_14~0) (bvsge .cse3 (_ bv0 32)) (not (bvult c_~var_1_26~0 .cse3)) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_17~0 (fp.neg .cse2)) (fp.geq c_~var_1_17~0 (fp.neg .cse4))) (and (fp.geq c_~var_1_17~0 .cse2) (fp.leq c_~var_1_17~0 .cse4)))) (let ((.cse5 (fp.lt c_~var_1_18~0 c_~var_1_17~0))) (or (and .cse5 (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_18~0) c_~var_1_22~0)) (and (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_17~0) c_~var_1_22~0) (not .cse5)))) (bvsge ((_ sign_extend 16) c_~var_1_10~0) (_ bv4294967295 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))))) is different from true [2023-12-02 15:02:32,274 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) c_~var_1_14~0)) (.cse6 ((_ sign_extend 16) c_~var_1_11~0)) (.cse5 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (and (= c_~var_1_23~0 c_~var_1_24~0) (bvsge ((_ zero_extend 16) c_~var_1_28~0) .cse0) (fp.lt c_~var_1_21~0 (fp.sub c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 1284.0 5.0)) c_~var_1_20~0)) (let ((.cse1 (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_20~0))) (let ((.cse2 (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (or (and (= ((_ to_fp 8 24) c_currentRoundingMode .cse1) c_~var_1_29~0) (not .cse2)) (and (= ((_ to_fp 8 24) c_currentRoundingMode (fp.neg .cse1)) c_~var_1_29~0) .cse2)))) (not (fp.gt ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_29~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 19.0 10.0)))) (= c_~var_1_11~0 c_~var_1_28~0) (bvsge .cse0 (_ bv191 32)) (not (fp.eq ((_ to_fp 8 24) c_currentRoundingMode (/ 24.0 5.0)) c_~var_1_18~0)) (let ((.cse4 ((_ zero_extend 24) c_~var_1_15~0))) (let ((.cse3 (bvslt .cse0 .cse4))) (or (and .cse3 (= ((_ extract 7 0) .cse0) c_~var_1_30~0)) (and (not .cse3) (= c_~var_1_30~0 ((_ extract 7 0) .cse4)))))) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode .cse5)) (bvsle ((_ zero_extend 24) c_~var_1_16~0) (_ bv127 32)) (bvsge .cse6 (_ bv0 32)) (not (bvult c_~var_1_26~0 .cse6)) (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_17~0 (fp.neg .cse5)) (fp.geq c_~var_1_17~0 (fp.neg .cse7))) (and (fp.geq c_~var_1_17~0 .cse5) (fp.leq c_~var_1_17~0 .cse7)))) (let ((.cse8 (fp.lt c_~var_1_18~0 c_~var_1_17~0))) (or (and .cse8 (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_18~0) c_~var_1_22~0)) (and (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_17~0) c_~var_1_22~0) (not .cse8)))) (bvsge ((_ sign_extend 16) c_~var_1_10~0) (_ bv4294967295 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))))) is different from false [2023-12-02 15:02:34,310 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) c_~var_1_14~0)) (.cse6 ((_ sign_extend 16) c_~var_1_11~0)) (.cse5 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (and (= c_~var_1_23~0 c_~var_1_24~0) (bvsge ((_ zero_extend 16) c_~var_1_28~0) .cse0) (fp.lt c_~var_1_21~0 (fp.sub c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 1284.0 5.0)) c_~var_1_20~0)) (let ((.cse1 (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_20~0))) (let ((.cse2 (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (or (and (= ((_ to_fp 8 24) c_currentRoundingMode .cse1) c_~var_1_29~0) (not .cse2)) (and (= ((_ to_fp 8 24) c_currentRoundingMode (fp.neg .cse1)) c_~var_1_29~0) .cse2)))) (not (fp.gt ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_29~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 19.0 10.0)))) (= c_~var_1_11~0 c_~var_1_28~0) (bvsge .cse0 (_ bv191 32)) (not (fp.eq ((_ to_fp 8 24) c_currentRoundingMode (/ 24.0 5.0)) c_~var_1_18~0)) (let ((.cse4 ((_ zero_extend 24) c_~var_1_15~0))) (let ((.cse3 (bvslt .cse0 .cse4))) (or (and .cse3 (= ((_ extract 7 0) .cse0) c_~var_1_30~0)) (and (not .cse3) (= c_~var_1_30~0 ((_ extract 7 0) .cse4)))))) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode .cse5)) (bvsle ((_ zero_extend 24) c_~var_1_16~0) (_ bv127 32)) (bvsge .cse6 (_ bv0 32)) (not (bvult c_~var_1_26~0 .cse6)) (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_17~0 (fp.neg .cse5)) (fp.geq c_~var_1_17~0 (fp.neg .cse7))) (and (fp.geq c_~var_1_17~0 .cse5) (fp.leq c_~var_1_17~0 .cse7)))) (let ((.cse8 (fp.lt c_~var_1_18~0 c_~var_1_17~0))) (or (and .cse8 (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_18~0) c_~var_1_22~0)) (and (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_17~0) c_~var_1_22~0) (not .cse8)))) (bvsge ((_ sign_extend 16) c_~var_1_10~0) (_ bv4294967295 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))))) is different from true [2023-12-02 15:04:43,325 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 16) c_~var_1_28~0)) (.cse1 ((_ zero_extend 24) c_~var_1_14~0)) (.cse8 ((_ sign_extend 16) c_~var_1_11~0)) (.cse6 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse7 ((_ sign_extend 16) c_~var_1_10~0))) (and (= c_~var_1_23~0 c_~var_1_24~0) (bvsge .cse0 .cse1) (fp.lt c_~var_1_21~0 (fp.sub c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 1284.0 5.0)) c_~var_1_20~0)) (let ((.cse2 (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_20~0))) (let ((.cse3 (fp.lt .cse2 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (or (and (= ((_ to_fp 8 24) c_currentRoundingMode .cse2) c_~var_1_29~0) (not .cse3)) (and (= ((_ to_fp 8 24) c_currentRoundingMode (fp.neg .cse2)) c_~var_1_29~0) .cse3)))) (not (fp.gt ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_29~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 19.0 10.0)))) (= c_~var_1_11~0 c_~var_1_28~0) (or (not (= c_~var_1_23~0 (_ bv0 8))) (bvule .cse0 (bvudiv .cse0 c_~var_1_7~0))) (bvsge .cse1 (_ bv191 32)) (not (fp.eq ((_ to_fp 8 24) c_currentRoundingMode (/ 24.0 5.0)) c_~var_1_18~0)) (let ((.cse5 ((_ zero_extend 24) c_~var_1_15~0))) (let ((.cse4 (bvslt .cse1 .cse5))) (or (and .cse4 (= ((_ extract 7 0) .cse1) c_~var_1_30~0)) (and (not .cse4) (= c_~var_1_30~0 ((_ extract 7 0) .cse5)))))) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode .cse6)) (= c_~var_1_9~0 ((_ extract 15 0) (bvadd .cse7 (bvneg .cse8)))) (bvsle ((_ zero_extend 24) c_~var_1_16~0) (_ bv127 32)) (bvsge .cse8 (_ bv0 32)) (not (bvult c_~var_1_26~0 .cse8)) (let ((.cse9 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_17~0 (fp.neg .cse6)) (fp.geq c_~var_1_17~0 (fp.neg .cse9))) (and (fp.geq c_~var_1_17~0 .cse6) (fp.leq c_~var_1_17~0 .cse9)))) (let ((.cse10 (fp.lt c_~var_1_18~0 c_~var_1_17~0))) (or (and .cse10 (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_18~0) c_~var_1_22~0)) (and (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_17~0) c_~var_1_22~0) (not .cse10)))) (bvsge .cse7 (_ bv4294967295 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))))) is different from false [2023-12-02 15:04:45,365 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 16) c_~var_1_28~0)) (.cse1 ((_ zero_extend 24) c_~var_1_14~0)) (.cse8 ((_ sign_extend 16) c_~var_1_11~0)) (.cse6 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse7 ((_ sign_extend 16) c_~var_1_10~0))) (and (= c_~var_1_23~0 c_~var_1_24~0) (bvsge .cse0 .cse1) (fp.lt c_~var_1_21~0 (fp.sub c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 1284.0 5.0)) c_~var_1_20~0)) (let ((.cse2 (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_20~0))) (let ((.cse3 (fp.lt .cse2 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (or (and (= ((_ to_fp 8 24) c_currentRoundingMode .cse2) c_~var_1_29~0) (not .cse3)) (and (= ((_ to_fp 8 24) c_currentRoundingMode (fp.neg .cse2)) c_~var_1_29~0) .cse3)))) (not (fp.gt ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_29~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 19.0 10.0)))) (= c_~var_1_11~0 c_~var_1_28~0) (or (not (= c_~var_1_23~0 (_ bv0 8))) (bvule .cse0 (bvudiv .cse0 c_~var_1_7~0))) (bvsge .cse1 (_ bv191 32)) (not (fp.eq ((_ to_fp 8 24) c_currentRoundingMode (/ 24.0 5.0)) c_~var_1_18~0)) (let ((.cse5 ((_ zero_extend 24) c_~var_1_15~0))) (let ((.cse4 (bvslt .cse1 .cse5))) (or (and .cse4 (= ((_ extract 7 0) .cse1) c_~var_1_30~0)) (and (not .cse4) (= c_~var_1_30~0 ((_ extract 7 0) .cse5)))))) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode .cse6)) (= c_~var_1_9~0 ((_ extract 15 0) (bvadd .cse7 (bvneg .cse8)))) (bvsle ((_ zero_extend 24) c_~var_1_16~0) (_ bv127 32)) (bvsge .cse8 (_ bv0 32)) (not (bvult c_~var_1_26~0 .cse8)) (let ((.cse9 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_17~0 (fp.neg .cse6)) (fp.geq c_~var_1_17~0 (fp.neg .cse9))) (and (fp.geq c_~var_1_17~0 .cse6) (fp.leq c_~var_1_17~0 .cse9)))) (let ((.cse10 (fp.lt c_~var_1_18~0 c_~var_1_17~0))) (or (and .cse10 (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_18~0) c_~var_1_22~0)) (and (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_17~0) c_~var_1_22~0) (not .cse10)))) (bvsge .cse7 (_ bv4294967295 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))))) is different from true [2023-12-02 15:06:59,295 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 16) c_~var_1_28~0)) (.cse1 ((_ zero_extend 24) c_~var_1_14~0)) (.cse6 ((_ zero_extend 24) c_~var_1_15~0)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_17~0)) (.cse5 ((_ zero_extend 24) c_~var_1_16~0)) (.cse10 ((_ sign_extend 16) c_~var_1_11~0)) (.cse8 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse9 ((_ sign_extend 16) c_~var_1_10~0))) (and (= c_~var_1_23~0 c_~var_1_24~0) (bvsge .cse0 .cse1) (fp.lt c_~var_1_21~0 (fp.sub c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 1284.0 5.0)) c_~var_1_20~0)) (= .cse2 c_~var_1_22~0) (let ((.cse3 (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_20~0))) (let ((.cse4 (fp.lt .cse3 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (or (and (= ((_ to_fp 8 24) c_currentRoundingMode .cse3) c_~var_1_29~0) (not .cse4)) (and (= ((_ to_fp 8 24) c_currentRoundingMode (fp.neg .cse3)) c_~var_1_29~0) .cse4)))) (not (fp.gt ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_29~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 19.0 10.0)))) (= c_~var_1_11~0 c_~var_1_28~0) (or (not (= c_~var_1_23~0 (_ bv0 8))) (bvule .cse0 (bvudiv .cse0 c_~var_1_7~0))) (= (bvadd c_~var_1_27~0 (bvneg .cse5) .cse6) c_~var_1_25~0) (bvsge .cse1 (_ bv191 32)) (not (fp.eq ((_ to_fp 8 24) c_currentRoundingMode (/ 24.0 5.0)) c_~var_1_18~0)) (let ((.cse7 (bvslt .cse1 .cse6))) (or (and .cse7 (= ((_ extract 7 0) .cse1) c_~var_1_30~0)) (and (not .cse7) (= c_~var_1_30~0 ((_ extract 7 0) .cse6))))) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode .cse8)) (= c_~var_1_9~0 ((_ extract 15 0) (bvadd .cse9 (bvneg .cse10)))) (not (fp.lt c_~var_1_22~0 .cse2)) (bvsle .cse5 (_ bv127 32)) (not (fp.lt c_~var_1_18~0 c_~var_1_17~0)) (bvsge .cse10 (_ bv0 32)) (not (bvult c_~var_1_26~0 .cse10)) (let ((.cse11 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_17~0 (fp.neg .cse8)) (fp.geq c_~var_1_17~0 (fp.neg .cse11))) (and (fp.geq c_~var_1_17~0 .cse8) (fp.leq c_~var_1_17~0 .cse11)))) (bvsge .cse9 (_ bv4294967295 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))))) is different from false