./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-71.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-71.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire --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 7aca5318fc3a85e24c03f7da208539a7597ea4bfcbf690f058bdfd53fe08eef1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:23:13,208 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:23:13,328 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:23:13,332 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:23:13,333 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:23:13,374 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:23:13,375 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:23:13,376 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:23:13,377 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:23:13,382 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:23:13,383 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:23:13,383 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:23:13,383 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:23:13,384 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:23:13,384 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:23:13,385 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:23:13,385 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:23:13,386 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:23:13,386 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:23:13,387 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:23:13,387 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:23:13,388 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:23:13,400 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:23:13,400 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:23:13,401 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:23:13,401 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:23:13,401 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:23:13,402 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:23:13,402 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:23:13,403 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:23:13,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:23:13,404 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:23:13,405 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:23:13,405 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:23:13,405 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:23:13,406 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:23:13,406 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:23:13,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:23:13,407 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:23:13,407 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:23:13,407 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:23:13,408 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:23:13,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:23:13,408 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:23:13,409 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:23:13,409 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:23:13,409 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:23:13,410 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_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7aca5318fc3a85e24c03f7da208539a7597ea4bfcbf690f058bdfd53fe08eef1 [2023-11-23 21:23:13,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:23:13,733 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:23:13,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:23:13,738 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:23:13,739 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:23:13,740 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-71.i [2023-11-23 21:23:16,728 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:23:17,015 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:23:17,015 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-71.i [2023-11-23 21:23:17,030 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/data/21b043e27/316e306149cd4a59ae4d5a1afda299ff/FLAG10b6dde54 [2023-11-23 21:23:17,045 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/data/21b043e27/316e306149cd4a59ae4d5a1afda299ff [2023-11-23 21:23:17,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:23:17,049 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:23:17,051 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:23:17,051 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:23:17,056 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:23:17,057 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:23:17" (1/1) ... [2023-11-23 21:23:17,058 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e54af9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:17, skipping insertion in model container [2023-11-23 21:23:17,059 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:23:17" (1/1) ... [2023-11-23 21:23:17,116 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:23:17,306 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_11b77c12-483b-45de-8f20-ec476638a163/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-71.i[916,929] [2023-11-23 21:23:17,390 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:23:17,405 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:23:17,418 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_11b77c12-483b-45de-8f20-ec476638a163/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-71.i[916,929] [2023-11-23 21:23:17,467 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:23:17,486 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:23:17,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:17 WrapperNode [2023-11-23 21:23:17,487 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:23:17,489 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:23:17,489 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:23:17,489 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:23:17,497 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:17" (1/1) ... [2023-11-23 21:23:17,510 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:17" (1/1) ... [2023-11-23 21:23:17,584 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 217 [2023-11-23 21:23:17,585 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:23:17,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:23:17,586 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:23:17,586 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:23:17,596 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:17" (1/1) ... [2023-11-23 21:23:17,596 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:17" (1/1) ... [2023-11-23 21:23:17,600 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:17" (1/1) ... [2023-11-23 21:23:17,600 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:17" (1/1) ... [2023-11-23 21:23:17,615 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:17" (1/1) ... [2023-11-23 21:23:17,620 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:17" (1/1) ... [2023-11-23 21:23:17,624 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:17" (1/1) ... [2023-11-23 21:23:17,627 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:17" (1/1) ... [2023-11-23 21:23:17,634 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:23:17,635 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:23:17,635 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:23:17,635 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:23:17,636 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:17" (1/1) ... [2023-11-23 21:23:17,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:23:17,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:23:17,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:23:17,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:23:17,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:23:17,747 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:23:17,748 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:23:17,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:23:17,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:23:17,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:23:17,841 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:23:17,844 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:23:18,474 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:23:18,949 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:23:18,949 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:23:18,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:18 BoogieIcfgContainer [2023-11-23 21:23:18,952 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:23:18,955 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:23:18,955 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:23:18,959 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:23:18,959 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:23:17" (1/3) ... [2023-11-23 21:23:18,961 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33ef2052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:23:18, skipping insertion in model container [2023-11-23 21:23:18,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:17" (2/3) ... [2023-11-23 21:23:18,963 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33ef2052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:23:18, skipping insertion in model container [2023-11-23 21:23:18,963 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:18" (3/3) ... [2023-11-23 21:23:18,965 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-71.i [2023-11-23 21:23:18,987 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:23:18,987 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:23:19,044 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:23:19,051 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;@52ea3b4e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:23:19,051 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:23:19,056 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 21:23:19,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-23 21:23:19,070 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:23:19,072 INFO L195 NwaCegarLoop]: trace histogram [25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:23:19,072 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:23:19,085 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:23:19,086 INFO L85 PathProgramCache]: Analyzing trace with hash -349763, now seen corresponding path program 1 times [2023-11-23 21:23:19,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:23:19,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451620579] [2023-11-23 21:23:19,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:19,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:23:19,351 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:23:19,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1171813876] [2023-11-23 21:23:19,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:19,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:23:19,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:23:19,359 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:23:19,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:23:20,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:23:20,134 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:23:20,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:23:20,333 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:23:20,336 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:23:20,337 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:23:20,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-23 21:23:20,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:23:20,553 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:23:20,557 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:23:20,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:23:20 BoogieIcfgContainer [2023-11-23 21:23:20,675 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:23:20,676 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:23:20,676 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:23:20,676 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:23:20,677 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:18" (3/4) ... [2023-11-23 21:23:20,679 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:23:20,680 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:23:20,681 INFO L158 Benchmark]: Toolchain (without parser) took 3632.06ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 91.0MB in the beginning and 100.6MB in the end (delta: -9.6MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2023-11-23 21:23:20,682 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 136.3MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:23:20,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 437.19ms. Allocated memory is still 136.3MB. Free memory was 91.0MB in the beginning and 75.0MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:23:20,683 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.41ms. Allocated memory is still 136.3MB. Free memory was 75.0MB in the beginning and 70.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:23:20,684 INFO L158 Benchmark]: Boogie Preprocessor took 48.50ms. Allocated memory is still 136.3MB. Free memory was 70.8MB in the beginning and 68.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:23:20,685 INFO L158 Benchmark]: RCFGBuilder took 1317.49ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 68.7MB in the beginning and 84.8MB in the end (delta: -16.1MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2023-11-23 21:23:20,686 INFO L158 Benchmark]: TraceAbstraction took 1720.26ms. Allocated memory is still 176.2MB. Free memory was 83.8MB in the beginning and 101.7MB in the end (delta: -17.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:23:20,686 INFO L158 Benchmark]: Witness Printer took 4.38ms. Allocated memory is still 176.2MB. Free memory was 101.7MB in the beginning and 100.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:23:20,690 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 136.3MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 437.19ms. Allocated memory is still 136.3MB. Free memory was 91.0MB in the beginning and 75.0MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.41ms. Allocated memory is still 136.3MB. Free memory was 75.0MB in the beginning and 70.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.50ms. Allocated memory is still 136.3MB. Free memory was 70.8MB in the beginning and 68.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1317.49ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 68.7MB in the beginning and 84.8MB in the end (delta: -16.1MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1720.26ms. Allocated memory is still 176.2MB. Free memory was 83.8MB in the beginning and 101.7MB in the end (delta: -17.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.38ms. Allocated memory is still 176.2MB. Free memory was 101.7MB in the beginning and 100.6MB in the end (delta: 1.0MB). 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 62, overapproximation of bitwiseAnd at line 126, overapproximation of someBinaryDOUBLEComparisonOperation at line 89, overapproximation of someBinaryArithmeticFLOAToperation at line 66. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 4; [L23] unsigned char var_1_5 = 4; [L24] float var_1_6 = 63.375; [L25] float var_1_7 = 2.875; [L26] float var_1_8 = 128.6; [L27] float var_1_9 = 128.75; [L28] signed char var_1_10 = 1; [L29] signed char var_1_12 = 4; [L30] signed char var_1_13 = 32; [L31] signed char var_1_14 = 32; [L32] signed char var_1_15 = 4; [L33] unsigned char var_1_16 = 0; [L34] unsigned char var_1_18 = 0; [L35] unsigned char var_1_19 = 0; [L36] float var_1_20 = 9999.75; [L37] unsigned long int var_1_21 = 1; [L38] unsigned char var_1_22 = 0; [L39] float var_1_23 = 255.225; [L40] unsigned long int var_1_24 = 5; [L41] unsigned short int var_1_25 = 2; [L42] unsigned short int var_1_26 = 45297; [L43] unsigned short int var_1_27 = 256; [L44] signed short int var_1_28 = -2; [L45] double var_1_29 = 63.25; [L46] double var_1_30 = 5.375; [L47] double var_1_31 = 5.5; [L48] double var_1_32 = 256.8; [L49] signed short int var_1_33 = 10; [L50] unsigned char last_1_var_1_16 = 0; [L190] isInitial = 1 [L191] FCALL initially() [L192] COND TRUE 1 [L193] CALL updateLastVariables() [L183] last_1_var_1_16 = var_1_16 [L193] RET updateLastVariables() [L194] CALL updateVariables() [L141] var_1_5 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=4, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_6=507/8, var_1_7=23/8, var_1_8=643/5, var_1_9=515/4] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=4, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_6=507/8, var_1_7=23/8, var_1_8=643/5, var_1_9=515/4] [L143] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=4, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8, var_1_7=23/8, var_1_8=643/5, var_1_9=515/4] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=4, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8, var_1_7=23/8, var_1_8=643/5, var_1_9=515/4] [L144] var_1_7 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=4, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8, var_1_8=643/5, var_1_9=515/4] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=4, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8, var_1_8=643/5, var_1_9=515/4] [L146] var_1_8 = __VERIFIER_nondet_float() [L147] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=4, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8, var_1_9=515/4] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=4, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8, var_1_9=515/4] [L148] var_1_9 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=4, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=4, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L150] var_1_12 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L152] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L153] var_1_13 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L155] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L156] var_1_14 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_14 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_14 >= 31) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L158] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L159] var_1_15 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L161] CALL assume_abort_if_not(var_1_15 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_15 <= 31) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L162] var_1_18 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L164] CALL assume_abort_if_not(var_1_18 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L165] var_1_19 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_19 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_19 >= 1) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L167] CALL assume_abort_if_not(var_1_19 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_19 <= 1) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L168] var_1_23 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854776000e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854776000e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L170] var_1_26 = __VERIFIER_nondet_ushort() [L171] CALL assume_abort_if_not(var_1_26 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_26 >= 32767) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L172] CALL assume_abort_if_not(var_1_26 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_26 <= 65534) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L173] var_1_30 = __VERIFIER_nondet_double() [L174] CALL assume_abort_if_not((var_1_30 >= -922337.2036854776000e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854776000e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_30 >= -922337.2036854776000e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854776000e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L175] CALL assume_abort_if_not(var_1_30 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_30 != 0.0F) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L176] var_1_31 = __VERIFIER_nondet_double() [L177] CALL assume_abort_if_not((var_1_31 >= -922337.2036854776000e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854776000e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not((var_1_31 >= -922337.2036854776000e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854776000e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L178] CALL assume_abort_if_not(var_1_31 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_31 != 0.0F) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L179] var_1_32 = __VERIFIER_nondet_double() [L180] CALL assume_abort_if_not((var_1_32 >= -922337.2036854765600e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_32 >= -922337.2036854765600e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_33=10, var_1_5=128, var_1_6=507/8] [L194] RET updateVariables() [L195] CALL step() [L54] COND FALSE !(\read(last_1_var_1_16)) [L57] var_1_10 = ((((((2) < (var_1_13)) ? (2) : (var_1_13))) + (var_1_14 - var_1_15)) - 4) [L59] COND FALSE !(var_1_18 || (! (5 > var_1_13))) [L62] COND FALSE !(! (var_1_23 > var_1_9)) [L66] var_1_6 = ((((((var_1_7 - 31.5f) + ((((var_1_8) > (100.5f)) ? (var_1_8) : (100.5f))))) < (var_1_9)) ? (((var_1_7 - 31.5f) + ((((var_1_8) > (100.5f)) ? (var_1_8) : (100.5f))))) : (var_1_9))) [L67] var_1_20 = ((((var_1_9) < (((((64.2f) > (var_1_7)) ? (64.2f) : (var_1_7))))) ? (var_1_9) : (((((64.2f) > (var_1_7)) ? (64.2f) : (var_1_7)))))) [L68] signed char stepLocal_3 = var_1_14; [L69] unsigned char stepLocal_2 = var_1_18; [L70] COND FALSE !(stepLocal_2 || (var_1_9 > (var_1_8 + var_1_7))) [L77] var_1_21 = var_1_15 [L79] signed long int stepLocal_4 = (((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)); [L80] COND TRUE (- 1.2f) >= (var_1_7 - var_1_23) [L81] COND FALSE !(stepLocal_4 < 128) [L84] var_1_22 = var_1_18 [L89] COND TRUE var_1_6 < ((var_1_23 / var_1_30) / var_1_31) [L90] var_1_29 = (((((var_1_7 + var_1_8)) > (var_1_9)) ? ((var_1_7 + var_1_8)) : (var_1_9))) [L94] var_1_33 = var_1_12 [L95] COND FALSE !(var_1_20 == var_1_6) [L98] COND FALSE !(\read(var_1_22)) [L105] var_1_27 = var_1_5 [L107] signed char stepLocal_1 = var_1_15; [L108] unsigned short int stepLocal_0 = var_1_27; [L109] COND FALSE !(stepLocal_1 > var_1_27) [L120] var_1_16 = var_1_18 [L122] unsigned char stepLocal_5 = var_1_19; [L123] COND TRUE stepLocal_5 || var_1_16 [L124] var_1_25 = (var_1_26 - ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) [L126] EXPR (var_1_24 * var_1_12) & (var_1_26 * var_1_25) [L126] unsigned long int stepLocal_7 = (var_1_24 * var_1_12) & (var_1_26 * var_1_25); [L127] unsigned char stepLocal_6 = var_1_19; [L128] COND TRUE stepLocal_6 || var_1_22 [L129] var_1_28 = (var_1_24 + var_1_12) [L195] RET step() [L196] CALL, EXPR property() [L186] EXPR (((((((((((var_1_20 == var_1_6) ? (var_1_1 == ((unsigned char) ((((var_1_5) < (0)) ? (var_1_5) : (0))))) : 1) && (var_1_6 == ((float) ((((((var_1_7 - 31.5f) + ((((var_1_8) > (100.5f)) ? (var_1_8) : (100.5f))))) < (var_1_9)) ? (((var_1_7 - 31.5f) + ((((var_1_8) > (100.5f)) ? (var_1_8) : (100.5f))))) : (var_1_9)))))) && (last_1_var_1_16 ? (var_1_10 == ((signed char) var_1_12)) : (var_1_10 == ((signed char) ((((((2) < (var_1_13)) ? (2) : (var_1_13))) + (var_1_14 - var_1_15)) - 4))))) && ((var_1_15 > var_1_27) ? ((var_1_27 > var_1_24) ? ((var_1_29 > (var_1_8 + 50.5)) ? (var_1_16 == ((unsigned char) var_1_18)) : (var_1_16 == ((unsigned char) var_1_18))) : (var_1_16 == ((unsigned char) var_1_19))) : (var_1_16 == ((unsigned char) var_1_18)))) && (var_1_20 == ((float) ((((var_1_9) < (((((64.2f) > (var_1_7)) ? (64.2f) : (var_1_7))))) ? (var_1_9) : (((((64.2f) > (var_1_7)) ? (64.2f) : (var_1_7))))))))) && ((var_1_18 || (var_1_9 > (var_1_8 + var_1_7))) ? (((var_1_5 * var_1_10) < var_1_14) ? (var_1_21 == ((unsigned long int) var_1_15)) : (var_1_21 == ((unsigned long int) var_1_14))) : (var_1_21 == ((unsigned long int) var_1_15)))) && (((- 1.2f) >= (var_1_7 - var_1_23)) ? ((((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) < 128) ? (var_1_22 == ((unsigned char) (! var_1_18))) : (var_1_22 == ((unsigned char) var_1_18))) : (var_1_22 == ((unsigned char) var_1_18)))) && ((var_1_18 || (! (5 > var_1_13))) ? (var_1_24 == ((unsigned long int) (var_1_5 + var_1_10))) : ((! (var_1_23 > var_1_9)) ? (var_1_24 == ((unsigned long int) var_1_13)) : 1))) && ((var_1_19 || var_1_16) ? (var_1_25 == ((unsigned short int) (var_1_26 - ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))) : 1)) && (var_1_22 ? ((var_1_20 <= var_1_7) ? (var_1_27 == ((unsigned short int) (var_1_26 - (var_1_13 + var_1_14)))) : (var_1_27 == ((unsigned short int) (var_1_5 + ((((var_1_1) < (var_1_15)) ? (var_1_1) : (var_1_15))))))) : (var_1_27 == ((unsigned short int) var_1_5)))) && ((var_1_19 || var_1_22) ? (var_1_28 == ((signed short int) (var_1_24 + var_1_12))) : ((var_1_8 > (var_1_29 * 9.99999999995E10f)) ? ((var_1_10 < ((var_1_24 * var_1_12) & (var_1_26 * var_1_25))) ? (var_1_28 == ((signed short int) var_1_24)) : (var_1_28 == ((signed short int) var_1_15))) : 1)) [L186-L187] return (((((((((((((var_1_20 == var_1_6) ? (var_1_1 == ((unsigned char) ((((var_1_5) < (0)) ? (var_1_5) : (0))))) : 1) && (var_1_6 == ((float) ((((((var_1_7 - 31.5f) + ((((var_1_8) > (100.5f)) ? (var_1_8) : (100.5f))))) < (var_1_9)) ? (((var_1_7 - 31.5f) + ((((var_1_8) > (100.5f)) ? (var_1_8) : (100.5f))))) : (var_1_9)))))) && (last_1_var_1_16 ? (var_1_10 == ((signed char) var_1_12)) : (var_1_10 == ((signed char) ((((((2) < (var_1_13)) ? (2) : (var_1_13))) + (var_1_14 - var_1_15)) - 4))))) && ((var_1_15 > var_1_27) ? ((var_1_27 > var_1_24) ? ((var_1_29 > (var_1_8 + 50.5)) ? (var_1_16 == ((unsigned char) var_1_18)) : (var_1_16 == ((unsigned char) var_1_18))) : (var_1_16 == ((unsigned char) var_1_19))) : (var_1_16 == ((unsigned char) var_1_18)))) && (var_1_20 == ((float) ((((var_1_9) < (((((64.2f) > (var_1_7)) ? (64.2f) : (var_1_7))))) ? (var_1_9) : (((((64.2f) > (var_1_7)) ? (64.2f) : (var_1_7))))))))) && ((var_1_18 || (var_1_9 > (var_1_8 + var_1_7))) ? (((var_1_5 * var_1_10) < var_1_14) ? (var_1_21 == ((unsigned long int) var_1_15)) : (var_1_21 == ((unsigned long int) var_1_14))) : (var_1_21 == ((unsigned long int) var_1_15)))) && (((- 1.2f) >= (var_1_7 - var_1_23)) ? ((((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) < 128) ? (var_1_22 == ((unsigned char) (! var_1_18))) : (var_1_22 == ((unsigned char) var_1_18))) : (var_1_22 == ((unsigned char) var_1_18)))) && ((var_1_18 || (! (5 > var_1_13))) ? (var_1_24 == ((unsigned long int) (var_1_5 + var_1_10))) : ((! (var_1_23 > var_1_9)) ? (var_1_24 == ((unsigned long int) var_1_13)) : 1))) && ((var_1_19 || var_1_16) ? (var_1_25 == ((unsigned short int) (var_1_26 - ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))) : 1)) && (var_1_22 ? ((var_1_20 <= var_1_7) ? (var_1_27 == ((unsigned short int) (var_1_26 - (var_1_13 + var_1_14)))) : (var_1_27 == ((unsigned short int) (var_1_5 + ((((var_1_1) < (var_1_15)) ? (var_1_1) : (var_1_15))))))) : (var_1_27 == ((unsigned short int) var_1_5)))) && ((var_1_19 || var_1_22) ? (var_1_28 == ((signed short int) (var_1_24 + var_1_12))) : ((var_1_8 > (var_1_29 * 9.99999999995E10f)) ? ((var_1_10 < ((var_1_24 * var_1_12) & (var_1_26 * var_1_25))) ? (var_1_28 == ((signed short int) var_1_24)) : (var_1_28 == ((signed short int) var_1_15))) : 1))) && ((var_1_6 < ((var_1_23 / var_1_30) / var_1_31)) ? (var_1_29 == ((double) (((((var_1_7 + var_1_8)) > (var_1_9)) ? ((var_1_7 + var_1_8)) : (var_1_9))))) : (var_1_29 == ((double) ((((var_1_32) > (var_1_7)) ? (var_1_32) : (var_1_7))))))) && (var_1_33 == ((signed short int) var_1_12)) ; [L196] RET, EXPR property() [L196] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=3, var_1_21=26, var_1_22=0, var_1_24=5, var_1_25=32767, var_1_26=32767, var_1_27=128, var_1_28=5, var_1_29=2, var_1_32=2, var_1_33=0, var_1_5=128, var_1_6=3, var_1_7=0, var_1_9=3] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=3, var_1_21=26, var_1_22=0, var_1_24=5, var_1_25=32767, var_1_26=32767, var_1_27=128, var_1_28=5, var_1_29=2, var_1_32=2, var_1_33=0, var_1_5=128, var_1_6=3, var_1_7=0, var_1_9=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 25, 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=49occurred 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: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 94 NumberOfCodeBlocks, 94 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 [2023-11-23 21:23:20,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-71.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire --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 7aca5318fc3a85e24c03f7da208539a7597ea4bfcbf690f058bdfd53fe08eef1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:23:23,445 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:23:23,554 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:23:23,561 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:23:23,561 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:23:23,590 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:23:23,591 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:23:23,592 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:23:23,593 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:23:23,593 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:23:23,594 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:23:23,595 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:23:23,595 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:23:23,596 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:23:23,596 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:23:23,597 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:23:23,598 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:23:23,599 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:23:23,603 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:23:23,604 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:23:23,608 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:23:23,610 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:23:23,611 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:23:23,611 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:23:23,612 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:23:23,612 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:23:23,613 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:23:23,613 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:23:23,614 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:23:23,614 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:23:23,615 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:23:23,615 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:23:23,616 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:23:23,616 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:23:23,616 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:23:23,617 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:23:23,617 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:23:23,617 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:23:23,617 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:23:23,618 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:23:23,619 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:23:23,619 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:23:23,619 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:23:23,619 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:23:23,620 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_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7aca5318fc3a85e24c03f7da208539a7597ea4bfcbf690f058bdfd53fe08eef1 [2023-11-23 21:23:24,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:23:24,082 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:23:24,085 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:23:24,086 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:23:24,087 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:23:24,089 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-71.i [2023-11-23 21:23:27,280 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:23:27,576 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:23:27,577 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-71.i [2023-11-23 21:23:27,587 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/data/e67430247/73bf0994875c4228a493a9166ff278c7/FLAGef690b0b0 [2023-11-23 21:23:27,601 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/data/e67430247/73bf0994875c4228a493a9166ff278c7 [2023-11-23 21:23:27,604 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:23:27,605 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:23:27,607 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:23:27,607 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:23:27,612 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:23:27,613 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:23:27" (1/1) ... [2023-11-23 21:23:27,614 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb59593 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:27, skipping insertion in model container [2023-11-23 21:23:27,614 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:23:27" (1/1) ... [2023-11-23 21:23:27,651 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:23:27,834 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_11b77c12-483b-45de-8f20-ec476638a163/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-71.i[916,929] [2023-11-23 21:23:27,968 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:23:27,987 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:23:28,008 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_11b77c12-483b-45de-8f20-ec476638a163/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-71.i[916,929] [2023-11-23 21:23:28,080 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:23:28,099 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:23:28,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:28 WrapperNode [2023-11-23 21:23:28,100 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:23:28,101 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:23:28,101 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:23:28,101 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:23:28,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:28" (1/1) ... [2023-11-23 21:23:28,124 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:28" (1/1) ... [2023-11-23 21:23:28,168 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2023-11-23 21:23:28,178 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:23:28,179 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:23:28,179 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:23:28,180 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:23:28,189 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:28" (1/1) ... [2023-11-23 21:23:28,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:28" (1/1) ... [2023-11-23 21:23:28,202 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:28" (1/1) ... [2023-11-23 21:23:28,202 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:28" (1/1) ... [2023-11-23 21:23:28,229 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:28" (1/1) ... [2023-11-23 21:23:28,233 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:28" (1/1) ... [2023-11-23 21:23:28,251 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:28" (1/1) ... [2023-11-23 21:23:28,253 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:28" (1/1) ... [2023-11-23 21:23:28,259 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:23:28,260 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:23:28,260 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:23:28,260 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:23:28,261 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:28" (1/1) ... [2023-11-23 21:23:28,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:23:28,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:23:28,312 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:23:28,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:23:28,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:23:28,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:23:28,359 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:23:28,359 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:23:28,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:23:28,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:23:28,491 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:23:28,495 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:23:40,282 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:23:40,392 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:23:40,393 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:23:40,394 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:40 BoogieIcfgContainer [2023-11-23 21:23:40,394 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:23:40,399 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:23:40,400 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:23:40,403 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:23:40,432 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:23:27" (1/3) ... [2023-11-23 21:23:40,433 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c8b0e0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:23:40, skipping insertion in model container [2023-11-23 21:23:40,434 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:28" (2/3) ... [2023-11-23 21:23:40,434 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c8b0e0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:23:40, skipping insertion in model container [2023-11-23 21:23:40,434 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:40" (3/3) ... [2023-11-23 21:23:40,436 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-71.i [2023-11-23 21:23:40,458 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:23:40,458 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:23:40,512 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:23:40,520 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;@600a0c07, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:23:40,521 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:23:40,528 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 49 states have (on average 1.469387755102041) internal successors, (72), 50 states have internal predecessors, (72), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 21:23:40,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-23 21:23:40,553 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:23:40,554 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:23:40,555 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:23:40,561 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:23:40,561 INFO L85 PathProgramCache]: Analyzing trace with hash -802169458, now seen corresponding path program 1 times [2023-11-23 21:23:40,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:23:40,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1165800917] [2023-11-23 21:23:40,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:40,583 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 [2023-11-23 21:23:40,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:23:40,586 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:23:40,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:23:42,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:23:42,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:23:42,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:23:42,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 588 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-23 21:23:42,846 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:23:42,847 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:23:42,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1165800917] [2023-11-23 21:23:42,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1165800917] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:23:42,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:23:42,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:23:42,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315880841] [2023-11-23 21:23:42,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:23:42,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:23:42,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:23:42,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:23:42,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:23:42,902 INFO L87 Difference]: Start difference. First operand has 77 states, 49 states have (on average 1.469387755102041) internal successors, (72), 50 states have internal predecessors, (72), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-23 21:23:46,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:23:46,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:23:46,140 INFO L93 Difference]: Finished difference Result 151 states and 267 transitions. [2023-11-23 21:23:46,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:23:46,437 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 161 [2023-11-23 21:23:46,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:23:46,446 INFO L225 Difference]: With dead ends: 151 [2023-11-23 21:23:46,446 INFO L226 Difference]: Without dead ends: 75 [2023-11-23 21:23:46,450 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:23:46,454 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:23:46,456 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 3.2s Time] [2023-11-23 21:23:46,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2023-11-23 21:23:46,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2023-11-23 21:23:46,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 48 states have (on average 1.3958333333333333) internal successors, (67), 48 states have internal predecessors, (67), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 21:23:46,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 117 transitions. [2023-11-23 21:23:46,515 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 117 transitions. Word has length 161 [2023-11-23 21:23:46,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:23:46,515 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 117 transitions. [2023-11-23 21:23:46,516 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-23 21:23:46,516 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 117 transitions. [2023-11-23 21:23:46,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-23 21:23:46,521 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:23:46,521 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:23:46,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:23:46,747 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:23:46,748 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:23:46,748 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:23:46,749 INFO L85 PathProgramCache]: Analyzing trace with hash 775186312, now seen corresponding path program 1 times [2023-11-23 21:23:46,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:23:46,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1834520962] [2023-11-23 21:23:46,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:46,750 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 [2023-11-23 21:23:46,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:23:46,752 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:23:46,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:23:48,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:23:48,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:23:48,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:23:56,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-23 21:23:56,024 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:23:56,025 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:23:56,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1834520962] [2023-11-23 21:23:56,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1834520962] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:23:56,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:23:56,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:23:56,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667303797] [2023-11-23 21:23:56,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:23:56,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:23:56,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:23:56,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:23:56,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:23:56,031 INFO L87 Difference]: Start difference. First operand 75 states and 117 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 21:24:00,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.85s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:02,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:04,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:07,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.92s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:09,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:11,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:13,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:15,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:15,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:24:15,465 INFO L93 Difference]: Finished difference Result 260 states and 405 transitions. [2023-11-23 21:24:15,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:24:15,771 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 161 [2023-11-23 21:24:15,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:24:15,776 INFO L225 Difference]: With dead ends: 260 [2023-11-23 21:24:15,776 INFO L226 Difference]: Without dead ends: 186 [2023-11-23 21:24:15,778 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:24:15,779 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 147 mSDsluCounter, 257 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 54 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:24:15,780 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 381 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 11 Invalid, 8 Unknown, 0 Unchecked, 19.2s Time] [2023-11-23 21:24:15,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2023-11-23 21:24:15,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 128. [2023-11-23 21:24:15,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 75 states have (on average 1.3066666666666666) internal successors, (98), 75 states have internal predecessors, (98), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-23 21:24:15,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 198 transitions. [2023-11-23 21:24:15,827 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 198 transitions. Word has length 161 [2023-11-23 21:24:15,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:24:15,832 INFO L495 AbstractCegarLoop]: Abstraction has 128 states and 198 transitions. [2023-11-23 21:24:15,832 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 21:24:15,833 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 198 transitions. [2023-11-23 21:24:15,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-23 21:24:15,839 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:15,839 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:24:15,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:24:16,040 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:24:16,040 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:16,041 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:16,041 INFO L85 PathProgramCache]: Analyzing trace with hash -913757430, now seen corresponding path program 1 times [2023-11-23 21:24:16,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:24:16,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [196011274] [2023-11-23 21:24:16,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:16,043 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 [2023-11-23 21:24:16,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:24:16,044 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:24:16,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11b77c12-483b-45de-8f20-ec476638a163/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:24:18,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:18,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 46 conjunts are in the unsatisfiable core [2023-11-23 21:24:18,842 INFO L285 TraceCheckSpWp]: Computing forward predicates...