./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.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_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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_c970205a-b216-48f7-841f-d18d72488760/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 515fa0718a592f1c0dc712f169febdb512c0008d113759f73c250509b5fadc4d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:21:11,920 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:21:11,999 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:21:12,005 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:21:12,006 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:21:12,036 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:21:12,038 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:21:12,039 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:21:12,040 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:21:12,041 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:21:12,042 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:21:12,043 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:21:12,044 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:21:12,046 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:21:12,047 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:21:12,047 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:21:12,049 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:21:12,053 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:21:12,054 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:21:12,054 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:21:12,055 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:21:12,055 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:21:12,056 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:21:12,057 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:21:12,058 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:21:12,058 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:21:12,059 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:21:12,059 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:21:12,060 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:21:12,060 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:21:12,061 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:21:12,062 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:21:12,062 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:21:12,076 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:21:12,076 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:21:12,077 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:21:12,077 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:21:12,077 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:12,077 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:21:12,078 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:21:12,078 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:21:12,078 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:21:12,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:21:12,079 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:21:12,079 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:21:12,080 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:21:12,080 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:21:12,080 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_c970205a-b216-48f7-841f-d18d72488760/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 515fa0718a592f1c0dc712f169febdb512c0008d113759f73c250509b5fadc4d [2023-11-23 21:21:12,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:21:12,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:21:12,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:21:12,423 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:21:12,424 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:21:12,426 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i [2023-11-23 21:21:15,741 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:21:16,165 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:21:16,165 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i [2023-11-23 21:21:16,205 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/data/45abcc724/b4fecce4e9174d7780b5918e551782ec/FLAG40e0cd351 [2023-11-23 21:21:16,225 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/data/45abcc724/b4fecce4e9174d7780b5918e551782ec [2023-11-23 21:21:16,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:21:16,238 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:21:16,242 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:16,242 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:21:16,249 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:21:16,250 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:16" (1/1) ... [2023-11-23 21:21:16,251 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75cede6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:16, skipping insertion in model container [2023-11-23 21:21:16,251 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:16" (1/1) ... [2023-11-23 21:21:16,318 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:21:16,573 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_c970205a-b216-48f7-841f-d18d72488760/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i[916,929] [2023-11-23 21:21:16,755 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:16,772 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:21:16,787 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_c970205a-b216-48f7-841f-d18d72488760/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i[916,929] [2023-11-23 21:21:16,848 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:16,870 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:21:16,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:16 WrapperNode [2023-11-23 21:21:16,871 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:16,872 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:16,873 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:21:16,873 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:21:16,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:16" (1/1) ... [2023-11-23 21:21:16,897 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:16" (1/1) ... [2023-11-23 21:21:16,954 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 236 [2023-11-23 21:21:16,955 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:16,956 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:21:16,956 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:21:16,956 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:21:16,968 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:16" (1/1) ... [2023-11-23 21:21:16,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:16" (1/1) ... [2023-11-23 21:21:16,974 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:16" (1/1) ... [2023-11-23 21:21:16,974 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:16" (1/1) ... [2023-11-23 21:21:16,994 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:16" (1/1) ... [2023-11-23 21:21:17,015 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:16" (1/1) ... [2023-11-23 21:21:17,019 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:16" (1/1) ... [2023-11-23 21:21:17,023 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:16" (1/1) ... [2023-11-23 21:21:17,054 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:21:17,055 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:21:17,055 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:21:17,055 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:21:17,057 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:16" (1/1) ... [2023-11-23 21:21:17,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:17,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:21:17,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:21:17,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:21:17,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:21:17,161 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:21:17,161 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:21:17,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:21:17,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:21:17,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:21:17,339 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:21:17,342 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:21:17,953 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:21:18,442 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:21:18,442 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:21:18,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:18 BoogieIcfgContainer [2023-11-23 21:21:18,444 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:21:18,448 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:21:18,449 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:21:18,452 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:21:18,453 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:21:16" (1/3) ... [2023-11-23 21:21:18,454 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@289641e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:18, skipping insertion in model container [2023-11-23 21:21:18,454 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:16" (2/3) ... [2023-11-23 21:21:18,456 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@289641e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:18, skipping insertion in model container [2023-11-23 21:21:18,456 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:18" (3/3) ... [2023-11-23 21:21:18,457 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-47.i [2023-11-23 21:21:18,478 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:21:18,478 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:21:18,541 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:21:18,549 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;@37c2610b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:21:18,551 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:21:18,555 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:21:18,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-23 21:21:18,571 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:18,573 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:21:18,573 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:18,581 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:18,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1393927629, now seen corresponding path program 1 times [2023-11-23 21:21:18,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:21:18,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283553198] [2023-11-23 21:21:18,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:18,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:21:18,813 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:21:18,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1936740486] [2023-11-23 21:21:18,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:18,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:21:18,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:21:18,816 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:21:18,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:21:19,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:21:19,105 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:21:19,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:21:19,529 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:21:19,532 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:21:19,533 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:21:19,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:21:19,746 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:21:19,752 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:21:19,757 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:21:20,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:21:20 BoogieIcfgContainer [2023-11-23 21:21:20,039 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:21:20,040 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:21:20,040 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:21:20,040 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:21:20,041 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:18" (3/4) ... [2023-11-23 21:21:20,045 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:21:20,046 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:21:20,049 INFO L158 Benchmark]: Toolchain (without parser) took 3809.73ms. Allocated memory was 159.4MB in the beginning and 195.0MB in the end (delta: 35.7MB). Free memory was 131.0MB in the beginning and 151.7MB in the end (delta: -20.6MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2023-11-23 21:21:20,049 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 125.8MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:21:20,051 INFO L158 Benchmark]: CACSL2BoogieTranslator took 629.84ms. Allocated memory is still 159.4MB. Free memory was 131.0MB in the beginning and 114.3MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:21:20,053 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.73ms. Allocated memory is still 159.4MB. Free memory was 113.7MB in the beginning and 109.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:21:20,060 INFO L158 Benchmark]: Boogie Preprocessor took 98.09ms. Allocated memory is still 159.4MB. Free memory was 109.5MB in the beginning and 107.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:21:20,063 INFO L158 Benchmark]: RCFGBuilder took 1389.66ms. Allocated memory is still 159.4MB. Free memory was 107.4MB in the beginning and 115.6MB in the end (delta: -8.2MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. [2023-11-23 21:21:20,064 INFO L158 Benchmark]: TraceAbstraction took 1590.84ms. Allocated memory was 159.4MB in the beginning and 195.0MB in the end (delta: 35.7MB). Free memory was 114.6MB in the beginning and 152.7MB in the end (delta: -38.2MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. [2023-11-23 21:21:20,065 INFO L158 Benchmark]: Witness Printer took 7.01ms. Allocated memory is still 195.0MB. Free memory was 152.7MB in the beginning and 151.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:21:20,075 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 125.8MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 629.84ms. Allocated memory is still 159.4MB. Free memory was 131.0MB in the beginning and 114.3MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.73ms. Allocated memory is still 159.4MB. Free memory was 113.7MB in the beginning and 109.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 98.09ms. Allocated memory is still 159.4MB. Free memory was 109.5MB in the beginning and 107.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1389.66ms. Allocated memory is still 159.4MB. Free memory was 107.4MB in the beginning and 115.6MB in the end (delta: -8.2MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1590.84ms. Allocated memory was 159.4MB in the beginning and 195.0MB in the end (delta: 35.7MB). Free memory was 114.6MB in the beginning and 152.7MB in the end (delta: -38.2MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. * Witness Printer took 7.01ms. Allocated memory is still 195.0MB. Free memory was 152.7MB in the beginning and 151.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 someBinaryDOUBLEComparisonOperation at line 84, overapproximation of someUnaryDOUBLEoperation at line 84. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 5; [L23] signed char var_1_3 = -32; [L24] unsigned long int var_1_6 = 10; [L25] unsigned short int var_1_11 = 32; [L26] unsigned short int var_1_13 = 10; [L27] unsigned short int var_1_14 = 0; [L28] signed short int var_1_15 = -128; [L29] signed short int var_1_16 = 4; [L30] signed short int var_1_17 = 128; [L31] double var_1_18 = 0.6; [L32] double var_1_19 = 4.3; [L33] double var_1_20 = 64.2; [L34] double var_1_21 = 200.6; [L35] unsigned long int var_1_22 = 100000; [L36] unsigned long int var_1_23 = 32; [L37] unsigned long int var_1_24 = 1251238951; [L38] unsigned long int var_1_25 = 3528560962; [L39] unsigned char var_1_26 = 0; [L40] unsigned long int var_1_27 = 3248462006; [L41] unsigned char var_1_28 = 1; [L42] unsigned char var_1_29 = 0; [L43] signed char var_1_30 = -4; [L44] signed char var_1_31 = 2; [L45] signed char var_1_32 = 100; [L46] signed char var_1_33 = -32; [L47] signed char var_1_34 = -8; [L48] unsigned char var_1_35 = 1; [L49] unsigned char var_1_36 = 0; [L50] signed char var_1_37 = -25; [L51] signed char var_1_38 = 8; [L52] unsigned long int last_1_var_1_6 = 10; [L53] unsigned short int last_1_var_1_11 = 32; [L54] unsigned short int last_1_var_1_14 = 0; [L55] unsigned long int last_1_var_1_22 = 100000; [L56] unsigned char last_1_var_1_26 = 0; [L57] unsigned char last_1_var_1_35 = 1; [L233] isInitial = 1 [L234] FCALL initially() [L235] COND TRUE 1 [L236] CALL updateLastVariables() [L221] last_1_var_1_6 = var_1_6 [L222] last_1_var_1_11 = var_1_11 [L223] last_1_var_1_14 = var_1_14 [L224] last_1_var_1_22 = var_1_22 [L225] last_1_var_1_26 = var_1_26 [L226] last_1_var_1_35 = var_1_35 [L236] RET updateLastVariables() [L237] CALL updateVariables() [L168] var_1_3 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_3 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=10, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_3 >= -126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=10, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L170] CALL assume_abort_if_not(var_1_3 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=10, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_3 <= 126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=10, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L171] var_1_13 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L173] CALL assume_abort_if_not(var_1_13 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_13 <= 65534) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L174] var_1_16 = __VERIFIER_nondet_short() [L175] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L176] CALL assume_abort_if_not(var_1_16 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_16 <= 16383) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L177] var_1_17 = __VERIFIER_nondet_short() [L178] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L179] CALL assume_abort_if_not(var_1_17 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_17 <= 16383) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L180] var_1_19 = __VERIFIER_nondet_double() [L181] CALL assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L182] var_1_20 = __VERIFIER_nondet_double() [L183] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L184] var_1_21 = __VERIFIER_nondet_double() [L185] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L186] var_1_24 = __VERIFIER_nondet_ulong() [L187] CALL assume_abort_if_not(var_1_24 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_24 >= 1073741823) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L188] CALL assume_abort_if_not(var_1_24 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_24 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L189] var_1_25 = __VERIFIER_nondet_ulong() [L190] CALL assume_abort_if_not(var_1_25 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_25 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L191] CALL assume_abort_if_not(var_1_25 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_25 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L192] var_1_27 = __VERIFIER_nondet_ulong() [L193] CALL assume_abort_if_not(var_1_27 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_27 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L194] CALL assume_abort_if_not(var_1_27 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_27 <= 4294967295) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L195] var_1_28 = __VERIFIER_nondet_uchar() [L196] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L197] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L198] var_1_29 = __VERIFIER_nondet_uchar() [L199] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L200] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L201] var_1_31 = __VERIFIER_nondet_char() [L202] CALL assume_abort_if_not(var_1_31 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not(var_1_31 >= -1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L203] CALL assume_abort_if_not(var_1_31 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not(var_1_31 <= 126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L204] var_1_32 = __VERIFIER_nondet_char() [L205] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L205] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L206] CALL assume_abort_if_not(var_1_32 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L206] RET assume_abort_if_not(var_1_32 <= 126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L207] var_1_33 = __VERIFIER_nondet_char() [L208] CALL assume_abort_if_not(var_1_33 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L208] RET assume_abort_if_not(var_1_33 >= -63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L209] CALL assume_abort_if_not(var_1_33 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L209] RET assume_abort_if_not(var_1_33 <= 63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L210] var_1_34 = __VERIFIER_nondet_char() [L211] CALL assume_abort_if_not(var_1_34 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L211] RET assume_abort_if_not(var_1_34 >= -63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L212] CALL assume_abort_if_not(var_1_34 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L212] RET assume_abort_if_not(var_1_34 <= 63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L213] var_1_36 = __VERIFIER_nondet_uchar() [L214] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L214] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L215] CALL assume_abort_if_not(var_1_36 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L215] RET assume_abort_if_not(var_1_36 <= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L216] var_1_38 = __VERIFIER_nondet_char() [L217] CALL assume_abort_if_not(var_1_38 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=-127, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L217] RET assume_abort_if_not(var_1_38 >= -127) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=-127, var_1_3=1, var_1_6=10] [L218] CALL assume_abort_if_not(var_1_38 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=-127, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L218] RET assume_abort_if_not(var_1_38 <= 126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=-127, var_1_3=1, var_1_6=10] [L237] RET updateVariables() [L238] CALL step() [L61] signed long int stepLocal_5 = last_1_var_1_14; [L62] COND TRUE last_1_var_1_6 > stepLocal_5 [L63] var_1_23 = (var_1_16 + (var_1_24 - var_1_13)) [L69] unsigned long int stepLocal_2 = last_1_var_1_22 + last_1_var_1_22; [L70] unsigned char stepLocal_1 = last_1_var_1_26; [L71] unsigned long int stepLocal_0 = last_1_var_1_22; [L72] COND FALSE !(last_1_var_1_14 > stepLocal_2) [L81] var_1_11 = var_1_13 [L83] var_1_14 = var_1_13 [L84] var_1_18 = ((((var_1_19) > ((((((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) < 0 ) ? -((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) : ((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))))) ? (var_1_19) : ((((((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) < 0 ) ? -((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) : ((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21)))))))) [L85] signed long int stepLocal_4 = 0; [L86] unsigned short int stepLocal_3 = var_1_13; [L87] COND TRUE var_1_14 <= stepLocal_3 [L88] COND FALSE !(stepLocal_4 >= var_1_23) [L91] var_1_22 = var_1_13 [L94] unsigned short int stepLocal_7 = var_1_13; [L95] unsigned long int stepLocal_6 = var_1_25; [L96] COND FALSE !(stepLocal_6 < (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - var_1_22)) [L99] COND TRUE \read(var_1_28) [L100] COND TRUE var_1_11 <= stepLocal_7 [L101] var_1_26 = var_1_29 [L107] COND TRUE \read(var_1_26) [L108] var_1_35 = (! var_1_36) [L112] COND TRUE \read(var_1_35) [L113] var_1_6 = ((((8u) > (var_1_11)) ? (8u) : (var_1_11))) [L119] COND TRUE \read(var_1_26) [L120] var_1_1 = (((((((10) < (var_1_3)) ? (10) : (var_1_3))) < 0 ) ? -((((10) < (var_1_3)) ? (10) : (var_1_3))) : ((((10) < (var_1_3)) ? (10) : (var_1_3))))) [L132] COND TRUE \read(var_1_35) [L133] var_1_15 = (var_1_3 + (var_1_16 - ((((var_1_17) < (2)) ? (var_1_17) : (2))))) [L137] unsigned short int stepLocal_10 = var_1_11; [L138] unsigned char stepLocal_9 = var_1_26; [L139] signed long int stepLocal_8 = ((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))) - var_1_32; [L140] COND FALSE !(var_1_6 < stepLocal_10) [L147] COND TRUE stepLocal_8 <= var_1_34 [L148] COND FALSE !(stepLocal_9 && ((var_1_11 * var_1_22) <= var_1_6)) [L151] var_1_30 = var_1_33 [L155] unsigned short int stepLocal_12 = var_1_13; [L156] unsigned char stepLocal_11 = var_1_35; [L157] COND TRUE stepLocal_11 && var_1_28 [L158] COND TRUE stepLocal_12 != var_1_27 [L159] var_1_37 = ((((var_1_3) < (var_1_32)) ? (var_1_3) : (var_1_32))) [L238] RET step() [L239] CALL, EXPR property() [L229-L230] return (((((((((((var_1_26 ? (var_1_1 == ((signed char) (((((((10) < (var_1_3)) ? (10) : (var_1_3))) < 0 ) ? -((((10) < (var_1_3)) ? (10) : (var_1_3))) : ((((10) < (var_1_3)) ? (10) : (var_1_3))))))) : (var_1_35 ? (var_1_26 ? (var_1_1 == ((signed char) var_1_3)) : (var_1_1 == ((signed char) var_1_3))) : (var_1_1 == ((signed char) var_1_3)))) && (var_1_35 ? (var_1_6 == ((unsigned long int) ((((8u) > (var_1_11)) ? (8u) : (var_1_11))))) : ((var_1_11 > var_1_14) ? (var_1_6 == ((unsigned long int) ((((var_1_14) > ((3173943110u - var_1_11))) ? (var_1_14) : ((3173943110u - var_1_11)))))) : 1))) && ((last_1_var_1_14 > (last_1_var_1_22 + last_1_var_1_22)) ? ((last_1_var_1_11 != last_1_var_1_22) ? ((last_1_var_1_26 && last_1_var_1_26) ? (var_1_11 == ((unsigned short int) var_1_13)) : (var_1_11 == ((unsigned short int) var_1_13))) : 1) : (var_1_11 == ((unsigned short int) var_1_13)))) && (var_1_14 == ((unsigned short int) var_1_13))) && (var_1_35 ? (var_1_15 == ((signed short int) (var_1_3 + (var_1_16 - ((((var_1_17) < (2)) ? (var_1_17) : (2))))))) : (var_1_15 == ((signed short int) ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))))))) && (var_1_18 == ((double) ((((var_1_19) > ((((((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) < 0 ) ? -((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) : ((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))))) ? (var_1_19) : ((((((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) < 0 ) ? -((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) : ((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))))))))) && ((var_1_14 <= var_1_13) ? ((0 >= var_1_23) ? (var_1_22 == ((unsigned long int) var_1_11)) : (var_1_22 == ((unsigned long int) var_1_13))) : 1)) && ((last_1_var_1_6 > last_1_var_1_14) ? (var_1_23 == ((unsigned long int) (var_1_16 + (var_1_24 - var_1_13)))) : (last_1_var_1_35 ? (var_1_23 == ((unsigned long int) (var_1_25 - (1448097314u - var_1_13)))) : 1))) && ((var_1_25 < (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - var_1_22)) ? (var_1_26 == ((unsigned char) (var_1_28 && var_1_29))) : (var_1_28 ? ((var_1_11 <= var_1_13) ? (var_1_26 == ((unsigned char) var_1_29)) : (var_1_26 == ((unsigned char) var_1_29))) : 1))) && ((var_1_6 < var_1_11) ? ((((((var_1_18) < (3.75f)) ? (var_1_18) : (3.75f))) >= var_1_20) ? (var_1_30 == ((signed char) ((((var_1_3) > (((((-16) < ((var_1_31 - var_1_32))) ? (-16) : ((var_1_31 - var_1_32)))))) ? (var_1_3) : (((((-16) < ((var_1_31 - var_1_32))) ? (-16) : ((var_1_31 - var_1_32))))))))) : (var_1_30 == ((signed char) ((((var_1_33 + var_1_34) < 0 ) ? -(var_1_33 + var_1_34) : (var_1_33 + var_1_34)))))) : (((((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))) - var_1_32) <= var_1_34) ? ((var_1_26 && ((var_1_11 * var_1_22) <= var_1_6)) ? (var_1_30 == ((signed char) ((((var_1_34) > (var_1_31)) ? (var_1_34) : (var_1_31))))) : (var_1_30 == ((signed char) var_1_33))) : 1))) && (var_1_26 ? (var_1_35 == ((unsigned char) (! var_1_36))) : (var_1_35 == ((unsigned char) ((var_1_3 > var_1_23) || var_1_28))))) && ((var_1_35 && var_1_28) ? ((var_1_13 != var_1_27) ? (var_1_37 == ((signed char) ((((var_1_3) < (var_1_32)) ? (var_1_3) : (var_1_32))))) : (var_1_37 == ((signed char) var_1_31))) : (var_1_37 == ((signed char) var_1_38))) ; [L239] RET, EXPR property() [L239] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=3, var_1_13=3, var_1_14=3, var_1_15=0, var_1_16=1, var_1_17=63, var_1_18=2, var_1_19=2, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=3, var_1_23=1073741824, var_1_24=1073741826, var_1_25=2147483647, var_1_26=1, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-63, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=-127, var_1_3=1, var_1_6=8] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=3, var_1_13=3, var_1_14=3, var_1_15=0, var_1_16=1, var_1_17=63, var_1_18=2, var_1_19=2, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=3, var_1_23=1073741824, var_1_24=1073741826, var_1_25=2147483647, var_1_26=1, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-63, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=-127, var_1_3=1, var_1_6=8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 33, 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=60occurred 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, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 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 21:21:20,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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_c970205a-b216-48f7-841f-d18d72488760/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 515fa0718a592f1c0dc712f169febdb512c0008d113759f73c250509b5fadc4d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:21:23,451 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:21:23,623 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:21:23,635 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:21:23,636 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:21:23,694 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:21:23,695 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:21:23,696 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:21:23,698 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:21:23,705 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:21:23,705 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:21:23,706 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:21:23,707 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:21:23,709 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:21:23,710 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:21:23,711 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:21:23,712 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:21:23,713 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:21:23,714 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:21:23,715 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:21:23,716 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:21:23,717 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:21:23,718 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:21:23,718 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:21:23,719 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:21:23,719 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:21:23,720 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:21:23,721 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:21:23,721 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:21:23,722 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:21:23,724 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:21:23,725 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:21:23,725 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:21:23,726 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:21:23,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:23,727 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:21:23,727 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:21:23,728 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:21:23,728 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:21:23,729 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:21:23,730 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:21:23,731 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:21:23,731 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:21:23,731 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:21:23,732 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_c970205a-b216-48f7-841f-d18d72488760/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 515fa0718a592f1c0dc712f169febdb512c0008d113759f73c250509b5fadc4d [2023-11-23 21:21:24,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:21:24,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:21:24,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:21:24,369 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:21:24,369 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:21:24,371 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i [2023-11-23 21:21:28,239 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:21:28,633 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:21:28,634 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i [2023-11-23 21:21:28,664 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/data/d0483ee44/4ab6d1285289458ab1758182ddc84b4a/FLAG9554ec62e [2023-11-23 21:21:28,687 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/data/d0483ee44/4ab6d1285289458ab1758182ddc84b4a [2023-11-23 21:21:28,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:21:28,696 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:21:28,701 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:28,701 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:21:28,708 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:21:28,709 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:28" (1/1) ... [2023-11-23 21:21:28,711 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c02b171 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:28, skipping insertion in model container [2023-11-23 21:21:28,711 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:28" (1/1) ... [2023-11-23 21:21:28,793 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:21:29,063 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_c970205a-b216-48f7-841f-d18d72488760/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i[916,929] [2023-11-23 21:21:29,210 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:29,232 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:21:29,250 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_c970205a-b216-48f7-841f-d18d72488760/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i[916,929] [2023-11-23 21:21:29,319 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:29,345 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:21:29,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:29 WrapperNode [2023-11-23 21:21:29,346 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:29,352 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:29,353 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:21:29,353 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:21:29,363 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:29" (1/1) ... [2023-11-23 21:21:29,406 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:29" (1/1) ... [2023-11-23 21:21:29,483 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 228 [2023-11-23 21:21:29,484 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:29,485 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:21:29,485 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:21:29,485 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:21:29,498 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:29" (1/1) ... [2023-11-23 21:21:29,498 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:29" (1/1) ... [2023-11-23 21:21:29,516 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:29" (1/1) ... [2023-11-23 21:21:29,531 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:29" (1/1) ... [2023-11-23 21:21:29,562 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:29" (1/1) ... [2023-11-23 21:21:29,581 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:29" (1/1) ... [2023-11-23 21:21:29,600 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:29" (1/1) ... [2023-11-23 21:21:29,604 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:29" (1/1) ... [2023-11-23 21:21:29,645 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:21:29,646 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:21:29,646 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:21:29,647 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:21:29,651 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:29" (1/1) ... [2023-11-23 21:21:29,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:29,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:21:29,751 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:21:29,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:21:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:21:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:21:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:21:29,839 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:21:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:21:29,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:21:29,992 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:21:29,998 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:21:30,722 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:21:30,791 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:21:30,791 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:21:30,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:30 BoogieIcfgContainer [2023-11-23 21:21:30,792 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:21:30,795 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:21:30,795 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:21:30,799 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:21:30,799 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:21:28" (1/3) ... [2023-11-23 21:21:30,800 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b682134 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:30, skipping insertion in model container [2023-11-23 21:21:30,800 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:29" (2/3) ... [2023-11-23 21:21:30,801 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b682134 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:30, skipping insertion in model container [2023-11-23 21:21:30,801 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:30" (3/3) ... [2023-11-23 21:21:30,802 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-47.i [2023-11-23 21:21:30,824 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:21:30,825 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:21:30,891 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:21:30,901 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;@353d1de1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:21:30,902 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:21:30,907 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 56 states have (on average 1.5) internal successors, (84), 57 states have internal predecessors, (84), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:21:30,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-23 21:21:30,961 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:30,963 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:21:30,964 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:30,971 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:30,972 INFO L85 PathProgramCache]: Analyzing trace with hash 1296462496, now seen corresponding path program 1 times [2023-11-23 21:21:30,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:30,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [504302683] [2023-11-23 21:21:30,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:30,998 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 21:21:30,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:31,003 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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 21:21:31,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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 21:21:31,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:31,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:21:31,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:31,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 944 proven. 0 refuted. 0 times theorem prover too weak. 1168 trivial. 0 not checked. [2023-11-23 21:21:31,697 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:21:31,698 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:21:31,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [504302683] [2023-11-23 21:21:31,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [504302683] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:21:31,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:21:31,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:21:31,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451233294] [2023-11-23 21:21:31,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:21:31,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:21:31,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:21:31,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:21:31,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:21:31,792 INFO L87 Difference]: Start difference. First operand has 92 states, 56 states have (on average 1.5) internal successors, (84), 57 states have internal predecessors, (84), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 21:21:31,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:21:31,997 INFO L93 Difference]: Finished difference Result 181 states and 331 transitions. [2023-11-23 21:21:32,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:21:32,006 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 204 [2023-11-23 21:21:32,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:21:32,018 INFO L225 Difference]: With dead ends: 181 [2023-11-23 21:21:32,018 INFO L226 Difference]: Without dead ends: 90 [2023-11-23 21:21:32,024 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 203 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 21:21:32,030 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:21:32,032 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 142 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 21:21:32,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-23 21:21:32,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-23 21:21:32,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 55 states have (on average 1.4363636363636363) internal successors, (79), 55 states have internal predecessors, (79), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:21:32,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 145 transitions. [2023-11-23 21:21:32,119 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 145 transitions. Word has length 204 [2023-11-23 21:21:32,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:21:32,119 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 145 transitions. [2023-11-23 21:21:32,120 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 21:21:32,120 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 145 transitions. [2023-11-23 21:21:32,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-23 21:21:32,145 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:32,146 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:21:32,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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 21:21:32,357 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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 21:21:32,357 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:32,359 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:32,359 INFO L85 PathProgramCache]: Analyzing trace with hash -1990112358, now seen corresponding path program 1 times [2023-11-23 21:21:32,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:32,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1069259939] [2023-11-23 21:21:32,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:32,362 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 21:21:32,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:32,364 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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 21:21:32,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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 21:21:32,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:32,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 21:21:32,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:33,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1223 proven. 48 refuted. 0 times theorem prover too weak. 841 trivial. 0 not checked. [2023-11-23 21:21:33,629 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:21:34,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 138 proven. 51 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2023-11-23 21:21:34,416 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:21:34,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1069259939] [2023-11-23 21:21:34,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1069259939] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:21:34,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1024850270] [2023-11-23 21:21:34,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:34,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:21:34,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:21:34,467 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:21:34,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 21:21:35,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:35,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:21:35,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:35,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-23 21:21:35,894 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:21:35,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1024850270] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:21:35,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:21:35,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10, 10] total 17 [2023-11-23 21:21:35,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48432113] [2023-11-23 21:21:35,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:21:35,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 21:21:35,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:21:35,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 21:21:35,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=201, Unknown=0, NotChecked=0, Total=272 [2023-11-23 21:21:35,906 INFO L87 Difference]: Start difference. First operand 90 states and 145 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 21:21:38,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:21:38,368 INFO L93 Difference]: Finished difference Result 426 states and 666 transitions. [2023-11-23 21:21:38,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-23 21:21:38,370 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 204 [2023-11-23 21:21:38,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:21:38,378 INFO L225 Difference]: With dead ends: 426 [2023-11-23 21:21:38,379 INFO L226 Difference]: Without dead ends: 337 [2023-11-23 21:21:38,381 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 616 GetRequests, 593 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=112, Invalid=350, Unknown=0, NotChecked=0, Total=462 [2023-11-23 21:21:38,382 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 400 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 400 SdHoareTripleChecker+Valid, 425 SdHoareTripleChecker+Invalid, 450 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:21:38,383 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [400 Valid, 425 Invalid, 450 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 259 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-23 21:21:38,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2023-11-23 21:21:38,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 154. [2023-11-23 21:21:38,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 101 states have (on average 1.4653465346534653) internal successors, (148), 102 states have internal predecessors, (148), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 49 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-23 21:21:38,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 248 transitions. [2023-11-23 21:21:38,477 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 248 transitions. Word has length 204 [2023-11-23 21:21:38,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:21:38,479 INFO L495 AbstractCegarLoop]: Abstraction has 154 states and 248 transitions. [2023-11-23 21:21:38,479 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 21:21:38,479 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 248 transitions. [2023-11-23 21:21:38,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-23 21:21:38,484 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:38,485 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:21:38,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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 21:21:38,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-23 21:21:38,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 21:21:38,899 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:38,900 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:38,900 INFO L85 PathProgramCache]: Analyzing trace with hash -1051888550, now seen corresponding path program 1 times [2023-11-23 21:21:38,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:38,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1047019905] [2023-11-23 21:21:38,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:38,902 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 21:21:38,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:38,909 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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 21:21:38,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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 (5)] Waiting until timeout for monitored process [2023-11-23 21:21:39,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:39,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 21:21:39,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:40,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1157 proven. 81 refuted. 0 times theorem prover too weak. 874 trivial. 0 not checked. [2023-11-23 21:21:40,075 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:21:40,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 105 proven. 84 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2023-11-23 21:21:40,728 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:21:40,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1047019905] [2023-11-23 21:21:40,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1047019905] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:21:40,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [424235047] [2023-11-23 21:21:40,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:40,730 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:21:40,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:21:40,731 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:21:40,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-23 21:21:41,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:41,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:21:41,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:41,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-23 21:21:41,423 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:21:41,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [424235047] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:21:41,423 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:21:41,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9, 9] total 15 [2023-11-23 21:21:41,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606160542] [2023-11-23 21:21:41,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:21:41,425 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:21:41,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:21:41,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:21:41,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2023-11-23 21:21:41,428 INFO L87 Difference]: Start difference. First operand 154 states and 248 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 21:21:41,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:21:41,634 INFO L93 Difference]: Finished difference Result 404 states and 646 transitions. [2023-11-23 21:21:41,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:21:41,635 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 204 [2023-11-23 21:21:41,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:21:41,642 INFO L225 Difference]: With dead ends: 404 [2023-11-23 21:21:41,642 INFO L226 Difference]: Without dead ends: 251 [2023-11-23 21:21:41,644 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 609 GetRequests, 595 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2023-11-23 21:21:41,645 INFO L413 NwaCegarLoop]: 163 mSDtfsCounter, 135 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:21:41,646 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 293 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 21:21:41,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2023-11-23 21:21:41,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 248. [2023-11-23 21:21:41,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 160 states have (on average 1.40625) internal successors, (225), 161 states have internal predecessors, (225), 83 states have call successors, (83), 4 states have call predecessors, (83), 4 states have return successors, (83), 82 states have call predecessors, (83), 83 states have call successors, (83) [2023-11-23 21:21:41,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 391 transitions. [2023-11-23 21:21:41,708 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 391 transitions. Word has length 204 [2023-11-23 21:21:41,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:21:41,710 INFO L495 AbstractCegarLoop]: Abstraction has 248 states and 391 transitions. [2023-11-23 21:21:41,710 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 21:21:41,711 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 391 transitions. [2023-11-23 21:21:41,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-23 21:21:41,715 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:41,715 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:21:41,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-23 21:21:41,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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 (5)] Forceful destruction successful, exit code 0 [2023-11-23 21:21:42,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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 21:21:42,120 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:42,121 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:42,121 INFO L85 PathProgramCache]: Analyzing trace with hash -1574309993, now seen corresponding path program 1 times [2023-11-23 21:21:42,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:42,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [145696643] [2023-11-23 21:21:42,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:42,123 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 21:21:42,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:42,125 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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 21:21:42,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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 (7)] Waiting until timeout for monitored process [2023-11-23 21:21:42,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:42,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:21:42,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:42,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-23 21:21:42,493 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:21:42,493 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:21:42,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [145696643] [2023-11-23 21:21:42,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [145696643] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:21:42,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:21:42,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:21:42,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260579938] [2023-11-23 21:21:42,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:21:42,495 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:21:42,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:21:42,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:21:42,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:21:42,498 INFO L87 Difference]: Start difference. First operand 248 states and 391 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 21:21:42,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:21:42,671 INFO L93 Difference]: Finished difference Result 495 states and 781 transitions. [2023-11-23 21:21:42,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:21:42,678 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 205 [2023-11-23 21:21:42,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:21:42,683 INFO L225 Difference]: With dead ends: 495 [2023-11-23 21:21:42,683 INFO L226 Difference]: Without dead ends: 248 [2023-11-23 21:21:42,685 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:21:42,686 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 37 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:21:42,687 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 238 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 21:21:42,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2023-11-23 21:21:42,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 248. [2023-11-23 21:21:42,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 160 states have (on average 1.39375) internal successors, (223), 161 states have internal predecessors, (223), 83 states have call successors, (83), 4 states have call predecessors, (83), 4 states have return successors, (83), 82 states have call predecessors, (83), 83 states have call successors, (83) [2023-11-23 21:21:42,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 389 transitions. [2023-11-23 21:21:42,746 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 389 transitions. Word has length 205 [2023-11-23 21:21:42,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:21:42,747 INFO L495 AbstractCegarLoop]: Abstraction has 248 states and 389 transitions. [2023-11-23 21:21:42,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 21:21:42,748 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 389 transitions. [2023-11-23 21:21:42,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-23 21:21:42,752 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:42,752 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:21:42,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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 (7)] Forceful destruction successful, exit code 0 [2023-11-23 21:21:42,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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 21:21:42,965 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:42,965 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:42,966 INFO L85 PathProgramCache]: Analyzing trace with hash 9503973, now seen corresponding path program 1 times [2023-11-23 21:21:42,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:42,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1769456872] [2023-11-23 21:21:42,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:42,968 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 21:21:42,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:42,969 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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 21:21:42,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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 (8)] Waiting until timeout for monitored process [2023-11-23 21:21:43,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:43,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 21:21:43,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:45,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1060 proven. 198 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2023-11-23 21:21:45,267 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:21:45,459 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:21:45,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1769456872] [2023-11-23 21:21:45,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1769456872] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:21:45,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1799189902] [2023-11-23 21:21:45,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:45,460 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:21:45,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:21:45,465 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:21:45,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-23 21:21:47,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:47,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 21:21:47,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:48,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1060 proven. 198 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2023-11-23 21:21:48,940 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:21:48,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1799189902] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:21:48,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [478994771] [2023-11-23 21:21:48,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:48,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:21:48,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:21:48,996 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:21:49,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-23 21:21:49,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:49,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 21:21:49,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:50,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1060 proven. 198 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2023-11-23 21:21:50,804 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:21:50,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [478994771] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:21:50,847 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 21:21:50,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 13 [2023-11-23 21:21:50,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307063079] [2023-11-23 21:21:50,848 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 21:21:50,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-23 21:21:50,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:21:50,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-23 21:21:50,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2023-11-23 21:21:50,851 INFO L87 Difference]: Start difference. First operand 248 states and 389 transitions. Second operand has 13 states, 13 states have (on average 4.538461538461538) internal successors, (59), 12 states have internal predecessors, (59), 4 states have call successors, (33), 4 states have call predecessors, (33), 6 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2023-11-23 21:21:55,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:21:55,612 INFO L93 Difference]: Finished difference Result 830 states and 1235 transitions. [2023-11-23 21:21:55,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-11-23 21:21:55,616 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.538461538461538) internal successors, (59), 12 states have internal predecessors, (59), 4 states have call successors, (33), 4 states have call predecessors, (33), 6 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) Word has length 206 [2023-11-23 21:21:55,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:21:55,622 INFO L225 Difference]: With dead ends: 830 [2023-11-23 21:21:55,623 INFO L226 Difference]: Without dead ends: 583 [2023-11-23 21:21:55,625 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 706 GetRequests, 673 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=280, Invalid=910, Unknown=0, NotChecked=0, Total=1190 [2023-11-23 21:21:55,626 INFO L413 NwaCegarLoop]: 157 mSDtfsCounter, 335 mSDsluCounter, 507 mSDsCounter, 0 mSdLazyCounter, 842 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 340 SdHoareTripleChecker+Valid, 664 SdHoareTripleChecker+Invalid, 918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2023-11-23 21:21:55,627 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [340 Valid, 664 Invalid, 918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 842 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2023-11-23 21:21:55,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 583 states. [2023-11-23 21:21:55,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 583 to 565. [2023-11-23 21:21:55,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 565 states, 372 states have (on average 1.3333333333333333) internal successors, (496), 374 states have internal predecessors, (496), 166 states have call successors, (166), 26 states have call predecessors, (166), 26 states have return successors, (166), 164 states have call predecessors, (166), 166 states have call successors, (166) [2023-11-23 21:21:55,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 828 transitions. [2023-11-23 21:21:55,750 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 828 transitions. Word has length 206 [2023-11-23 21:21:55,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:21:55,751 INFO L495 AbstractCegarLoop]: Abstraction has 565 states and 828 transitions. [2023-11-23 21:21:55,752 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.538461538461538) internal successors, (59), 12 states have internal predecessors, (59), 4 states have call successors, (33), 4 states have call predecessors, (33), 6 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2023-11-23 21:21:55,752 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 828 transitions. [2023-11-23 21:21:55,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-23 21:21:55,756 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:55,757 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:21:55,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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 (8)] Forceful destruction successful, exit code 0 [2023-11-23 21:21:56,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-23 21:21:56,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-11-23 21:21:56,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 21:21:56,384 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:56,384 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:56,385 INFO L85 PathProgramCache]: Analyzing trace with hash -1011564381, now seen corresponding path program 1 times [2023-11-23 21:21:56,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:56,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2012385834] [2023-11-23 21:21:56,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:56,386 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 21:21:56,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:56,387 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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 21:21:56,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c970205a-b216-48f7-841f-d18d72488760/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 (11)] Waiting until timeout for monitored process [2023-11-23 21:21:56,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:56,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 50 conjunts are in the unsatisfiable core [2023-11-23 21:21:56,836 INFO L285 TraceCheckSpWp]: Computing forward predicates...