./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-74.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91 --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 9589d6d7240517079fa5770c7c63d7e78c3599002412f725197366bc44ac8d40 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:52:13,502 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:52:13,628 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:52:13,635 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:52:13,637 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:52:13,682 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:52:13,684 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:52:13,685 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:52:13,685 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:52:13,686 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:52:13,687 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:52:13,687 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:52:13,688 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:52:13,688 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:52:13,689 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:52:13,689 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:52:13,690 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:52:13,690 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:52:13,691 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:52:13,691 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:52:13,692 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:52:13,693 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:52:13,694 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:52:13,694 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:52:13,695 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:52:13,695 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:52:13,696 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:52:13,696 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:52:13,697 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:52:13,697 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:52:13,698 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:52:13,698 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:52:13,698 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:52:13,699 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:52:13,699 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:52:13,700 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:52:13,700 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:52:13,701 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:52:13,702 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:52:13,702 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:52:13,702 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:52:13,703 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:52:13,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:52:13,704 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:52:13,704 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:52:13,705 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:52:13,705 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:52:13,706 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_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9589d6d7240517079fa5770c7c63d7e78c3599002412f725197366bc44ac8d40 [2023-11-24 23:52:13,977 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:52:14,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:52:14,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:52:14,004 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:52:14,004 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:52:14,006 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-74.i [2023-11-24 23:52:17,145 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:52:17,453 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:52:17,454 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-74.i [2023-11-24 23:52:17,469 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/data/786ec6904/a594a49649264977ab54c9839396943c/FLAG111f0e9f9 [2023-11-24 23:52:17,485 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/data/786ec6904/a594a49649264977ab54c9839396943c [2023-11-24 23:52:17,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:52:17,489 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:52:17,490 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:52:17,490 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:52:17,497 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:52:17,500 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:52:17" (1/1) ... [2023-11-24 23:52:17,502 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f2c20fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:17, skipping insertion in model container [2023-11-24 23:52:17,502 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:52:17" (1/1) ... [2023-11-24 23:52:17,535 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:52:17,680 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_e7be2e9a-4273-4869-b3cb-90f92f08a810/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-74.i[915,928] [2023-11-24 23:52:17,754 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:52:17,773 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:52:17,787 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_e7be2e9a-4273-4869-b3cb-90f92f08a810/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-74.i[915,928] [2023-11-24 23:52:17,828 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:52:17,852 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:52:17,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:17 WrapperNode [2023-11-24 23:52:17,853 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:52:17,855 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:52:17,855 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:52:17,855 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:52:17,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:17" (1/1) ... [2023-11-24 23:52:17,878 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:17" (1/1) ... [2023-11-24 23:52:17,924 INFO L138 Inliner]: procedures = 26, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 225 [2023-11-24 23:52:17,924 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:52:17,925 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:52:17,926 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:52:17,926 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:52:17,936 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:17" (1/1) ... [2023-11-24 23:52:17,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:17" (1/1) ... [2023-11-24 23:52:17,940 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:17" (1/1) ... [2023-11-24 23:52:17,941 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:17" (1/1) ... [2023-11-24 23:52:17,953 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:17" (1/1) ... [2023-11-24 23:52:17,958 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:17" (1/1) ... [2023-11-24 23:52:17,961 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:17" (1/1) ... [2023-11-24 23:52:17,964 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:17" (1/1) ... [2023-11-24 23:52:17,970 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:52:17,971 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:52:17,971 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:52:17,971 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:52:17,972 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:17" (1/1) ... [2023-11-24 23:52:17,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:52:18,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:52:18,022 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:52:18,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:52:18,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:52:18,057 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:52:18,057 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:52:18,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:52:18,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:52:18,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:52:18,157 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:52:18,160 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:52:18,643 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:52:19,019 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:52:19,019 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:52:19,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:52:19 BoogieIcfgContainer [2023-11-24 23:52:19,022 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:52:19,027 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:52:19,028 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:52:19,032 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:52:19,032 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:52:17" (1/3) ... [2023-11-24 23:52:19,033 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@179e9622 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:52:19, skipping insertion in model container [2023-11-24 23:52:19,034 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:17" (2/3) ... [2023-11-24 23:52:19,036 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@179e9622 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:52:19, skipping insertion in model container [2023-11-24 23:52:19,037 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:52:19" (3/3) ... [2023-11-24 23:52:19,038 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-74.i [2023-11-24 23:52:19,062 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:52:19,063 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:52:19,136 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:52:19,144 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;@67f6a8f6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:52:19,147 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:52:19,152 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-24 23:52:19,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-24 23:52:19,173 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:52:19,175 INFO L195 NwaCegarLoop]: trace histogram [36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:52:19,175 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:52:19,183 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:52:19,184 INFO L85 PathProgramCache]: Analyzing trace with hash 2057459326, now seen corresponding path program 1 times [2023-11-24 23:52:19,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:52:19,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247010578] [2023-11-24 23:52:19,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:19,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:52:19,465 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:52:19,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1418412728] [2023-11-24 23:52:19,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:19,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:52:19,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:52:19,472 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:52:19,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:52:19,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:52:19,778 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:52:19,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:52:20,061 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:52:20,065 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:52:20,066 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:52:20,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:52:20,278 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-24 23:52:20,283 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:52:20,288 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:52:20,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:52:20 BoogieIcfgContainer [2023-11-24 23:52:20,458 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:52:20,459 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:52:20,459 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:52:20,459 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:52:20,459 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:52:19" (3/4) ... [2023-11-24 23:52:20,465 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:52:20,466 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:52:20,468 INFO L158 Benchmark]: Toolchain (without parser) took 2978.76ms. Allocated memory was 153.1MB in the beginning and 199.2MB in the end (delta: 46.1MB). Free memory was 120.2MB in the beginning and 89.1MB in the end (delta: 31.1MB). Peak memory consumption was 78.7MB. Max. memory is 16.1GB. [2023-11-24 23:52:20,469 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 104.9MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:52:20,470 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.67ms. Allocated memory is still 153.1MB. Free memory was 119.6MB in the beginning and 105.1MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:52:20,471 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.16ms. Allocated memory is still 153.1MB. Free memory was 105.1MB in the beginning and 101.5MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:52:20,476 INFO L158 Benchmark]: Boogie Preprocessor took 44.69ms. Allocated memory is still 153.1MB. Free memory was 101.5MB in the beginning and 99.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:52:20,478 INFO L158 Benchmark]: RCFGBuilder took 1051.29ms. Allocated memory was 153.1MB in the beginning and 199.2MB in the end (delta: 46.1MB). Free memory was 99.5MB in the beginning and 148.8MB in the end (delta: -49.3MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2023-11-24 23:52:20,479 INFO L158 Benchmark]: TraceAbstraction took 1430.69ms. Allocated memory is still 199.2MB. Free memory was 148.8MB in the beginning and 89.1MB in the end (delta: 59.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-24 23:52:20,479 INFO L158 Benchmark]: Witness Printer took 7.85ms. Allocated memory is still 199.2MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:52:20,488 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 104.9MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.67ms. Allocated memory is still 153.1MB. Free memory was 119.6MB in the beginning and 105.1MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.16ms. Allocated memory is still 153.1MB. Free memory was 105.1MB in the beginning and 101.5MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.69ms. Allocated memory is still 153.1MB. Free memory was 101.5MB in the beginning and 99.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1051.29ms. Allocated memory was 153.1MB in the beginning and 199.2MB in the end (delta: 46.1MB). Free memory was 99.5MB in the beginning and 148.8MB in the end (delta: -49.3MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1430.69ms. Allocated memory is still 199.2MB. Free memory was 148.8MB in the beginning and 89.1MB in the end (delta: 59.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Witness Printer took 7.85ms. Allocated memory is still 199.2MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 180, overapproximation of shiftLeft at line 78, overapproximation of someBinaryDOUBLEComparisonOperation at line 180, overapproximation of someBinaryArithmeticFLOAToperation at line 107. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 64; [L23] unsigned char var_1_4 = 0; [L24] unsigned long int var_1_5 = 3914692693; [L25] unsigned long int var_1_7 = 1; [L26] unsigned char var_1_8 = 0; [L27] unsigned char var_1_9 = 0; [L28] unsigned char var_1_10 = 0; [L29] unsigned char var_1_11 = 50; [L30] signed long int var_1_12 = 25; [L31] signed long int var_1_13 = 1; [L32] float var_1_15 = 4.75; [L33] unsigned char var_1_16 = 100; [L34] float var_1_17 = 50.1; [L35] float var_1_18 = 100.9; [L36] float var_1_19 = 8.5; [L37] float var_1_20 = 10.625; [L38] float var_1_21 = 0.0; [L39] float var_1_22 = 7.8; [L40] float var_1_23 = 8.25; [L41] double var_1_24 = 5.5; [L42] signed char var_1_25 = -16; [L43] unsigned char var_1_26 = 1; [L44] unsigned long int var_1_27 = 1; [L45] unsigned long int var_1_28 = 4; [L46] signed char var_1_29 = 5; [L47] unsigned short int var_1_30 = 128; [L48] unsigned short int var_1_31 = 16; [L49] unsigned char var_1_32 = 8; [L50] unsigned char var_1_33 = 0; [L51] unsigned short int var_1_34 = 256; [L52] signed short int var_1_35 = -256; [L53] unsigned char var_1_36 = 0; [L54] unsigned char var_1_37 = 0; [L55] unsigned long int last_1_var_1_1 = 64; [L56] unsigned char last_1_var_1_11 = 50; [L184] isInitial = 1 [L185] FCALL initially() [L186] COND TRUE 1 [L187] CALL updateLastVariables() [L176] last_1_var_1_1 = var_1_1 [L177] last_1_var_1_11 = var_1_11 [L187] RET updateLastVariables() [L188] CALL updateVariables() [L117] var_1_4 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L119] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L120] var_1_5 = __VERIFIER_nondet_ulong() [L121] CALL assume_abort_if_not(var_1_5 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_5 >= 3221225470) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L122] CALL assume_abort_if_not(var_1_5 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_5 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L123] var_1_7 = __VERIFIER_nondet_ulong() [L124] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_8=0, var_1_9=0] [L125] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L126] var_1_9 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0] [L128] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L129] var_1_10 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L131] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L132] var_1_12 = __VERIFIER_nondet_long() [L133] CALL assume_abort_if_not(var_1_12 >= 14) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_12 >= 14) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L134] CALL assume_abort_if_not(var_1_12 <= 29) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_12 <= 29) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L135] var_1_13 = __VERIFIER_nondet_long() [L136] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L137] CALL assume_abort_if_not(var_1_13 <= 14) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_13 <= 14) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L138] var_1_16 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L140] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L141] var_1_17 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L143] var_1_19 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L145] var_1_20 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L147] var_1_21 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_21 >= 2305843.009213691390e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_21 >= 2305843.009213691390e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L149] var_1_22 = __VERIFIER_nondet_float() [L150] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L151] var_1_23 = __VERIFIER_nondet_float() [L152] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=1, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L153] var_1_26 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L155] CALL assume_abort_if_not(var_1_26 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_26 <= 1) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_27=1, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L156] var_1_27 = __VERIFIER_nondet_ulong() [L157] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L158] CALL assume_abort_if_not(var_1_27 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_27 <= 4294967295) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_28=4, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L159] var_1_28 = __VERIFIER_nondet_ulong() [L160] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L161] CALL assume_abort_if_not(var_1_28 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_28 <= 4294967295) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_29=5, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L162] var_1_29 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_29 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_29=126, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_29 >= -127) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_29=126, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L164] CALL assume_abort_if_not(var_1_29 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_29=126, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_29 <= 126) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_29=126, var_1_30=128, var_1_31=16, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L165] var_1_31 = __VERIFIER_nondet_ushort() [L166] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_29=126, var_1_30=128, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_29=126, var_1_30=128, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L167] CALL assume_abort_if_not(var_1_31 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_29=126, var_1_30=128, var_1_31=65534, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_31 <= 65534) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_29=126, var_1_30=128, var_1_31=65534, var_1_32=8, var_1_33=0, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L168] var_1_33 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_29=126, var_1_30=128, var_1_31=65534, var_1_32=8, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_29=126, var_1_30=128, var_1_31=65534, var_1_32=8, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L170] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_29=126, var_1_30=128, var_1_31=65534, var_1_32=8, var_1_33=254, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_29=126, var_1_30=128, var_1_31=65534, var_1_32=8, var_1_33=254, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=0, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L171] var_1_37 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_37 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_29=126, var_1_30=128, var_1_31=65534, var_1_32=8, var_1_33=254, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=1, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_37 >= 1) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_29=126, var_1_30=128, var_1_31=65534, var_1_32=8, var_1_33=254, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=1, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L173] CALL assume_abort_if_not(var_1_37 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_29=126, var_1_30=128, var_1_31=65534, var_1_32=8, var_1_33=254, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=1, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_37 <= 1) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_29=126, var_1_30=128, var_1_31=65534, var_1_32=8, var_1_33=254, var_1_34=256, var_1_35=-256, var_1_36=0, var_1_37=1, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L188] RET updateVariables() [L189] CALL step() [L60] COND FALSE !(\read(var_1_26)) [L65] var_1_30 = var_1_31 [L66] var_1_32 = var_1_33 [L67] var_1_34 = var_1_31 [L68] var_1_35 = var_1_25 [L69] var_1_36 = var_1_37 [L70] signed long int stepLocal_1 = last_1_var_1_11; [L71] signed long int stepLocal_0 = last_1_var_1_11; [L72] COND TRUE stepLocal_1 < last_1_var_1_1 [L73] COND FALSE !(last_1_var_1_1 <= stepLocal_0) [L77] unsigned long int stepLocal_3 = var_1_7; [L78] EXPR 5u << (var_1_12 - var_1_13) [L78] unsigned long int stepLocal_2 = 5u << (var_1_12 - var_1_13); [L79] COND FALSE !(! ((var_1_5 > var_1_7) || var_1_8)) [L90] var_1_11 = var_1_12 [L92] COND FALSE !(! (var_1_11 >= var_1_11)) [L99] var_1_1 = var_1_11 [L101] COND FALSE !(\read(var_1_10)) [L106] COND FALSE !(\read(var_1_10)) [L109] var_1_18 = (((var_1_21 - var_1_22) - var_1_23) + var_1_20) [L111] unsigned long int stepLocal_4 = ~ var_1_1; [L112] COND FALSE !(stepLocal_4 <= (var_1_12 - var_1_11)) [L189] RET step() [L190] CALL, EXPR property() [L180] EXPR (((! (var_1_11 >= var_1_11)) ? (var_1_8 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_11) - var_1_11))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_11))) && ((last_1_var_1_11 < last_1_var_1_1) ? ((last_1_var_1_1 <= last_1_var_1_11) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) [L180] EXPR (! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12)) [L180] EXPR (((! (var_1_11 >= var_1_11)) ? (var_1_8 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_11) - var_1_11))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_11))) && ((last_1_var_1_11 < last_1_var_1_1) ? ((last_1_var_1_1 <= last_1_var_1_11) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) [L180-L181] return ((((((! (var_1_11 >= var_1_11)) ? (var_1_8 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_11) - var_1_11))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_11))) && ((last_1_var_1_11 < last_1_var_1_1) ? ((last_1_var_1_1 <= last_1_var_1_11) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12)))) && (var_1_10 ? ((var_1_1 > (var_1_11 / (var_1_12 + var_1_16))) ? (var_1_15 == ((float) var_1_17)) : 1) : 1)) && (var_1_10 ? (var_1_18 == ((float) (var_1_19 + var_1_20))) : (var_1_18 == ((float) (((var_1_21 - var_1_22) - var_1_23) + var_1_20))))) && (((~ var_1_1) <= (var_1_12 - var_1_11)) ? (var_1_24 == ((double) var_1_22)) : 1) ; [L190] RET, EXPR property() [L190] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=0, var_1_1=14, var_1_22=0, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=126, var_1_30=65534, var_1_31=65534, var_1_32=254, var_1_33=254, var_1_34=65534, var_1_35=-16, var_1_36=1, var_1_37=1, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=0, var_1_1=14, var_1_22=0, var_1_24=11/2, var_1_25=-16, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=126, var_1_30=65534, var_1_31=65534, var_1_32=254, var_1_33=254, var_1_34=65534, var_1_35=-16, var_1_36=1, var_1_37=1, var_1_4=1, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 66 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 36, 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=66occurred 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, 133 NumberOfCodeBlocks, 133 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 [2023-11-24 23:52:20,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91 --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 9589d6d7240517079fa5770c7c63d7e78c3599002412f725197366bc44ac8d40 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:52:23,284 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:52:23,404 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:52:23,415 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:52:23,416 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:52:23,463 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:52:23,464 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:52:23,465 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:52:23,466 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:52:23,471 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:52:23,471 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:52:23,471 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:52:23,472 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:52:23,474 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:52:23,474 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:52:23,474 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:52:23,475 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:52:23,476 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:52:23,476 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:52:23,477 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:52:23,477 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:52:23,478 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:52:23,478 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:52:23,478 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:52:23,479 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:52:23,479 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:52:23,479 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:52:23,480 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:52:23,480 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:52:23,480 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:52:23,482 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:52:23,482 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:52:23,482 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:52:23,483 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:52:23,483 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:52:23,483 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:52:23,484 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:52:23,484 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:52:23,484 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:52:23,485 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:52:23,485 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:52:23,486 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:52:23,486 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:52:23,488 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:52:23,489 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_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9589d6d7240517079fa5770c7c63d7e78c3599002412f725197366bc44ac8d40 [2023-11-24 23:52:23,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:52:23,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:52:23,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:52:23,901 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:52:23,901 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:52:23,903 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-74.i [2023-11-24 23:52:27,051 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:52:27,424 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:52:27,426 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-74.i [2023-11-24 23:52:27,443 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/data/4162b0407/8ac0e9e58d8c47c984fad6a20bd435df/FLAG9d5686eb8 [2023-11-24 23:52:27,464 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/data/4162b0407/8ac0e9e58d8c47c984fad6a20bd435df [2023-11-24 23:52:27,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:52:27,471 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:52:27,475 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:52:27,475 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:52:27,480 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:52:27,481 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:52:27" (1/1) ... [2023-11-24 23:52:27,482 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bf1fa46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:27, skipping insertion in model container [2023-11-24 23:52:27,482 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:52:27" (1/1) ... [2023-11-24 23:52:27,533 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:52:27,710 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_e7be2e9a-4273-4869-b3cb-90f92f08a810/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-74.i[915,928] [2023-11-24 23:52:27,774 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:52:27,792 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:52:27,818 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_e7be2e9a-4273-4869-b3cb-90f92f08a810/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-74.i[915,928] [2023-11-24 23:52:27,853 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:52:27,880 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:52:27,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:27 WrapperNode [2023-11-24 23:52:27,880 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:52:27,881 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:52:27,882 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:52:27,882 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:52:27,889 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:27" (1/1) ... [2023-11-24 23:52:27,904 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:27" (1/1) ... [2023-11-24 23:52:27,942 INFO L138 Inliner]: procedures = 27, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 206 [2023-11-24 23:52:27,942 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:52:27,943 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:52:27,943 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:52:27,943 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:52:27,952 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:27" (1/1) ... [2023-11-24 23:52:27,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:27" (1/1) ... [2023-11-24 23:52:27,961 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:27" (1/1) ... [2023-11-24 23:52:27,962 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:27" (1/1) ... [2023-11-24 23:52:27,992 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:27" (1/1) ... [2023-11-24 23:52:28,013 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:27" (1/1) ... [2023-11-24 23:52:28,016 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:27" (1/1) ... [2023-11-24 23:52:28,042 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:27" (1/1) ... [2023-11-24 23:52:28,057 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:52:28,058 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:52:28,058 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:52:28,059 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:52:28,059 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:27" (1/1) ... [2023-11-24 23:52:28,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:52:28,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:52:28,142 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:52:28,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:52:28,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:52:28,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:52:28,201 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:52:28,201 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:52:28,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:52:28,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:52:28,362 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:52:28,367 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:52:31,402 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:52:31,522 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:52:31,522 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:52:31,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:52:31 BoogieIcfgContainer [2023-11-24 23:52:31,523 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:52:31,526 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:52:31,528 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:52:31,532 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:52:31,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:52:27" (1/3) ... [2023-11-24 23:52:31,533 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63c18f6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:52:31, skipping insertion in model container [2023-11-24 23:52:31,534 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:27" (2/3) ... [2023-11-24 23:52:31,536 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63c18f6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:52:31, skipping insertion in model container [2023-11-24 23:52:31,537 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:52:31" (3/3) ... [2023-11-24 23:52:31,539 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-74.i [2023-11-24 23:52:31,560 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:52:31,560 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:52:31,624 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:52:31,632 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;@3d97da9d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:52:31,633 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:52:31,638 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 47 states have (on average 1.3829787234042554) internal successors, (65), 48 states have internal predecessors, (65), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-24 23:52:31,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-24 23:52:31,659 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:52:31,660 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:52:31,660 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:52:31,666 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:52:31,667 INFO L85 PathProgramCache]: Analyzing trace with hash 1984465036, now seen corresponding path program 1 times [2023-11-24 23:52:31,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:52:31,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [991288474] [2023-11-24 23:52:31,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:31,688 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 [2023-11-24 23:52:31,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:52:31,692 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:52:31,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:52:32,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:52:32,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:52:32,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:52:32,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1174 proven. 0 refuted. 0 times theorem prover too weak. 1346 trivial. 0 not checked. [2023-11-24 23:52:32,482 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:52:32,483 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:52:32,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [991288474] [2023-11-24 23:52:32,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [991288474] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:52:32,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:52:32,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:52:32,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003380886] [2023-11-24 23:52:32,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:52:32,495 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:52:32,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:52:32,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:52:32,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:52:32,554 INFO L87 Difference]: Start difference. First operand has 86 states, 47 states have (on average 1.3829787234042554) internal successors, (65), 48 states have internal predecessors, (65), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-24 23:52:34,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:52:34,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:52:34,226 INFO L93 Difference]: Finished difference Result 168 states and 306 transitions. [2023-11-24 23:52:34,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:52:34,254 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 216 [2023-11-24 23:52:34,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:52:34,265 INFO L225 Difference]: With dead ends: 168 [2023-11-24 23:52:34,265 INFO L226 Difference]: Without dead ends: 83 [2023-11-24 23:52:34,270 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:52:34,275 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 126 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-24 23:52:34,276 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-24 23:52:34,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-11-24 23:52:34,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2023-11-24 23:52:34,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 45 states have (on average 1.2666666666666666) internal successors, (57), 45 states have internal predecessors, (57), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-24 23:52:34,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 129 transitions. [2023-11-24 23:52:34,338 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 129 transitions. Word has length 216 [2023-11-24 23:52:34,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:52:34,339 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 129 transitions. [2023-11-24 23:52:34,339 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-24 23:52:34,340 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 129 transitions. [2023-11-24 23:52:34,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-24 23:52:34,346 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:52:34,346 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:52:34,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:52:34,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:52:34,565 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:52:34,566 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:52:34,566 INFO L85 PathProgramCache]: Analyzing trace with hash 2090605504, now seen corresponding path program 1 times [2023-11-24 23:52:34,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:52:34,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1929431610] [2023-11-24 23:52:34,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:34,568 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 [2023-11-24 23:52:34,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:52:34,570 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:52:34,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:52:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:52:35,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:52:35,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:52:37,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-24 23:52:37,386 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:52:37,387 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:52:37,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1929431610] [2023-11-24 23:52:37,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1929431610] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:52:37,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:52:37,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-24 23:52:37,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75961920] [2023-11-24 23:52:37,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:52:37,394 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:52:37,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:52:37,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:52:37,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:52:37,397 INFO L87 Difference]: Start difference. First operand 83 states and 129 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-24 23:52:40,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:52:42,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:52:43,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:52:45,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:52:46,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:52:46,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:52:46,851 INFO L93 Difference]: Finished difference Result 248 states and 386 transitions. [2023-11-24 23:52:46,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-24 23:52:46,882 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 216 [2023-11-24 23:52:46,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:52:46,888 INFO L225 Difference]: With dead ends: 248 [2023-11-24 23:52:46,890 INFO L226 Difference]: Without dead ends: 166 [2023-11-24 23:52:46,891 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-24 23:52:46,893 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 85 mSDsluCounter, 285 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 73 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 407 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2023-11-24 23:52:46,894 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 407 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 105 Invalid, 3 Unknown, 0 Unchecked, 9.3s Time] [2023-11-24 23:52:46,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2023-11-24 23:52:46,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 149. [2023-11-24 23:52:46,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 74 states have (on average 1.1891891891891893) internal successors, (88), 74 states have internal predecessors, (88), 72 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2023-11-24 23:52:46,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 232 transitions. [2023-11-24 23:52:46,960 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 232 transitions. Word has length 216 [2023-11-24 23:52:46,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:52:46,962 INFO L495 AbstractCegarLoop]: Abstraction has 149 states and 232 transitions. [2023-11-24 23:52:46,965 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-24 23:52:46,965 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 232 transitions. [2023-11-24 23:52:46,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-24 23:52:46,977 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:52:46,977 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:52:46,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:52:47,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:52:47,188 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:52:47,189 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:52:47,189 INFO L85 PathProgramCache]: Analyzing trace with hash -508636732, now seen corresponding path program 1 times [2023-11-24 23:52:47,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:52:47,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [519763075] [2023-11-24 23:52:47,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:47,191 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 [2023-11-24 23:52:47,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:52:47,195 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:52:47,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-24 23:52:47,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:52:47,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:52:47,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:52:49,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-24 23:52:49,881 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:52:49,881 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:52:49,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [519763075] [2023-11-24 23:52:49,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [519763075] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:52:49,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:52:49,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-24 23:52:49,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101654611] [2023-11-24 23:52:49,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:52:49,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:52:49,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:52:49,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:52:49,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:52:49,885 INFO L87 Difference]: Start difference. First operand 149 states and 232 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-24 23:52:52,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:52:55,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:52:55,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:52:55,264 INFO L93 Difference]: Finished difference Result 248 states and 385 transitions. [2023-11-24 23:52:55,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-24 23:52:55,289 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 217 [2023-11-24 23:52:55,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:52:55,293 INFO L225 Difference]: With dead ends: 248 [2023-11-24 23:52:55,293 INFO L226 Difference]: Without dead ends: 166 [2023-11-24 23:52:55,294 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-24 23:52:55,296 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 81 mSDsluCounter, 285 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 73 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2023-11-24 23:52:55,300 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 408 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 105 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2023-11-24 23:52:55,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2023-11-24 23:52:55,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 150. [2023-11-24 23:52:55,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 75 states have (on average 1.1866666666666668) internal successors, (89), 75 states have internal predecessors, (89), 72 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2023-11-24 23:52:55,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 233 transitions. [2023-11-24 23:52:55,367 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 233 transitions. Word has length 217 [2023-11-24 23:52:55,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:52:55,369 INFO L495 AbstractCegarLoop]: Abstraction has 150 states and 233 transitions. [2023-11-24 23:52:55,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-24 23:52:55,370 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 233 transitions. [2023-11-24 23:52:55,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-24 23:52:55,375 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:52:55,376 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:52:55,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-24 23:52:55,588 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:52:55,589 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:52:55,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:52:55,589 INFO L85 PathProgramCache]: Analyzing trace with hash 192427846, now seen corresponding path program 1 times [2023-11-24 23:52:55,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:52:55,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1076628976] [2023-11-24 23:52:55,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:55,591 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 [2023-11-24 23:52:55,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:52:55,599 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:52:55,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:52:55,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:52:56,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:52:56,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:52:56,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 989 proven. 78 refuted. 0 times theorem prover too weak. 1453 trivial. 0 not checked. [2023-11-24 23:52:56,791 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:52:57,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 27 proven. 78 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2023-11-24 23:52:57,284 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:52:57,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1076628976] [2023-11-24 23:52:57,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1076628976] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:52:57,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [386754955] [2023-11-24 23:52:57,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:52:57,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:52:57,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:52:57,294 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:52:57,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-24 23:52:57,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:52:57,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:52:57,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:52:57,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-24 23:52:57,847 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:52:57,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [386754955] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:52:57,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-24 23:52:57,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 7 [2023-11-24 23:52:57,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568183252] [2023-11-24 23:52:57,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:52:57,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:52:57,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:52:57,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:52:57,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-24 23:52:57,851 INFO L87 Difference]: Start difference. First operand 150 states and 233 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-24 23:52:58,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:53:00,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:53:00,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:53:00,997 INFO L93 Difference]: Finished difference Result 261 states and 398 transitions. [2023-11-24 23:53:00,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:53:00,998 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 217 [2023-11-24 23:53:00,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:53:01,002 INFO L225 Difference]: With dead ends: 261 [2023-11-24 23:53:01,002 INFO L226 Difference]: Without dead ends: 179 [2023-11-24 23:53:01,003 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 648 GetRequests, 641 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-24 23:53:01,005 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 32 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2023-11-24 23:53:01,005 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 243 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2023-11-24 23:53:01,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2023-11-24 23:53:01,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 176. [2023-11-24 23:53:01,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 91 states have (on average 1.1758241758241759) internal successors, (107), 92 states have internal predecessors, (107), 80 states have call successors, (80), 4 states have call predecessors, (80), 4 states have return successors, (80), 79 states have call predecessors, (80), 80 states have call successors, (80) [2023-11-24 23:53:01,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 267 transitions. [2023-11-24 23:53:01,050 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 267 transitions. Word has length 217 [2023-11-24 23:53:01,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:53:01,051 INFO L495 AbstractCegarLoop]: Abstraction has 176 states and 267 transitions. [2023-11-24 23:53:01,051 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-24 23:53:01,052 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 267 transitions. [2023-11-24 23:53:01,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-24 23:53:01,055 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:53:01,055 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:53:01,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-11-24 23:53:01,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:53:01,461 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:53:01,461 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:53:01,462 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:53:01,462 INFO L85 PathProgramCache]: Analyzing trace with hash 249686148, now seen corresponding path program 1 times [2023-11-24 23:53:01,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:53:01,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1678011321] [2023-11-24 23:53:01,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:53:01,463 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 [2023-11-24 23:53:01,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:53:01,465 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:53:01,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:53:01,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:53:01,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 23:53:01,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:53:03,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1082 proven. 144 refuted. 0 times theorem prover too weak. 1294 trivial. 0 not checked. [2023-11-24 23:53:03,396 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:53:04,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 30 proven. 75 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2023-11-24 23:53:04,307 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:53:04,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1678011321] [2023-11-24 23:53:04,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1678011321] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:53:04,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1572266204] [2023-11-24 23:53:04,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:53:04,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:53:04,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:53:04,315 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:53:04,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7be2e9a-4273-4869-b3cb-90f92f08a810/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-24 23:53:05,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:53:05,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-24 23:53:05,701 INFO L285 TraceCheckSpWp]: Computing forward predicates...