./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-73.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-73.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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 8adb11da012110fafa6e79508efb6fdb52e8892b65e17abe527d7de7cb6cd594 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:15:26,004 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:15:26,080 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:15:26,085 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:15:26,085 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:15:26,131 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:15:26,131 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:15:26,132 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:15:26,133 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:15:26,134 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:15:26,134 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:15:26,135 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:15:26,135 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:15:26,136 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:15:26,136 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:15:26,137 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:15:26,137 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:15:26,138 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:15:26,138 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:15:26,139 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:15:26,139 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:15:26,145 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:15:26,145 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:15:26,146 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:15:26,147 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:15:26,147 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:15:26,147 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:15:26,148 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:15:26,148 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:15:26,149 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:15:26,150 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:15:26,150 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:15:26,151 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:15:26,151 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:15:26,151 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:15:26,151 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:15:26,160 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:15:26,161 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:15:26,161 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:15:26,161 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:15:26,162 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:15:26,162 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:15:26,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:15:26,162 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:15:26,163 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:15:26,163 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:15:26,163 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:15:26,163 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_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8adb11da012110fafa6e79508efb6fdb52e8892b65e17abe527d7de7cb6cd594 [2023-11-24 23:15:26,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:15:26,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:15:26,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:15:26,504 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:15:26,505 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:15:26,506 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-73.i [2023-11-24 23:15:29,610 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:15:29,895 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:15:29,896 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-73.i [2023-11-24 23:15:29,907 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/data/70500a2e4/8606b36121d744fa99eef65c685a90f7/FLAG40751fbcf [2023-11-24 23:15:29,921 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/data/70500a2e4/8606b36121d744fa99eef65c685a90f7 [2023-11-24 23:15:29,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:15:29,926 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:15:29,928 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:15:29,928 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:15:29,933 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:15:29,934 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:15:29" (1/1) ... [2023-11-24 23:15:29,935 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@484975b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:29, skipping insertion in model container [2023-11-24 23:15:29,935 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:15:29" (1/1) ... [2023-11-24 23:15:29,987 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:15:30,137 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_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-73.i[916,929] [2023-11-24 23:15:30,232 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:15:30,245 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:15:30,258 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_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-73.i[916,929] [2023-11-24 23:15:30,323 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:15:30,344 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:15:30,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:30 WrapperNode [2023-11-24 23:15:30,344 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:15:30,345 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:15:30,346 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:15:30,346 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:15:30,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:30" (1/1) ... [2023-11-24 23:15:30,365 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:30" (1/1) ... [2023-11-24 23:15:30,422 INFO L138 Inliner]: procedures = 26, calls = 50, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 236 [2023-11-24 23:15:30,423 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:15:30,423 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:15:30,423 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:15:30,424 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:15:30,433 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:30" (1/1) ... [2023-11-24 23:15:30,434 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:30" (1/1) ... [2023-11-24 23:15:30,438 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:30" (1/1) ... [2023-11-24 23:15:30,439 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:30" (1/1) ... [2023-11-24 23:15:30,454 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:30" (1/1) ... [2023-11-24 23:15:30,458 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:30" (1/1) ... [2023-11-24 23:15:30,462 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:30" (1/1) ... [2023-11-24 23:15:30,464 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:30" (1/1) ... [2023-11-24 23:15:30,486 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:15:30,490 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:15:30,492 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:15:30,492 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:15:30,493 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:30" (1/1) ... [2023-11-24 23:15:30,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:15:30,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:15:30,525 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:15:30,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:15:30,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:15:30,637 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:15:30,637 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:15:30,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:15:30,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:15:30,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:15:30,775 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:15:30,777 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:15:31,222 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:15:31,596 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:15:31,596 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:15:31,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:15:31 BoogieIcfgContainer [2023-11-24 23:15:31,598 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:15:31,603 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:15:31,603 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:15:31,607 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:15:31,607 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:15:29" (1/3) ... [2023-11-24 23:15:31,609 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33e8565b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:15:31, skipping insertion in model container [2023-11-24 23:15:31,609 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:30" (2/3) ... [2023-11-24 23:15:31,609 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33e8565b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:15:31, skipping insertion in model container [2023-11-24 23:15:31,610 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:15:31" (3/3) ... [2023-11-24 23:15:31,611 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-73.i [2023-11-24 23:15:31,632 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:15:31,633 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:15:31,703 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:15:31,711 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;@3ed52190, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:15:31,713 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:15:31,717 INFO L276 IsEmpty]: Start isEmpty. Operand has 68 states, 28 states have (on average 1.1071428571428572) internal successors, (31), 29 states have internal predecessors, (31), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-24 23:15:31,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-24 23:15:31,736 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:15:31,738 INFO L195 NwaCegarLoop]: trace histogram [37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:15:31,738 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:15:31,747 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:15:31,748 INFO L85 PathProgramCache]: Analyzing trace with hash 1589721688, now seen corresponding path program 1 times [2023-11-24 23:15:31,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:15:31,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122817903] [2023-11-24 23:15:31,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:15:31,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:15:32,051 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:15:32,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [319062108] [2023-11-24 23:15:32,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:15:32,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:15:32,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:15:32,060 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:15:32,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:15:32,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:15:32,668 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:15:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:15:33,564 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:15:33,567 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:15:33,568 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:15:33,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-24 23:15:33,778 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-24 23:15:33,782 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:15:33,786 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:15:33,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:15:33 BoogieIcfgContainer [2023-11-24 23:15:33,939 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:15:33,940 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:15:33,940 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:15:33,940 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:15:33,940 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:15:31" (3/4) ... [2023-11-24 23:15:33,942 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:15:33,943 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:15:33,945 INFO L158 Benchmark]: Toolchain (without parser) took 4018.46ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 138.5MB in the beginning and 102.8MB in the end (delta: 35.7MB). Peak memory consumption was 70.9MB. Max. memory is 16.1GB. [2023-11-24 23:15:33,945 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 130.0MB. Free memory is still 102.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:15:33,946 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.17ms. Allocated memory is still 169.9MB. Free memory was 138.2MB in the beginning and 125.3MB in the end (delta: 13.0MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2023-11-24 23:15:33,946 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.41ms. Allocated memory is still 169.9MB. Free memory was 124.5MB in the beginning and 121.1MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:15:33,947 INFO L158 Benchmark]: Boogie Preprocessor took 65.37ms. Allocated memory is still 169.9MB. Free memory was 121.1MB in the beginning and 119.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:15:33,948 INFO L158 Benchmark]: RCFGBuilder took 1108.95ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 119.0MB in the beginning and 171.0MB in the end (delta: -52.0MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2023-11-24 23:15:33,949 INFO L158 Benchmark]: TraceAbstraction took 2336.38ms. Allocated memory is still 205.5MB. Free memory was 171.0MB in the beginning and 103.9MB in the end (delta: 67.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2023-11-24 23:15:33,949 INFO L158 Benchmark]: Witness Printer took 4.05ms. Allocated memory is still 205.5MB. Free memory was 103.9MB in the beginning and 102.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:15:33,953 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 130.0MB. Free memory is still 102.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.17ms. Allocated memory is still 169.9MB. Free memory was 138.2MB in the beginning and 125.3MB in the end (delta: 13.0MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.41ms. Allocated memory is still 169.9MB. Free memory was 124.5MB in the beginning and 121.1MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.37ms. Allocated memory is still 169.9MB. Free memory was 121.1MB in the beginning and 119.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1108.95ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 119.0MB in the beginning and 171.0MB in the end (delta: -52.0MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. * TraceAbstraction took 2336.38ms. Allocated memory is still 205.5MB. Free memory was 171.0MB in the beginning and 103.9MB in the end (delta: 67.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Witness Printer took 4.05ms. Allocated memory is still 205.5MB. Free memory was 103.9MB in the beginning and 102.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 75, overapproximation of someBinaryArithmeticDOUBLEoperation at line 77, overapproximation of someUnaryDOUBLEoperation at line 77, overapproximation of someBinaryDOUBLEComparisonOperation at line 67, overapproximation of someBinaryArithmeticFLOAToperation at line 65, overapproximation of someUnaryFLOAToperation at line 75. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 32; [L23] unsigned long int var_1_4 = 1982060228; [L24] signed char var_1_7 = 50; [L25] double var_1_10 = 31.8; [L26] double var_1_11 = 10.5; [L27] signed char var_1_12 = -2; [L28] signed char var_1_13 = 8; [L29] signed char var_1_14 = 0; [L30] signed char var_1_15 = -25; [L31] signed char var_1_16 = 64; [L32] signed char var_1_17 = 2; [L33] signed char var_1_18 = 64; [L34] float var_1_19 = 5.9; [L35] float var_1_21 = 32.5; [L36] float var_1_22 = 0.75; [L37] unsigned char var_1_23 = 10; [L38] unsigned char var_1_25 = 8; [L39] float var_1_26 = 10000000000.5; [L40] double var_1_27 = 128.5; [L41] double var_1_28 = 999999.6; [L42] unsigned long int var_1_29 = 50; [L43] unsigned long int var_1_30 = 2916734667; [L44] unsigned long int var_1_31 = 50; [L45] unsigned long int var_1_32 = 32; [L46] double var_1_33 = 32.4; [L47] double var_1_34 = 999999999.25; [L48] double var_1_35 = 1.75; [L49] unsigned char var_1_36 = 0; [L50] unsigned char var_1_37 = 0; [L51] unsigned char var_1_38 = 25; [L52] unsigned char var_1_39 = 5; [L53] unsigned char var_1_40 = 100; [L54] unsigned char var_1_41 = 10; [L55] unsigned long int var_1_42 = 16; [L56] unsigned long int var_1_43 = 1000000000; [L57] unsigned long int var_1_44 = 1000000000; [L58] double var_1_45 = 127.6; [L210] isInitial = 1 [L211] FCALL initially() [L212] int k_loop; [L213] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=159/5, var_1_11=21/2, var_1_12=-2, var_1_13=8, var_1_14=0, var_1_15=-25, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=1982060228, var_1_7=50] [L213] COND TRUE k_loop < 1 [L214] FCALL updateLastVariables() [L215] CALL updateVariables() [L143] var_1_4 = __VERIFIER_nondet_ulong() [L144] CALL assume_abort_if_not(var_1_4 >= 1610612735) VAL [\old(cond)=1, isInitial=1, var_1_10=159/5, var_1_11=21/2, var_1_12=-2, var_1_13=8, var_1_14=0, var_1_15=-25, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_4 >= 1610612735) VAL [isInitial=1, var_1_10=159/5, var_1_11=21/2, var_1_12=-2, var_1_13=8, var_1_14=0, var_1_15=-25, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L145] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=159/5, var_1_11=21/2, var_1_12=-2, var_1_13=8, var_1_14=0, var_1_15=-25, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=159/5, var_1_11=21/2, var_1_12=-2, var_1_13=8, var_1_14=0, var_1_15=-25, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L146] var_1_10 = __VERIFIER_nondet_double() [L147] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=21/2, var_1_12=-2, var_1_13=8, var_1_14=0, var_1_15=-25, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=21/2, var_1_12=-2, var_1_13=8, var_1_14=0, var_1_15=-25, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L148] var_1_11 = __VERIFIER_nondet_double() [L149] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=-2, var_1_13=8, var_1_14=0, var_1_15=-25, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=-2, var_1_13=8, var_1_14=0, var_1_15=-25, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L150] var_1_12 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_12 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=8, var_1_14=0, var_1_15=-25, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_12 >= -63) VAL [isInitial=1, var_1_12=0, var_1_13=8, var_1_14=0, var_1_15=-25, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L152] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=8, var_1_14=0, var_1_15=-25, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, var_1_12=0, var_1_13=8, var_1_14=0, var_1_15=-25, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L153] var_1_13 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_13 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=0, var_1_15=-25, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_13 >= -127) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=0, var_1_15=-25, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L155] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=0, var_1_15=-25, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=0, var_1_15=-25, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L156] var_1_14 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=-25, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=-25, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L158] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=-25, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=-25, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L159] var_1_15 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_15 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_15 >= -63) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L161] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=64, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L162] var_1_16 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_16 >= 62) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_16 >= 62) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L164] CALL assume_abort_if_not(var_1_16 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_16 <= 126) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=2, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L165] var_1_17 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L167] CALL assume_abort_if_not(var_1_17 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_17 <= 63) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=64, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L168] var_1_18 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L170] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_21=65/2, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L171] var_1_21 = __VERIFIER_nondet_float() [L172] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_22=3/4, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L173] var_1_22 = __VERIFIER_nondet_float() [L174] CALL assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_28=4999998/5, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L175] var_1_28 = __VERIFIER_nondet_double() [L176] CALL assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2916734667, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L177] var_1_30 = __VERIFIER_nondet_ulong() [L178] CALL assume_abort_if_not(var_1_30 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_30 >= 2147483647) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L179] CALL assume_abort_if_not(var_1_30 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_30 <= 4294967294) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_34=3999999997/4, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L180] var_1_34 = __VERIFIER_nondet_double() [L181] CALL assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_35=7/4, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L182] var_1_35 = __VERIFIER_nondet_double() [L183] CALL assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L184] var_1_37 = __VERIFIER_nondet_uchar() [L185] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L186] CALL assume_abort_if_not(var_1_37 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_37 <= 0) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=5, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L187] var_1_39 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L189] CALL assume_abort_if_not(var_1_39 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=0, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_39 <= 32) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=0, var_1_40=100, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L190] var_1_40 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_40 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=0, var_1_40=63, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_40 >= 63) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=0, var_1_40=63, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L192] CALL assume_abort_if_not(var_1_40 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=0, var_1_40=63, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_40 <= 127) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=0, var_1_40=63, var_1_41=10, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L193] var_1_41 = __VERIFIER_nondet_uchar() [L194] CALL assume_abort_if_not(var_1_41 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=0, var_1_40=63, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_41 >= 0) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=0, var_1_40=63, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L195] CALL assume_abort_if_not(var_1_41 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=0, var_1_40=63, var_1_41=63, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_41 <= 63) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=0, var_1_40=63, var_1_41=63, var_1_42=16, var_1_43=1000000000, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L196] var_1_43 = __VERIFIER_nondet_ulong() [L197] CALL assume_abort_if_not(var_1_43 >= 536870912) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=0, var_1_40=63, var_1_41=63, var_1_42=16, var_1_43=536870912, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_43 >= 536870912) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=0, var_1_40=63, var_1_41=63, var_1_42=16, var_1_43=536870912, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L198] CALL assume_abort_if_not(var_1_43 <= 1073741824) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=0, var_1_40=63, var_1_41=63, var_1_42=16, var_1_43=536870912, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_43 <= 1073741824) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=0, var_1_40=63, var_1_41=63, var_1_42=16, var_1_43=536870912, var_1_44=1000000000, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L199] var_1_44 = __VERIFIER_nondet_ulong() [L200] CALL assume_abort_if_not(var_1_44 >= 536870912) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=0, var_1_40=63, var_1_41=63, var_1_42=16, var_1_43=536870912, var_1_44=1073741823, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_44 >= 536870912) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=0, var_1_40=63, var_1_41=63, var_1_42=16, var_1_43=536870912, var_1_44=1073741823, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L201] CALL assume_abort_if_not(var_1_44 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=0, var_1_40=63, var_1_41=63, var_1_42=16, var_1_43=536870912, var_1_44=1073741823, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_44 <= 1073741823) VAL [isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=32, var_1_23=10, var_1_25=8, var_1_26=20000000001/2, var_1_27=257/2, var_1_29=50, var_1_30=2147483709, var_1_31=50, var_1_32=32, var_1_33=162/5, var_1_36=0, var_1_37=0, var_1_38=25, var_1_39=0, var_1_40=63, var_1_41=63, var_1_42=16, var_1_43=536870912, var_1_44=1073741823, var_1_45=638/5, var_1_4=2147483647, var_1_7=50] [L215] RET updateVariables() [L216] CALL step() [L62] var_1_36 = (! var_1_37) [L63] var_1_45 = var_1_21 [L64] COND FALSE !((! var_1_36) && var_1_36) [L67] COND TRUE (((((var_1_10) < (1.0000000000002E12)) ? (var_1_10) : (1.0000000000002E12))) >= var_1_22) && var_1_36 [L68] var_1_25 = ((((var_1_16) > (2)) ? (var_1_16) : (2))) [L70] COND TRUE var_1_36 || var_1_36 [L71] var_1_29 = (var_1_30 - var_1_25) [L73] COND TRUE \read(var_1_36) [L74] COND FALSE !(! var_1_36) [L77] var_1_33 = ((((var_1_34 - var_1_35) < 0 ) ? -(var_1_34 - var_1_35) : (var_1_34 - var_1_35))) [L80] COND FALSE !(\read(var_1_37)) [L83] var_1_42 = ((1634918646u - var_1_16) + var_1_40) [L85] unsigned long int stepLocal_1 = var_1_42; [L86] unsigned char stepLocal_0 = var_1_25; [L87] COND TRUE (var_1_25 / ((((var_1_16) > (var_1_4)) ? (var_1_16) : (var_1_4)))) <= stepLocal_1 [L88] COND FALSE !(stepLocal_0 < var_1_18) [L91] var_1_23 = var_1_16 [L96] COND TRUE ! (var_1_18 > var_1_23) [L97] COND TRUE \read(var_1_36) [L98] var_1_26 = ((((var_1_22) > (var_1_21)) ? (var_1_22) : (var_1_21))) [L105] signed char stepLocal_3 = var_1_15; [L106] signed long int stepLocal_2 = (((var_1_17) < ((~ var_1_25))) ? (var_1_17) : ((~ var_1_25))); [L107] COND FALSE !(var_1_26 > var_1_10) [L114] var_1_27 = (((((var_1_22) < (var_1_21)) ? (var_1_22) : (var_1_21))) + var_1_28) [L116] signed long int stepLocal_4 = 10 - var_1_23; [L117] COND TRUE stepLocal_4 <= var_1_16 [L118] var_1_31 = ((((var_1_4) > ((var_1_30 - var_1_25))) ? (var_1_4) : ((var_1_30 - var_1_25)))) [L126] COND TRUE \read(var_1_36) [L127] var_1_32 = (var_1_23 + var_1_16) [L129] unsigned long int stepLocal_5 = var_1_42; [L130] COND FALSE !(var_1_12 > stepLocal_5) [L133] COND TRUE \read(var_1_36) [L134] var_1_1 = (var_1_25 + ((var_1_4 - var_1_23) - var_1_38)) [L136] COND FALSE !(((((((((var_1_26) < (var_1_45)) ? (var_1_26) : (var_1_45)))) < (-0.6)) ? (((((var_1_26) < (var_1_45)) ? (var_1_26) : (var_1_45)))) : (-0.6))) == (var_1_10 - var_1_11)) [L139] var_1_7 = ((var_1_16 - var_1_17) - var_1_18) [L216] RET step() [L217] CALL, EXPR property() [L206-L207] return ((((((((((((((var_1_36 ? (var_1_1 == ((unsigned long int) (var_1_25 + ((var_1_4 - var_1_23) - var_1_38)))) : 1) && ((((((((((var_1_26) < (var_1_45)) ? (var_1_26) : (var_1_45)))) < (-0.6)) ? (((((var_1_26) < (var_1_45)) ? (var_1_26) : (var_1_45)))) : (-0.6))) == (var_1_10 - var_1_11)) ? (var_1_7 == ((signed char) (((((4 + var_1_12)) > (((((var_1_13) < ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15)))))) ? ((4 + var_1_12)) : (((((var_1_13) < ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15))))))))) : (var_1_7 == ((signed char) ((var_1_16 - var_1_17) - var_1_18))))) && (((! var_1_36) && var_1_36) ? (var_1_19 == ((float) (var_1_21 + var_1_22))) : 1)) && (((var_1_25 / ((((var_1_16) > (var_1_4)) ? (var_1_16) : (var_1_4)))) <= var_1_42) ? ((var_1_25 < var_1_18) ? (var_1_23 == ((unsigned char) var_1_17)) : (var_1_23 == ((unsigned char) var_1_16))) : (var_1_23 == ((unsigned char) var_1_18)))) && (((((((var_1_10) < (1.0000000000002E12)) ? (var_1_10) : (1.0000000000002E12))) >= var_1_22) && var_1_36) ? (var_1_25 == ((unsigned char) ((((var_1_16) > (2)) ? (var_1_16) : (2))))) : 1)) && ((! (var_1_18 > var_1_23)) ? (var_1_36 ? (var_1_26 == ((float) ((((var_1_22) > (var_1_21)) ? (var_1_22) : (var_1_21))))) : 1) : (var_1_36 ? (var_1_26 == ((float) var_1_22)) : 1))) && ((var_1_26 > var_1_10) ? ((var_1_15 != var_1_14) ? ((((((var_1_17) < ((~ var_1_25))) ? (var_1_17) : ((~ var_1_25)))) <= var_1_29) ? (var_1_27 == ((double) var_1_22)) : 1) : 1) : (var_1_27 == ((double) (((((var_1_22) < (var_1_21)) ? (var_1_22) : (var_1_21))) + var_1_28))))) && ((var_1_36 || var_1_36) ? (var_1_29 == ((unsigned long int) (var_1_30 - var_1_25))) : 1)) && (((10 - var_1_23) <= var_1_16) ? (var_1_31 == ((unsigned long int) ((((var_1_4) > ((var_1_30 - var_1_25))) ? (var_1_4) : ((var_1_30 - var_1_25)))))) : (var_1_36 ? (var_1_31 == ((unsigned long int) var_1_23)) : (var_1_31 == ((unsigned long int) var_1_23))))) && (var_1_36 ? (var_1_32 == ((unsigned long int) (var_1_23 + var_1_16))) : 1)) && (var_1_36 ? ((! var_1_36) ? (var_1_33 == ((double) ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))))) : (var_1_33 == ((double) ((((var_1_34 - var_1_35) < 0 ) ? -(var_1_34 - var_1_35) : (var_1_34 - var_1_35)))))) : 1)) && (var_1_36 == ((unsigned char) (! var_1_37)))) && ((var_1_12 > var_1_42) ? (var_1_38 == ((unsigned char) ((var_1_17 + (var_1_39 + 1)) + (var_1_40 - var_1_41)))) : 1)) && (var_1_37 ? (var_1_42 == ((unsigned long int) ((var_1_4 + (var_1_43 + var_1_44)) - var_1_25))) : (var_1_42 == ((unsigned long int) ((1634918646u - var_1_16) + var_1_40))))) && (var_1_45 == ((double) var_1_21)) ; [L217] RET, EXPR property() [L217] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=2147483622, var_1_21=3, var_1_22=0, var_1_23=62, var_1_25=62, var_1_26=3, var_1_27=0, var_1_29=2147483647, var_1_30=2147483709, var_1_31=2147483647, var_1_32=124, var_1_33=2, var_1_36=1, var_1_37=0, var_1_38=25, var_1_39=0, var_1_40=63, var_1_41=63, var_1_42=1634918647, var_1_43=536870912, var_1_44=1073741823, var_1_45=3, var_1_4=2147483647, var_1_7=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_12=0, var_1_13=4, var_1_14=3, var_1_15=3, var_1_16=62, var_1_17=62, var_1_18=0, var_1_19=59/10, var_1_1=2147483622, var_1_21=3, var_1_22=0, var_1_23=62, var_1_25=62, var_1_26=3, var_1_27=0, var_1_29=2147483647, var_1_30=2147483709, var_1_31=2147483647, var_1_32=124, var_1_33=2, var_1_36=1, var_1_37=0, var_1_38=25, var_1_39=0, var_1_40=63, var_1_41=63, var_1_42=1634918647, var_1_43=536870912, var_1_44=1073741823, var_1_45=3, var_1_4=2147483647, var_1_7=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 68 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 1, TraceHistogramMax: 37, 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=68occurred 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, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 137 NumberOfCodeBlocks, 137 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 23:15:33,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-73.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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 8adb11da012110fafa6e79508efb6fdb52e8892b65e17abe527d7de7cb6cd594 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:15:36,678 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:15:36,798 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:15:36,808 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:15:36,809 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:15:36,850 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:15:36,851 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:15:36,851 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:15:36,853 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:15:36,857 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:15:36,858 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:15:36,858 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:15:36,859 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:15:36,860 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:15:36,861 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:15:36,861 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:15:36,862 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:15:36,863 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:15:36,863 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:15:36,864 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:15:36,865 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:15:36,865 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:15:36,865 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:15:36,866 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:15:36,866 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:15:36,867 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:15:36,867 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:15:36,867 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:15:36,868 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:15:36,868 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:15:36,869 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:15:36,869 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:15:36,870 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:15:36,870 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:15:36,870 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:15:36,871 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:15:36,871 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:15:36,871 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:15:36,871 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:15:36,872 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:15:36,872 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:15:36,873 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:15:36,873 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:15:36,873 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:15:36,873 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_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8adb11da012110fafa6e79508efb6fdb52e8892b65e17abe527d7de7cb6cd594 [2023-11-24 23:15:37,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:15:37,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:15:37,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:15:37,301 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:15:37,302 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:15:37,303 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-73.i [2023-11-24 23:15:40,354 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:15:40,642 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:15:40,643 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-73.i [2023-11-24 23:15:40,654 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/data/d178fe89b/e47d4a5bfe924b888339e521db33fc5d/FLAGc80e22694 [2023-11-24 23:15:40,671 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/data/d178fe89b/e47d4a5bfe924b888339e521db33fc5d [2023-11-24 23:15:40,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:15:40,679 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:15:40,682 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:15:40,682 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:15:40,689 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:15:40,689 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:15:40" (1/1) ... [2023-11-24 23:15:40,690 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bc66001 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:40, skipping insertion in model container [2023-11-24 23:15:40,690 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:15:40" (1/1) ... [2023-11-24 23:15:40,727 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:15:40,886 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_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-73.i[916,929] [2023-11-24 23:15:41,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:15:41,031 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:15:41,055 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_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-73.i[916,929] [2023-11-24 23:15:41,106 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:15:41,126 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:15:41,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:41 WrapperNode [2023-11-24 23:15:41,142 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:15:41,146 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:15:41,146 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:15:41,146 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:15:41,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:41" (1/1) ... [2023-11-24 23:15:41,192 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:41" (1/1) ... [2023-11-24 23:15:41,240 INFO L138 Inliner]: procedures = 27, calls = 50, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 229 [2023-11-24 23:15:41,250 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:15:41,251 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:15:41,252 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:15:41,252 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:15:41,261 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:41" (1/1) ... [2023-11-24 23:15:41,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:41" (1/1) ... [2023-11-24 23:15:41,267 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:41" (1/1) ... [2023-11-24 23:15:41,268 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:41" (1/1) ... [2023-11-24 23:15:41,283 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:41" (1/1) ... [2023-11-24 23:15:41,287 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:41" (1/1) ... [2023-11-24 23:15:41,290 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:41" (1/1) ... [2023-11-24 23:15:41,293 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:41" (1/1) ... [2023-11-24 23:15:41,299 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:15:41,300 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:15:41,300 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:15:41,301 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:15:41,301 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:41" (1/1) ... [2023-11-24 23:15:41,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:15:41,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:15:41,358 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:15:41,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:15:41,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:15:41,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:15:41,409 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:15:41,409 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:15:41,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:15:41,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:15:41,545 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:15:41,549 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:15:45,952 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:15:46,034 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:15:46,035 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:15:46,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:15:46 BoogieIcfgContainer [2023-11-24 23:15:46,036 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:15:46,038 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:15:46,044 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:15:46,048 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:15:46,048 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:15:40" (1/3) ... [2023-11-24 23:15:46,049 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61cdb844 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:15:46, skipping insertion in model container [2023-11-24 23:15:46,050 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:41" (2/3) ... [2023-11-24 23:15:46,051 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61cdb844 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:15:46, skipping insertion in model container [2023-11-24 23:15:46,051 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:15:46" (3/3) ... [2023-11-24 23:15:46,053 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-73.i [2023-11-24 23:15:46,074 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:15:46,074 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:15:46,121 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:15:46,128 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;@b15f35c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:15:46,129 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:15:46,136 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 56 states have (on average 1.4464285714285714) internal successors, (81), 57 states have internal predecessors, (81), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-24 23:15:46,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2023-11-24 23:15:46,158 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:15:46,159 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:15:46,159 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:15:46,165 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:15:46,166 INFO L85 PathProgramCache]: Analyzing trace with hash -1305265520, now seen corresponding path program 1 times [2023-11-24 23:15:46,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:15:46,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [283361968] [2023-11-24 23:15:46,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:15:46,186 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 23:15:46,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:15:46,192 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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 23:15:46,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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 23:15:47,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:15:47,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:15:47,078 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:15:47,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-11-24 23:15:47,191 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:15:47,192 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:15:47,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [283361968] [2023-11-24 23:15:47,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [283361968] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:15:47,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:15:47,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:15:47,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370676086] [2023-11-24 23:15:47,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:15:47,204 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:15:47,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:15:47,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:15:47,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:15:47,242 INFO L87 Difference]: Start difference. First operand has 96 states, 56 states have (on average 1.4464285714285714) internal successors, (81), 57 states have internal predecessors, (81), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-24 23:15:49,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:15:49,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:15:49,521 INFO L93 Difference]: Finished difference Result 191 states and 346 transitions. [2023-11-24 23:15:49,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:15:49,524 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 230 [2023-11-24 23:15:49,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:15:49,535 INFO L225 Difference]: With dead ends: 191 [2023-11-24 23:15:49,536 INFO L226 Difference]: Without dead ends: 94 [2023-11-24 23:15:49,540 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 229 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 23:15:49,544 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-24 23:15:49,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 146 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-11-24 23:15:49,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-11-24 23:15:49,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2023-11-24 23:15:49,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 55 states have (on average 1.3636363636363635) internal successors, (75), 55 states have internal predecessors, (75), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-24 23:15:49,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 149 transitions. [2023-11-24 23:15:49,595 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 149 transitions. Word has length 230 [2023-11-24 23:15:49,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:15:49,598 INFO L495 AbstractCegarLoop]: Abstraction has 94 states and 149 transitions. [2023-11-24 23:15:49,599 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-24 23:15:49,599 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 149 transitions. [2023-11-24 23:15:49,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2023-11-24 23:15:49,605 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:15:49,605 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:15:49,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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 23:15:49,820 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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 23:15:49,820 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:15:49,821 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:15:49,821 INFO L85 PathProgramCache]: Analyzing trace with hash -882563694, now seen corresponding path program 1 times [2023-11-24 23:15:49,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:15:49,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1786752857] [2023-11-24 23:15:49,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:15:49,823 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 23:15:49,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:15:49,825 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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 23:15:49,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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 23:15:50,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:15:50,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:15:50,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:15:51,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1128 proven. 30 refuted. 0 times theorem prover too weak. 1506 trivial. 0 not checked. [2023-11-24 23:15:51,057 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:15:51,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 78 proven. 30 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-11-24 23:15:51,554 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:15:51,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1786752857] [2023-11-24 23:15:51,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1786752857] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:15:51,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1110705801] [2023-11-24 23:15:51,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:15:51,560 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:15:51,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:15:51,563 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:15:51,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-24 23:15:52,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:15:52,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:15:52,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:15:52,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-11-24 23:15:52,456 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:15:52,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1110705801] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:15:52,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-24 23:15:52,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 6] total 10 [2023-11-24 23:15:52,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988917107] [2023-11-24 23:15:52,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:15:52,460 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:15:52,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:15:52,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:15:52,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2023-11-24 23:15:52,465 INFO L87 Difference]: Start difference. First operand 94 states and 149 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-24 23:15:55,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:15:57,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:15:59,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:15:59,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:15:59,232 INFO L93 Difference]: Finished difference Result 276 states and 438 transitions. [2023-11-24 23:15:59,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:15:59,233 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 230 [2023-11-24 23:15:59,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:15:59,237 INFO L225 Difference]: With dead ends: 276 [2023-11-24 23:15:59,238 INFO L226 Difference]: Without dead ends: 183 [2023-11-24 23:15:59,239 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 687 GetRequests, 678 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2023-11-24 23:15:59,240 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 130 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 13 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 266 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2023-11-24 23:15:59,241 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 266 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 22 Invalid, 3 Unknown, 0 Unchecked, 6.7s Time] [2023-11-24 23:15:59,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2023-11-24 23:15:59,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 113. [2023-11-24 23:15:59,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 74 states have (on average 1.3918918918918919) internal successors, (103), 74 states have internal predecessors, (103), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-24 23:15:59,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 177 transitions. [2023-11-24 23:15:59,268 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 177 transitions. Word has length 230 [2023-11-24 23:15:59,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:15:59,270 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 177 transitions. [2023-11-24 23:15:59,270 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-24 23:15:59,270 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 177 transitions. [2023-11-24 23:15:59,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2023-11-24 23:15:59,275 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:15:59,276 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:15:59,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-24 23:15:59,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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 23:15:59,692 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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 23:15:59,693 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:15:59,694 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:15:59,694 INFO L85 PathProgramCache]: Analyzing trace with hash -1467522666, now seen corresponding path program 1 times [2023-11-24 23:15:59,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:15:59,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [679947878] [2023-11-24 23:15:59,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:15:59,696 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 23:15:59,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:15:59,698 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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 23:15:59,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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 23:16:00,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:16:00,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:16:00,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:16:00,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1128 proven. 30 refuted. 0 times theorem prover too weak. 1506 trivial. 0 not checked. [2023-11-24 23:16:00,871 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:16:01,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 78 proven. 30 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-11-24 23:16:01,416 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:16:01,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [679947878] [2023-11-24 23:16:01,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [679947878] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:16:01,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1148692725] [2023-11-24 23:16:01,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:16:01,417 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:16:01,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:16:01,418 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:16:01,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-24 23:16:02,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:16:02,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:16:02,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:16:02,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-11-24 23:16:02,324 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:16:02,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1148692725] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:16:02,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-24 23:16:02,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 6] total 9 [2023-11-24 23:16:02,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916627720] [2023-11-24 23:16:02,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:16:02,326 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:16:02,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:16:02,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:16:02,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-24 23:16:02,327 INFO L87 Difference]: Start difference. First operand 113 states and 177 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-24 23:16:05,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:16:07,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:16:09,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:16:09,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:16:09,286 INFO L93 Difference]: Finished difference Result 296 states and 462 transitions. [2023-11-24 23:16:09,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:16:09,290 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 230 [2023-11-24 23:16:09,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:16:09,294 INFO L225 Difference]: With dead ends: 296 [2023-11-24 23:16:09,294 INFO L226 Difference]: Without dead ends: 184 [2023-11-24 23:16:09,295 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 687 GetRequests, 679 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-24 23:16:09,297 INFO L413 NwaCegarLoop]: 262 mSDtfsCounter, 125 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 8 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2023-11-24 23:16:09,297 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 388 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 26 Invalid, 3 Unknown, 0 Unchecked, 6.9s Time] [2023-11-24 23:16:09,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2023-11-24 23:16:09,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 114. [2023-11-24 23:16:09,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 75 states have (on average 1.2933333333333332) internal successors, (97), 75 states have internal predecessors, (97), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-24 23:16:09,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 171 transitions. [2023-11-24 23:16:09,320 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 171 transitions. Word has length 230 [2023-11-24 23:16:09,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:16:09,321 INFO L495 AbstractCegarLoop]: Abstraction has 114 states and 171 transitions. [2023-11-24 23:16:09,322 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-24 23:16:09,322 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 171 transitions. [2023-11-24 23:16:09,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2023-11-24 23:16:09,326 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:16:09,327 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:16:09,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-24 23:16:09,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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 23:16:09,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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 23:16:09,733 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:16:09,734 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:16:09,734 INFO L85 PathProgramCache]: Analyzing trace with hash 320852438, now seen corresponding path program 1 times [2023-11-24 23:16:09,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:16:09,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [548823566] [2023-11-24 23:16:09,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:16:09,735 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 23:16:09,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:16:09,737 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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 23:16:09,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/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 23:16:10,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:16:10,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:16:10,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:16:10,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1128 proven. 30 refuted. 0 times theorem prover too weak. 1506 trivial. 0 not checked. [2023-11-24 23:16:10,883 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:16:11,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 78 proven. 30 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-11-24 23:16:11,430 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:16:11,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [548823566] [2023-11-24 23:16:11,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [548823566] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:16:11,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1302715071] [2023-11-24 23:16:11,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:16:11,431 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:16:11,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:16:11,433 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:16:11,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-24 23:16:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:16:13,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:16:13,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:16:17,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1094 proven. 276 refuted. 0 times theorem prover too weak. 1294 trivial. 0 not checked. [2023-11-24 23:16:17,179 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:16:22,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1302715071] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-24 23:16:22,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [795872904] [2023-11-24 23:16:22,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:16:22,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:16:22,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:16:22,129 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:16:22,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3472d9ce-445e-4b1c-8b6c-f5a387eb1401/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-24 23:16:22,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:16:22,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:16:22,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:16:22,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1128 proven. 30 refuted. 0 times theorem prover too weak. 1506 trivial. 0 not checked. [2023-11-24 23:16:22,967 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:16:23,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 78 proven. 30 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-11-24 23:16:23,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [795872904] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:16:23,315 INFO L185 FreeRefinementEngine]: Found 0 perfect and 5 imperfect interpolant sequences. [2023-11-24 23:16:23,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 11, 5, 5] total 16 [2023-11-24 23:16:23,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253715050] [2023-11-24 23:16:23,316 INFO L85 oduleStraightlineAll]: Using 5 imperfect interpolants to construct interpolant automaton [2023-11-24 23:16:23,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-24 23:16:23,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:16:23,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-24 23:16:23,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2023-11-24 23:16:23,322 INFO L87 Difference]: Start difference. First operand 114 states and 171 transitions. Second operand has 16 states, 16 states have (on average 8.375) internal successors, (134), 15 states have internal predecessors, (134), 5 states have call successors, (83), 5 states have call predecessors, (83), 8 states have return successors, (85), 5 states have call predecessors, (85), 5 states have call successors, (85)