./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/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_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/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_1e07506e-4c06-49c3-97b4-bbd7268bf382/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 f1b944ac7b6c2f16c156edd14423d7350c95eb1693de4b65e2ec9a746ba9be57 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:01:35,339 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:01:35,464 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-25 00:01:35,473 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:01:35,474 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:01:35,514 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:01:35,515 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:01:35,515 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:01:35,516 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:01:35,522 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:01:35,522 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:01:35,524 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:01:35,524 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:01:35,526 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:01:35,527 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:01:35,528 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:01:35,528 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:01:35,529 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:01:35,529 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:01:35,530 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:01:35,530 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:01:35,531 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:01:35,533 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:01:35,533 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:01:35,534 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:01:35,534 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:01:35,535 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:01:35,535 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:01:35,536 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:01:35,536 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:01:35,538 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:01:35,538 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:01:35,539 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:01:35,539 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:01:35,540 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:01:35,540 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:01:35,540 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:01:35,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:01:35,541 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:01:35,541 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:01:35,542 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:01:35,542 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:01:35,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:01:35,543 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:01:35,544 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:01:35,544 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:01:35,544 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:01:35,545 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_1e07506e-4c06-49c3-97b4-bbd7268bf382/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1b944ac7b6c2f16c156edd14423d7350c95eb1693de4b65e2ec9a746ba9be57 [2023-11-25 00:01:35,927 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:01:35,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:01:35,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:01:35,970 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:01:35,971 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:01:35,973 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i [2023-11-25 00:01:39,331 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:01:39,622 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:01:39,623 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i [2023-11-25 00:01:39,649 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/data/4b3f5b3c6/84bcd5aab6b545898734dc556d1abab9/FLAG4928e9b5d [2023-11-25 00:01:39,669 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/data/4b3f5b3c6/84bcd5aab6b545898734dc556d1abab9 [2023-11-25 00:01:39,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:01:39,680 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:01:39,681 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:01:39,682 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:01:39,693 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:01:39,694 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:01:39" (1/1) ... [2023-11-25 00:01:39,695 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ec0c099 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:39, skipping insertion in model container [2023-11-25 00:01:39,695 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:01:39" (1/1) ... [2023-11-25 00:01:39,750 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:01:39,964 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_1e07506e-4c06-49c3-97b4-bbd7268bf382/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i[919,932] [2023-11-25 00:01:40,081 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:01:40,100 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:01:40,117 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_1e07506e-4c06-49c3-97b4-bbd7268bf382/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i[919,932] [2023-11-25 00:01:40,198 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:01:40,257 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:01:40,257 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:40 WrapperNode [2023-11-25 00:01:40,258 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:01:40,259 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:01:40,259 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:01:40,259 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:01:40,269 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:40" (1/1) ... [2023-11-25 00:01:40,288 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:40" (1/1) ... [2023-11-25 00:01:40,416 INFO L138 Inliner]: procedures = 26, calls = 54, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 257 [2023-11-25 00:01:40,416 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:01:40,417 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:01:40,418 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:01:40,418 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:01:40,429 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:40" (1/1) ... [2023-11-25 00:01:40,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:40" (1/1) ... [2023-11-25 00:01:40,452 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:40" (1/1) ... [2023-11-25 00:01:40,453 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:40" (1/1) ... [2023-11-25 00:01:40,494 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:40" (1/1) ... [2023-11-25 00:01:40,500 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:40" (1/1) ... [2023-11-25 00:01:40,509 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:40" (1/1) ... [2023-11-25 00:01:40,513 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:40" (1/1) ... [2023-11-25 00:01:40,528 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:01:40,529 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:01:40,530 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:01:40,530 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:01:40,531 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:40" (1/1) ... [2023-11-25 00:01:40,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:01:40,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:01:40,570 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:01:40,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:01:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:01:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:01:40,634 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:01:40,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:01:40,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:01:40,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:01:40,807 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:01:40,810 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:01:41,520 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:01:42,064 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:01:42,064 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:01:42,067 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:42 BoogieIcfgContainer [2023-11-25 00:01:42,067 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:01:42,071 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:01:42,071 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:01:42,075 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:01:42,075 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:01:39" (1/3) ... [2023-11-25 00:01:42,077 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46aa3bb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:01:42, skipping insertion in model container [2023-11-25 00:01:42,078 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:40" (2/3) ... [2023-11-25 00:01:42,080 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46aa3bb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:01:42, skipping insertion in model container [2023-11-25 00:01:42,080 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:42" (3/3) ... [2023-11-25 00:01:42,082 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i [2023-11-25 00:01:42,106 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:01:42,106 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:01:42,164 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:01:42,173 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;@659c5fe9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:01:42,173 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:01:42,179 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 29 states have (on average 1.103448275862069) internal successors, (32), 30 states have internal predecessors, (32), 41 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 41 states have call predecessors, (41), 41 states have call successors, (41) [2023-11-25 00:01:42,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-25 00:01:42,200 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:01:42,201 INFO L195 NwaCegarLoop]: trace histogram [41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:01:42,202 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:01:42,209 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:01:42,209 INFO L85 PathProgramCache]: Analyzing trace with hash -2016635871, now seen corresponding path program 1 times [2023-11-25 00:01:42,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:01:42,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72794476] [2023-11-25 00:01:42,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:42,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:01:42,575 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-25 00:01:42,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1219307702] [2023-11-25 00:01:42,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:42,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:01:42,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:01:42,581 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:01:42,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-25 00:01:43,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:01:43,138 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-25 00:01:43,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:01:44,027 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-25 00:01:44,031 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-25 00:01:44,033 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-25 00:01:44,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-25 00:01:44,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:01:44,260 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-25 00:01:44,267 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-25 00:01:44,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:01:44 BoogieIcfgContainer [2023-11-25 00:01:44,519 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:01:44,520 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:01:44,520 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:01:44,521 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:01:44,521 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:42" (3/4) ... [2023-11-25 00:01:44,527 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-25 00:01:44,528 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:01:44,530 INFO L158 Benchmark]: Toolchain (without parser) took 4850.09ms. Allocated memory is still 165.7MB. Free memory was 125.0MB in the beginning and 90.8MB in the end (delta: 34.2MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2023-11-25 00:01:44,530 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 104.9MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:01:44,532 INFO L158 Benchmark]: CACSL2BoogieTranslator took 576.57ms. Allocated memory is still 165.7MB. Free memory was 125.0MB in the beginning and 108.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-25 00:01:44,533 INFO L158 Benchmark]: Boogie Procedure Inliner took 157.99ms. Allocated memory is still 165.7MB. Free memory was 108.2MB in the beginning and 102.3MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-25 00:01:44,539 INFO L158 Benchmark]: Boogie Preprocessor took 110.87ms. Allocated memory is still 165.7MB. Free memory was 102.3MB in the beginning and 99.4MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-25 00:01:44,541 INFO L158 Benchmark]: RCFGBuilder took 1537.67ms. Allocated memory is still 165.7MB. Free memory was 99.4MB in the beginning and 93.8MB in the end (delta: 5.5MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2023-11-25 00:01:44,542 INFO L158 Benchmark]: TraceAbstraction took 2448.97ms. Allocated memory is still 165.7MB. Free memory was 93.1MB in the beginning and 91.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:01:44,543 INFO L158 Benchmark]: Witness Printer took 8.39ms. Allocated memory is still 165.7MB. Free memory was 91.8MB in the beginning and 90.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:01:44,553 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 104.9MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 576.57ms. Allocated memory is still 165.7MB. Free memory was 125.0MB in the beginning and 108.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 157.99ms. Allocated memory is still 165.7MB. Free memory was 108.2MB in the beginning and 102.3MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.87ms. Allocated memory is still 165.7MB. Free memory was 102.3MB in the beginning and 99.4MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1537.67ms. Allocated memory is still 165.7MB. Free memory was 99.4MB in the beginning and 93.8MB in the end (delta: 5.5MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. * TraceAbstraction took 2448.97ms. Allocated memory is still 165.7MB. Free memory was 93.1MB in the beginning and 91.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.39ms. Allocated memory is still 165.7MB. Free memory was 91.8MB in the beginning and 90.8MB in the end (delta: 1.0MB). 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 shiftRight at line 67, overapproximation of bitwiseOr at line 99, overapproximation of someBinaryArithmeticDOUBLEoperation at line 89, overapproximation of someUnaryDOUBLEoperation at line 100, overapproximation of someBinaryDOUBLEComparisonOperation at line 100. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 32; [L23] signed char var_1_4 = 16; [L24] unsigned char var_1_5 = 1; [L25] unsigned char var_1_6 = 1; [L26] unsigned char var_1_8 = 1; [L27] unsigned char var_1_9 = 0; [L28] unsigned char var_1_10 = 128; [L29] unsigned char var_1_11 = 64; [L30] signed char var_1_12 = -10; [L31] signed char var_1_13 = -10; [L32] signed char var_1_14 = -25; [L33] double var_1_15 = 64.875; [L34] double var_1_17 = 1.625; [L35] double var_1_18 = 32.2; [L36] double var_1_19 = 8.6; [L37] double var_1_20 = 10.5; [L38] signed short int var_1_21 = -64; [L39] unsigned char var_1_22 = 25; [L40] unsigned char var_1_23 = 0; [L41] unsigned long int var_1_24 = 5; [L42] double var_1_25 = 0.75; [L43] double var_1_26 = 99999999999999.5; [L44] unsigned char var_1_27 = 4; [L45] signed char var_1_28 = 5; [L46] signed char var_1_29 = 10; [L47] unsigned char var_1_30 = 1; [L48] unsigned char var_1_31 = 50; [L49] unsigned char var_1_32 = 0; [L50] unsigned char var_1_33 = 50; [L51] unsigned char var_1_34 = 64; [L52] signed short int var_1_35 = -64; [L53] signed char var_1_36 = -10; [L54] unsigned char var_1_37 = 2; [L55] signed char var_1_38 = -2; [L56] signed long int var_1_39 = 256; [L57] double var_1_40 = 31.6; [L58] double var_1_41 = 5.4; [L59] signed short int var_1_42 = 5; [L60] signed short int last_1_var_1_21 = -64; [L61] unsigned char last_1_var_1_22 = 25; [L212] isInitial = 1 [L213] FCALL initially() [L214] COND TRUE 1 [L215] CALL updateLastVariables() [L204] last_1_var_1_21 = var_1_21 [L205] last_1_var_1_22 = var_1_22 [L215] RET updateLastVariables() [L216] CALL updateVariables() [L138] var_1_4 = __VERIFIER_nondet_char() [L139] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L140] CALL assume_abort_if_not(var_1_4 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_4 <= 32) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L141] var_1_5 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_6=1, var_1_8=1, var_1_9=0] [L143] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L144] var_1_6 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_8=1, var_1_9=0] [L146] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L147] var_1_9 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1] [L149] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L150] var_1_10 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_10 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_10 >= 127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L152] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L153] var_1_11 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_11 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_11 >= 63) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L155] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L156] var_1_13 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_13 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_13 >= -31) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L158] CALL assume_abort_if_not(var_1_13 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_13 <= 31) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L159] var_1_14 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L161] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L162] var_1_17 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L164] var_1_18 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L166] var_1_19 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_19 >= -230584.3009213691390e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 2305843.009213691390e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_19 >= -230584.3009213691390e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 2305843.009213691390e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L168] var_1_20 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_20 >= -230584.3009213691390e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 2305843.009213691390e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_20 >= -230584.3009213691390e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 2305843.009213691390e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L170] var_1_26 = __VERIFIER_nondet_double() [L171] CALL assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L172] var_1_28 = __VERIFIER_nondet_char() [L173] CALL assume_abort_if_not(var_1_28 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 >= -128) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L174] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L175] var_1_29 = __VERIFIER_nondet_char() [L176] CALL assume_abort_if_not(var_1_29 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_29 >= -128) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L177] CALL assume_abort_if_not(var_1_29 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_29 <= 127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L178] var_1_30 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L180] CALL assume_abort_if_not(var_1_30 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_30 <= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L181] var_1_31 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L183] CALL assume_abort_if_not(var_1_31 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_31 <= 254) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L184] var_1_32 = __VERIFIER_nondet_uchar() [L185] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L186] CALL assume_abort_if_not(var_1_32 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_32 <= 254) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L187] var_1_33 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L189] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L190] var_1_34 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L192] CALL assume_abort_if_not(var_1_34 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_34 <= 127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L193] var_1_37 = __VERIFIER_nondet_uchar() [L194] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L195] CALL assume_abort_if_not(var_1_37 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_37 <= 255) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L196] CALL assume_abort_if_not(var_1_37 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=11, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_37 != 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=11, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L197] var_1_38 = __VERIFIER_nondet_char() [L198] CALL assume_abort_if_not(var_1_38 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=11, var_1_38=126, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_38 >= -127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=11, var_1_38=126, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L199] CALL assume_abort_if_not(var_1_38 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=11, var_1_38=126, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_38 <= 126) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=11, var_1_38=126, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L200] var_1_41 = __VERIFIER_nondet_double() [L201] CALL assume_abort_if_not((var_1_41 >= -922337.2036854765600e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=11, var_1_38=126, var_1_39=256, var_1_40=158/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not((var_1_41 >= -922337.2036854765600e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=11, var_1_38=126, var_1_39=256, var_1_40=158/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L216] RET updateVariables() [L217] CALL step() [L65] signed long int stepLocal_1 = ~ last_1_var_1_21; [L66] unsigned char stepLocal_0 = var_1_5; [L67] EXPR last_1_var_1_22 >> var_1_4 [L67] COND TRUE stepLocal_1 != (last_1_var_1_22 >> var_1_4) [L68] COND TRUE stepLocal_0 || var_1_6 [L69] var_1_1 = var_1_4 [L76] COND FALSE !(var_1_33 >= (var_1_28 % ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))))) [L83] var_1_42 = var_1_29 [L84] COND TRUE \read(var_1_9) [L85] var_1_8 = (var_1_10 - (var_1_11 - var_1_4)) [L87] unsigned short int stepLocal_3 = var_1_1; [L88] COND FALSE !(var_1_4 > stepLocal_3) [L91] var_1_15 = var_1_17 [L93] COND FALSE !(var_1_36 > var_1_29) [L96] COND FALSE !(var_1_35 < ((((var_1_38) < (-64)) ? (var_1_38) : (-64)))) [L99] EXPR var_1_37 | var_1_31 [L99] COND TRUE (var_1_37 | var_1_31) < (8 + var_1_27) [L100] var_1_40 = (((((((((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))) > (var_1_41)) ? (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))) : (var_1_41))) < 0 ) ? -((((((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))) > (var_1_41)) ? (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))) : (var_1_41))) : ((((((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))) > (var_1_41)) ? (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))) : (var_1_41))))) [L103] COND TRUE ((- var_1_11) < 8) || var_1_9 [L104] var_1_22 = (var_1_4 + ((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) [L106] var_1_25 = var_1_26 [L107] var_1_23 = (var_1_11 + var_1_4) [L108] COND FALSE !(var_1_18 <= var_1_20) [L111] COND TRUE 9.99999999999998E13 < var_1_20 [L112] var_1_24 = var_1_1 [L115] COND TRUE var_1_6 || var_1_9 [L116] COND FALSE !((var_1_24 % var_1_10) > var_1_22) [L120] signed short int stepLocal_2 = var_1_21; [L121] COND TRUE var_1_10 > stepLocal_2 [L122] var_1_12 = ((var_1_4 + var_1_13) + var_1_14) [L124] COND TRUE (var_1_26 >= var_1_25) && (var_1_28 >= var_1_29) [L125] COND FALSE !(\read(var_1_30)) [L128] var_1_27 = (((((128) < 0 ) ? -(128) : (128))) - var_1_34) [L131] COND TRUE var_1_26 > var_1_25 [L132] COND FALSE !(var_1_29 >= var_1_34) [L217] RET step() [L218] CALL, EXPR property() [L208] EXPR last_1_var_1_22 >> var_1_4 [L208-L209] return (((((((((~ last_1_var_1_21) != (last_1_var_1_22 >> var_1_4)) ? ((var_1_5 || var_1_6) ? (var_1_1 == ((unsigned short int) var_1_4)) : (var_1_1 == ((unsigned short int) last_1_var_1_22))) : (var_1_1 == ((unsigned short int) 100))) && (var_1_9 ? (var_1_8 == ((unsigned char) (var_1_10 - (var_1_11 - var_1_4)))) : 1)) && ((var_1_10 > var_1_21) ? (var_1_12 == ((signed char) ((var_1_4 + var_1_13) + var_1_14))) : 1)) && ((var_1_4 > var_1_1) ? (var_1_15 == ((double) ((var_1_17 - var_1_18) + (((((var_1_19) > (499.25)) ? (var_1_19) : (499.25))) + var_1_20)))) : (var_1_15 == ((double) var_1_17)))) && ((var_1_6 || var_1_9) ? (((var_1_24 % var_1_10) > var_1_22) ? (var_1_21 == ((signed short int) (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) + var_1_14))) : 1) : 1)) && ((((- var_1_11) < 8) || var_1_9) ? (var_1_22 == ((unsigned char) (var_1_4 + ((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))))) : 1)) && (var_1_23 == ((unsigned char) (var_1_11 + var_1_4)))) && ((var_1_18 <= var_1_20) ? (var_1_24 == ((unsigned long int) ((((var_1_8) < ((var_1_8 + var_1_11))) ? (var_1_8) : ((var_1_8 + var_1_11)))))) : ((9.99999999999998E13 < var_1_20) ? (var_1_24 == ((unsigned long int) var_1_1)) : 1)) ; [L218] RET, EXPR property() [L218] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=38, var_1_13=-31, var_1_14=63, var_1_15=2, var_1_17=2, var_1_1=6, var_1_21=-64, var_1_22=69, var_1_23=69, var_1_24=6, var_1_25=3, var_1_26=3, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=11, var_1_38=126, var_1_39=256, var_1_40=4, var_1_41=0, var_1_42=-10, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=197, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=38, var_1_13=-31, var_1_14=63, var_1_15=2, var_1_17=2, var_1_1=6, var_1_21=-64, var_1_22=69, var_1_23=69, var_1_24=6, var_1_25=3, var_1_26=3, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=11, var_1_38=126, var_1_39=256, var_1_40=4, var_1_41=0, var_1_42=-10, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=197, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 73 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 1, TraceHistogramMax: 41, 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=73occurred 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, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 150 NumberOfCodeBlocks, 150 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 [2023-11-25 00:01:44,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/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_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/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_1e07506e-4c06-49c3-97b4-bbd7268bf382/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 f1b944ac7b6c2f16c156edd14423d7350c95eb1693de4b65e2ec9a746ba9be57 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:01:47,669 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:01:47,834 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-25 00:01:47,844 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:01:47,845 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:01:47,896 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:01:47,897 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:01:47,898 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:01:47,899 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:01:47,905 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:01:47,905 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:01:47,906 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:01:47,907 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:01:47,909 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:01:47,909 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:01:47,910 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:01:47,911 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:01:47,912 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:01:47,912 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:01:47,914 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:01:47,914 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:01:47,915 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:01:47,916 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:01:47,916 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:01:47,917 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-25 00:01:47,917 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-25 00:01:47,918 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-25 00:01:47,918 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:01:47,919 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:01:47,920 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:01:47,921 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:01:47,922 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-25 00:01:47,922 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:01:47,923 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:01:47,923 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:01:47,923 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:01:47,924 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:01:47,924 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:01:47,924 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-25 00:01:47,926 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-25 00:01:47,926 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:01:47,927 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:01:47,927 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:01:47,927 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:01:47,928 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_1e07506e-4c06-49c3-97b4-bbd7268bf382/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1b944ac7b6c2f16c156edd14423d7350c95eb1693de4b65e2ec9a746ba9be57 [2023-11-25 00:01:48,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:01:48,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:01:48,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:01:48,420 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:01:48,420 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:01:48,422 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i [2023-11-25 00:01:51,971 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:01:52,377 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:01:52,378 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i [2023-11-25 00:01:52,392 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/data/7ba919cf6/de697af371d0433b9fce045ad5c56723/FLAGe2d8e774a [2023-11-25 00:01:52,414 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/data/7ba919cf6/de697af371d0433b9fce045ad5c56723 [2023-11-25 00:01:52,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:01:52,422 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:01:52,426 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:01:52,426 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:01:52,432 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:01:52,433 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:01:52" (1/1) ... [2023-11-25 00:01:52,434 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e69fb80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:52, skipping insertion in model container [2023-11-25 00:01:52,435 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:01:52" (1/1) ... [2023-11-25 00:01:52,490 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:01:52,724 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_1e07506e-4c06-49c3-97b4-bbd7268bf382/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i[919,932] [2023-11-25 00:01:52,863 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:01:52,901 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:01:52,921 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_1e07506e-4c06-49c3-97b4-bbd7268bf382/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i[919,932] [2023-11-25 00:01:53,025 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:01:53,061 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:01:53,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:53 WrapperNode [2023-11-25 00:01:53,063 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:01:53,068 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:01:53,069 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:01:53,069 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:01:53,078 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:53" (1/1) ... [2023-11-25 00:01:53,135 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:53" (1/1) ... [2023-11-25 00:01:53,197 INFO L138 Inliner]: procedures = 27, calls = 54, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 231 [2023-11-25 00:01:53,202 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:01:53,204 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:01:53,204 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:01:53,205 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:01:53,218 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:53" (1/1) ... [2023-11-25 00:01:53,218 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:53" (1/1) ... [2023-11-25 00:01:53,231 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:53" (1/1) ... [2023-11-25 00:01:53,235 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:53" (1/1) ... [2023-11-25 00:01:53,273 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:53" (1/1) ... [2023-11-25 00:01:53,278 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:53" (1/1) ... [2023-11-25 00:01:53,295 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:53" (1/1) ... [2023-11-25 00:01:53,299 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:53" (1/1) ... [2023-11-25 00:01:53,305 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:01:53,312 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:01:53,312 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:01:53,312 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:01:53,321 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:53" (1/1) ... [2023-11-25 00:01:53,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:01:53,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:01:53,360 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:01:53,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:01:53,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:01:53,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-25 00:01:53,420 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:01:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:01:53,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:01:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:01:53,591 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:01:53,594 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:01:57,895 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:01:57,979 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:01:57,979 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:01:57,980 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:57 BoogieIcfgContainer [2023-11-25 00:01:57,980 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:01:57,983 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:01:57,983 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:01:57,987 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:01:57,988 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:01:52" (1/3) ... [2023-11-25 00:01:57,989 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e99b87d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:01:57, skipping insertion in model container [2023-11-25 00:01:57,989 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:53" (2/3) ... [2023-11-25 00:01:57,989 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e99b87d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:01:57, skipping insertion in model container [2023-11-25 00:01:57,990 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:57" (3/3) ... [2023-11-25 00:01:57,991 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i [2023-11-25 00:01:58,029 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:01:58,030 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:01:58,105 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:01:58,112 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;@7fac308e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:01:58,112 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:01:58,117 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 57 states have (on average 1.4385964912280702) internal successors, (82), 58 states have internal predecessors, (82), 41 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 41 states have call predecessors, (41), 41 states have call successors, (41) [2023-11-25 00:01:58,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2023-11-25 00:01:58,141 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:01:58,142 INFO L195 NwaCegarLoop]: trace histogram [41, 41, 41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:01:58,143 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:01:58,150 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:01:58,151 INFO L85 PathProgramCache]: Analyzing trace with hash -957042861, now seen corresponding path program 1 times [2023-11-25 00:01:58,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:01:58,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1830569868] [2023-11-25 00:01:58,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:58,174 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 [2023-11-25 00:01:58,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:01:58,178 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/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) [2023-11-25 00:01:58,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/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 [2023-11-25 00:01:58,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:01:58,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-25 00:01:58,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:01:59,097 INFO L134 CoverageAnalysis]: Checked inductivity of 3280 backedges. 1424 proven. 0 refuted. 0 times theorem prover too weak. 1856 trivial. 0 not checked. [2023-11-25 00:01:59,097 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:01:59,098 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:01:59,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1830569868] [2023-11-25 00:01:59,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1830569868] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:01:59,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:01:59,100 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:01:59,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690699023] [2023-11-25 00:01:59,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:01:59,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-25 00:01:59,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:01:59,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-25 00:01:59,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:01:59,152 INFO L87 Difference]: Start difference. First operand has 101 states, 57 states have (on average 1.4385964912280702) internal successors, (82), 58 states have internal predecessors, (82), 41 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 41 states have call predecessors, (41), 41 states have call successors, (41) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-25 00:02:01,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:02:01,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:02:01,354 INFO L93 Difference]: Finished difference Result 199 states and 367 transitions. [2023-11-25 00:02:01,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-25 00:02:01,387 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 249 [2023-11-25 00:02:01,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:02:01,397 INFO L225 Difference]: With dead ends: 199 [2023-11-25 00:02:01,398 INFO L226 Difference]: Without dead ends: 99 [2023-11-25 00:02:01,410 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:02:01,419 INFO L413 NwaCegarLoop]: 155 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-25 00:02:01,421 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 155 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2023-11-25 00:02:01,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-11-25 00:02:01,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2023-11-25 00:02:01,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 56 states have (on average 1.3571428571428572) internal successors, (76), 56 states have internal predecessors, (76), 41 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 41 states have call predecessors, (41), 41 states have call successors, (41) [2023-11-25 00:02:01,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 158 transitions. [2023-11-25 00:02:01,489 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 158 transitions. Word has length 249 [2023-11-25 00:02:01,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:02:01,490 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 158 transitions. [2023-11-25 00:02:01,491 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-25 00:02:01,491 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 158 transitions. [2023-11-25 00:02:01,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2023-11-25 00:02:01,499 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:02:01,499 INFO L195 NwaCegarLoop]: trace histogram [41, 41, 41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:02:01,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/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 [2023-11-25 00:02:01,707 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/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 [2023-11-25 00:02:01,708 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:02:01,709 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:02:01,709 INFO L85 PathProgramCache]: Analyzing trace with hash -1918205731, now seen corresponding path program 1 times [2023-11-25 00:02:01,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:02:01,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1676531257] [2023-11-25 00:02:01,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:02:01,712 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 [2023-11-25 00:02:01,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:02:01,713 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/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) [2023-11-25 00:02:01,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/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 [2023-11-25 00:02:02,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:02:02,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-25 00:02:02,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:02:05,598 INFO L134 CoverageAnalysis]: Checked inductivity of 3280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3280 trivial. 0 not checked. [2023-11-25 00:02:05,598 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:02:05,599 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:02:05,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1676531257] [2023-11-25 00:02:05,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1676531257] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:02:05,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:02:05,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-25 00:02:05,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587389287] [2023-11-25 00:02:05,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:02:05,614 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-25 00:02:05,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:02:05,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-25 00:02:05,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-25 00:02:05,619 INFO L87 Difference]: Start difference. First operand 99 states and 158 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) [2023-11-25 00:02:08,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:02:10,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:02:12,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:02:12,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:02:12,870 INFO L93 Difference]: Finished difference Result 296 states and 473 transitions. [2023-11-25 00:02:12,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-25 00:02:12,899 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) Word has length 249 [2023-11-25 00:02:12,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:02:12,906 INFO L225 Difference]: With dead ends: 296 [2023-11-25 00:02:12,907 INFO L226 Difference]: Without dead ends: 198 [2023-11-25 00:02:12,908 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-25 00:02:12,910 INFO L413 NwaCegarLoop]: 152 mSDtfsCounter, 138 mSDsluCounter, 371 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 83 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2023-11-25 00:02:12,911 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [138 Valid, 523 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 105 Invalid, 2 Unknown, 0 Unchecked, 7.1s Time] [2023-11-25 00:02:12,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2023-11-25 00:02:13,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 169. [2023-11-25 00:02:13,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 84 states have (on average 1.2380952380952381) internal successors, (104), 84 states have internal predecessors, (104), 82 states have call successors, (82), 2 states have call predecessors, (82), 2 states have return successors, (82), 82 states have call predecessors, (82), 82 states have call successors, (82) [2023-11-25 00:02:13,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 268 transitions. [2023-11-25 00:02:13,061 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 268 transitions. Word has length 249 [2023-11-25 00:02:13,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:02:13,066 INFO L495 AbstractCegarLoop]: Abstraction has 169 states and 268 transitions. [2023-11-25 00:02:13,068 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) [2023-11-25 00:02:13,070 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 268 transitions. [2023-11-25 00:02:13,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2023-11-25 00:02:13,077 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:02:13,077 INFO L195 NwaCegarLoop]: trace histogram [41, 41, 41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:02:13,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/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 [2023-11-25 00:02:13,293 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/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 [2023-11-25 00:02:13,294 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:02:13,294 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:02:13,295 INFO L85 PathProgramCache]: Analyzing trace with hash 613820893, now seen corresponding path program 1 times [2023-11-25 00:02:13,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:02:13,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [63169240] [2023-11-25 00:02:13,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:02:13,297 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 [2023-11-25 00:02:13,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:02:13,298 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/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) [2023-11-25 00:02:13,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-25 00:02:13,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:02:13,927 INFO L262 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-25 00:02:13,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:02:14,006 INFO L134 CoverageAnalysis]: Checked inductivity of 3280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3280 trivial. 0 not checked. [2023-11-25 00:02:14,006 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:02:14,006 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:02:14,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [63169240] [2023-11-25 00:02:14,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [63169240] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:02:14,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:02:14,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-25 00:02:14,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814027024] [2023-11-25 00:02:14,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:02:14,009 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-25 00:02:14,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:02:14,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-25 00:02:14,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:02:14,012 INFO L87 Difference]: Start difference. First operand 169 states and 268 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, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) [2023-11-25 00:02:16,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:02:17,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:02:17,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:02:17,781 INFO L93 Difference]: Finished difference Result 303 states and 479 transitions. [2023-11-25 00:02:17,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-25 00:02:17,785 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, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) Word has length 250 [2023-11-25 00:02:17,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:02:17,797 INFO L225 Difference]: With dead ends: 303 [2023-11-25 00:02:17,797 INFO L226 Difference]: Without dead ends: 205 [2023-11-25 00:02:17,798 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:02:17,800 INFO L413 NwaCegarLoop]: 186 mSDtfsCounter, 45 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2023-11-25 00:02:17,800 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 333 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 1 Unknown, 0 Unchecked, 3.7s Time] [2023-11-25 00:02:17,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2023-11-25 00:02:17,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 202. [2023-11-25 00:02:17,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 110 states have (on average 1.3) internal successors, (143), 111 states have internal predecessors, (143), 88 states have call successors, (88), 3 states have call predecessors, (88), 3 states have return successors, (88), 87 states have call predecessors, (88), 88 states have call successors, (88) [2023-11-25 00:02:17,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 319 transitions. [2023-11-25 00:02:17,905 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 319 transitions. Word has length 250 [2023-11-25 00:02:17,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:02:17,908 INFO L495 AbstractCegarLoop]: Abstraction has 202 states and 319 transitions. [2023-11-25 00:02:17,908 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, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) [2023-11-25 00:02:17,909 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 319 transitions. [2023-11-25 00:02:17,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2023-11-25 00:02:17,917 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:02:17,918 INFO L195 NwaCegarLoop]: trace histogram [41, 41, 41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:02:17,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-25 00:02:18,142 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/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 [2023-11-25 00:02:18,142 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:02:18,143 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:02:18,143 INFO L85 PathProgramCache]: Analyzing trace with hash -407247461, now seen corresponding path program 1 times [2023-11-25 00:02:18,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:02:18,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2089338703] [2023-11-25 00:02:18,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:02:18,145 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 [2023-11-25 00:02:18,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:02:18,146 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/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) [2023-11-25 00:02:18,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/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 [2023-11-25 00:02:18,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:02:18,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-25 00:02:18,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:02:20,039 INFO L134 CoverageAnalysis]: Checked inductivity of 3280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3280 trivial. 0 not checked. [2023-11-25 00:02:20,039 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:02:20,039 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:02:20,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2089338703] [2023-11-25 00:02:20,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2089338703] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:02:20,040 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:02:20,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-25 00:02:20,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775902626] [2023-11-25 00:02:20,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:02:20,042 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-25 00:02:20,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:02:20,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-25 00:02:20,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-25 00:02:20,045 INFO L87 Difference]: Start difference. First operand 202 states and 319 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) [2023-11-25 00:02:22,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:02:22,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:02:22,991 INFO L93 Difference]: Finished difference Result 464 states and 735 transitions. [2023-11-25 00:02:22,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-25 00:02:22,992 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) Word has length 250 [2023-11-25 00:02:22,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:02:23,000 INFO L225 Difference]: With dead ends: 464 [2023-11-25 00:02:23,000 INFO L226 Difference]: Without dead ends: 333 [2023-11-25 00:02:23,001 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 250 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-25 00:02:23,003 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 42 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 457 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-25 00:02:23,004 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 457 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 1 Unknown, 0 Unchecked, 2.8s Time] [2023-11-25 00:02:23,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2023-11-25 00:02:23,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 331. [2023-11-25 00:02:23,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 331 states, 190 states have (on average 1.3368421052631578) internal successors, (254), 192 states have internal predecessors, (254), 135 states have call successors, (135), 5 states have call predecessors, (135), 5 states have return successors, (135), 133 states have call predecessors, (135), 135 states have call successors, (135) [2023-11-25 00:02:23,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 524 transitions. [2023-11-25 00:02:23,118 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 524 transitions. Word has length 250 [2023-11-25 00:02:23,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:02:23,122 INFO L495 AbstractCegarLoop]: Abstraction has 331 states and 524 transitions. [2023-11-25 00:02:23,123 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) [2023-11-25 00:02:23,123 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 524 transitions. [2023-11-25 00:02:23,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2023-11-25 00:02:23,128 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:02:23,129 INFO L195 NwaCegarLoop]: trace histogram [41, 41, 41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:02:23,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/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 [2023-11-25 00:02:23,345 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/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 [2023-11-25 00:02:23,346 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:02:23,346 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:02:23,346 INFO L85 PathProgramCache]: Analyzing trace with hash -464505763, now seen corresponding path program 1 times [2023-11-25 00:02:23,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:02:23,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1422619360] [2023-11-25 00:02:23,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:02:23,348 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 [2023-11-25 00:02:23,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:02:23,351 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/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) [2023-11-25 00:02:23,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e07506e-4c06-49c3-97b4-bbd7268bf382/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 (6)] Waiting until timeout for monitored process [2023-11-25 00:02:24,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:02:24,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-25 00:02:24,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:02:26,788 INFO L134 CoverageAnalysis]: Checked inductivity of 3280 backedges. 82 proven. 234 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-11-25 00:02:26,788 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:02:27,126 INFO L134 CoverageAnalysis]: Checked inductivity of 3280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3280 trivial. 0 not checked. [2023-11-25 00:02:27,126 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:02:27,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1422619360] [2023-11-25 00:02:27,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1422619360] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-25 00:02:27,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-25 00:02:27,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10] total 12 [2023-11-25 00:02:27,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827063090] [2023-11-25 00:02:27,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:02:27,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-25 00:02:27,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:02:27,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-25 00:02:27,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-11-25 00:02:27,131 INFO L87 Difference]: Start difference. First operand 331 states and 524 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) [2023-11-25 00:02:29,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:02:31,353 WARN L539 Checker$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 []