./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-88.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_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/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_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/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_19de61b7-3d29-4d96-89d0-ed089a8c7526/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 0f173a1e127c6e1033e5b4dd17ed93bd9e595663c9235b403a3de8ffd3ad4687 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:55:50,084 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:55:50,202 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:55:50,217 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:55:50,218 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:55:50,263 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:55:50,264 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:55:50,265 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:55:50,267 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:55:50,273 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:55:50,273 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:55:50,275 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:55:50,276 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:55:50,278 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:55:50,278 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:55:50,279 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:55:50,279 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:55:50,280 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:55:50,281 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:55:50,281 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:55:50,282 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:55:50,283 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:55:50,284 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:55:50,285 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:55:50,285 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:55:50,286 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:55:50,286 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:55:50,287 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:55:50,287 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:55:50,288 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:55:50,289 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:55:50,290 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:55:50,290 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:55:50,291 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:55:50,291 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:55:50,291 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:55:50,292 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:55:50,292 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:55:50,293 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:55:50,293 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:55:50,293 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:55:50,294 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:55:50,294 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:55:50,294 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:55:50,295 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:55:50,295 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:55:50,296 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:55:50,296 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_19de61b7-3d29-4d96-89d0-ed089a8c7526/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f173a1e127c6e1033e5b4dd17ed93bd9e595663c9235b403a3de8ffd3ad4687 [2023-11-24 23:55:50,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:55:50,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:55:50,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:55:50,682 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:55:50,682 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:55:50,684 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-88.i [2023-11-24 23:55:54,012 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:55:54,295 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:55:54,295 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-88.i [2023-11-24 23:55:54,306 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/data/3819942f3/b5ff4e229c72494ea8a1e40d738b13e4/FLAGd4b180693 [2023-11-24 23:55:54,322 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/data/3819942f3/b5ff4e229c72494ea8a1e40d738b13e4 [2023-11-24 23:55:54,325 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:55:54,327 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:55:54,329 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:55:54,329 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:55:54,346 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:55:54,350 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:55:54" (1/1) ... [2023-11-24 23:55:54,351 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c12350b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:54, skipping insertion in model container [2023-11-24 23:55:54,352 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:55:54" (1/1) ... [2023-11-24 23:55:54,412 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:55:54,595 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_19de61b7-3d29-4d96-89d0-ed089a8c7526/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-88.i[916,929] [2023-11-24 23:55:54,689 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:55:54,706 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:55:54,720 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_19de61b7-3d29-4d96-89d0-ed089a8c7526/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-88.i[916,929] [2023-11-24 23:55:54,780 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:55:54,808 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:55:54,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:54 WrapperNode [2023-11-24 23:55:54,810 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:55:54,812 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:55:54,812 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:55:54,812 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:55:54,821 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:54" (1/1) ... [2023-11-24 23:55:54,840 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:54" (1/1) ... [2023-11-24 23:55:54,920 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 269 [2023-11-24 23:55:54,920 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:55:54,921 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:55:54,921 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:55:54,921 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:55:54,930 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:54" (1/1) ... [2023-11-24 23:55:54,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:54" (1/1) ... [2023-11-24 23:55:54,939 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:54" (1/1) ... [2023-11-24 23:55:54,940 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:54" (1/1) ... [2023-11-24 23:55:54,959 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:54" (1/1) ... [2023-11-24 23:55:54,964 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:54" (1/1) ... [2023-11-24 23:55:54,970 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:54" (1/1) ... [2023-11-24 23:55:54,974 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:54" (1/1) ... [2023-11-24 23:55:54,983 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:55:54,984 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:55:54,984 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:55:54,984 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:55:54,985 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:54" (1/1) ... [2023-11-24 23:55:54,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:55:55,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:55:55,038 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:55:55,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:55:55,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:55:55,122 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:55:55,122 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:55:55,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:55:55,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:55:55,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:55:55,280 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:55:55,282 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:55:56,009 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:55:56,722 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:55:56,722 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:55:56,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:55:56 BoogieIcfgContainer [2023-11-24 23:55:56,724 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:55:56,727 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:55:56,727 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:55:56,731 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:55:56,731 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:55:54" (1/3) ... [2023-11-24 23:55:56,733 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e94ce76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:55:56, skipping insertion in model container [2023-11-24 23:55:56,733 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:54" (2/3) ... [2023-11-24 23:55:56,733 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e94ce76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:55:56, skipping insertion in model container [2023-11-24 23:55:56,734 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:55:56" (3/3) ... [2023-11-24 23:55:56,735 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-88.i [2023-11-24 23:55:56,775 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:55:56,775 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:55:56,825 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:55:56,832 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;@a207c01, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:55:56,832 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:55:56,837 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-24 23:55:56,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-24 23:55:56,850 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:55:56,851 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:55:56,852 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:55:56,857 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:55:56,857 INFO L85 PathProgramCache]: Analyzing trace with hash -869383499, now seen corresponding path program 1 times [2023-11-24 23:55:56,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:55:56,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654874726] [2023-11-24 23:55:56,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:55:56,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:55:57,046 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:55:57,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [991010589] [2023-11-24 23:55:57,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:55:57,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:55:57,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:55:57,069 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:55:57,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:55:59,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:55:59,659 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:56:00,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:56:00,622 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:56:00,625 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:56:00,626 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:56:00,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:56:00,838 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:56:00,845 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:56:00,849 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:56:00,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:56:00 BoogieIcfgContainer [2023-11-24 23:56:00,995 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:56:00,995 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:56:00,996 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:56:00,996 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:56:00,996 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:55:56" (3/4) ... [2023-11-24 23:56:00,999 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:56:01,000 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:56:01,002 INFO L158 Benchmark]: Toolchain (without parser) took 6674.39ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 75.0MB in the beginning and 52.7MB in the end (delta: 22.3MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. [2023-11-24 23:56:01,002 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 119.5MB. Free memory is still 66.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:56:01,003 INFO L158 Benchmark]: CACSL2BoogieTranslator took 481.81ms. Allocated memory is still 119.5MB. Free memory was 74.9MB in the beginning and 58.5MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 23:56:01,004 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.52ms. Allocated memory is still 119.5MB. Free memory was 58.5MB in the beginning and 53.4MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:56:01,004 INFO L158 Benchmark]: Boogie Preprocessor took 62.33ms. Allocated memory is still 119.5MB. Free memory was 53.4MB in the beginning and 50.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:56:01,005 INFO L158 Benchmark]: RCFGBuilder took 1740.37ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 50.7MB in the beginning and 56.9MB in the end (delta: -6.2MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2023-11-24 23:56:01,006 INFO L158 Benchmark]: TraceAbstraction took 4267.78ms. Allocated memory is still 144.7MB. Free memory was 56.0MB in the beginning and 53.8MB in the end (delta: 2.3MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2023-11-24 23:56:01,007 INFO L158 Benchmark]: Witness Printer took 4.99ms. Allocated memory is still 144.7MB. Free memory was 53.8MB in the beginning and 52.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:56:01,010 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 119.5MB. Free memory is still 66.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 481.81ms. Allocated memory is still 119.5MB. Free memory was 74.9MB in the beginning and 58.5MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 108.52ms. Allocated memory is still 119.5MB. Free memory was 58.5MB in the beginning and 53.4MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.33ms. Allocated memory is still 119.5MB. Free memory was 53.4MB in the beginning and 50.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1740.37ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 50.7MB in the beginning and 56.9MB in the end (delta: -6.2MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * TraceAbstraction took 4267.78ms. Allocated memory is still 144.7MB. Free memory was 56.0MB in the beginning and 53.8MB in the end (delta: 2.3MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. * Witness Printer took 4.99ms. Allocated memory is still 144.7MB. Free memory was 53.8MB in the beginning and 52.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 62, overapproximation of shiftLeft at line 131, overapproximation of shiftRight at line 135, overapproximation of bitwiseAnd at line 88, overapproximation of someBinaryDOUBLEComparisonOperation at line 204, overapproximation of someBinaryArithmeticFLOAToperation at line 91. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 128; [L23] float var_1_9 = 7.375; [L24] float var_1_11 = 0.6; [L25] float var_1_12 = 255.6; [L26] unsigned char var_1_13 = 0; [L27] float var_1_14 = 5.875; [L28] signed long int var_1_15 = -128; [L29] unsigned long int var_1_16 = 8; [L30] unsigned long int var_1_18 = 1477246099; [L31] unsigned long int var_1_19 = 1364989049; [L32] unsigned char var_1_20 = 128; [L33] unsigned char var_1_21 = 1; [L34] float var_1_22 = 10000000.4; [L35] float var_1_24 = 100.875; [L36] signed short int var_1_25 = -4; [L37] unsigned char var_1_26 = 32; [L38] signed char var_1_27 = 16; [L39] signed char var_1_28 = -64; [L40] signed char var_1_29 = 2; [L41] signed char var_1_30 = -2; [L42] unsigned short int var_1_31 = 8; [L43] unsigned short int var_1_32 = 25791; [L44] float var_1_34 = 25.3; [L45] float var_1_35 = 4.5; [L46] unsigned char var_1_36 = 0; [L47] unsigned char var_1_37 = 0; [L48] unsigned char var_1_38 = 0; [L49] double var_1_39 = 256.5; [L50] signed short int last_1_var_1_1 = 128; [L51] float last_1_var_1_9 = 7.375; [L52] signed long int last_1_var_1_15 = -128; [L53] unsigned long int last_1_var_1_16 = 8; [L54] unsigned char last_1_var_1_20 = 128; [L55] signed short int last_1_var_1_25 = -4; [L56] signed char last_1_var_1_27 = 16; [L57] unsigned char last_1_var_1_36 = 0; [L208] isInitial = 1 [L209] FCALL initially() [L210] COND TRUE 1 [L211] CALL updateLastVariables() [L194] last_1_var_1_1 = var_1_1 [L195] last_1_var_1_9 = var_1_9 [L196] last_1_var_1_15 = var_1_15 [L197] last_1_var_1_16 = var_1_16 [L198] last_1_var_1_20 = var_1_20 [L199] last_1_var_1_25 = var_1_25 [L200] last_1_var_1_27 = var_1_27 [L201] last_1_var_1_36 = var_1_36 [L211] RET updateLastVariables() [L212] CALL updateVariables() [L148] var_1_11 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=1278/5, var_1_13=0, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=1278/5, var_1_13=0, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L150] var_1_12 = __VERIFIER_nondet_float() [L151] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=0, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=0, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L152] var_1_13 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L154] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L155] var_1_14 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L157] var_1_18 = __VERIFIER_nondet_ulong() [L158] CALL assume_abort_if_not(var_1_18 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_18 >= 1073741823) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L159] CALL assume_abort_if_not(var_1_18 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_18 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L160] var_1_19 = __VERIFIER_nondet_ulong() [L161] CALL assume_abort_if_not(var_1_19 >= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_19 >= 1073741824) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L162] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L163] var_1_21 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L165] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L166] var_1_24 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L168] var_1_26 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L170] CALL assume_abort_if_not(var_1_26 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_26 <= 255) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L171] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L172] var_1_28 = __VERIFIER_nondet_char() [L173] CALL assume_abort_if_not(var_1_28 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 >= -127) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L174] CALL assume_abort_if_not(var_1_28 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_28 <= 126) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L175] var_1_29 = __VERIFIER_nondet_char() [L176] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=0, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=0, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L177] CALL assume_abort_if_not(var_1_29 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=0, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_29 <= 126) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=0, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L178] var_1_30 = __VERIFIER_nondet_char() [L179] CALL assume_abort_if_not(var_1_30 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=0, var_1_30=-126, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_30 >= -126) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=0, var_1_30=-126, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L180] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=0, var_1_30=-126, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=0, var_1_30=-126, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L181] var_1_32 = __VERIFIER_nondet_ushort() [L182] CALL assume_abort_if_not(var_1_32 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=0, var_1_30=-126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_32 >= 16383) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=0, var_1_30=-126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L183] CALL assume_abort_if_not(var_1_32 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=0, var_1_30=-126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_32 <= 32767) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=0, var_1_30=-126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L184] var_1_35 = __VERIFIER_nondet_float() [L185] CALL assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=0, var_1_30=-126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=0, var_1_30=-126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L186] var_1_37 = __VERIFIER_nondet_uchar() [L187] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=0, var_1_30=-126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_36=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=0, var_1_30=-126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_36=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L188] CALL assume_abort_if_not(var_1_37 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=0, var_1_30=-126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_37 <= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=0, var_1_30=-126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L189] var_1_38 = __VERIFIER_nondet_uchar() [L190] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=0, var_1_30=-126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_36=0, var_1_37=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=0, var_1_30=-126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_36=0, var_1_37=0, var_1_39=513/2, var_1_9=59/8] [L191] CALL assume_abort_if_not(var_1_38 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=0, var_1_30=-126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_38 <= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1073741823, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=12, var_1_22=50000002/5, var_1_25=-4, var_1_26=13, var_1_27=16, var_1_28=-3, var_1_29=0, var_1_30=-126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L212] RET updateVariables() [L213] CALL step() [L61] unsigned char stepLocal_6 = var_1_21; [L62] COND TRUE var_1_24 <= ((((last_1_var_1_9) > (var_1_14)) ? (last_1_var_1_9) : (var_1_14))) [L63] COND TRUE stepLocal_6 != ((last_1_var_1_20 + last_1_var_1_27) / var_1_26) [L64] var_1_25 = last_1_var_1_20 [L71] signed long int stepLocal_7 = last_1_var_1_15 - var_1_21; [L72] COND TRUE ! last_1_var_1_36 [L73] COND TRUE last_1_var_1_1 >= stepLocal_7 [L74] var_1_27 = var_1_28 [L81] unsigned char stepLocal_3 = var_1_12 >= var_1_14; [L82] COND FALSE !(var_1_12 <= (31.8f / 127.5f)) [L87] unsigned long int stepLocal_8 = 64u / var_1_18; [L88] EXPR var_1_21 & var_1_20 [L88] COND TRUE ((var_1_26 + var_1_29) * (var_1_21 & var_1_20)) >= stepLocal_8 [L89] var_1_31 = (var_1_21 + (var_1_32 - var_1_20)) [L91] var_1_34 = (var_1_35 - 10.6f) [L92] var_1_39 = var_1_35 [L93] signed long int stepLocal_2 = last_1_var_1_27; [L94] COND FALSE !((last_1_var_1_25 + last_1_var_1_20) == stepLocal_2) [L97] var_1_16 = last_1_var_1_20 [L99] signed short int stepLocal_10 = var_1_25; [L100] unsigned long int stepLocal_9 = var_1_16; [L101] COND TRUE 8 <= stepLocal_9 [L102] COND TRUE var_1_19 > stepLocal_10 [L103] var_1_36 = (var_1_37 || (var_1_13 && var_1_38)) [L108] signed long int stepLocal_1 = -2; [L109] COND FALSE !(\read(var_1_36)) [L124] unsigned short int stepLocal_0 = var_1_31; [L125] COND TRUE stepLocal_0 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))) [L126] var_1_1 = ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))) [L130] COND FALSE !(var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) [L135] EXPR ((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27 [L135] signed long int stepLocal_5 = ((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27; [L136] signed long int stepLocal_4 = (var_1_1 - var_1_21) * var_1_27; [L137] COND TRUE stepLocal_4 <= ((var_1_1 + 25) - (var_1_18 - var_1_20)) [L138] COND TRUE stepLocal_5 > var_1_21 [L139] var_1_22 = var_1_24 [L213] RET step() [L214] CALL, EXPR property() [L204] EXPR (((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1) [L204] EXPR (var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1 [L204] EXPR (((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1) [L204] EXPR ((((((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1)) && (((last_1_var_1_25 + last_1_var_1_20) == last_1_var_1_27) ? (var_1_16 == ((unsigned long int) ((var_1_18 + var_1_19) - last_1_var_1_20))) : (var_1_16 == ((unsigned long int) last_1_var_1_20)))) && ((var_1_12 <= (31.8f / 127.5f)) ? (((var_1_12 >= var_1_14) && last_1_var_1_36) ? (var_1_20 == ((unsigned char) var_1_21)) : 1) : 1)) && ((((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24))) [L204] EXPR (((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24)) [L204] EXPR ((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27 [L204] EXPR (((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24)) [L204] EXPR ((((((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1)) && (((last_1_var_1_25 + last_1_var_1_20) == last_1_var_1_27) ? (var_1_16 == ((unsigned long int) ((var_1_18 + var_1_19) - last_1_var_1_20))) : (var_1_16 == ((unsigned long int) last_1_var_1_20)))) && ((var_1_12 <= (31.8f / 127.5f)) ? (((var_1_12 >= var_1_14) && last_1_var_1_36) ? (var_1_20 == ((unsigned char) var_1_21)) : 1) : 1)) && ((((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24))) [L204] EXPR (((((((((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1)) && (((last_1_var_1_25 + last_1_var_1_20) == last_1_var_1_27) ? (var_1_16 == ((unsigned long int) ((var_1_18 + var_1_19) - last_1_var_1_20))) : (var_1_16 == ((unsigned long int) last_1_var_1_20)))) && ((var_1_12 <= (31.8f / 127.5f)) ? (((var_1_12 >= var_1_14) && last_1_var_1_36) ? (var_1_20 == ((unsigned char) var_1_21)) : 1) : 1)) && ((((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24)))) && ((var_1_24 <= ((((last_1_var_1_9) > (var_1_14)) ? (last_1_var_1_9) : (var_1_14)))) ? ((var_1_21 != ((last_1_var_1_20 + last_1_var_1_27) / var_1_26)) ? (var_1_25 == ((signed short int) last_1_var_1_20)) : (var_1_25 == ((signed short int) last_1_var_1_16))) : (var_1_25 == ((signed short int) last_1_var_1_27)))) && ((! last_1_var_1_36) ? ((last_1_var_1_1 >= (last_1_var_1_15 - var_1_21)) ? (var_1_27 == ((signed char) var_1_28)) : (var_1_27 == ((signed char) (((((((((-2) < 0 ) ? -(-2) : (-2))) - var_1_29)) < (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))) ? ((((((-2) < 0 ) ? -(-2) : (-2))) - var_1_29)) : (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))))))) : (var_1_27 == ((signed char) var_1_29)))) && ((((var_1_26 + var_1_29) * (var_1_21 & var_1_20)) >= (64u / var_1_18)) ? (var_1_31 == ((unsigned short int) (var_1_21 + (var_1_32 - var_1_20)))) : 1) [L204-L205] return ((((((((((((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1)) && (((last_1_var_1_25 + last_1_var_1_20) == last_1_var_1_27) ? (var_1_16 == ((unsigned long int) ((var_1_18 + var_1_19) - last_1_var_1_20))) : (var_1_16 == ((unsigned long int) last_1_var_1_20)))) && ((var_1_12 <= (31.8f / 127.5f)) ? (((var_1_12 >= var_1_14) && last_1_var_1_36) ? (var_1_20 == ((unsigned char) var_1_21)) : 1) : 1)) && ((((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24)))) && ((var_1_24 <= ((((last_1_var_1_9) > (var_1_14)) ? (last_1_var_1_9) : (var_1_14)))) ? ((var_1_21 != ((last_1_var_1_20 + last_1_var_1_27) / var_1_26)) ? (var_1_25 == ((signed short int) last_1_var_1_20)) : (var_1_25 == ((signed short int) last_1_var_1_16))) : (var_1_25 == ((signed short int) last_1_var_1_27)))) && ((! last_1_var_1_36) ? ((last_1_var_1_1 >= (last_1_var_1_15 - var_1_21)) ? (var_1_27 == ((signed char) var_1_28)) : (var_1_27 == ((signed char) (((((((((-2) < 0 ) ? -(-2) : (-2))) - var_1_29)) < (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))) ? ((((((-2) < 0 ) ? -(-2) : (-2))) - var_1_29)) : (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))))))) : (var_1_27 == ((signed char) var_1_29)))) && ((((var_1_26 + var_1_29) * (var_1_21 & var_1_20)) >= (64u / var_1_18)) ? (var_1_31 == ((unsigned short int) (var_1_21 + (var_1_32 - var_1_20)))) : 1)) && (var_1_34 == ((float) (var_1_35 - 10.6f)))) && ((8 <= var_1_16) ? ((var_1_19 > var_1_25) ? (var_1_36 == ((unsigned char) (var_1_37 || (var_1_13 && var_1_38)))) : (var_1_36 == ((unsigned char) (! (! var_1_37))))) : 1)) && (var_1_39 == ((double) var_1_35)) ; [L214] RET, EXPR property() [L214] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_14=0, var_1_15=-128, var_1_16=128, var_1_18=1073741823, var_1_19=2147483647, var_1_1=-3, var_1_20=128, var_1_21=12, var_1_22=2, var_1_24=2, var_1_25=128, var_1_26=13, var_1_27=-3, var_1_28=-3, var_1_29=0, var_1_30=-126, var_1_31=32651, var_1_32=32767, var_1_35=3, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=3, var_1_9=59/8] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_14=0, var_1_15=-128, var_1_16=128, var_1_18=1073741823, var_1_19=2147483647, var_1_1=-3, var_1_20=128, var_1_21=12, var_1_22=2, var_1_24=2, var_1_25=128, var_1_26=13, var_1_27=-3, var_1_28=-3, var_1_29=0, var_1_30=-126, var_1_31=32651, var_1_32=32767, var_1_35=3, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=3, var_1_9=59/8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 1, TraceHistogramMax: 28, 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=53occurred 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, 2.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:56:01,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/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_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/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_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/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_19de61b7-3d29-4d96-89d0-ed089a8c7526/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 0f173a1e127c6e1033e5b4dd17ed93bd9e595663c9235b403a3de8ffd3ad4687 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:56:03,917 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:56:04,021 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:56:04,028 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:56:04,029 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:56:04,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:56:04,057 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:56:04,058 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:56:04,059 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:56:04,059 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:56:04,060 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:56:04,061 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:56:04,061 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:56:04,062 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:56:04,062 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:56:04,063 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:56:04,064 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:56:04,065 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:56:04,065 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:56:04,066 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:56:04,066 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:56:04,067 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:56:04,068 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:56:04,068 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:56:04,069 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:56:04,069 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:56:04,070 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:56:04,070 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:56:04,071 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:56:04,071 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:56:04,072 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:56:04,072 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:56:04,073 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:56:04,073 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:56:04,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:56:04,074 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:56:04,075 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:56:04,075 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:56:04,075 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:56:04,076 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:56:04,076 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:56:04,077 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:56:04,077 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:56:04,078 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:56:04,078 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_19de61b7-3d29-4d96-89d0-ed089a8c7526/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f173a1e127c6e1033e5b4dd17ed93bd9e595663c9235b403a3de8ffd3ad4687 [2023-11-24 23:56:04,455 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:56:04,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:56:04,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:56:04,482 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:56:04,482 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:56:04,484 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-88.i [2023-11-24 23:56:07,707 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:56:08,019 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:56:08,019 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-88.i [2023-11-24 23:56:08,034 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/data/b6a0900d9/71877511b8d8458ea8c13a2be82c4c7f/FLAG777a3f014 [2023-11-24 23:56:08,056 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/data/b6a0900d9/71877511b8d8458ea8c13a2be82c4c7f [2023-11-24 23:56:08,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:56:08,063 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:56:08,067 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:56:08,067 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:56:08,072 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:56:08,073 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:56:08" (1/1) ... [2023-11-24 23:56:08,074 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41536935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:08, skipping insertion in model container [2023-11-24 23:56:08,074 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:56:08" (1/1) ... [2023-11-24 23:56:08,127 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:56:08,319 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_19de61b7-3d29-4d96-89d0-ed089a8c7526/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-88.i[916,929] [2023-11-24 23:56:08,464 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:56:08,499 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:56:08,513 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_19de61b7-3d29-4d96-89d0-ed089a8c7526/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-88.i[916,929] [2023-11-24 23:56:08,559 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:56:08,580 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:56:08,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:08 WrapperNode [2023-11-24 23:56:08,581 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:56:08,582 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:56:08,582 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:56:08,582 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:56:08,590 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:08" (1/1) ... [2023-11-24 23:56:08,606 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:08" (1/1) ... [2023-11-24 23:56:08,644 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 208 [2023-11-24 23:56:08,645 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:56:08,646 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:56:08,646 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:56:08,646 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:56:08,656 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:08" (1/1) ... [2023-11-24 23:56:08,656 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:08" (1/1) ... [2023-11-24 23:56:08,662 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:08" (1/1) ... [2023-11-24 23:56:08,663 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:08" (1/1) ... [2023-11-24 23:56:08,679 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:08" (1/1) ... [2023-11-24 23:56:08,683 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:08" (1/1) ... [2023-11-24 23:56:08,687 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:08" (1/1) ... [2023-11-24 23:56:08,703 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:08" (1/1) ... [2023-11-24 23:56:08,709 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:56:08,710 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:56:08,710 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:56:08,710 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:56:08,711 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:08" (1/1) ... [2023-11-24 23:56:08,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:56:08,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:56:08,762 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:56:08,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:56:08,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:56:08,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:56:08,801 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:56:08,802 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:56:08,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:56:08,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:56:08,952 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:56:08,955 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:56:13,519 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:56:13,622 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:56:13,624 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:56:13,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:56:13 BoogieIcfgContainer [2023-11-24 23:56:13,626 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:56:13,628 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:56:13,629 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:56:13,633 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:56:13,633 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:56:08" (1/3) ... [2023-11-24 23:56:13,634 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@489249e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:56:13, skipping insertion in model container [2023-11-24 23:56:13,636 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:08" (2/3) ... [2023-11-24 23:56:13,638 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@489249e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:56:13, skipping insertion in model container [2023-11-24 23:56:13,639 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:56:13" (3/3) ... [2023-11-24 23:56:13,641 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-88.i [2023-11-24 23:56:13,663 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:56:13,663 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:56:13,736 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:56:13,745 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;@575b5bef, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:56:13,746 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:56:13,751 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-24 23:56:13,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-24 23:56:13,774 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:56:13,775 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:56:13,776 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:56:13,784 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:56:13,784 INFO L85 PathProgramCache]: Analyzing trace with hash 1314176233, now seen corresponding path program 1 times [2023-11-24 23:56:13,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:56:13,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [515536129] [2023-11-24 23:56:13,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:13,805 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:56:13,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:56:13,810 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:56:13,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-24 23:56:14,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:56:14,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:56:14,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:56:15,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-24 23:56:15,590 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:56:15,591 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:56:15,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [515536129] [2023-11-24 23:56:15,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [515536129] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:56:15,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:56:15,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:56:15,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185774942] [2023-11-24 23:56:15,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:56:15,602 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:56:15,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:56:15,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:56:15,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:56:15,648 INFO L87 Difference]: Start difference. First operand has 84 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-24 23:56:18,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:56:19,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:56:19,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:56:19,901 INFO L93 Difference]: Finished difference Result 284 states and 512 transitions. [2023-11-24 23:56:19,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-24 23:56:19,982 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 179 [2023-11-24 23:56:19,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:56:19,997 INFO L225 Difference]: With dead ends: 284 [2023-11-24 23:56:19,998 INFO L226 Difference]: Without dead ends: 201 [2023-11-24 23:56:20,002 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:56:20,008 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 161 mSDsluCounter, 250 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 372 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2023-11-24 23:56:20,009 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 372 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2023-11-24 23:56:20,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2023-11-24 23:56:20,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 160. [2023-11-24 23:56:20,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 101 states have (on average 1.3366336633663367) internal successors, (135), 101 states have internal predecessors, (135), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-24 23:56:20,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 247 transitions. [2023-11-24 23:56:20,138 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 247 transitions. Word has length 179 [2023-11-24 23:56:20,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:56:20,143 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 247 transitions. [2023-11-24 23:56:20,143 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-24 23:56:20,144 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 247 transitions. [2023-11-24 23:56:20,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-24 23:56:20,159 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:56:20,159 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:56:20,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:56:20,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:56:20,377 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:56:20,377 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:56:20,377 INFO L85 PathProgramCache]: Analyzing trace with hash 25818458, now seen corresponding path program 1 times [2023-11-24 23:56:20,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:56:20,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2100913137] [2023-11-24 23:56:20,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:20,379 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:56:20,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:56:20,381 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:56:20,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-24 23:56:20,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:56:21,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:56:21,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:56:25,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-24 23:56:25,096 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:56:25,098 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:56:25,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2100913137] [2023-11-24 23:56:25,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2100913137] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:56:25,102 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:56:25,103 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-24 23:56:25,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328451130] [2023-11-24 23:56:25,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:56:25,110 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:56:25,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:56:25,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:56:25,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:56:25,118 INFO L87 Difference]: Start difference. First operand 160 states and 247 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-24 23:56:28,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:56:30,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:56:30,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:56:30,495 INFO L93 Difference]: Finished difference Result 414 states and 638 transitions. [2023-11-24 23:56:30,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-24 23:56:30,496 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 180 [2023-11-24 23:56:30,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:56:30,501 INFO L225 Difference]: With dead ends: 414 [2023-11-24 23:56:30,501 INFO L226 Difference]: Without dead ends: 255 [2023-11-24 23:56:30,504 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-24 23:56:30,510 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 88 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 57 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 403 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2023-11-24 23:56:30,511 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 403 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 106 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2023-11-24 23:56:30,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2023-11-24 23:56:30,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 221. [2023-11-24 23:56:30,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 133 states have (on average 1.2932330827067668) internal successors, (172), 133 states have internal predecessors, (172), 84 states have call successors, (84), 3 states have call predecessors, (84), 3 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2023-11-24 23:56:30,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 340 transitions. [2023-11-24 23:56:30,581 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 340 transitions. Word has length 180 [2023-11-24 23:56:30,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:56:30,585 INFO L495 AbstractCegarLoop]: Abstraction has 221 states and 340 transitions. [2023-11-24 23:56:30,586 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-24 23:56:30,586 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 340 transitions. [2023-11-24 23:56:30,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-24 23:56:30,591 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:56:30,591 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:56:30,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-24 23:56:30,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:56:30,792 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:56:30,793 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:56:30,793 INFO L85 PathProgramCache]: Analyzing trace with hash -560987556, now seen corresponding path program 1 times [2023-11-24 23:56:30,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:56:30,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [961433391] [2023-11-24 23:56:30,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:30,795 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:56:30,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:56:30,797 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:56:30,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-24 23:56:31,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:56:31,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:56:31,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:56:32,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-24 23:56:32,333 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:56:32,333 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:56:32,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [961433391] [2023-11-24 23:56:32,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [961433391] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:56:32,334 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:56:32,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-24 23:56:32,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147073988] [2023-11-24 23:56:32,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:56:32,335 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-24 23:56:32,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:56:32,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-24 23:56:32,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-24 23:56:32,337 INFO L87 Difference]: Start difference. First operand 221 states and 340 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-24 23:56:34,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:56:36,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:56:38,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:56:40,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:56:42,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:56:42,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:56:42,559 INFO L93 Difference]: Finished difference Result 891 states and 1378 transitions. [2023-11-24 23:56:42,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-24 23:56:42,560 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 180 [2023-11-24 23:56:42,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:56:42,569 INFO L225 Difference]: With dead ends: 891 [2023-11-24 23:56:42,569 INFO L226 Difference]: Without dead ends: 732 [2023-11-24 23:56:42,571 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2023-11-24 23:56:42,572 INFO L413 NwaCegarLoop]: 194 mSDtfsCounter, 458 mSDsluCounter, 726 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 458 SdHoareTripleChecker+Valid, 920 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2023-11-24 23:56:42,573 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [458 Valid, 920 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 10.0s Time] [2023-11-24 23:56:42,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2023-11-24 23:56:42,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 386. [2023-11-24 23:56:42,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 386 states, 240 states have (on average 1.3125) internal successors, (315), 240 states have internal predecessors, (315), 140 states have call successors, (140), 5 states have call predecessors, (140), 5 states have return successors, (140), 140 states have call predecessors, (140), 140 states have call successors, (140) [2023-11-24 23:56:42,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 595 transitions. [2023-11-24 23:56:42,709 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 595 transitions. Word has length 180 [2023-11-24 23:56:42,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:56:42,711 INFO L495 AbstractCegarLoop]: Abstraction has 386 states and 595 transitions. [2023-11-24 23:56:42,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-24 23:56:42,712 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 595 transitions. [2023-11-24 23:56:42,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-24 23:56:42,716 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:56:42,718 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:56:42,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-24 23:56:42,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:56:42,931 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:56:42,931 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:56:42,931 INFO L85 PathProgramCache]: Analyzing trace with hash 1746442549, now seen corresponding path program 1 times [2023-11-24 23:56:42,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:56:42,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1830815363] [2023-11-24 23:56:42,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:42,932 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:56:42,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:56:42,933 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:56:42,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19de61b7-3d29-4d96-89d0-ed089a8c7526/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-24 23:56:43,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:56:43,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:56:43,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:56:45,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-24 23:56:45,499 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:56:45,499 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:56:45,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1830815363] [2023-11-24 23:56:45,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1830815363] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:56:45,500 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:56:45,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-24 23:56:45,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115055575] [2023-11-24 23:56:45,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:56:45,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:56:45,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:56:45,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:56:45,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:56:45,503 INFO L87 Difference]: Start difference. First operand 386 states and 595 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28)