./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-84.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_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-84.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 046e4169d322167d7576c9c2b9007e1beb6aeeec9394209bc254f3d13fdc20dd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:22:28,958 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:22:29,027 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 00:22:29,033 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:22:29,034 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:22:29,058 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:22:29,059 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:22:29,059 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:22:29,060 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:22:29,060 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:22:29,061 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 00:22:29,061 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 00:22:29,062 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:22:29,063 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:22:29,063 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:22:29,064 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:22:29,065 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 00:22:29,065 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 00:22:29,066 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 00:22:29,066 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 00:22:29,067 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:22:29,068 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 00:22:29,068 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 00:22:29,069 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 00:22:29,069 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 00:22:29,070 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 00:22:29,071 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:22:29,071 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:22:29,072 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:22:29,072 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 00:22:29,072 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 00:22:29,073 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:22:29,073 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:22:29,073 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 00:22:29,074 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 00:22:29,074 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 00:22:29,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 00:22:29,074 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 00:22:29,075 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 00:22:29,075 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 00:22:29,075 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 00:22:29,075 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 00:22:29,075 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 046e4169d322167d7576c9c2b9007e1beb6aeeec9394209bc254f3d13fdc20dd [2023-11-29 00:22:29,283 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:22:29,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:22:29,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:22:29,308 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:22:29,309 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:22:29,310 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-84.i [2023-11-29 00:22:32,024 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:22:32,247 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:22:32,247 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-84.i [2023-11-29 00:22:32,256 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/data/4f95b34f7/a6e4a23a663446e3b378887fa97ad518/FLAGfe1a8812f [2023-11-29 00:22:32,268 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/data/4f95b34f7/a6e4a23a663446e3b378887fa97ad518 [2023-11-29 00:22:32,270 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:22:32,271 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:22:32,272 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:22:32,272 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:22:32,276 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:22:32,277 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:22:32" (1/1) ... [2023-11-29 00:22:32,278 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ae75659 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:32, skipping insertion in model container [2023-11-29 00:22:32,278 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:22:32" (1/1) ... [2023-11-29 00:22:32,317 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:22:32,438 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_60b0d34c-bbb5-4c35-8579-763f11038cf7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-84.i[916,929] [2023-11-29 00:22:32,519 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:22:32,533 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:22:32,543 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_60b0d34c-bbb5-4c35-8579-763f11038cf7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-84.i[916,929] [2023-11-29 00:22:32,586 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:22:32,602 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:22:32,603 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:32 WrapperNode [2023-11-29 00:22:32,603 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:22:32,604 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:22:32,604 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:22:32,604 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:22:32,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:32" (1/1) ... [2023-11-29 00:22:32,624 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:32" (1/1) ... [2023-11-29 00:22:32,673 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 193 [2023-11-29 00:22:32,673 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:22:32,674 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:22:32,674 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:22:32,674 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:22:32,686 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:32" (1/1) ... [2023-11-29 00:22:32,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:32" (1/1) ... [2023-11-29 00:22:32,691 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:32" (1/1) ... [2023-11-29 00:22:32,717 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 00:22:32,717 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:32" (1/1) ... [2023-11-29 00:22:32,718 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:32" (1/1) ... [2023-11-29 00:22:32,732 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:32" (1/1) ... [2023-11-29 00:22:32,737 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:32" (1/1) ... [2023-11-29 00:22:32,740 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:32" (1/1) ... [2023-11-29 00:22:32,744 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:32" (1/1) ... [2023-11-29 00:22:32,751 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:22:32,752 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:22:32,753 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:22:32,753 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:22:32,754 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:32" (1/1) ... [2023-11-29 00:22:32,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:22:32,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:22:32,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 00:22:32,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 00:22:32,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 00:22:32,819 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 00:22:32,819 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 00:22:32,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 00:22:32,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:22:32,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:22:32,917 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:22:32,920 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:22:33,324 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:22:33,372 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:22:33,372 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 00:22:33,373 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:22:33 BoogieIcfgContainer [2023-11-29 00:22:33,373 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:22:33,375 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 00:22:33,375 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 00:22:33,378 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 00:22:33,378 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 12:22:32" (1/3) ... [2023-11-29 00:22:33,379 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@165cc37c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:22:33, skipping insertion in model container [2023-11-29 00:22:33,379 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:32" (2/3) ... [2023-11-29 00:22:33,379 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@165cc37c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:22:33, skipping insertion in model container [2023-11-29 00:22:33,379 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:22:33" (3/3) ... [2023-11-29 00:22:33,381 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-84.i [2023-11-29 00:22:33,397 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 00:22:33,397 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 00:22:33,443 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 00:22:33,448 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=PETRI_NET, 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;@641c6e16, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 00:22:33,449 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 00:22:33,453 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 48 states have (on average 1.4791666666666667) internal successors, (71), 49 states have internal predecessors, (71), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-29 00:22:33,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 00:22:33,468 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:22:33,468 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:22:33,469 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:22:33,473 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:22:33,474 INFO L85 PathProgramCache]: Analyzing trace with hash -738045709, now seen corresponding path program 1 times [2023-11-29 00:22:33,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:22:33,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968556741] [2023-11-29 00:22:33,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:22:33,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:22:33,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:22:33,674 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:22:33,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968556741] [2023-11-29 00:22:33,675 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 00:22:33,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [538939087] [2023-11-29 00:22:33,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:22:33,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:22:33,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:22:33,679 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:22:33,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 00:22:33,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:22:33,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 00:22:33,877 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:22:33,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2023-11-29 00:22:33,919 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:22:33,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [538939087] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:22:33,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:22:33,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:22:33,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899119003] [2023-11-29 00:22:33,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:22:33,926 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 00:22:33,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:22:33,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 00:22:33,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 00:22:33,957 INFO L87 Difference]: Start difference. First operand has 74 states, 48 states have (on average 1.4791666666666667) internal successors, (71), 49 states have internal predecessors, (71), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-29 00:22:34,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:22:34,001 INFO L93 Difference]: Finished difference Result 147 states and 256 transitions. [2023-11-29 00:22:34,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 00:22:34,003 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 150 [2023-11-29 00:22:34,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:22:34,011 INFO L225 Difference]: With dead ends: 147 [2023-11-29 00:22:34,011 INFO L226 Difference]: Without dead ends: 72 [2023-11-29 00:22:34,014 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 00:22:34,017 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 00:22:34,018 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 00:22:34,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2023-11-29 00:22:34,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2023-11-29 00:22:34,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 47 states have (on average 1.3829787234042554) internal successors, (65), 47 states have internal predecessors, (65), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-29 00:22:34,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 111 transitions. [2023-11-29 00:22:34,061 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 111 transitions. Word has length 150 [2023-11-29 00:22:34,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:22:34,061 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 111 transitions. [2023-11-29 00:22:34,062 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-29 00:22:34,062 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2023-11-29 00:22:34,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 00:22:34,066 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:22:34,066 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:22:34,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 00:22:34,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 00:22:34,267 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:22:34,268 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:22:34,268 INFO L85 PathProgramCache]: Analyzing trace with hash 408231469, now seen corresponding path program 1 times [2023-11-29 00:22:34,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:22:34,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765838377] [2023-11-29 00:22:34,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:22:34,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:22:34,329 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:22:34,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1057247814] [2023-11-29 00:22:34,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:22:34,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:22:34,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:22:34,331 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:22:34,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 00:22:34,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:22:34,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 00:22:34,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:22:34,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-29 00:22:34,587 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:22:34,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:22:34,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765838377] [2023-11-29 00:22:34,588 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:22:34,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1057247814] [2023-11-29 00:22:34,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1057247814] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:22:34,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:22:34,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 00:22:34,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477813950] [2023-11-29 00:22:34,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:22:34,591 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:22:34,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:22:34,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:22:34,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:22:34,595 INFO L87 Difference]: Start difference. First operand 72 states and 111 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:22:34,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:22:34,694 INFO L93 Difference]: Finished difference Result 143 states and 221 transitions. [2023-11-29 00:22:34,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:22:34,695 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 150 [2023-11-29 00:22:34,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:22:34,698 INFO L225 Difference]: With dead ends: 143 [2023-11-29 00:22:34,698 INFO L226 Difference]: Without dead ends: 72 [2023-11-29 00:22:34,699 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:22:34,701 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 26 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 00:22:34,701 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 169 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 00:22:34,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2023-11-29 00:22:34,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2023-11-29 00:22:34,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 47 states have (on average 1.3617021276595744) internal successors, (64), 47 states have internal predecessors, (64), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-29 00:22:34,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 110 transitions. [2023-11-29 00:22:34,714 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 110 transitions. Word has length 150 [2023-11-29 00:22:34,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:22:34,716 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 110 transitions. [2023-11-29 00:22:34,716 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:22:34,716 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 110 transitions. [2023-11-29 00:22:34,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 00:22:34,719 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:22:34,719 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:22:34,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 00:22:34,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:22:34,926 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:22:34,926 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:22:34,926 INFO L85 PathProgramCache]: Analyzing trace with hash 995037483, now seen corresponding path program 1 times [2023-11-29 00:22:34,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:22:34,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693263530] [2023-11-29 00:22:34,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:22:34,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:22:34,975 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:22:34,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [354562658] [2023-11-29 00:22:34,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:22:34,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:22:34,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:22:34,977 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:22:34,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 00:22:35,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:22:35,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 00:22:35,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:22:35,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-29 00:22:35,180 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:22:35,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:22:35,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693263530] [2023-11-29 00:22:35,181 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:22:35,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [354562658] [2023-11-29 00:22:35,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [354562658] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:22:35,181 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:22:35,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 00:22:35,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219209480] [2023-11-29 00:22:35,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:22:35,183 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:22:35,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:22:35,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:22:35,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:22:35,184 INFO L87 Difference]: Start difference. First operand 72 states and 110 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:22:35,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:22:35,238 INFO L93 Difference]: Finished difference Result 178 states and 269 transitions. [2023-11-29 00:22:35,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:22:35,239 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 150 [2023-11-29 00:22:35,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:22:35,242 INFO L225 Difference]: With dead ends: 178 [2023-11-29 00:22:35,242 INFO L226 Difference]: Without dead ends: 107 [2023-11-29 00:22:35,244 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:22:35,245 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 44 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 00:22:35,246 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 227 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 00:22:35,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2023-11-29 00:22:35,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 104. [2023-11-29 00:22:35,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 70 states have (on average 1.3571428571428572) internal successors, (95), 71 states have internal predecessors, (95), 31 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-29 00:22:35,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 157 transitions. [2023-11-29 00:22:35,263 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 157 transitions. Word has length 150 [2023-11-29 00:22:35,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:22:35,264 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 157 transitions. [2023-11-29 00:22:35,265 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:22:35,265 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 157 transitions. [2023-11-29 00:22:35,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 00:22:35,268 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:22:35,268 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:22:35,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 00:22:35,474 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:22:35,474 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:22:35,475 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:22:35,475 INFO L85 PathProgramCache]: Analyzing trace with hash 1052295785, now seen corresponding path program 1 times [2023-11-29 00:22:35,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:22:35,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188438277] [2023-11-29 00:22:35,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:22:35,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:22:35,516 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:22:35,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1254660393] [2023-11-29 00:22:35,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:22:35,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:22:35,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:22:35,518 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:22:35,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 00:22:35,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:22:35,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:22:35,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:22:35,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-29 00:22:35,700 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:22:35,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:22:35,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188438277] [2023-11-29 00:22:35,701 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:22:35,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1254660393] [2023-11-29 00:22:35,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1254660393] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:22:35,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:22:35,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 00:22:35,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737700371] [2023-11-29 00:22:35,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:22:35,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 00:22:35,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:22:35,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 00:22:35,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 00:22:35,704 INFO L87 Difference]: Start difference. First operand 104 states and 157 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:22:35,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:22:35,784 INFO L93 Difference]: Finished difference Result 212 states and 319 transitions. [2023-11-29 00:22:35,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 00:22:35,785 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 150 [2023-11-29 00:22:35,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:22:35,787 INFO L225 Difference]: With dead ends: 212 [2023-11-29 00:22:35,787 INFO L226 Difference]: Without dead ends: 109 [2023-11-29 00:22:35,788 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 00:22:35,789 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 58 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 00:22:35,790 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 359 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 00:22:35,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2023-11-29 00:22:35,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 103. [2023-11-29 00:22:35,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 69 states have (on average 1.3478260869565217) internal successors, (93), 70 states have internal predecessors, (93), 31 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-29 00:22:35,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 155 transitions. [2023-11-29 00:22:35,804 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 155 transitions. Word has length 150 [2023-11-29 00:22:35,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:22:35,805 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 155 transitions. [2023-11-29 00:22:35,805 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:22:35,806 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 155 transitions. [2023-11-29 00:22:35,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 00:22:35,808 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:22:35,808 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:22:35,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 00:22:36,010 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2023-11-29 00:22:36,011 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:22:36,011 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:22:36,011 INFO L85 PathProgramCache]: Analyzing trace with hash -36801245, now seen corresponding path program 1 times [2023-11-29 00:22:36,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:22:36,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956785904] [2023-11-29 00:22:36,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:22:36,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:22:36,048 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:22:36,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [645989679] [2023-11-29 00:22:36,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:22:36,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:22:36,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:22:36,050 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:22:36,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 00:22:36,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:22:36,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 00:22:36,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:22:36,758 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 472 proven. 21 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2023-11-29 00:22:36,758 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:22:37,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 45 proven. 21 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-11-29 00:22:37,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:22:37,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956785904] [2023-11-29 00:22:37,638 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:22:37,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [645989679] [2023-11-29 00:22:37,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [645989679] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 00:22:37,639 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 00:22:37,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 16 [2023-11-29 00:22:37,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78580854] [2023-11-29 00:22:37,640 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 00:22:37,641 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-29 00:22:37,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:22:37,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-29 00:22:37,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=176, Unknown=0, NotChecked=0, Total=240 [2023-11-29 00:22:37,643 INFO L87 Difference]: Start difference. First operand 103 states and 155 transitions. Second operand has 16 states, 16 states have (on average 5.125) internal successors, (82), 16 states have internal predecessors, (82), 4 states have call successors, (46), 3 states have call predecessors, (46), 5 states have return successors, (46), 4 states have call predecessors, (46), 4 states have call successors, (46) [2023-11-29 00:22:44,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:22:44,917 INFO L93 Difference]: Finished difference Result 2238 states and 3311 transitions. [2023-11-29 00:22:44,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2023-11-29 00:22:44,918 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.125) internal successors, (82), 16 states have internal predecessors, (82), 4 states have call successors, (46), 3 states have call predecessors, (46), 5 states have return successors, (46), 4 states have call predecessors, (46), 4 states have call successors, (46) Word has length 150 [2023-11-29 00:22:44,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:22:44,932 INFO L225 Difference]: With dead ends: 2238 [2023-11-29 00:22:44,932 INFO L226 Difference]: Without dead ends: 2136 [2023-11-29 00:22:44,938 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 424 GetRequests, 310 SyntacticMatches, 0 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5566 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=2747, Invalid=10593, Unknown=0, NotChecked=0, Total=13340 [2023-11-29 00:22:44,938 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 1867 mSDsluCounter, 1441 mSDsCounter, 0 mSdLazyCounter, 2621 mSolverCounterSat, 1044 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1954 SdHoareTripleChecker+Valid, 1565 SdHoareTripleChecker+Invalid, 3665 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1044 IncrementalHoareTripleChecker+Valid, 2621 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2023-11-29 00:22:44,939 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1954 Valid, 1565 Invalid, 3665 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1044 Valid, 2621 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2023-11-29 00:22:44,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2136 states. [2023-11-29 00:22:45,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2136 to 614. [2023-11-29 00:22:45,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 614 states, 421 states have (on average 1.3539192399049882) internal successors, (570), 426 states have internal predecessors, (570), 178 states have call successors, (178), 14 states have call predecessors, (178), 14 states have return successors, (178), 173 states have call predecessors, (178), 178 states have call successors, (178) [2023-11-29 00:22:45,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 614 states and 926 transitions. [2023-11-29 00:22:45,140 INFO L78 Accepts]: Start accepts. Automaton has 614 states and 926 transitions. Word has length 150 [2023-11-29 00:22:45,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:22:45,140 INFO L495 AbstractCegarLoop]: Abstraction has 614 states and 926 transitions. [2023-11-29 00:22:45,141 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.125) internal successors, (82), 16 states have internal predecessors, (82), 4 states have call successors, (46), 3 states have call predecessors, (46), 5 states have return successors, (46), 4 states have call predecessors, (46), 4 states have call successors, (46) [2023-11-29 00:22:45,141 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 926 transitions. [2023-11-29 00:22:45,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 00:22:45,144 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:22:45,144 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:22:45,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 00:22:45,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:22:45,345 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:22:45,345 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:22:45,345 INFO L85 PathProgramCache]: Analyzing trace with hash -36741663, now seen corresponding path program 1 times [2023-11-29 00:22:45,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:22:45,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128886510] [2023-11-29 00:22:45,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:22:45,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:22:45,376 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:22:45,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [313714] [2023-11-29 00:22:45,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:22:45,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:22:45,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:22:45,378 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:22:45,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 00:22:45,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:22:45,563 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:22:45,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:22:45,778 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:22:45,778 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 00:22:45,780 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 00:22:45,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 00:22:45,982 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-29 00:22:45,985 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-29 00:22:45,987 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 00:22:46,098 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 12:22:46 BoogieIcfgContainer [2023-11-29 00:22:46,098 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 00:22:46,099 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 00:22:46,099 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 00:22:46,099 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 00:22:46,100 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:22:33" (3/4) ... [2023-11-29 00:22:46,101 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 00:22:46,102 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 00:22:46,103 INFO L158 Benchmark]: Toolchain (without parser) took 13832.23ms. Allocated memory was 153.1MB in the beginning and 234.9MB in the end (delta: 81.8MB). Free memory was 118.4MB in the beginning and 173.9MB in the end (delta: -55.5MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2023-11-29 00:22:46,103 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 153.1MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:22:46,104 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.31ms. Allocated memory is still 153.1MB. Free memory was 118.4MB in the beginning and 101.7MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 00:22:46,104 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.68ms. Allocated memory is still 153.1MB. Free memory was 101.7MB in the beginning and 96.0MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 00:22:46,104 INFO L158 Benchmark]: Boogie Preprocessor took 77.74ms. Allocated memory is still 153.1MB. Free memory was 96.0MB in the beginning and 84.8MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 00:22:46,105 INFO L158 Benchmark]: RCFGBuilder took 620.52ms. Allocated memory was 153.1MB in the beginning and 195.0MB in the end (delta: 41.9MB). Free memory was 84.8MB in the beginning and 155.4MB in the end (delta: -70.6MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. [2023-11-29 00:22:46,105 INFO L158 Benchmark]: TraceAbstraction took 12723.43ms. Allocated memory was 195.0MB in the beginning and 234.9MB in the end (delta: 39.8MB). Free memory was 154.3MB in the beginning and 173.9MB in the end (delta: -19.5MB). Peak memory consumption was 133.5MB. Max. memory is 16.1GB. [2023-11-29 00:22:46,105 INFO L158 Benchmark]: Witness Printer took 3.62ms. Allocated memory is still 234.9MB. Free memory is still 173.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:22:46,107 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 153.1MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 331.31ms. Allocated memory is still 153.1MB. Free memory was 118.4MB in the beginning and 101.7MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.68ms. Allocated memory is still 153.1MB. Free memory was 101.7MB in the beginning and 96.0MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.74ms. Allocated memory is still 153.1MB. Free memory was 96.0MB in the beginning and 84.8MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 620.52ms. Allocated memory was 153.1MB in the beginning and 195.0MB in the end (delta: 41.9MB). Free memory was 84.8MB in the beginning and 155.4MB in the end (delta: -70.6MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. * TraceAbstraction took 12723.43ms. Allocated memory was 195.0MB in the beginning and 234.9MB in the end (delta: 39.8MB). Free memory was 154.3MB in the beginning and 173.9MB in the end (delta: -19.5MB). Peak memory consumption was 133.5MB. Max. memory is 16.1GB. * Witness Printer took 3.62ms. Allocated memory is still 234.9MB. Free memory is still 173.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 183, overapproximation of someBinaryArithmeticDOUBLEoperation at line 127, overapproximation of someBinaryDOUBLEComparisonOperation at line 183, overapproximation of someBinaryArithmeticFLOAToperation at line 86. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 99999999999.75; [L23] float var_1_4 = 31.25; [L24] float var_1_5 = 0.0; [L25] float var_1_6 = 99.5; [L26] float var_1_7 = 500.5; [L27] double var_1_8 = 199.96; [L28] double var_1_9 = 256.95; [L29] signed long int var_1_11 = 1523382513; [L30] double var_1_14 = 32.6; [L31] double var_1_15 = 0.875; [L32] unsigned short int var_1_16 = 1; [L33] unsigned char var_1_17 = 1; [L34] float var_1_18 = 0.3; [L35] signed short int var_1_19 = 4; [L36] unsigned char var_1_20 = 0; [L37] unsigned char var_1_24 = 0; [L38] unsigned char var_1_25 = 16; [L39] unsigned char var_1_26 = 5; [L40] signed short int var_1_27 = 64; [L41] unsigned char var_1_28 = 1; [L42] float var_1_29 = 64.5; [L43] float var_1_30 = 0.0; [L44] unsigned long int var_1_31 = 2; [L45] unsigned long int var_1_32 = 1140371764; [L46] unsigned long int var_1_33 = 3119542188; [L47] double var_1_34 = 10.5; [L48] unsigned short int last_1_var_1_16 = 1; [L49] signed short int last_1_var_1_19 = 4; [L50] signed short int last_1_var_1_27 = 64; [L51] float last_1_var_1_29 = 64.5; [L52] unsigned long int last_1_var_1_31 = 2; [L187] isInitial = 1 [L188] FCALL initially() [L189] int k_loop; [L190] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_4=125/4, var_1_5=0, var_1_6=199/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L190] COND TRUE k_loop < 1 [L191] CALL updateLastVariables() [L176] last_1_var_1_16 = var_1_16 [L177] last_1_var_1_19 = var_1_19 [L178] last_1_var_1_27 = var_1_27 [L179] last_1_var_1_29 = var_1_29 [L180] last_1_var_1_31 = var_1_31 [L191] RET updateLastVariables() [L192] CALL updateVariables() [L136] var_1_4 = __VERIFIER_nondet_float() [L137] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_5=0, var_1_6=199/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_5=0, var_1_6=199/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L137] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_5=0, var_1_6=199/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L138] var_1_5 = __VERIFIER_nondet_float() [L139] CALL assume_abort_if_not((var_1_5 >= 4611686.018427382800e+12F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_6=199/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_6=199/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L139] RET assume_abort_if_not((var_1_5 >= 4611686.018427382800e+12F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_6=199/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L140] var_1_6 = __VERIFIER_nondet_float() [L141] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L141] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L142] var_1_7 = __VERIFIER_nondet_float() [L143] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L143] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L144] var_1_11 = __VERIFIER_nondet_long() [L145] CALL assume_abort_if_not(var_1_11 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L145] RET assume_abort_if_not(var_1_11 >= 1073741823) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L146] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L146] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L147] var_1_14 = __VERIFIER_nondet_double() [L148] CALL assume_abort_if_not((var_1_14 >= -230584.3009213691390e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L148] RET assume_abort_if_not((var_1_14 >= -230584.3009213691390e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L149] var_1_15 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_15 >= -230584.3009213691390e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 2305843.009213691390e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L150] RET assume_abort_if_not((var_1_15 >= -230584.3009213691390e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 2305843.009213691390e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L151] var_1_17 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L152] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L153] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L153] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L154] var_1_20 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L155] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L156] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L156] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L157] var_1_25 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L158] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L159] CALL assume_abort_if_not(var_1_25 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L159] RET assume_abort_if_not(var_1_25 <= 64) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L160] var_1_26 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L161] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L162] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L162] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L163] var_1_28 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L164] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L165] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L165] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L166] var_1_30 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_30 >= 2305843.009213691390e+12F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L167] RET assume_abort_if_not((var_1_30 >= 2305843.009213691390e+12F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L168] var_1_32 = __VERIFIER_nondet_ulong() [L169] CALL assume_abort_if_not(var_1_32 >= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L169] RET assume_abort_if_not(var_1_32 >= 1073741824) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L170] CALL assume_abort_if_not(var_1_32 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L170] RET assume_abort_if_not(var_1_32 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L171] var_1_33 = __VERIFIER_nondet_ulong() [L172] CALL assume_abort_if_not(var_1_33 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L172] RET assume_abort_if_not(var_1_33 >= 2147483647) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L173] CALL assume_abort_if_not(var_1_33 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L173] RET assume_abort_if_not(var_1_33 <= 4294967294) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L192] RET updateVariables() [L193] CALL step() [L56] unsigned long int stepLocal_1 = last_1_var_1_31; VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_1=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L57] COND FALSE !(var_1_4 < (last_1_var_1_29 + ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))) [L64] var_1_8 = var_1_7 VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_1=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L66] COND FALSE !(! var_1_20) [L73] var_1_24 = var_1_26 VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_1=2, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L75] signed long int stepLocal_6 = (((var_1_24) < (var_1_24)) ? (var_1_24) : (var_1_24)); [L76] unsigned char stepLocal_5 = var_1_28; VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_1=2, stepLocal_5=1, stepLocal_6=0, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L77] COND FALSE !(stepLocal_6 < var_1_25) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_1=2, stepLocal_5=1, stepLocal_6=0, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L82] signed long int stepLocal_0 = ~ var_1_24; VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_0=-1, stepLocal_1=2, stepLocal_5=1, stepLocal_6=0, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L83] COND TRUE stepLocal_0 <= var_1_24 [L84] var_1_1 = (var_1_4 - (var_1_5 - ((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7))))) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_0=-1, stepLocal_1=2, stepLocal_5=1, stepLocal_6=0, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L86] var_1_29 = (var_1_6 + ((var_1_30 - 7.6f) - var_1_7)) [L87] var_1_31 = ((((((var_1_11 + var_1_32)) > (var_1_33)) ? ((var_1_11 + var_1_32)) : (var_1_33))) - var_1_26) [L88] unsigned char stepLocal_3 = var_1_24; [L89] unsigned long int stepLocal_2 = var_1_31; VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_0=-1, stepLocal_1=2, stepLocal_2=4294967231, stepLocal_3=0, stepLocal_5=1, stepLocal_6=0, var_1_11=2147483584, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_31=4294967231, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L90] COND FALSE !(\read(var_1_17)) [L97] var_1_16 = var_1_27 VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_0=-1, stepLocal_1=2, stepLocal_2=4294967231, stepLocal_3=0, stepLocal_5=1, stepLocal_6=0, var_1_11=2147483584, var_1_16=64, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_31=4294967231, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L99] signed long int stepLocal_8 = ~ var_1_16; [L100] signed long int stepLocal_7 = var_1_24 / var_1_11; VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_0=-1, stepLocal_1=2, stepLocal_2=4294967231, stepLocal_3=0, stepLocal_5=1, stepLocal_6=0, stepLocal_7=0, stepLocal_8=-65, var_1_11=2147483584, var_1_16=64, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_31=4294967231, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L101] COND FALSE !(stepLocal_8 > var_1_31) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_0=-1, stepLocal_1=2, stepLocal_2=4294967231, stepLocal_3=0, stepLocal_5=1, stepLocal_6=0, stepLocal_7=0, stepLocal_8=-65, var_1_11=2147483584, var_1_16=64, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_31=4294967231, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L108] unsigned char stepLocal_4 = var_1_17; VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_0=-1, stepLocal_1=2, stepLocal_2=4294967231, stepLocal_3=0, stepLocal_4=0, stepLocal_5=1, stepLocal_6=0, stepLocal_7=0, stepLocal_8=-65, var_1_11=2147483584, var_1_16=64, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_31=4294967231, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L109] COND FALSE !(stepLocal_4 && var_1_20) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_0=-1, stepLocal_1=2, stepLocal_2=4294967231, stepLocal_3=0, stepLocal_4=0, stepLocal_5=1, stepLocal_6=0, stepLocal_7=0, stepLocal_8=-65, var_1_11=2147483584, var_1_16=64, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_31=4294967231, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L116] COND FALSE !((var_1_1 * (- var_1_5)) < (var_1_6 - var_1_7)) [L123] var_1_19 = ((var_1_16 + var_1_24) + 16) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_0=-1, stepLocal_1=2, stepLocal_2=4294967231, stepLocal_3=0, stepLocal_4=0, stepLocal_5=1, stepLocal_6=0, stepLocal_7=0, stepLocal_8=-65, var_1_11=2147483584, var_1_16=64, var_1_17=0, var_1_18=3/10, var_1_19=80, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_31=4294967231, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L126] COND TRUE (var_1_19 - var_1_16) < ((var_1_11 - var_1_24) - var_1_24) [L127] var_1_9 = (var_1_7 + ((((var_1_6) > ((var_1_14 + var_1_15))) ? (var_1_6) : ((var_1_14 + var_1_15))))) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_0=-1, stepLocal_1=2, stepLocal_2=4294967231, stepLocal_3=0, stepLocal_4=0, stepLocal_5=1, stepLocal_6=0, stepLocal_7=0, stepLocal_8=-65, var_1_11=2147483584, var_1_16=64, var_1_17=0, var_1_18=3/10, var_1_19=80, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_31=4294967231, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_7=2, var_1_8=2] [L131] COND FALSE !(var_1_19 <= var_1_16) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_0=-1, stepLocal_1=2, stepLocal_2=4294967231, stepLocal_3=0, stepLocal_4=0, stepLocal_5=1, stepLocal_6=0, stepLocal_7=0, stepLocal_8=-65, var_1_11=2147483584, var_1_16=64, var_1_17=0, var_1_18=3/10, var_1_19=80, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_31=4294967231, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_7=2, var_1_8=2] [L193] RET step() [L194] CALL, EXPR property() [L183-L184] return ((((((((((((~ var_1_24) <= var_1_24) ? (var_1_1 == ((float) (var_1_4 - (var_1_5 - ((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7))))))) : 1) && ((var_1_4 < (last_1_var_1_29 + ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))) ? ((last_1_var_1_19 < last_1_var_1_31) ? (var_1_8 == ((double) (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))) + var_1_7))) : (var_1_8 == ((double) var_1_4))) : (var_1_8 == ((double) var_1_7)))) && (((var_1_19 - var_1_16) < ((var_1_11 - var_1_24) - var_1_24)) ? (var_1_9 == ((double) (var_1_7 + ((((var_1_6) > ((var_1_14 + var_1_15))) ? (var_1_6) : ((var_1_14 + var_1_15))))))) : (var_1_9 == ((double) (var_1_7 - var_1_5))))) && (var_1_17 ? ((var_1_11 <= var_1_24) ? ((var_1_24 <= var_1_31) ? (var_1_16 == ((unsigned short int) var_1_27)) : 1) : 1) : (var_1_16 == ((unsigned short int) var_1_27)))) && ((var_1_19 <= var_1_16) ? (var_1_18 == ((float) (var_1_15 + 64.4f))) : 1)) && ((var_1_17 && var_1_20) ? (var_1_17 ? (var_1_19 == ((signed short int) ((var_1_16 - var_1_24) + 50))) : (var_1_19 == ((signed short int) ((((var_1_24) > (var_1_16)) ? (var_1_24) : (var_1_16)))))) : (((var_1_1 * (- var_1_5)) < (var_1_6 - var_1_7)) ? ((var_1_14 == var_1_8) ? (var_1_19 == ((signed short int) var_1_16)) : (var_1_19 == ((signed short int) (var_1_16 + var_1_24)))) : (var_1_19 == ((signed short int) ((var_1_16 + var_1_24) + 16)))))) && ((! var_1_20) ? ((last_1_var_1_16 <= last_1_var_1_16) ? (var_1_24 == ((unsigned char) ((var_1_25 + 1) + var_1_26))) : (var_1_24 == ((unsigned char) var_1_26))) : (var_1_24 == ((unsigned char) var_1_26)))) && ((((((var_1_24) < (var_1_24)) ? (var_1_24) : (var_1_24))) < var_1_25) ? (((var_1_20 || var_1_17) && var_1_28) ? (var_1_27 == ((signed short int) (((((((((var_1_24) > (var_1_24)) ? (var_1_24) : (var_1_24))) + last_1_var_1_27)) < (((((var_1_25) > (var_1_26)) ? (var_1_25) : (var_1_26))))) ? ((((((var_1_24) > (var_1_24)) ? (var_1_24) : (var_1_24))) + last_1_var_1_27)) : (((((var_1_25) > (var_1_26)) ? (var_1_25) : (var_1_26)))))))) : 1) : 1)) && (var_1_29 == ((float) (var_1_6 + ((var_1_30 - 7.6f) - var_1_7))))) && (var_1_31 == ((unsigned long int) ((((((var_1_11 + var_1_32)) > (var_1_33)) ? ((var_1_11 + var_1_32)) : (var_1_33))) - var_1_26)))) && (((~ var_1_16) > var_1_31) ? (((var_1_24 / var_1_11) >= var_1_26) ? (var_1_34 == ((double) ((((((-5.2001036938992108E18) < 0 ) ? -(-5.2001036938992108E18) : (-5.2001036938992108E18))) - 50.25) - var_1_4))) : (var_1_34 == ((double) var_1_7))) : 1) ; [L194] RET, EXPR property() [L194] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=64, var_1_17=0, var_1_18=3/10, var_1_19=80, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_31=4294967231, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_7=2, var_1_8=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483584, var_1_16=64, var_1_17=0, var_1_18=3/10, var_1_19=80, var_1_20=1, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=1, var_1_31=4294967231, var_1_32=2147483647, var_1_33=4294967230, var_1_34=21/2, var_1_7=2, var_1_8=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.6s, OverallIterations: 6, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2082 SdHoareTripleChecker+Valid, 4.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1995 mSDsluCounter, 2428 SdHoareTripleChecker+Invalid, 4.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1841 mSDsCounter, 1046 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2697 IncrementalHoareTripleChecker+Invalid, 3743 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1046 mSolverCounterUnsat, 587 mSDtfsCounter, 2697 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1021 GetRequests, 902 SyntacticMatches, 0 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5566 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=614occurred in iteration=5, InterpolantAutomatonStates: 125, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 1531 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 1050 NumberOfCodeBlocks, 1050 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 894 ConstructedInterpolants, 0 QuantifiedInterpolants, 2729 SizeOfPredicates, 10 NumberOfNonLiveVariables, 1865 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 6030/6072 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 [2023-11-29 00:22:46,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with 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_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-84.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 046e4169d322167d7576c9c2b9007e1beb6aeeec9394209bc254f3d13fdc20dd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:22:48,095 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:22:48,164 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 00:22:48,170 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:22:48,171 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:22:48,207 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:22:48,208 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:22:48,209 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:22:48,209 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:22:48,210 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:22:48,211 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 00:22:48,211 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 00:22:48,212 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:22:48,213 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:22:48,213 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:22:48,214 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:22:48,215 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 00:22:48,215 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 00:22:48,216 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 00:22:48,216 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:22:48,217 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 00:22:48,217 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 00:22:48,218 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 00:22:48,218 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 00:22:48,219 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 00:22:48,219 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 00:22:48,220 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 00:22:48,220 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 00:22:48,220 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:22:48,221 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:22:48,221 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:22:48,222 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 00:22:48,222 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 00:22:48,222 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:22:48,222 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:22:48,223 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 00:22:48,223 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 00:22:48,223 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 00:22:48,224 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 00:22:48,224 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 00:22:48,224 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 00:22:48,224 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 00:22:48,225 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 00:22:48,225 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 00:22:48,225 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 00:22:48,225 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 046e4169d322167d7576c9c2b9007e1beb6aeeec9394209bc254f3d13fdc20dd [2023-11-29 00:22:48,499 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:22:48,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:22:48,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:22:48,525 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:22:48,525 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:22:48,527 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-84.i [2023-11-29 00:22:51,352 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:22:51,556 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:22:51,557 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-84.i [2023-11-29 00:22:51,567 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/data/ccdbbacab/95f25c779b6e4d7d84dbd63a12bf22fe/FLAGa2a0acd4a [2023-11-29 00:22:51,582 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/data/ccdbbacab/95f25c779b6e4d7d84dbd63a12bf22fe [2023-11-29 00:22:51,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:22:51,587 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:22:51,588 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:22:51,589 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:22:51,594 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:22:51,595 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:22:51" (1/1) ... [2023-11-29 00:22:51,596 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@767b7269 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:51, skipping insertion in model container [2023-11-29 00:22:51,596 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:22:51" (1/1) ... [2023-11-29 00:22:51,636 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:22:51,803 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_60b0d34c-bbb5-4c35-8579-763f11038cf7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-84.i[916,929] [2023-11-29 00:22:51,876 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:22:51,892 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:22:51,904 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_60b0d34c-bbb5-4c35-8579-763f11038cf7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-84.i[916,929] [2023-11-29 00:22:51,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:22:51,964 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:22:51,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:51 WrapperNode [2023-11-29 00:22:51,965 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:22:51,966 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:22:51,966 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:22:51,967 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:22:51,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:51" (1/1) ... [2023-11-29 00:22:51,989 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:51" (1/1) ... [2023-11-29 00:22:52,021 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 192 [2023-11-29 00:22:52,022 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:22:52,023 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:22:52,023 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:22:52,023 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:22:52,035 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:51" (1/1) ... [2023-11-29 00:22:52,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:51" (1/1) ... [2023-11-29 00:22:52,041 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:51" (1/1) ... [2023-11-29 00:22:52,057 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 00:22:52,057 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:51" (1/1) ... [2023-11-29 00:22:52,057 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:51" (1/1) ... [2023-11-29 00:22:52,072 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:51" (1/1) ... [2023-11-29 00:22:52,076 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:51" (1/1) ... [2023-11-29 00:22:52,080 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:51" (1/1) ... [2023-11-29 00:22:52,082 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:51" (1/1) ... [2023-11-29 00:22:52,088 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:22:52,089 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:22:52,090 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:22:52,090 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:22:52,091 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:51" (1/1) ... [2023-11-29 00:22:52,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:22:52,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:22:52,119 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 00:22:52,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 00:22:52,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 00:22:52,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 00:22:52,159 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 00:22:52,159 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 00:22:52,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:22:52,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:22:52,249 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:22:52,251 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:23:04,250 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:23:04,302 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:23:04,303 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 00:23:04,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:23:04 BoogieIcfgContainer [2023-11-29 00:23:04,304 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:23:04,307 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 00:23:04,307 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 00:23:04,309 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 00:23:04,310 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 12:22:51" (1/3) ... [2023-11-29 00:23:04,310 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4430f95b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:23:04, skipping insertion in model container [2023-11-29 00:23:04,311 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:22:51" (2/3) ... [2023-11-29 00:23:04,311 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4430f95b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:23:04, skipping insertion in model container [2023-11-29 00:23:04,311 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:23:04" (3/3) ... [2023-11-29 00:23:04,312 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-84.i [2023-11-29 00:23:04,328 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 00:23:04,328 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 00:23:04,372 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 00:23:04,378 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=PETRI_NET, 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;@7a1d9f23, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 00:23:04,378 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 00:23:04,382 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 48 states have (on average 1.4791666666666667) internal successors, (71), 49 states have internal predecessors, (71), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-29 00:23:04,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 00:23:04,396 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:23:04,397 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:23:04,397 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:23:04,402 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:23:04,402 INFO L85 PathProgramCache]: Analyzing trace with hash -738045709, now seen corresponding path program 1 times [2023-11-29 00:23:04,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:23:04,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1063270977] [2023-11-29 00:23:04,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:23:04,415 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 [2023-11-29 00:23:04,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:23:04,418 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 00:23:04,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:23:05,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:23:05,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 00:23:05,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:23:05,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2023-11-29 00:23:05,353 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:23:05,354 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:23:05,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1063270977] [2023-11-29 00:23:05,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1063270977] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:23:05,355 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:23:05,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:23:05,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465916614] [2023-11-29 00:23:05,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:23:05,361 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 00:23:05,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:23:05,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 00:23:05,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 00:23:05,388 INFO L87 Difference]: Start difference. First operand has 74 states, 48 states have (on average 1.4791666666666667) internal successors, (71), 49 states have internal predecessors, (71), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-29 00:23:09,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:23:09,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:23:09,856 INFO L93 Difference]: Finished difference Result 147 states and 256 transitions. [2023-11-29 00:23:09,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 00:23:09,859 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 150 [2023-11-29 00:23:09,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:23:09,866 INFO L225 Difference]: With dead ends: 147 [2023-11-29 00:23:09,866 INFO L226 Difference]: Without dead ends: 72 [2023-11-29 00:23:09,869 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 00:23:09,873 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2023-11-29 00:23:09,874 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2023-11-29 00:23:09,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2023-11-29 00:23:09,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2023-11-29 00:23:09,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 47 states have (on average 1.3829787234042554) internal successors, (65), 47 states have internal predecessors, (65), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-29 00:23:09,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 111 transitions. [2023-11-29 00:23:09,922 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 111 transitions. Word has length 150 [2023-11-29 00:23:09,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:23:09,923 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 111 transitions. [2023-11-29 00:23:09,923 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-29 00:23:09,924 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2023-11-29 00:23:09,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 00:23:09,927 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:23:09,928 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:23:09,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:23:10,128 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:23:10,129 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:23:10,129 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:23:10,130 INFO L85 PathProgramCache]: Analyzing trace with hash 408231469, now seen corresponding path program 1 times [2023-11-29 00:23:10,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:23:10,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1602042326] [2023-11-29 00:23:10,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:23:10,131 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 [2023-11-29 00:23:10,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:23:10,132 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 00:23:10,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:23:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:23:10,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 00:23:10,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:23:11,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-29 00:23:11,062 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:23:11,062 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:23:11,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1602042326] [2023-11-29 00:23:11,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1602042326] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:23:11,063 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:23:11,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 00:23:11,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976709248] [2023-11-29 00:23:11,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:23:11,065 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:23:11,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:23:11,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:23:11,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:23:11,067 INFO L87 Difference]: Start difference. First operand 72 states and 111 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:23:16,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.28s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:23:20,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:23:24,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:23:24,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:23:24,945 INFO L93 Difference]: Finished difference Result 143 states and 221 transitions. [2023-11-29 00:23:24,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:23:24,946 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 150 [2023-11-29 00:23:24,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:23:24,948 INFO L225 Difference]: With dead ends: 143 [2023-11-29 00:23:24,948 INFO L226 Difference]: Without dead ends: 72 [2023-11-29 00:23:24,949 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:23:24,951 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 26 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.9s IncrementalHoareTripleChecker+Time [2023-11-29 00:23:24,952 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 169 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 2 Unknown, 0 Unchecked, 13.9s Time] [2023-11-29 00:23:24,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2023-11-29 00:23:24,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2023-11-29 00:23:24,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 47 states have (on average 1.3617021276595744) internal successors, (64), 47 states have internal predecessors, (64), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-29 00:23:24,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 110 transitions. [2023-11-29 00:23:24,977 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 110 transitions. Word has length 150 [2023-11-29 00:23:24,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:23:24,979 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 110 transitions. [2023-11-29 00:23:24,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:23:24,979 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 110 transitions. [2023-11-29 00:23:24,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 00:23:24,982 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:23:24,982 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:23:25,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/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)] Ended with exit code 0 [2023-11-29 00:23:25,183 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:23:25,183 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:23:25,184 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:23:25,184 INFO L85 PathProgramCache]: Analyzing trace with hash 995037483, now seen corresponding path program 1 times [2023-11-29 00:23:25,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:23:25,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [775817134] [2023-11-29 00:23:25,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:23:25,185 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 [2023-11-29 00:23:25,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:23:25,187 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 00:23:25,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:23:25,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:23:26,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 00:23:26,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:23:26,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 508 proven. 39 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2023-11-29 00:23:26,900 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:23:27,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-29 00:23:27,097 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:23:27,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [775817134] [2023-11-29 00:23:27,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [775817134] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 00:23:27,097 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 00:23:27,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 7 [2023-11-29 00:23:27,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65631550] [2023-11-29 00:23:27,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:23:27,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 00:23:27,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:23:27,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 00:23:27,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-29 00:23:27,100 INFO L87 Difference]: Start difference. First operand 72 states and 110 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:23:31,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:23:35,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:23:39,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:23:43,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:23:47,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:23:51,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:23:55,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:23:55,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:23:55,688 INFO L93 Difference]: Finished difference Result 180 states and 272 transitions. [2023-11-29 00:23:55,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 00:23:55,689 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 150 [2023-11-29 00:23:55,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:23:55,692 INFO L225 Difference]: With dead ends: 180 [2023-11-29 00:23:55,692 INFO L226 Difference]: Without dead ends: 109 [2023-11-29 00:23:55,694 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 293 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-29 00:23:55,695 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 58 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.5s IncrementalHoareTripleChecker+Time [2023-11-29 00:23:55,696 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 358 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 7 Unknown, 0 Unchecked, 28.5s Time] [2023-11-29 00:23:55,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2023-11-29 00:23:55,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 103. [2023-11-29 00:23:55,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 69 states have (on average 1.3478260869565217) internal successors, (93), 70 states have internal predecessors, (93), 31 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-29 00:23:55,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 155 transitions. [2023-11-29 00:23:55,713 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 155 transitions. Word has length 150 [2023-11-29 00:23:55,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:23:55,714 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 155 transitions. [2023-11-29 00:23:55,714 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:23:55,714 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 155 transitions. [2023-11-29 00:23:55,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 00:23:55,717 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:23:55,717 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:23:55,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:23:55,917 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:23:55,918 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:23:55,918 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:23:55,918 INFO L85 PathProgramCache]: Analyzing trace with hash -36801245, now seen corresponding path program 1 times [2023-11-29 00:23:55,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:23:55,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1770960151] [2023-11-29 00:23:55,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:23:55,919 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 [2023-11-29 00:23:55,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:23:55,920 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 00:23:55,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:23:56,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:23:56,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 00:23:56,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:23:58,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 472 proven. 21 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2023-11-29 00:23:58,967 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:23:59,743 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:23:59,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1770960151] [2023-11-29 00:23:59,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1770960151] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 00:23:59,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [341938625] [2023-11-29 00:23:59,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:23:59,744 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 00:23:59,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 00:23:59,745 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 00:23:59,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-29 00:24:02,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:24:02,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 00:24:02,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:24:03,775 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 472 proven. 21 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2023-11-29 00:24:03,775 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:24:04,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [341938625] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 00:24:04,197 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 00:24:04,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2023-11-29 00:24:04,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304202196] [2023-11-29 00:24:04,198 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 00:24:04,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 00:24:04,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:24:04,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 00:24:04,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2023-11-29 00:24:04,200 INFO L87 Difference]: Start difference. First operand 103 states and 155 transitions. Second operand has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-29 00:24:09,766 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:24:16,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:24:18,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:24:21,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.38s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:24:26,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:24:29,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:24:30,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:24:31,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:24:36,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:24:40,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:24:44,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:24:45,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:24:49,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:24:53,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:24:57,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:25:01,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:25:05,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:25:09,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:25:13,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:25:17,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:25:21,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:25:25,711 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:25:29,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:25:33,724 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:25:37,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:25:41,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:25:45,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:25:49,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:25:53,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:25:57,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:26:01,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:26:05,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:26:09,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:26:13,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:26:17,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:26:24,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:26:26,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:26:32,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:26:36,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.43s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:26:38,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:26:42,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:26:46,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:26:50,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:26:54,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:26:58,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:27:02,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:27:06,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:27:10,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:27:14,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:27:18,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:27:22,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:27:26,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:27:30,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:27:31,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:27:31,983 INFO L93 Difference]: Finished difference Result 847 states and 1259 transitions. [2023-11-29 00:27:31,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-11-29 00:27:31,984 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 150 [2023-11-29 00:27:31,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:27:31,992 INFO L225 Difference]: With dead ends: 847 [2023-11-29 00:27:31,993 INFO L226 Difference]: Without dead ends: 745 [2023-11-29 00:27:31,994 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 445 GetRequests, 404 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 442 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=492, Invalid=1314, Unknown=0, NotChecked=0, Total=1806 [2023-11-29 00:27:31,995 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 593 mSDsluCounter, 841 mSDsCounter, 0 mSdLazyCounter, 757 mSolverCounterSat, 275 mSolverCounterUnsat, 41 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 204.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 609 SdHoareTripleChecker+Valid, 960 SdHoareTripleChecker+Invalid, 1073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 275 IncrementalHoareTripleChecker+Valid, 757 IncrementalHoareTripleChecker+Invalid, 41 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 205.5s IncrementalHoareTripleChecker+Time [2023-11-29 00:27:31,996 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [609 Valid, 960 Invalid, 1073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [275 Valid, 757 Invalid, 41 Unknown, 0 Unchecked, 205.5s Time] [2023-11-29 00:27:31,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2023-11-29 00:27:32,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 337. [2023-11-29 00:27:32,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 235 states have (on average 1.3702127659574468) internal successors, (322), 238 states have internal predecessors, (322), 93 states have call successors, (93), 8 states have call predecessors, (93), 8 states have return successors, (93), 90 states have call predecessors, (93), 93 states have call successors, (93) [2023-11-29 00:27:32,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 508 transitions. [2023-11-29 00:27:32,082 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 508 transitions. Word has length 150 [2023-11-29 00:27:32,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:27:32,083 INFO L495 AbstractCegarLoop]: Abstraction has 337 states and 508 transitions. [2023-11-29 00:27:32,083 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-29 00:27:32,084 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 508 transitions. [2023-11-29 00:27:32,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 00:27:32,086 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:27:32,086 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:27:32,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/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)] Ended with exit code 0 [2023-11-29 00:27:32,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-11-29 00:27:32,491 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 00:27:32,491 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:27:32,491 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:27:32,492 INFO L85 PathProgramCache]: Analyzing trace with hash -36741663, now seen corresponding path program 1 times [2023-11-29 00:27:32,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:27:32,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [867154326] [2023-11-29 00:27:32,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:27:32,492 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 [2023-11-29 00:27:32,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:27:32,493 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 00:27:32,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60b0d34c-bbb5-4c35-8579-763f11038cf7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-29 00:27:34,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:27:34,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 54 conjunts are in the unsatisfiable core [2023-11-29 00:27:34,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:42,044 WARN L293 SmtUtils]: Spent 6.40s on a formula simplification that was a NOOP. DAG size: 76 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 00:30:07,039 WARN L293 SmtUtils]: Spent 5.62s on a formula simplification that was a NOOP. DAG size: 79 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 00:30:31,184 WARN L293 SmtUtils]: Spent 5.20s on a formula simplification that was a NOOP. DAG size: 79 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 00:31:12,685 WARN L293 SmtUtils]: Spent 5.31s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:31:37,523 WARN L293 SmtUtils]: Spent 7.17s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:31:53,142 WARN L293 SmtUtils]: Spent 5.09s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:32:11,956 WARN L293 SmtUtils]: Spent 5.62s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:34:37,424 WARN L293 SmtUtils]: Spent 1.73m on a formula simplification that was a NOOP. DAG size: 91 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 00:34:45,622 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:34:53,742 WARN L293 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:35:00,575 WARN L293 SmtUtils]: Spent 6.83s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:35:06,880 WARN L293 SmtUtils]: Spent 6.30s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:35:17,422 WARN L293 SmtUtils]: Spent 6.61s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:35:24,319 WARN L293 SmtUtils]: Spent 6.90s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:35:31,882 WARN L293 SmtUtils]: Spent 7.56s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:35:40,028 WARN L293 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:35:48,228 WARN L293 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:35:56,366 WARN L293 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:36:04,518 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:36:12,669 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:36:19,504 WARN L293 SmtUtils]: Spent 6.83s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:36:27,192 WARN L293 SmtUtils]: Spent 7.69s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:36:35,342 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:36:43,521 WARN L293 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:36:50,724 WARN L293 SmtUtils]: Spent 7.20s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:36:57,799 WARN L293 SmtUtils]: Spent 7.08s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:37:05,985 WARN L293 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:37:14,112 WARN L293 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:37:22,267 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)