./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-27.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX --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 50be18fcf69a7c1dbc1c561b7fb19ea5d9f8670f998b213ac5992856b4ad08c0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:10:16,049 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:10:16,143 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 18:10:16,152 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:10:16,152 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:10:16,195 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:10:16,198 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:10:16,198 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:10:16,199 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:10:16,200 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:10:16,200 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:10:16,201 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:10:16,202 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:10:16,207 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:10:16,208 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:10:16,209 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:10:16,209 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:10:16,209 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 18:10:16,210 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 18:10:16,210 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 18:10:16,210 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:10:16,211 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:10:16,211 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:10:16,213 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:10:16,213 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:10:16,214 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 18:10:16,214 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:10:16,214 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:10:16,215 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:10:16,215 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:10:16,229 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:10:16,229 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:10:16,229 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:10:16,230 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:10:16,230 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:10:16,230 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:10:16,230 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 18:10:16,230 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 18:10:16,231 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:10:16,231 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:10:16,231 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:10:16,231 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:10:16,232 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_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50be18fcf69a7c1dbc1c561b7fb19ea5d9f8670f998b213ac5992856b4ad08c0 [2024-11-08 18:10:16,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:10:16,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:10:16,599 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:10:16,600 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:10:16,601 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:10:16,602 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-27.i Unable to find full path for "g++" [2024-11-08 18:10:18,726 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:10:18,973 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:10:18,974 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-27.i [2024-11-08 18:10:18,988 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/data/c0b7a6aa1/845e7aa1352b41408ce4c9f81c0f4ad3/FLAGdc92a31e2 [2024-11-08 18:10:19,010 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/data/c0b7a6aa1/845e7aa1352b41408ce4c9f81c0f4ad3 [2024-11-08 18:10:19,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:10:19,018 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:10:19,019 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:10:19,021 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:10:19,026 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:10:19,029 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:10:19" (1/1) ... [2024-11-08 18:10:19,031 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11f6e024 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:19, skipping insertion in model container [2024-11-08 18:10:19,031 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:10:19" (1/1) ... [2024-11-08 18:10:19,075 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:10:19,281 WARN L250 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_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-27.i[916,929] [2024-11-08 18:10:19,410 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:10:19,426 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:10:19,441 WARN L250 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_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-27.i[916,929] [2024-11-08 18:10:19,498 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:10:19,535 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:10:19,535 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:19 WrapperNode [2024-11-08 18:10:19,536 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:10:19,537 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:10:19,538 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:10:19,538 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:10:19,546 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:19" (1/1) ... [2024-11-08 18:10:19,565 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:19" (1/1) ... [2024-11-08 18:10:19,629 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 217 [2024-11-08 18:10:19,629 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:10:19,630 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:10:19,630 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:10:19,631 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:10:19,650 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:19" (1/1) ... [2024-11-08 18:10:19,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:19" (1/1) ... [2024-11-08 18:10:19,656 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:19" (1/1) ... [2024-11-08 18:10:19,679 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]. [2024-11-08 18:10:19,679 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:19" (1/1) ... [2024-11-08 18:10:19,680 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:19" (1/1) ... [2024-11-08 18:10:19,696 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:19" (1/1) ... [2024-11-08 18:10:19,705 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:19" (1/1) ... [2024-11-08 18:10:19,713 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:19" (1/1) ... [2024-11-08 18:10:19,716 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:19" (1/1) ... [2024-11-08 18:10:19,723 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:10:19,724 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:10:19,724 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:10:19,724 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:10:19,725 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:19" (1/1) ... [2024-11-08 18:10:19,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:10:19,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:10:19,756 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:10:19,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:10:19,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:10:19,792 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 18:10:19,793 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 18:10:19,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 18:10:19,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:10:19,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:10:19,916 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:10:19,919 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:10:20,663 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-08 18:10:20,663 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:10:20,686 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:10:20,686 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 18:10:20,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:10:20 BoogieIcfgContainer [2024-11-08 18:10:20,687 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:10:20,696 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:10:20,696 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:10:20,701 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:10:20,702 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:10:19" (1/3) ... [2024-11-08 18:10:20,704 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36eecaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:10:20, skipping insertion in model container [2024-11-08 18:10:20,705 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:19" (2/3) ... [2024-11-08 18:10:20,705 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36eecaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:10:20, skipping insertion in model container [2024-11-08 18:10:20,706 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:10:20" (3/3) ... [2024-11-08 18:10:20,708 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-27.i [2024-11-08 18:10:20,738 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:10:20,738 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:10:20,827 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:10:20,835 INFO L333 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, 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;@649d7ca1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:10:20,836 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:10:20,843 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 66 states have (on average 1.4242424242424243) internal successors, (94), 67 states have internal predecessors, (94), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-08 18:10:20,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-08 18:10:20,869 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:10:20,872 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:10:20,874 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:10:20,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:10:20,883 INFO L85 PathProgramCache]: Analyzing trace with hash 359154987, now seen corresponding path program 1 times [2024-11-08 18:10:20,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:10:20,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32407638] [2024-11-08 18:10:20,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:10:20,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:10:21,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:10:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:10:21,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 18:10:21,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 18:10:21,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:10:21,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 18:10:21,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:10:21,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 18:10:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:10:21,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 18:10:21,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 18:10:21,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 18:10:21,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 18:10:21,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 18:10:21,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 18:10:21,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 18:10:21,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:10:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:10:21,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:10:21,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:10:21,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 18:10:21,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 18:10:21,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 18:10:21,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-08 18:10:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 18:10:21,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-08 18:10:21,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 18:10:21,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:21,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-08 18:10:21,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:10:21,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32407638] [2024-11-08 18:10:21,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32407638] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:10:21,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:10:21,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:10:21,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267937565] [2024-11-08 18:10:21,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:10:21,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 18:10:21,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:10:21,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 18:10:21,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:10:21,821 INFO L87 Difference]: Start difference. First operand has 96 states, 66 states have (on average 1.4242424242424243) internal successors, (94), 67 states have internal predecessors, (94), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-08 18:10:21,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:10:21,868 INFO L93 Difference]: Finished difference Result 189 states and 320 transitions. [2024-11-08 18:10:21,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 18:10:21,871 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) Word has length 181 [2024-11-08 18:10:21,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:10:21,881 INFO L225 Difference]: With dead ends: 189 [2024-11-08 18:10:21,882 INFO L226 Difference]: Without dead ends: 92 [2024-11-08 18:10:21,887 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:10:21,891 INFO L432 NwaCegarLoop]: 145 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 145 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:10:21,892 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:10:21,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2024-11-08 18:10:21,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2024-11-08 18:10:21,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 63 states have (on average 1.3650793650793651) internal successors, (86), 63 states have internal predecessors, (86), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-08 18:10:21,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 140 transitions. [2024-11-08 18:10:21,962 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 140 transitions. Word has length 181 [2024-11-08 18:10:21,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:10:21,962 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 140 transitions. [2024-11-08 18:10:21,963 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-08 18:10:21,963 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 140 transitions. [2024-11-08 18:10:21,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-08 18:10:21,970 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:10:21,971 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:10:21,971 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 18:10:21,971 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:10:21,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:10:21,972 INFO L85 PathProgramCache]: Analyzing trace with hash -2104783893, now seen corresponding path program 1 times [2024-11-08 18:10:21,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:10:21,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606975076] [2024-11-08 18:10:21,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:10:21,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:10:22,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:10:22,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:10:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 18:10:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 18:10:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:10:22,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 18:10:22,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:10:22,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 18:10:22,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:10:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 18:10:22,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 18:10:22,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 18:10:22,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 18:10:22,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 18:10:22,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 18:10:22,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 18:10:22,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:10:22,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:10:22,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:10:22,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:10:22,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 18:10:22,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 18:10:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 18:10:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-08 18:10:22,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 18:10:22,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-08 18:10:22,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 18:10:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:22,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-08 18:10:22,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:10:22,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606975076] [2024-11-08 18:10:22,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606975076] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:10:22,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:10:22,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:10:22,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292350966] [2024-11-08 18:10:22,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:10:22,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:10:22,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:10:22,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:10:22,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:10:22,598 INFO L87 Difference]: Start difference. First operand 92 states and 140 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-08 18:10:22,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:10:22,769 INFO L93 Difference]: Finished difference Result 266 states and 406 transitions. [2024-11-08 18:10:22,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:10:22,770 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 182 [2024-11-08 18:10:22,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:10:22,774 INFO L225 Difference]: With dead ends: 266 [2024-11-08 18:10:22,775 INFO L226 Difference]: Without dead ends: 177 [2024-11-08 18:10:22,776 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:10:22,778 INFO L432 NwaCegarLoop]: 163 mSDtfsCounter, 130 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 283 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:10:22,778 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 283 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:10:22,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2024-11-08 18:10:22,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 103. [2024-11-08 18:10:22,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 74 states have (on average 1.3513513513513513) internal successors, (100), 74 states have internal predecessors, (100), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-08 18:10:22,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 154 transitions. [2024-11-08 18:10:22,804 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 154 transitions. Word has length 182 [2024-11-08 18:10:22,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:10:22,806 INFO L471 AbstractCegarLoop]: Abstraction has 103 states and 154 transitions. [2024-11-08 18:10:22,807 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-08 18:10:22,807 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 154 transitions. [2024-11-08 18:10:22,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-08 18:10:22,811 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:10:22,811 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:10:22,812 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 18:10:22,812 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:10:22,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:10:22,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1178569246, now seen corresponding path program 1 times [2024-11-08 18:10:22,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:10:22,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460486293] [2024-11-08 18:10:22,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:10:22,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:10:23,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:10:25,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:10:25,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 18:10:25,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 18:10:25,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:10:25,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 18:10:25,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:10:25,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 18:10:25,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:10:25,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 18:10:25,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 18:10:25,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 18:10:25,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 18:10:25,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 18:10:25,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 18:10:25,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 18:10:25,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:10:25,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:10:25,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:10:25,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:10:25,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 18:10:25,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 18:10:25,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 18:10:25,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-08 18:10:25,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 18:10:25,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-08 18:10:25,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 18:10:25,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 72 proven. 204 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-08 18:10:25,542 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:10:25,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460486293] [2024-11-08 18:10:25,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460486293] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:10:25,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [475548906] [2024-11-08 18:10:25,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:10:25,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:10:25,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:10:25,549 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:10:25,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 18:10:25,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:25,801 INFO L255 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-08 18:10:25,819 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:10:29,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 855 proven. 294 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-11-08 18:10:29,166 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:10:33,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [475548906] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:10:33,187 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 18:10:33,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 24] total 32 [2024-11-08 18:10:33,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513292634] [2024-11-08 18:10:33,188 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 18:10:33,189 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-08 18:10:33,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:10:33,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-08 18:10:33,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=435, Invalid=1635, Unknown=0, NotChecked=0, Total=2070 [2024-11-08 18:10:33,193 INFO L87 Difference]: Start difference. First operand 103 states and 154 transitions. Second operand has 32 states, 31 states have (on average 3.935483870967742) internal successors, (122), 30 states have internal predecessors, (122), 13 states have call successors, (53), 8 states have call predecessors, (53), 13 states have return successors, (53), 11 states have call predecessors, (53), 13 states have call successors, (53) [2024-11-08 18:10:36,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:10:36,228 INFO L93 Difference]: Finished difference Result 290 states and 397 transitions. [2024-11-08 18:10:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-08 18:10:36,229 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 31 states have (on average 3.935483870967742) internal successors, (122), 30 states have internal predecessors, (122), 13 states have call successors, (53), 8 states have call predecessors, (53), 13 states have return successors, (53), 11 states have call predecessors, (53), 13 states have call successors, (53) Word has length 183 [2024-11-08 18:10:36,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:10:36,232 INFO L225 Difference]: With dead ends: 290 [2024-11-08 18:10:36,233 INFO L226 Difference]: Without dead ends: 190 [2024-11-08 18:10:36,235 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 428 GetRequests, 360 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1213 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=925, Invalid=3905, Unknown=0, NotChecked=0, Total=4830 [2024-11-08 18:10:36,237 INFO L432 NwaCegarLoop]: 110 mSDtfsCounter, 316 mSDsluCounter, 689 mSDsCounter, 0 mSdLazyCounter, 1332 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 318 SdHoareTripleChecker+Valid, 799 SdHoareTripleChecker+Invalid, 1350 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 1332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-08 18:10:36,237 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [318 Valid, 799 Invalid, 1350 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 1332 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-08 18:10:36,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2024-11-08 18:10:36,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 139. [2024-11-08 18:10:36,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 102 states have (on average 1.2549019607843137) internal successors, (128), 102 states have internal predecessors, (128), 27 states have call successors, (27), 9 states have call predecessors, (27), 9 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-08 18:10:36,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 182 transitions. [2024-11-08 18:10:36,270 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 182 transitions. Word has length 183 [2024-11-08 18:10:36,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:10:36,270 INFO L471 AbstractCegarLoop]: Abstraction has 139 states and 182 transitions. [2024-11-08 18:10:36,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 31 states have (on average 3.935483870967742) internal successors, (122), 30 states have internal predecessors, (122), 13 states have call successors, (53), 8 states have call predecessors, (53), 13 states have return successors, (53), 11 states have call predecessors, (53), 13 states have call successors, (53) [2024-11-08 18:10:36,271 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 182 transitions. [2024-11-08 18:10:36,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-08 18:10:36,277 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:10:36,277 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:10:36,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 18:10:36,478 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:10:36,479 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:10:36,479 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:10:36,480 INFO L85 PathProgramCache]: Analyzing trace with hash 1436734684, now seen corresponding path program 1 times [2024-11-08 18:10:36,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:10:36,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135125490] [2024-11-08 18:10:36,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:10:36,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:10:36,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:10:37,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:10:37,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 18:10:37,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 18:10:37,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:10:37,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 18:10:37,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:10:37,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 18:10:37,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:10:37,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 18:10:37,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 18:10:37,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 18:10:37,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 18:10:37,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 18:10:37,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 18:10:37,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 18:10:37,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:10:37,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:10:37,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:10:37,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:10:37,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 18:10:37,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 18:10:37,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 18:10:37,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-08 18:10:37,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 18:10:37,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-08 18:10:37,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 18:10:37,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 39 proven. 39 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-08 18:10:37,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:10:37,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135125490] [2024-11-08 18:10:37,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135125490] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:10:37,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1009458419] [2024-11-08 18:10:37,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:10:37,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:10:37,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:10:37,540 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:10:37,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 18:10:37,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:37,734 INFO L255 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 18:10:37,743 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:10:38,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 743 proven. 72 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2024-11-08 18:10:38,568 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:10:39,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 39 proven. 39 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-08 18:10:39,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1009458419] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 18:10:39,179 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 18:10:39,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10, 7] total 17 [2024-11-08 18:10:39,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42219643] [2024-11-08 18:10:39,180 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 18:10:39,181 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-08 18:10:39,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:10:39,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-08 18:10:39,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2024-11-08 18:10:39,184 INFO L87 Difference]: Start difference. First operand 139 states and 182 transitions. Second operand has 17 states, 17 states have (on average 6.411764705882353) internal successors, (109), 17 states have internal predecessors, (109), 4 states have call successors, (53), 3 states have call predecessors, (53), 5 states have return successors, (54), 4 states have call predecessors, (54), 4 states have call successors, (54) [2024-11-08 18:10:40,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:10:40,496 INFO L93 Difference]: Finished difference Result 357 states and 460 transitions. [2024-11-08 18:10:40,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-08 18:10:40,498 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 6.411764705882353) internal successors, (109), 17 states have internal predecessors, (109), 4 states have call successors, (53), 3 states have call predecessors, (53), 5 states have return successors, (54), 4 states have call predecessors, (54), 4 states have call successors, (54) Word has length 183 [2024-11-08 18:10:40,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:10:40,505 INFO L225 Difference]: With dead ends: 357 [2024-11-08 18:10:40,506 INFO L226 Difference]: Without dead ends: 221 [2024-11-08 18:10:40,507 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 432 GetRequests, 410 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=157, Invalid=395, Unknown=0, NotChecked=0, Total=552 [2024-11-08 18:10:40,508 INFO L432 NwaCegarLoop]: 135 mSDtfsCounter, 364 mSDsluCounter, 546 mSDsCounter, 0 mSdLazyCounter, 617 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 390 SdHoareTripleChecker+Valid, 681 SdHoareTripleChecker+Invalid, 701 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:10:40,508 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [390 Valid, 681 Invalid, 701 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 617 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-08 18:10:40,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2024-11-08 18:10:40,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 214. [2024-11-08 18:10:40,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 156 states have (on average 1.2371794871794872) internal successors, (193), 157 states have internal predecessors, (193), 40 states have call successors, (40), 17 states have call predecessors, (40), 17 states have return successors, (40), 39 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-08 18:10:40,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 273 transitions. [2024-11-08 18:10:40,566 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 273 transitions. Word has length 183 [2024-11-08 18:10:40,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:10:40,567 INFO L471 AbstractCegarLoop]: Abstraction has 214 states and 273 transitions. [2024-11-08 18:10:40,568 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 6.411764705882353) internal successors, (109), 17 states have internal predecessors, (109), 4 states have call successors, (53), 3 states have call predecessors, (53), 5 states have return successors, (54), 4 states have call predecessors, (54), 4 states have call successors, (54) [2024-11-08 18:10:40,571 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 273 transitions. [2024-11-08 18:10:40,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-08 18:10:40,574 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:10:40,574 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:10:40,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-08 18:10:40,776 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:10:40,776 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:10:40,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:10:40,777 INFO L85 PathProgramCache]: Analyzing trace with hash 167451996, now seen corresponding path program 1 times [2024-11-08 18:10:40,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:10:40,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999916925] [2024-11-08 18:10:40,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:10:40,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:10:41,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:10:41,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:10:41,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 18:10:41,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 18:10:41,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:10:41,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 18:10:41,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:10:41,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 18:10:41,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:10:41,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 18:10:41,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 18:10:41,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 18:10:41,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 18:10:41,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 18:10:41,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 18:10:41,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 18:10:41,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:10:41,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:10:41,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:10:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:10:41,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 18:10:41,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 18:10:41,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 18:10:41,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-08 18:10:41,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 18:10:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-08 18:10:41,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 18:10:41,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:41,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 48 proven. 102 refuted. 0 times theorem prover too weak. 1254 trivial. 0 not checked. [2024-11-08 18:10:41,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:10:41,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999916925] [2024-11-08 18:10:41,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999916925] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:10:41,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [139438247] [2024-11-08 18:10:41,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:10:41,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:10:41,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:10:41,893 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:10:41,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-08 18:10:42,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:42,077 INFO L255 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 18:10:42,086 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:10:43,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 824 proven. 204 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2024-11-08 18:10:43,634 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:10:44,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 57 proven. 168 refuted. 0 times theorem prover too weak. 1179 trivial. 0 not checked. [2024-11-08 18:10:44,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [139438247] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 18:10:44,778 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 18:10:44,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 13, 14] total 31 [2024-11-08 18:10:44,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054432920] [2024-11-08 18:10:44,779 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 18:10:44,780 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-11-08 18:10:44,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:10:44,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-11-08 18:10:44,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=220, Invalid=710, Unknown=0, NotChecked=0, Total=930 [2024-11-08 18:10:44,785 INFO L87 Difference]: Start difference. First operand 214 states and 273 transitions. Second operand has 31 states, 31 states have (on average 5.0) internal successors, (155), 31 states have internal predecessors, (155), 9 states have call successors, (81), 5 states have call predecessors, (81), 11 states have return successors, (81), 7 states have call predecessors, (81), 9 states have call successors, (81) [2024-11-08 18:10:47,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:10:47,625 INFO L93 Difference]: Finished difference Result 813 states and 1061 transitions. [2024-11-08 18:10:47,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-08 18:10:47,631 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 5.0) internal successors, (155), 31 states have internal predecessors, (155), 9 states have call successors, (81), 5 states have call predecessors, (81), 11 states have return successors, (81), 7 states have call predecessors, (81), 9 states have call successors, (81) Word has length 183 [2024-11-08 18:10:47,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:10:47,638 INFO L225 Difference]: With dead ends: 813 [2024-11-08 18:10:47,638 INFO L226 Difference]: Without dead ends: 602 [2024-11-08 18:10:47,641 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 448 GetRequests, 400 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 675 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=592, Invalid=1858, Unknown=0, NotChecked=0, Total=2450 [2024-11-08 18:10:47,642 INFO L432 NwaCegarLoop]: 95 mSDtfsCounter, 1124 mSDsluCounter, 802 mSDsCounter, 0 mSdLazyCounter, 1412 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1129 SdHoareTripleChecker+Valid, 897 SdHoareTripleChecker+Invalid, 1512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 1412 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:10:47,643 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1129 Valid, 897 Invalid, 1512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 1412 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-08 18:10:47,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2024-11-08 18:10:47,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 453. [2024-11-08 18:10:47,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 453 states, 338 states have (on average 1.2692307692307692) internal successors, (429), 340 states have internal predecessors, (429), 80 states have call successors, (80), 34 states have call predecessors, (80), 34 states have return successors, (80), 78 states have call predecessors, (80), 80 states have call successors, (80) [2024-11-08 18:10:47,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 589 transitions. [2024-11-08 18:10:47,771 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 589 transitions. Word has length 183 [2024-11-08 18:10:47,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:10:47,772 INFO L471 AbstractCegarLoop]: Abstraction has 453 states and 589 transitions. [2024-11-08 18:10:47,774 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 5.0) internal successors, (155), 31 states have internal predecessors, (155), 9 states have call successors, (81), 5 states have call predecessors, (81), 11 states have return successors, (81), 7 states have call predecessors, (81), 9 states have call successors, (81) [2024-11-08 18:10:47,775 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 589 transitions. [2024-11-08 18:10:47,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-08 18:10:47,779 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:10:47,780 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:10:47,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-08 18:10:47,980 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:10:47,981 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:10:47,981 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:10:47,982 INFO L85 PathProgramCache]: Analyzing trace with hash -1754777500, now seen corresponding path program 1 times [2024-11-08 18:10:47,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:10:47,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620874531] [2024-11-08 18:10:47,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:10:47,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:10:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 18:10:48,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1459652306] [2024-11-08 18:10:48,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:10:48,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:10:48,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:10:48,321 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:10:48,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-08 18:10:48,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:48,542 INFO L255 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 18:10:48,547 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:10:49,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 152 proven. 147 refuted. 0 times theorem prover too weak. 1105 trivial. 0 not checked. [2024-11-08 18:10:49,259 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:10:49,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 3 proven. 150 refuted. 0 times theorem prover too weak. 1251 trivial. 0 not checked. [2024-11-08 18:10:49,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:10:49,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620874531] [2024-11-08 18:10:49,768 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-08 18:10:49,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1459652306] [2024-11-08 18:10:49,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1459652306] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 18:10:49,768 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 18:10:49,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2024-11-08 18:10:49,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289017200] [2024-11-08 18:10:49,769 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 18:10:49,770 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-08 18:10:49,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:10:49,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-08 18:10:49,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2024-11-08 18:10:49,772 INFO L87 Difference]: Start difference. First operand 453 states and 589 transitions. Second operand has 15 states, 15 states have (on average 5.6) internal successors, (84), 15 states have internal predecessors, (84), 4 states have call successors, (53), 3 states have call predecessors, (53), 7 states have return successors, (54), 3 states have call predecessors, (54), 4 states have call successors, (54) [2024-11-08 18:10:50,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:10:50,653 INFO L93 Difference]: Finished difference Result 911 states and 1183 transitions. [2024-11-08 18:10:50,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-08 18:10:50,654 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 5.6) internal successors, (84), 15 states have internal predecessors, (84), 4 states have call successors, (53), 3 states have call predecessors, (53), 7 states have return successors, (54), 3 states have call predecessors, (54), 4 states have call successors, (54) Word has length 183 [2024-11-08 18:10:50,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:10:50,661 INFO L225 Difference]: With dead ends: 911 [2024-11-08 18:10:50,661 INFO L226 Difference]: Without dead ends: 461 [2024-11-08 18:10:50,663 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 369 GetRequests, 350 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2024-11-08 18:10:50,670 INFO L432 NwaCegarLoop]: 95 mSDtfsCounter, 197 mSDsluCounter, 383 mSDsCounter, 0 mSdLazyCounter, 522 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 478 SdHoareTripleChecker+Invalid, 534 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 522 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-08 18:10:50,670 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 478 Invalid, 534 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 522 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-08 18:10:50,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2024-11-08 18:10:50,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 453. [2024-11-08 18:10:50,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 453 states, 338 states have (on average 1.2633136094674555) internal successors, (427), 340 states have internal predecessors, (427), 80 states have call successors, (80), 34 states have call predecessors, (80), 34 states have return successors, (80), 78 states have call predecessors, (80), 80 states have call successors, (80) [2024-11-08 18:10:50,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 587 transitions. [2024-11-08 18:10:50,770 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 587 transitions. Word has length 183 [2024-11-08 18:10:50,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:10:50,771 INFO L471 AbstractCegarLoop]: Abstraction has 453 states and 587 transitions. [2024-11-08 18:10:50,771 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.6) internal successors, (84), 15 states have internal predecessors, (84), 4 states have call successors, (53), 3 states have call predecessors, (53), 7 states have return successors, (54), 3 states have call predecessors, (54), 4 states have call successors, (54) [2024-11-08 18:10:50,772 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 587 transitions. [2024-11-08 18:10:50,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-08 18:10:50,775 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:10:50,775 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:10:50,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-08 18:10:50,975 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:10:50,977 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:10:50,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:10:50,977 INFO L85 PathProgramCache]: Analyzing trace with hash 168450534, now seen corresponding path program 1 times [2024-11-08 18:10:50,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:10:50,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582816628] [2024-11-08 18:10:50,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:10:50,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:10:51,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 18:10:51,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1323341654] [2024-11-08 18:10:51,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:10:51,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:10:51,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:10:51,188 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:10:51,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-08 18:10:51,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:10:51,449 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:10:51,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:10:51,669 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 18:10:51,669 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 18:10:51,671 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 18:10:51,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-08 18:10:51,873 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-11-08 18:10:51,878 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:10:52,033 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 18:10:52,037 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:10:52 BoogieIcfgContainer [2024-11-08 18:10:52,037 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 18:10:52,037 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 18:10:52,037 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 18:10:52,038 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 18:10:52,039 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:10:20" (3/4) ... [2024-11-08 18:10:52,042 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 18:10:52,044 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 18:10:52,045 INFO L158 Benchmark]: Toolchain (without parser) took 33030.18ms. Allocated memory was 134.2MB in the beginning and 310.4MB in the end (delta: 176.2MB). Free memory was 92.9MB in the beginning and 108.2MB in the end (delta: -15.3MB). Peak memory consumption was 161.8MB. Max. memory is 16.1GB. [2024-11-08 18:10:52,045 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 134.2MB. Free memory was 101.6MB in the beginning and 101.5MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:10:52,045 INFO L158 Benchmark]: CACSL2BoogieTranslator took 516.80ms. Allocated memory is still 134.2MB. Free memory was 92.9MB in the beginning and 75.1MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 18:10:52,046 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.49ms. Allocated memory is still 134.2MB. Free memory was 75.1MB in the beginning and 69.3MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 18:10:52,046 INFO L158 Benchmark]: Boogie Preprocessor took 92.80ms. Allocated memory is still 134.2MB. Free memory was 69.3MB in the beginning and 61.9MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 18:10:52,046 INFO L158 Benchmark]: RCFGBuilder took 963.26ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 61.9MB in the beginning and 131.6MB in the end (delta: -69.7MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2024-11-08 18:10:52,047 INFO L158 Benchmark]: TraceAbstraction took 31341.16ms. Allocated memory was 178.3MB in the beginning and 310.4MB in the end (delta: 132.1MB). Free memory was 131.6MB in the beginning and 109.2MB in the end (delta: 22.4MB). Peak memory consumption was 154.5MB. Max. memory is 16.1GB. [2024-11-08 18:10:52,047 INFO L158 Benchmark]: Witness Printer took 6.65ms. Allocated memory is still 310.4MB. Free memory was 109.2MB in the beginning and 108.2MB in the end (delta: 972.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:10:52,051 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 134.2MB. Free memory was 101.6MB in the beginning and 101.5MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 516.80ms. Allocated memory is still 134.2MB. Free memory was 92.9MB in the beginning and 75.1MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.49ms. Allocated memory is still 134.2MB. Free memory was 75.1MB in the beginning and 69.3MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.80ms. Allocated memory is still 134.2MB. Free memory was 69.3MB in the beginning and 61.9MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 963.26ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 61.9MB in the beginning and 131.6MB in the end (delta: -69.7MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. * TraceAbstraction took 31341.16ms. Allocated memory was 178.3MB in the beginning and 310.4MB in the end (delta: 132.1MB). Free memory was 131.6MB in the beginning and 109.2MB in the end (delta: 22.4MB). Peak memory consumption was 154.5MB. Max. memory is 16.1GB. * Witness Printer took 6.65ms. Allocated memory is still 310.4MB. Free memory was 109.2MB in the beginning and 108.2MB in the end (delta: 972.8kB). 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 someBinaryDOUBLEComparisonOperation at line 182, overapproximation of someBinaryFLOATComparisonOperation at line 182, overapproximation of someUnaryDOUBLEoperation at line 94. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 32; [L23] signed char var_1_3 = 25; [L24] signed char var_1_4 = 10; [L25] signed char var_1_5 = -10; [L26] signed char var_1_6 = -1; [L27] signed short int var_1_7 = -4; [L28] signed char var_1_8 = 50; [L29] signed short int var_1_9 = 2; [L30] unsigned long int var_1_10 = 128; [L31] unsigned char var_1_11 = 2; [L32] unsigned long int var_1_12 = 2781423228; [L33] unsigned long int var_1_13 = 3552320529; [L34] double var_1_14 = 2.25; [L35] unsigned char var_1_15 = 5; [L36] unsigned char var_1_16 = 64; [L37] double var_1_17 = 9.48; [L38] double var_1_18 = 256.05; [L39] float var_1_19 = 1.1; [L40] float var_1_21 = 16.5; [L41] float var_1_22 = 9.4; [L42] unsigned short int var_1_23 = 100; [L43] unsigned char var_1_24 = 5; [L44] unsigned short int var_1_25 = 4; [L45] unsigned short int var_1_26 = 48215; [L46] unsigned short int var_1_27 = 10; [L47] unsigned short int var_1_28 = 1; [L48] signed char var_1_29 = 0; [L49] unsigned long int var_1_30 = 1524073358; [L50] unsigned char var_1_31 = 1; [L51] double var_1_32 = 64.45; VAL [isInitial=0, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=25, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L186] isInitial = 1 [L187] FCALL initially() [L188] int k_loop; [L189] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=25, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L189] COND FALSE !(k_loop < 1) VAL [isInitial=1, k_loop=0, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=25, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L189] COND TRUE k_loop < 1 [L190] FCALL updateLastVariables() [L191] CALL updateVariables() [L136] var_1_3 = __VERIFIER_nondet_char() [L137] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L137] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L138] CALL assume_abort_if_not(var_1_3 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L138] RET assume_abort_if_not(var_1_3 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L139] var_1_4 = __VERIFIER_nondet_char() [L140] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L140] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L141] CALL assume_abort_if_not(var_1_4 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L141] RET assume_abort_if_not(var_1_4 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L142] var_1_5 = __VERIFIER_nondet_char() [L143] CALL assume_abort_if_not(var_1_5 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L143] RET assume_abort_if_not(var_1_5 >= -63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L144] CALL assume_abort_if_not(var_1_5 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L144] RET assume_abort_if_not(var_1_5 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L145] var_1_6 = __VERIFIER_nondet_char() [L146] CALL assume_abort_if_not(var_1_6 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L146] RET assume_abort_if_not(var_1_6 >= -63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L147] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L147] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L148] var_1_11 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L149] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L150] CALL assume_abort_if_not(var_1_11 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L150] RET assume_abort_if_not(var_1_11 <= 255) VAL [isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L151] CALL assume_abort_if_not(var_1_11 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L151] RET assume_abort_if_not(var_1_11 != 0) VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L152] var_1_12 = __VERIFIER_nondet_ulong() [L153] CALL assume_abort_if_not(var_1_12 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L153] RET assume_abort_if_not(var_1_12 >= 2147483647) VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L154] CALL assume_abort_if_not(var_1_12 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L154] RET assume_abort_if_not(var_1_12 <= 4294967294) VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L155] var_1_13 = __VERIFIER_nondet_ulong() [L156] CALL assume_abort_if_not(var_1_13 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L156] RET assume_abort_if_not(var_1_13 >= 3221225470) VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L157] CALL assume_abort_if_not(var_1_13 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L157] RET assume_abort_if_not(var_1_13 <= 4294967294) VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L158] var_1_15 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L159] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L160] CALL assume_abort_if_not(var_1_15 <= 128) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L160] RET assume_abort_if_not(var_1_15 <= 128) VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L161] var_1_16 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L162] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L163] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L163] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L164] var_1_17 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L165] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L166] var_1_18 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L167] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L168] var_1_21 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L169] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L170] var_1_22 = __VERIFIER_nondet_float() [L171] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L171] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L172] var_1_26 = __VERIFIER_nondet_ushort() [L173] CALL assume_abort_if_not(var_1_26 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=-32769, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=-32769, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L173] RET assume_abort_if_not(var_1_26 >= 32767) VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=-32769, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L174] CALL assume_abort_if_not(var_1_26 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=-32769, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=-32769, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L174] RET assume_abort_if_not(var_1_26 <= 65534) VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=-32769, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L175] var_1_30 = __VERIFIER_nondet_ulong() [L176] CALL assume_abort_if_not(var_1_30 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=-32769, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=-32769, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L176] RET assume_abort_if_not(var_1_30 >= 1073741823) VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=-32769, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L177] CALL assume_abort_if_not(var_1_30 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=-32769, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=-32769, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L177] RET assume_abort_if_not(var_1_30 <= 2147483647) VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=-32769, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L191] RET updateVariables() [L192] CALL step() [L55] var_1_7 = ((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4))) [L56] signed long int stepLocal_0 = 128 - 256; VAL [isInitial=1, stepLocal_0=-128, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=-32769, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=50, var_1_9=2] [L57] COND FALSE !((var_1_4 * var_1_3) < stepLocal_0) [L60] var_1_8 = -16 VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=-32769, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=2] [L62] var_1_9 = var_1_6 [L63] signed char stepLocal_4 = var_1_4; VAL [isInitial=1, stepLocal_4=2, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=-32769, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=1] [L64] COND TRUE var_1_12 >= stepLocal_4 [L65] var_1_23 = var_1_16 VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_23=126, var_1_24=5, var_1_25=4, var_1_26=-32769, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=1] [L67] var_1_24 = (var_1_16 + var_1_3) VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_23=126, var_1_24=127, var_1_25=4, var_1_26=-32769, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=1] [L68] COND TRUE var_1_8 != (var_1_11 + var_1_5) [L69] var_1_27 = var_1_15 VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_19=11/10, var_1_1=32, var_1_23=126, var_1_24=127, var_1_25=4, var_1_26=-32769, var_1_27=4, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=1] [L71] var_1_31 = 0 [L72] var_1_32 = var_1_17 VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_17=2, var_1_19=11/10, var_1_1=32, var_1_23=126, var_1_24=127, var_1_25=4, var_1_26=-32769, var_1_27=4, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=1] [L73] COND FALSE !(! (! var_1_31)) VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_17=2, var_1_19=11/10, var_1_1=32, var_1_23=126, var_1_24=127, var_1_25=4, var_1_26=-32769, var_1_27=4, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=1] [L76] COND FALSE !(\read(var_1_31)) [L79] var_1_1 = var_1_4 VAL [isInitial=1, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_17=2, var_1_19=11/10, var_1_1=2, var_1_23=126, var_1_24=127, var_1_25=4, var_1_26=-32769, var_1_27=4, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=1] [L82] signed long int stepLocal_1 = (var_1_9 * 128) / var_1_11; VAL [isInitial=1, stepLocal_1=0, var_1_10=128, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_17=2, var_1_19=11/10, var_1_1=2, var_1_23=126, var_1_24=127, var_1_25=4, var_1_26=-32769, var_1_27=4, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=1] [L83] COND FALSE !(\read(var_1_31)) [L90] var_1_10 = var_1_13 VAL [isInitial=1, stepLocal_1=0, var_1_10=7516192766, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_17=2, var_1_19=11/10, var_1_1=2, var_1_23=126, var_1_24=127, var_1_25=4, var_1_26=-32769, var_1_27=4, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=1] [L92] signed long int stepLocal_2 = (- var_1_11) / (var_1_15 + var_1_16); VAL [isInitial=1, stepLocal_1=0, stepLocal_2=-1, var_1_10=7516192766, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=9/4, var_1_15=4, var_1_16=-130, var_1_17=2, var_1_19=11/10, var_1_1=2, var_1_23=126, var_1_24=127, var_1_25=4, var_1_26=-32769, var_1_27=4, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=1] [L93] COND TRUE stepLocal_2 <= var_1_3 [L94] var_1_14 = ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) > (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))) VAL [isInitial=1, stepLocal_1=0, var_1_10=7516192766, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=3, var_1_15=4, var_1_16=-130, var_1_17=2, var_1_18=0, var_1_19=11/10, var_1_1=2, var_1_23=126, var_1_24=127, var_1_25=4, var_1_26=-32769, var_1_27=4, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=1] [L100] unsigned long int stepLocal_5 = var_1_13; VAL [isInitial=1, stepLocal_1=0, stepLocal_5=7516192766, var_1_10=7516192766, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=3, var_1_15=4, var_1_16=-130, var_1_17=2, var_1_18=0, var_1_19=11/10, var_1_1=2, var_1_23=126, var_1_24=127, var_1_25=4, var_1_26=-32769, var_1_27=4, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=1] [L101] COND FALSE !((~ var_1_10) >= stepLocal_5) VAL [isInitial=1, stepLocal_1=0, var_1_10=7516192766, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=3, var_1_15=4, var_1_16=-130, var_1_17=2, var_1_18=0, var_1_19=11/10, var_1_1=2, var_1_23=126, var_1_24=127, var_1_25=4, var_1_26=-32769, var_1_27=4, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=1] [L104] COND TRUE -16 <= var_1_27 VAL [isInitial=1, stepLocal_1=0, var_1_10=7516192766, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=3, var_1_15=4, var_1_16=-130, var_1_17=2, var_1_18=0, var_1_19=11/10, var_1_1=2, var_1_23=126, var_1_24=127, var_1_25=4, var_1_26=-32769, var_1_27=4, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=1] [L105] COND TRUE var_1_5 == var_1_28 [L106] var_1_25 = ((((var_1_4) > (var_1_8)) ? (var_1_4) : (var_1_8))) VAL [isInitial=1, stepLocal_1=0, var_1_10=7516192766, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=3, var_1_15=4, var_1_16=-130, var_1_17=2, var_1_18=0, var_1_19=11/10, var_1_1=2, var_1_23=126, var_1_24=127, var_1_25=2, var_1_26=-32769, var_1_27=4, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=1] [L111] unsigned long int stepLocal_3 = var_1_10; VAL [isInitial=1, stepLocal_1=0, stepLocal_3=7516192766, var_1_10=7516192766, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=3, var_1_15=4, var_1_16=-130, var_1_17=2, var_1_18=0, var_1_19=11/10, var_1_1=2, var_1_23=126, var_1_24=127, var_1_25=2, var_1_26=-32769, var_1_27=4, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=1] [L112] COND FALSE !(\read(var_1_31)) [L119] var_1_19 = var_1_22 VAL [isInitial=1, stepLocal_1=0, stepLocal_3=7516192766, var_1_10=7516192766, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=3, var_1_15=4, var_1_16=-130, var_1_17=2, var_1_18=0, var_1_19=4, var_1_1=2, var_1_22=4, var_1_23=126, var_1_24=127, var_1_25=2, var_1_26=-32769, var_1_27=4, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=1] [L121] EXPR (var_1_6 / var_1_11) | var_1_5 VAL [isInitial=1, stepLocal_1=0, stepLocal_3=7516192766, var_1_10=7516192766, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=3, var_1_15=4, var_1_16=-130, var_1_17=2, var_1_18=0, var_1_19=4, var_1_1=2, var_1_22=4, var_1_23=126, var_1_24=127, var_1_25=2, var_1_26=-32769, var_1_27=4, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=1] [L121] COND FALSE !((var_1_16 + var_1_3) < ((var_1_6 / var_1_11) | var_1_5)) [L126] COND FALSE !(((((var_1_19 + var_1_22) < 0 ) ? -(var_1_19 + var_1_22) : (var_1_19 + var_1_22))) < var_1_18) [L131] var_1_29 = var_1_6 VAL [isInitial=1, stepLocal_1=0, stepLocal_3=7516192766, var_1_10=7516192766, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=3, var_1_15=4, var_1_16=-130, var_1_17=2, var_1_18=0, var_1_19=4, var_1_1=2, var_1_22=4, var_1_23=126, var_1_24=127, var_1_25=2, var_1_26=-32769, var_1_27=4, var_1_28=1, var_1_29=1, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=1] [L192] RET step() [L193] CALL, EXPR property() [L182] EXPR (((((((((((((! (! var_1_31)) ? (var_1_1 == ((signed char) ((((((var_1_3 - var_1_4)) > (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5))) + var_1_6))) : (var_1_31 ? (var_1_1 == ((signed char) var_1_3)) : (var_1_1 == ((signed char) var_1_4)))) && (var_1_7 == ((signed short int) ((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))))) && (((var_1_4 * var_1_3) < (128 - 256)) ? (var_1_8 == ((signed char) (var_1_4 - 4))) : (var_1_8 == ((signed char) -16)))) && (var_1_9 == ((signed short int) var_1_6))) && (var_1_31 ? ((((var_1_9 * 128) / var_1_11) != (((((var_1_4 - var_1_3)) > (var_1_1)) ? ((var_1_4 - var_1_3)) : (var_1_1)))) ? (var_1_10 == ((unsigned long int) (((((var_1_12) < ((var_1_13 - var_1_3))) ? (var_1_12) : ((var_1_13 - var_1_3)))) - var_1_4))) : (var_1_10 == ((unsigned long int) var_1_11))) : (var_1_10 == ((unsigned long int) var_1_13)))) && ((((- var_1_11) / (var_1_15 + var_1_16)) <= var_1_3) ? (var_1_14 == ((double) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) > (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))))) : (var_1_31 ? (var_1_14 == ((double) var_1_17)) : 1))) && (var_1_31 ? ((var_1_10 < (var_1_15 + (var_1_13 + var_1_25))) ? (var_1_19 == ((float) (var_1_21 - (var_1_22 + 8.25f)))) : (var_1_19 == ((float) var_1_18))) : (var_1_19 == ((float) var_1_22)))) && ((var_1_12 >= var_1_4) ? (var_1_23 == ((unsigned short int) var_1_16)) : 1)) && (var_1_24 == ((unsigned char) (var_1_16 + var_1_3)))) && ((-16 <= var_1_27) ? ((var_1_5 == var_1_28) ? (var_1_25 == ((unsigned short int) ((((var_1_4) > (var_1_8)) ? (var_1_4) : (var_1_8))))) : 1) : (var_1_25 == ((unsigned short int) (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))) - var_1_4))))) && ((var_1_8 != (var_1_11 + var_1_5)) ? (var_1_27 == ((unsigned short int) var_1_15)) : 1)) && (((~ var_1_10) >= var_1_13) ? (var_1_28 == ((unsigned short int) (var_1_26 - var_1_4))) : 1)) && (((var_1_16 + var_1_3) < ((var_1_6 / var_1_11) | var_1_5)) ? (((3214144168u - (var_1_30 - var_1_10)) != (- var_1_27)) ? (var_1_29 == ((signed char) (((((var_1_3 + var_1_5)) > (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))) ? ((var_1_3 + var_1_5)) : (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))))))) : 1) : ((((((var_1_19 + var_1_22) < 0 ) ? -(var_1_19 + var_1_22) : (var_1_19 + var_1_22))) < var_1_18) ? ((var_1_22 <= var_1_19) ? (var_1_29 == ((signed char) var_1_4)) : 1) : (var_1_29 == ((signed char) var_1_6)))) VAL [isInitial=1, var_1_10=7516192766, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=3, var_1_15=4, var_1_16=-130, var_1_17=2, var_1_18=0, var_1_19=4, var_1_1=2, var_1_22=4, var_1_23=126, var_1_24=127, var_1_25=2, var_1_26=-32769, var_1_27=4, var_1_28=1, var_1_29=1, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=1] [L182-L183] return (((((((((((((((! (! var_1_31)) ? (var_1_1 == ((signed char) ((((((var_1_3 - var_1_4)) > (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5))) + var_1_6))) : (var_1_31 ? (var_1_1 == ((signed char) var_1_3)) : (var_1_1 == ((signed char) var_1_4)))) && (var_1_7 == ((signed short int) ((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))))) && (((var_1_4 * var_1_3) < (128 - 256)) ? (var_1_8 == ((signed char) (var_1_4 - 4))) : (var_1_8 == ((signed char) -16)))) && (var_1_9 == ((signed short int) var_1_6))) && (var_1_31 ? ((((var_1_9 * 128) / var_1_11) != (((((var_1_4 - var_1_3)) > (var_1_1)) ? ((var_1_4 - var_1_3)) : (var_1_1)))) ? (var_1_10 == ((unsigned long int) (((((var_1_12) < ((var_1_13 - var_1_3))) ? (var_1_12) : ((var_1_13 - var_1_3)))) - var_1_4))) : (var_1_10 == ((unsigned long int) var_1_11))) : (var_1_10 == ((unsigned long int) var_1_13)))) && ((((- var_1_11) / (var_1_15 + var_1_16)) <= var_1_3) ? (var_1_14 == ((double) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) > (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))))) : (var_1_31 ? (var_1_14 == ((double) var_1_17)) : 1))) && (var_1_31 ? ((var_1_10 < (var_1_15 + (var_1_13 + var_1_25))) ? (var_1_19 == ((float) (var_1_21 - (var_1_22 + 8.25f)))) : (var_1_19 == ((float) var_1_18))) : (var_1_19 == ((float) var_1_22)))) && ((var_1_12 >= var_1_4) ? (var_1_23 == ((unsigned short int) var_1_16)) : 1)) && (var_1_24 == ((unsigned char) (var_1_16 + var_1_3)))) && ((-16 <= var_1_27) ? ((var_1_5 == var_1_28) ? (var_1_25 == ((unsigned short int) ((((var_1_4) > (var_1_8)) ? (var_1_4) : (var_1_8))))) : 1) : (var_1_25 == ((unsigned short int) (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))) - var_1_4))))) && ((var_1_8 != (var_1_11 + var_1_5)) ? (var_1_27 == ((unsigned short int) var_1_15)) : 1)) && (((~ var_1_10) >= var_1_13) ? (var_1_28 == ((unsigned short int) (var_1_26 - var_1_4))) : 1)) && (((var_1_16 + var_1_3) < ((var_1_6 / var_1_11) | var_1_5)) ? (((3214144168u - (var_1_30 - var_1_10)) != (- var_1_27)) ? (var_1_29 == ((signed char) (((((var_1_3 + var_1_5)) > (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))) ? ((var_1_3 + var_1_5)) : (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))))))) : 1) : ((((((var_1_19 + var_1_22) < 0 ) ? -(var_1_19 + var_1_22) : (var_1_19 + var_1_22))) < var_1_18) ? ((var_1_22 <= var_1_19) ? (var_1_29 == ((signed char) var_1_4)) : 1) : (var_1_29 == ((signed char) var_1_6))))) && (var_1_31 == ((unsigned char) 0))) && (var_1_32 == ((double) var_1_17)) ; [L193] RET, EXPR property() [L193] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=7516192766, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=3, var_1_15=4, var_1_16=-130, var_1_17=2, var_1_18=0, var_1_19=4, var_1_1=2, var_1_22=4, var_1_23=126, var_1_24=127, var_1_25=2, var_1_26=-32769, var_1_27=4, var_1_28=1, var_1_29=1, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=1] [L19] reach_error() VAL [isInitial=1, var_1_10=7516192766, var_1_11=130, var_1_12=2147483647, var_1_13=7516192766, var_1_14=3, var_1_15=4, var_1_16=-130, var_1_17=2, var_1_18=0, var_1_19=4, var_1_1=2, var_1_22=4, var_1_23=126, var_1_24=127, var_1_25=2, var_1_26=-32769, var_1_27=4, var_1_28=1, var_1_29=1, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=1, var_1_4=2, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=-16, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 96 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 31.1s, OverallIterations: 7, TraceHistogramMax: 27, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 8.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2165 SdHoareTripleChecker+Valid, 5.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2131 mSDsluCounter, 3283 SdHoareTripleChecker+Invalid, 4.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2540 mSDsCounter, 221 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3896 IncrementalHoareTripleChecker+Invalid, 4117 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 221 mSolverCounterUnsat, 743 mSDtfsCounter, 3896 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1817 GetRequests, 1659 SyntacticMatches, 1 SemanticMatches, 157 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2033 ImplicationChecksByTransitivity, 5.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=453occurred in iteration=5, InterpolantAutomatonStates: 112, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 289 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 17.6s InterpolantComputationTime, 2193 NumberOfCodeBlocks, 2193 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2181 ConstructedInterpolants, 0 QuantifiedInterpolants, 11749 SizeOfPredicates, 16 NumberOfNonLiveVariables, 1709 ConjunctsInSsa, 103 ConjunctsInUnsatCore, 12 InterpolantComputations, 2 PerfectInterpolantSequences, 15429/16848 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 [2024-11-08 18:10:52,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/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_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX --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 50be18fcf69a7c1dbc1c561b7fb19ea5d9f8670f998b213ac5992856b4ad08c0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:10:54,698 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:10:54,803 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 18:10:54,812 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:10:54,813 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:10:54,853 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:10:54,854 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:10:54,855 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:10:54,856 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:10:54,857 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:10:54,857 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:10:54,858 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:10:54,858 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:10:54,861 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:10:54,861 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:10:54,862 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:10:54,862 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:10:54,862 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 18:10:54,863 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 18:10:54,863 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:10:54,863 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:10:54,864 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:10:54,864 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:10:54,864 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 18:10:54,865 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 18:10:54,865 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:10:54,865 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 18:10:54,866 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 18:10:54,866 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:10:54,866 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:10:54,867 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:10:54,867 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:10:54,867 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:10:54,868 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:10:54,868 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:10:54,868 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:10:54,869 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:10:54,869 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:10:54,870 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 18:10:54,870 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 18:10:54,870 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:10:54,871 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:10:54,871 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:10:54,871 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:10:54,871 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_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50be18fcf69a7c1dbc1c561b7fb19ea5d9f8670f998b213ac5992856b4ad08c0 [2024-11-08 18:10:55,313 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:10:55,348 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:10:55,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:10:55,354 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:10:55,355 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:10:55,357 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-27.i Unable to find full path for "g++" [2024-11-08 18:10:57,570 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:10:57,862 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:10:57,863 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-27.i [2024-11-08 18:10:57,875 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/data/33a6de467/f537e485aa674cae8ad886dd6a192d6b/FLAG8f08cc582 [2024-11-08 18:10:57,897 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/data/33a6de467/f537e485aa674cae8ad886dd6a192d6b [2024-11-08 18:10:57,900 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:10:57,902 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:10:57,906 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:10:57,906 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:10:57,913 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:10:57,914 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:10:57" (1/1) ... [2024-11-08 18:10:57,918 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c45f449 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:57, skipping insertion in model container [2024-11-08 18:10:57,918 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:10:57" (1/1) ... [2024-11-08 18:10:57,964 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:10:58,220 WARN L250 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_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-27.i[916,929] [2024-11-08 18:10:58,371 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:10:58,395 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:10:58,411 WARN L250 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_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-27.i[916,929] [2024-11-08 18:10:58,525 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:10:58,559 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:10:58,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:58 WrapperNode [2024-11-08 18:10:58,561 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:10:58,562 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:10:58,562 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:10:58,562 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:10:58,571 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:58" (1/1) ... [2024-11-08 18:10:58,591 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:58" (1/1) ... [2024-11-08 18:10:58,652 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 190 [2024-11-08 18:10:58,652 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:10:58,653 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:10:58,653 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:10:58,653 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:10:58,670 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:58" (1/1) ... [2024-11-08 18:10:58,671 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:58" (1/1) ... [2024-11-08 18:10:58,675 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:58" (1/1) ... [2024-11-08 18:10:58,690 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]. [2024-11-08 18:10:58,690 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:58" (1/1) ... [2024-11-08 18:10:58,690 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:58" (1/1) ... [2024-11-08 18:10:58,703 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:58" (1/1) ... [2024-11-08 18:10:58,707 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:58" (1/1) ... [2024-11-08 18:10:58,710 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:58" (1/1) ... [2024-11-08 18:10:58,712 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:58" (1/1) ... [2024-11-08 18:10:58,724 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:10:58,725 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:10:58,730 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:10:58,730 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:10:58,731 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:58" (1/1) ... [2024-11-08 18:10:58,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:10:58,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:10:58,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:10:58,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:10:58,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:10:58,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 18:10:58,827 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 18:10:58,827 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 18:10:58,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:10:58,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:10:58,936 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:10:58,939 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:11:03,031 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-08 18:11:03,031 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:11:03,055 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:11:03,055 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 18:11:03,056 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:11:03 BoogieIcfgContainer [2024-11-08 18:11:03,056 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:11:03,061 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:11:03,062 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:11:03,066 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:11:03,066 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:10:57" (1/3) ... [2024-11-08 18:11:03,068 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6239ec3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:11:03, skipping insertion in model container [2024-11-08 18:11:03,068 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:58" (2/3) ... [2024-11-08 18:11:03,069 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6239ec3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:11:03, skipping insertion in model container [2024-11-08 18:11:03,069 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:11:03" (3/3) ... [2024-11-08 18:11:03,072 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-27.i [2024-11-08 18:11:03,093 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:11:03,093 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:11:03,192 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:11:03,199 INFO L333 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, 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;@7c5943d1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:11:03,200 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:11:03,209 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 57 states have (on average 1.4035087719298245) internal successors, (80), 58 states have internal predecessors, (80), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-08 18:11:03,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-08 18:11:03,231 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:11:03,232 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:11:03,232 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:11:03,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:11:03,240 INFO L85 PathProgramCache]: Analyzing trace with hash -1424262517, now seen corresponding path program 1 times [2024-11-08 18:11:03,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:11:03,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [94148049] [2024-11-08 18:11:03,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:11:03,260 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 [2024-11-08 18:11:03,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:11:03,264 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:11:03,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:11:03,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:11:03,837 INFO L255 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 18:11:03,849 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:11:03,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 472 proven. 0 refuted. 0 times theorem prover too weak. 932 trivial. 0 not checked. [2024-11-08 18:11:03,911 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:11:03,912 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:11:03,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [94148049] [2024-11-08 18:11:03,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [94148049] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:11:03,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:11:03,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:11:03,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339501810] [2024-11-08 18:11:03,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:11:03,931 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 18:11:03,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:11:03,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 18:11:03,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:11:03,969 INFO L87 Difference]: Start difference. First operand has 87 states, 57 states have (on average 1.4035087719298245) internal successors, (80), 58 states have internal predecessors, (80), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-08 18:11:04,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:11:04,009 INFO L93 Difference]: Finished difference Result 171 states and 292 transitions. [2024-11-08 18:11:04,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 18:11:04,012 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 178 [2024-11-08 18:11:04,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:11:04,021 INFO L225 Difference]: With dead ends: 171 [2024-11-08 18:11:04,021 INFO L226 Difference]: Without dead ends: 83 [2024-11-08 18:11:04,026 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:11:04,030 INFO L432 NwaCegarLoop]: 131 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:11:04,031 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:11:04,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2024-11-08 18:11:04,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2024-11-08 18:11:04,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 54 states have (on average 1.3333333333333333) internal successors, (72), 54 states have internal predecessors, (72), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-08 18:11:04,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 126 transitions. [2024-11-08 18:11:04,085 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 126 transitions. Word has length 178 [2024-11-08 18:11:04,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:11:04,086 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 126 transitions. [2024-11-08 18:11:04,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-08 18:11:04,087 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 126 transitions. [2024-11-08 18:11:04,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-08 18:11:04,092 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:11:04,092 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:11:04,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/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)] Ended with exit code 0 [2024-11-08 18:11:04,293 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:11:04,293 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:11:04,294 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:11:04,295 INFO L85 PathProgramCache]: Analyzing trace with hash 369196683, now seen corresponding path program 1 times [2024-11-08 18:11:04,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:11:04,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [616098847] [2024-11-08 18:11:04,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:11:04,296 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 [2024-11-08 18:11:04,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:11:04,299 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:11:04,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:11:04,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:11:04,760 INFO L255 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 18:11:04,769 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:11:08,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 84 proven. 216 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-08 18:11:08,721 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:11:10,563 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:11:10,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [616098847] [2024-11-08 18:11:10,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [616098847] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:11:10,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2088298611] [2024-11-08 18:11:10,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:11:10,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:11:10,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:11:10,568 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:11:10,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-08 18:11:10,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:11:10,873 INFO L255 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 18:11:10,879 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:11:10,975 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-08 18:11:10,978 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:11:10,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2088298611] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:11:10,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 18:11:10,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-11-08 18:11:10,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364507222] [2024-11-08 18:11:10,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:11:10,982 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:11:10,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:11:10,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:11:10,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2024-11-08 18:11:10,988 INFO L87 Difference]: Start difference. First operand 83 states and 126 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-08 18:11:13,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:11:13,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:11:13,653 INFO L93 Difference]: Finished difference Result 216 states and 329 transitions. [2024-11-08 18:11:13,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:11:13,678 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 179 [2024-11-08 18:11:13,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:11:13,682 INFO L225 Difference]: With dead ends: 216 [2024-11-08 18:11:13,682 INFO L226 Difference]: Without dead ends: 136 [2024-11-08 18:11:13,684 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 514 GetRequests, 500 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2024-11-08 18:11:13,685 INFO L432 NwaCegarLoop]: 195 mSDtfsCounter, 113 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 280 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-08 18:11:13,686 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 280 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-08 18:11:13,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2024-11-08 18:11:13,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 81. [2024-11-08 18:11:13,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 52 states have (on average 1.2115384615384615) internal successors, (63), 52 states have internal predecessors, (63), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-08 18:11:13,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 117 transitions. [2024-11-08 18:11:13,706 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 117 transitions. Word has length 179 [2024-11-08 18:11:13,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:11:13,708 INFO L471 AbstractCegarLoop]: Abstraction has 81 states and 117 transitions. [2024-11-08 18:11:13,708 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-08 18:11:13,709 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 117 transitions. [2024-11-08 18:11:13,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-08 18:11:13,712 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:11:13,713 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:11:13,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-08 18:11:13,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-08 18:11:14,113 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:11:14,114 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:11:14,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:11:14,115 INFO L85 PathProgramCache]: Analyzing trace with hash 1430186616, now seen corresponding path program 1 times [2024-11-08 18:11:14,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:11:14,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1270723550] [2024-11-08 18:11:14,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:11:14,116 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 [2024-11-08 18:11:14,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:11:14,119 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:11:14,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:11:14,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:11:14,696 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 18:11:14,701 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:11:18,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 84 proven. 216 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-08 18:11:18,608 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:11:20,339 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:11:20,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1270723550] [2024-11-08 18:11:20,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1270723550] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:11:20,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1438316744] [2024-11-08 18:11:20,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:11:20,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:11:20,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:11:20,343 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:11:20,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-08 18:11:20,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:11:20,623 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 18:11:20,629 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:11:22,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 152 proven. 147 refuted. 0 times theorem prover too weak. 1105 trivial. 0 not checked. [2024-11-08 18:11:22,863 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:11:24,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1438316744] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:11:24,061 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 18:11:24,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9] total 14 [2024-11-08 18:11:24,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411100506] [2024-11-08 18:11:24,061 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 18:11:24,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-08 18:11:24,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:11:24,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-08 18:11:24,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=201, Unknown=0, NotChecked=0, Total=272 [2024-11-08 18:11:24,065 INFO L87 Difference]: Start difference. First operand 81 states and 117 transitions. Second operand has 14 states, 14 states have (on average 5.642857142857143) internal successors, (79), 14 states have internal predecessors, (79), 5 states have call successors, (52), 5 states have call predecessors, (52), 6 states have return successors, (53), 4 states have call predecessors, (53), 5 states have call successors, (53) [2024-11-08 18:11:27,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:11:27,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:11:27,934 INFO L93 Difference]: Finished difference Result 173 states and 242 transitions. [2024-11-08 18:11:27,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-08 18:11:27,936 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.642857142857143) internal successors, (79), 14 states have internal predecessors, (79), 5 states have call successors, (52), 5 states have call predecessors, (52), 6 states have return successors, (53), 4 states have call predecessors, (53), 5 states have call successors, (53) Word has length 180 [2024-11-08 18:11:27,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:11:27,938 INFO L225 Difference]: With dead ends: 173 [2024-11-08 18:11:27,939 INFO L226 Difference]: Without dead ends: 95 [2024-11-08 18:11:27,940 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 679 GetRequests, 661 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=109, Invalid=271, Unknown=0, NotChecked=0, Total=380 [2024-11-08 18:11:27,942 INFO L432 NwaCegarLoop]: 80 mSDtfsCounter, 86 mSDsluCounter, 285 mSDsCounter, 0 mSdLazyCounter, 488 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 365 SdHoareTripleChecker+Invalid, 494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 488 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-11-08 18:11:27,943 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 365 Invalid, 494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 488 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-11-08 18:11:27,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2024-11-08 18:11:27,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 93. [2024-11-08 18:11:27,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 61 states have (on average 1.1639344262295082) internal successors, (71), 61 states have internal predecessors, (71), 27 states have call successors, (27), 4 states have call predecessors, (27), 4 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-08 18:11:27,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 125 transitions. [2024-11-08 18:11:27,961 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 125 transitions. Word has length 180 [2024-11-08 18:11:27,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:11:27,962 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 125 transitions. [2024-11-08 18:11:27,963 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.642857142857143) internal successors, (79), 14 states have internal predecessors, (79), 5 states have call successors, (52), 5 states have call predecessors, (52), 6 states have return successors, (53), 4 states have call predecessors, (53), 5 states have call successors, (53) [2024-11-08 18:11:27,963 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2024-11-08 18:11:27,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-08 18:11:27,967 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:11:27,967 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:11:28,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-08 18:11:28,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:11:28,368 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:11:28,368 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:11:28,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:11:28,369 INFO L85 PathProgramCache]: Analyzing trace with hash 1296173110, now seen corresponding path program 1 times [2024-11-08 18:11:28,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:11:28,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1051429198] [2024-11-08 18:11:28,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:11:28,371 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 [2024-11-08 18:11:28,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:11:28,373 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:11:28,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:11:28,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:11:28,767 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 18:11:28,771 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:11:29,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 728 proven. 39 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-11-08 18:11:29,478 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:11:30,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 39 proven. 39 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-08 18:11:30,378 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:11:30,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1051429198] [2024-11-08 18:11:30,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1051429198] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 18:11:30,379 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 18:11:30,379 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2024-11-08 18:11:30,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753850833] [2024-11-08 18:11:30,379 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 18:11:30,380 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 18:11:30,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:11:30,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 18:11:30,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2024-11-08 18:11:30,382 INFO L87 Difference]: Start difference. First operand 93 states and 125 transitions. Second operand has 12 states, 12 states have (on average 6.666666666666667) internal successors, (80), 12 states have internal predecessors, (80), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2024-11-08 18:11:33,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:11:34,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:11:34,101 INFO L93 Difference]: Finished difference Result 229 states and 301 transitions. [2024-11-08 18:11:34,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 18:11:34,103 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.666666666666667) internal successors, (80), 12 states have internal predecessors, (80), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 180 [2024-11-08 18:11:34,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:11:34,108 INFO L225 Difference]: With dead ends: 229 [2024-11-08 18:11:34,108 INFO L226 Difference]: Without dead ends: 139 [2024-11-08 18:11:34,110 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 365 GetRequests, 348 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=105, Invalid=237, Unknown=0, NotChecked=0, Total=342 [2024-11-08 18:11:34,115 INFO L432 NwaCegarLoop]: 104 mSDtfsCounter, 212 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 361 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 238 SdHoareTripleChecker+Valid, 345 SdHoareTripleChecker+Invalid, 467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 361 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-11-08 18:11:34,115 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [238 Valid, 345 Invalid, 467 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 361 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-11-08 18:11:34,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2024-11-08 18:11:34,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 134. [2024-11-08 18:11:34,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 84 states have (on average 1.1071428571428572) internal successors, (93), 85 states have internal predecessors, (93), 40 states have call successors, (40), 9 states have call predecessors, (40), 9 states have return successors, (40), 39 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-08 18:11:34,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 173 transitions. [2024-11-08 18:11:34,141 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 173 transitions. Word has length 180 [2024-11-08 18:11:34,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:11:34,143 INFO L471 AbstractCegarLoop]: Abstraction has 134 states and 173 transitions. [2024-11-08 18:11:34,143 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.666666666666667) internal successors, (80), 12 states have internal predecessors, (80), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2024-11-08 18:11:34,144 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 173 transitions. [2024-11-08 18:11:34,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-08 18:11:34,147 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:11:34,148 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:11:34,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/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)] Ended with exit code 0 [2024-11-08 18:11:34,348 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:11:34,350 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:11:34,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:11:34,351 INFO L85 PathProgramCache]: Analyzing trace with hash 1997237688, now seen corresponding path program 1 times [2024-11-08 18:11:34,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:11:34,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1269961664] [2024-11-08 18:11:34,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:11:34,352 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 [2024-11-08 18:11:34,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:11:34,356 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:11:34,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21c3f3-1985-4bfe-a461-e9aae25dd5b6/bin/uautomizer-verify-jihMAELWvX/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 (8)] Waiting until timeout for monitored process [2024-11-08 18:11:34,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:11:34,897 INFO L255 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-08 18:11:34,906 INFO L278 TraceCheckSpWp]: Computing forward predicates...