./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-85.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-85.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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_19e90876-15fc-453d-b063-0f07d4f3e048/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 ce5a3e3df606615ed4d80d35c56de0474302d935a3c45f08f5f1ded2e108362a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:40:17,754 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:40:17,855 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 18:40:17,861 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:40:17,862 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:40:17,903 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:40:17,906 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:40:17,907 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:40:17,908 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:40:17,909 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:40:17,910 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:40:17,910 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:40:17,911 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:40:17,911 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:40:17,913 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:40:17,914 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:40:17,914 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:40:17,915 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 18:40:17,915 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 18:40:17,915 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 18:40:17,916 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:40:17,920 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:40:17,920 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:40:17,920 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:40:17,921 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:40:17,921 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 18:40:17,921 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:40:17,922 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:40:17,922 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:40:17,922 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:40:17,922 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:40:17,923 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:40:17,923 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:40:17,924 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:40:17,924 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:40:17,924 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:40:17,925 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 18:40:17,925 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 18:40:17,926 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:40:17,926 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:40:17,926 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:40:17,927 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:40:17,927 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_19e90876-15fc-453d-b063-0f07d4f3e048/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce5a3e3df606615ed4d80d35c56de0474302d935a3c45f08f5f1ded2e108362a [2024-11-08 18:40:18,273 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:40:18,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:40:18,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:40:18,309 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:40:18,309 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:40:18,311 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-85.i Unable to find full path for "g++" [2024-11-08 18:40:20,294 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:40:20,555 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:40:20,556 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-85.i [2024-11-08 18:40:20,571 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/data/d17eea2aa/fedf762751854e59b2e693da276624ee/FLAG7f1fd1192 [2024-11-08 18:40:20,593 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/data/d17eea2aa/fedf762751854e59b2e693da276624ee [2024-11-08 18:40:20,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:40:20,597 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:40:20,599 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:40:20,599 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:40:20,604 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:40:20,605 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:40:20" (1/1) ... [2024-11-08 18:40:20,607 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11038da8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:20, skipping insertion in model container [2024-11-08 18:40:20,607 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:40:20" (1/1) ... [2024-11-08 18:40:20,640 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:40:20,858 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_19e90876-15fc-453d-b063-0f07d4f3e048/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-85.i[919,932] [2024-11-08 18:40:20,958 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:40:20,970 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:40:20,984 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_19e90876-15fc-453d-b063-0f07d4f3e048/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-85.i[919,932] [2024-11-08 18:40:21,024 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:40:21,046 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:40:21,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21 WrapperNode [2024-11-08 18:40:21,047 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:40:21,048 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:40:21,048 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:40:21,048 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:40:21,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,068 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,112 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2024-11-08 18:40:21,112 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:40:21,113 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:40:21,113 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:40:21,113 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:40:21,127 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,127 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,131 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,154 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 18:40:21,155 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,155 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,165 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,169 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,172 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,174 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,182 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:40:21,186 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:40:21,186 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:40:21,187 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:40:21,192 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (1/1) ... [2024-11-08 18:40:21,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:40:21,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:40:21,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:40:21,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:40:21,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:40:21,270 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 18:40:21,272 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 18:40:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 18:40:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:40:21,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:40:21,397 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:40:21,401 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:40:21,965 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-08 18:40:21,966 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:40:21,984 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:40:21,984 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 18:40:21,984 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:40:21 BoogieIcfgContainer [2024-11-08 18:40:21,985 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:40:21,988 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:40:21,988 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:40:21,992 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:40:21,992 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:40:20" (1/3) ... [2024-11-08 18:40:21,993 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48a9083 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:40:21, skipping insertion in model container [2024-11-08 18:40:21,994 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:21" (2/3) ... [2024-11-08 18:40:21,994 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48a9083 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:40:21, skipping insertion in model container [2024-11-08 18:40:21,994 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:40:21" (3/3) ... [2024-11-08 18:40:21,996 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-85.i [2024-11-08 18:40:22,015 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:40:22,016 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:40:22,088 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:40:22,099 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;@54f988bd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:40:22,100 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:40:22,105 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-08 18:40:22,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-08 18:40:22,127 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:40:22,128 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:40:22,128 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:40:22,137 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:40:22,138 INFO L85 PathProgramCache]: Analyzing trace with hash 468714094, now seen corresponding path program 1 times [2024-11-08 18:40:22,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:40:22,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021000246] [2024-11-08 18:40:22,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:22,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:40:22,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:40:22,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:40:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:40:22,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:40:22,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 18:40:22,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 18:40:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 18:40:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 18:40:22,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 18:40:22,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 18:40:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 18:40:22,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 18:40:22,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 18:40:22,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 18:40:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 18:40:22,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 18:40:22,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:40:22,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:40:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:40:22,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:40:22,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 18:40:22,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-08 18:40:22,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:40:22,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-08 18:40:22,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 18:40:22,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:22,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-08 18:40:22,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:40:22,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021000246] [2024-11-08 18:40:22,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021000246] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:40:22,697 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:40:22,697 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:40:22,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775511172] [2024-11-08 18:40:22,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:40:22,707 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 18:40:22,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:40:22,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 18:40:22,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:40:22,739 INFO L87 Difference]: Start difference. First operand has 81 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-08 18:40:22,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:40:22,779 INFO L93 Difference]: Finished difference Result 155 states and 273 transitions. [2024-11-08 18:40:22,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 18:40:22,781 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 161 [2024-11-08 18:40:22,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:40:22,789 INFO L225 Difference]: With dead ends: 155 [2024-11-08 18:40:22,789 INFO L226 Difference]: Without dead ends: 77 [2024-11-08 18:40:22,792 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 77 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 18:40:22,796 INFO L432 NwaCegarLoop]: 119 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, 119 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 18:40:22,797 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:40:22,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2024-11-08 18:40:22,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2024-11-08 18:40:22,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 50 states have (on average 1.38) internal successors, (69), 50 states have internal predecessors, (69), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-08 18:40:22,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 119 transitions. [2024-11-08 18:40:22,847 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 119 transitions. Word has length 161 [2024-11-08 18:40:22,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:40:22,848 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 119 transitions. [2024-11-08 18:40:22,848 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-08 18:40:22,848 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions. [2024-11-08 18:40:22,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-08 18:40:22,854 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:40:22,854 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:40:22,854 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 18:40:22,855 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:40:22,855 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:40:22,855 INFO L85 PathProgramCache]: Analyzing trace with hash 1475972856, now seen corresponding path program 1 times [2024-11-08 18:40:22,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:40:22,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599024474] [2024-11-08 18:40:22,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:22,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:40:23,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:40:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:40:23,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:40:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:40:23,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 18:40:23,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 18:40:23,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 18:40:23,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 18:40:23,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 18:40:23,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 18:40:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:23,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 18:40:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 18:40:24,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 18:40:24,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 18:40:24,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 18:40:24,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 18:40:24,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:40:24,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:40:24,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:40:24,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:40:24,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 18:40:24,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-08 18:40:24,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:40:24,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-08 18:40:24,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 18:40:24,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:24,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-08 18:40:24,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:40:24,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599024474] [2024-11-08 18:40:24,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599024474] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:40:24,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:40:24,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:40:24,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370498881] [2024-11-08 18:40:24,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:40:24,172 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:40:24,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:40:24,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:40:24,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:40:24,175 INFO L87 Difference]: Start difference. First operand 77 states and 119 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-08 18:40:24,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:40:24,580 INFO L93 Difference]: Finished difference Result 232 states and 358 transitions. [2024-11-08 18:40:24,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:40:24,581 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 161 [2024-11-08 18:40:24,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:40:24,584 INFO L225 Difference]: With dead ends: 232 [2024-11-08 18:40:24,585 INFO L226 Difference]: Without dead ends: 158 [2024-11-08 18:40:24,586 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:40:24,587 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 117 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 405 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 18:40:24,588 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 405 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 18:40:24,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2024-11-08 18:40:24,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 149. [2024-11-08 18:40:24,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 96 states have (on average 1.3854166666666667) internal successors, (133), 96 states have internal predecessors, (133), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-08 18:40:24,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 233 transitions. [2024-11-08 18:40:24,626 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 233 transitions. Word has length 161 [2024-11-08 18:40:24,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:40:24,627 INFO L471 AbstractCegarLoop]: Abstraction has 149 states and 233 transitions. [2024-11-08 18:40:24,627 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-08 18:40:24,627 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 233 transitions. [2024-11-08 18:40:24,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-08 18:40:24,630 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:40:24,630 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:40:24,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 18:40:24,631 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:40:24,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:40:24,631 INFO L85 PathProgramCache]: Analyzing trace with hash 332410794, now seen corresponding path program 1 times [2024-11-08 18:40:24,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:40:24,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106043728] [2024-11-08 18:40:24,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:24,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:40:24,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:40:25,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:40:25,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:40:25,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:40:25,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 18:40:25,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 18:40:25,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 18:40:25,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 18:40:25,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:25,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 18:40:25,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 18:40:26,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 18:40:26,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 18:40:26,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 18:40:26,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 18:40:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 18:40:26,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 18:40:26,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:40:26,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:40:26,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:40:26,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:40:26,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 18:40:26,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-08 18:40:26,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:40:26,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-08 18:40:26,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 18:40:26,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:26,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-08 18:40:26,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:40:26,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106043728] [2024-11-08 18:40:26,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106043728] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:40:26,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:40:26,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:40:26,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022494113] [2024-11-08 18:40:26,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:40:26,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:40:26,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:40:26,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:40:26,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:40:26,257 INFO L87 Difference]: Start difference. First operand 149 states and 233 transitions. Second operand has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 7 states have internal predecessors, (40), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-08 18:40:27,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:40:27,119 INFO L93 Difference]: Finished difference Result 433 states and 666 transitions. [2024-11-08 18:40:27,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 18:40:27,121 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 7 states have internal predecessors, (40), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 162 [2024-11-08 18:40:27,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:40:27,124 INFO L225 Difference]: With dead ends: 433 [2024-11-08 18:40:27,125 INFO L226 Difference]: Without dead ends: 287 [2024-11-08 18:40:27,126 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2024-11-08 18:40:27,128 INFO L432 NwaCegarLoop]: 103 mSDtfsCounter, 266 mSDsluCounter, 316 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-08 18:40:27,128 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [266 Valid, 419 Invalid, 263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-08 18:40:27,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2024-11-08 18:40:27,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 215. [2024-11-08 18:40:27,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 135 states have (on average 1.348148148148148) internal successors, (182), 135 states have internal predecessors, (182), 75 states have call successors, (75), 4 states have call predecessors, (75), 4 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2024-11-08 18:40:27,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 332 transitions. [2024-11-08 18:40:27,197 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 332 transitions. Word has length 162 [2024-11-08 18:40:27,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:40:27,198 INFO L471 AbstractCegarLoop]: Abstraction has 215 states and 332 transitions. [2024-11-08 18:40:27,198 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 7 states have internal predecessors, (40), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-08 18:40:27,199 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 332 transitions. [2024-11-08 18:40:27,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-08 18:40:27,201 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:40:27,201 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:40:27,202 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 18:40:27,202 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:40:27,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:40:27,203 INFO L85 PathProgramCache]: Analyzing trace with hash 197549222, now seen corresponding path program 1 times [2024-11-08 18:40:27,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:40:27,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169012239] [2024-11-08 18:40:27,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:27,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:40:27,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:40:27,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:40:27,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:40:27,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:40:27,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 18:40:27,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 18:40:27,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 18:40:27,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 18:40:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 18:40:27,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 18:40:27,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 18:40:27,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 18:40:27,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 18:40:27,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 18:40:27,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 18:40:27,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 18:40:27,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:40:27,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:40:27,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:40:27,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:40:27,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 18:40:27,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-08 18:40:27,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:40:27,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-08 18:40:27,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 18:40:27,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 3 proven. 69 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-08 18:40:27,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:40:27,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169012239] [2024-11-08 18:40:27,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169012239] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:40:27,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1909560579] [2024-11-08 18:40:27,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:27,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:40:27,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:40:27,693 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:40:27,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 18:40:27,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:27,860 INFO L255 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 18:40:27,870 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:40:28,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 118 proven. 69 refuted. 0 times theorem prover too weak. 1013 trivial. 0 not checked. [2024-11-08 18:40:28,338 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:40:28,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 3 proven. 69 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-08 18:40:28,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1909560579] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 18:40:28,766 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 18:40:28,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-08 18:40:28,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54490045] [2024-11-08 18:40:28,766 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 18:40:28,771 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:40:28,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:40:28,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:40:28,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:40:28,773 INFO L87 Difference]: Start difference. First operand 215 states and 332 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (48), 2 states have call predecessors, (48), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2024-11-08 18:40:29,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:40:29,105 INFO L93 Difference]: Finished difference Result 395 states and 595 transitions. [2024-11-08 18:40:29,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 18:40:29,106 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (48), 2 states have call predecessors, (48), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 162 [2024-11-08 18:40:29,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:40:29,109 INFO L225 Difference]: With dead ends: 395 [2024-11-08 18:40:29,110 INFO L226 Difference]: Without dead ends: 241 [2024-11-08 18:40:29,111 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 380 GetRequests, 370 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:40:29,112 INFO L432 NwaCegarLoop]: 87 mSDtfsCounter, 49 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:40:29,113 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 209 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:40:29,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2024-11-08 18:40:29,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 227. [2024-11-08 18:40:29,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 144 states have (on average 1.3055555555555556) internal successors, (188), 144 states have internal predecessors, (188), 75 states have call successors, (75), 7 states have call predecessors, (75), 7 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2024-11-08 18:40:29,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 338 transitions. [2024-11-08 18:40:29,195 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 338 transitions. Word has length 162 [2024-11-08 18:40:29,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:40:29,195 INFO L471 AbstractCegarLoop]: Abstraction has 227 states and 338 transitions. [2024-11-08 18:40:29,196 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (48), 2 states have call predecessors, (48), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2024-11-08 18:40:29,196 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 338 transitions. [2024-11-08 18:40:29,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-08 18:40:29,199 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:40:29,199 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:40:29,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-08 18:40:29,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:40:29,403 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:40:29,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:40:29,404 INFO L85 PathProgramCache]: Analyzing trace with hash 1342922659, now seen corresponding path program 1 times [2024-11-08 18:40:29,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:40:29,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191228719] [2024-11-08 18:40:29,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:29,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:40:29,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 18:40:29,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1160078236] [2024-11-08 18:40:29,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:29,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:40:29,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:40:29,576 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:40:29,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 18:40:29,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:40:29,811 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:40:29,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:40:30,109 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 18:40:30,109 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 18:40:30,111 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 18:40:30,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-08 18:40:30,314 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:40:30,319 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-11-08 18:40:30,508 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 18:40:30,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:40:30 BoogieIcfgContainer [2024-11-08 18:40:30,512 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 18:40:30,512 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 18:40:30,512 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 18:40:30,513 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 18:40:30,513 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:40:21" (3/4) ... [2024-11-08 18:40:30,516 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 18:40:30,517 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 18:40:30,518 INFO L158 Benchmark]: Toolchain (without parser) took 9920.44ms. Allocated memory was 136.3MB in the beginning and 237.0MB in the end (delta: 100.7MB). Free memory was 103.4MB in the beginning and 189.1MB in the end (delta: -85.7MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2024-11-08 18:40:30,518 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 136.3MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:40:30,518 INFO L158 Benchmark]: CACSL2BoogieTranslator took 448.43ms. Allocated memory is still 136.3MB. Free memory was 103.4MB in the beginning and 86.2MB in the end (delta: 17.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 18:40:30,519 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.38ms. Allocated memory is still 136.3MB. Free memory was 85.8MB in the beginning and 82.0MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 18:40:30,519 INFO L158 Benchmark]: Boogie Preprocessor took 72.56ms. Allocated memory is still 136.3MB. Free memory was 82.0MB in the beginning and 76.7MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 18:40:30,520 INFO L158 Benchmark]: RCFGBuilder took 798.81ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 76.7MB in the beginning and 128.6MB in the end (delta: -51.9MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2024-11-08 18:40:30,520 INFO L158 Benchmark]: TraceAbstraction took 8523.63ms. Allocated memory was 163.6MB in the beginning and 237.0MB in the end (delta: 73.4MB). Free memory was 127.3MB in the beginning and 189.1MB in the end (delta: -61.7MB). Peak memory consumption was 112.4MB. Max. memory is 16.1GB. [2024-11-08 18:40:30,520 INFO L158 Benchmark]: Witness Printer took 4.73ms. Allocated memory is still 237.0MB. Free memory is still 189.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:40:30,522 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 136.3MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 448.43ms. Allocated memory is still 136.3MB. Free memory was 103.4MB in the beginning and 86.2MB in the end (delta: 17.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.38ms. Allocated memory is still 136.3MB. Free memory was 85.8MB in the beginning and 82.0MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.56ms. Allocated memory is still 136.3MB. Free memory was 82.0MB in the beginning and 76.7MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 798.81ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 76.7MB in the beginning and 128.6MB in the end (delta: -51.9MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. * TraceAbstraction took 8523.63ms. Allocated memory was 163.6MB in the beginning and 237.0MB in the end (delta: 73.4MB). Free memory was 127.3MB in the beginning and 189.1MB in the end (delta: -61.7MB). Peak memory consumption was 112.4MB. Max. memory is 16.1GB. * Witness Printer took 4.73ms. Allocated memory is still 237.0MB. Free memory is still 189.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 176, overapproximation of someBinaryDOUBLEComparisonOperation at line 176. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 1000; [L23] unsigned char var_1_5 = 1; [L24] unsigned char var_1_6 = 0; [L25] float var_1_7 = 0.6; [L26] unsigned long int var_1_8 = 32; [L27] unsigned long int var_1_9 = 32; [L28] float var_1_11 = 5.5; [L29] unsigned long int var_1_12 = 128; [L30] unsigned char var_1_13 = 16; [L31] unsigned char var_1_14 = 0; [L32] unsigned long int var_1_15 = 8; [L33] unsigned char var_1_16 = 0; [L34] unsigned char var_1_17 = 0; [L35] double var_1_18 = 1.8; [L36] double var_1_19 = 4.5; [L37] double var_1_20 = 15.5; [L38] signed char var_1_21 = -5; [L39] signed char var_1_27 = 4; [L40] float var_1_28 = 8.95; [L41] signed short int var_1_30 = -256; [L42] unsigned char var_1_31 = 0; [L43] unsigned char var_1_35 = 1; [L44] unsigned char var_1_36 = 0; [L45] unsigned char var_1_37 = 0; [L46] unsigned char var_1_38 = 1; [L47] unsigned short int var_1_39 = 4; [L48] unsigned char var_1_41 = 10; [L49] unsigned long int last_1_var_1_1 = 1000; [L50] unsigned char last_1_var_1_5 = 1; [L51] unsigned long int last_1_var_1_12 = 128; [L52] unsigned char last_1_var_1_13 = 16; [L53] unsigned long int last_1_var_1_15 = 8; VAL [isInitial=0, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=32, var_1_9=32] [L180] isInitial = 1 [L181] FCALL initially() [L182] COND TRUE 1 [L183] CALL updateLastVariables() [L169] last_1_var_1_1 = var_1_1 [L170] last_1_var_1_5 = var_1_5 [L171] last_1_var_1_12 = var_1_12 [L172] last_1_var_1_13 = var_1_13 [L173] last_1_var_1_15 = var_1_15 VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=32, var_1_9=32] [L183] RET updateLastVariables() [L184] CALL updateVariables() [L129] var_1_6 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_7=3/5, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_7=3/5, var_1_8=32, var_1_9=32] [L130] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_7=3/5, var_1_8=32, var_1_9=32] [L131] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=32, var_1_9=32] [L131] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=32, var_1_9=32] [L132] var_1_8 = __VERIFIER_nondet_ulong() [L133] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_9=32] [L133] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_9=32] [L134] CALL assume_abort_if_not(var_1_8 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_9=32] [L134] RET assume_abort_if_not(var_1_8 <= 4294967295) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_9=32] [L135] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=32] [L135] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=32] [L136] var_1_9 = __VERIFIER_nondet_ulong() [L137] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62] [L137] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62] [L138] CALL assume_abort_if_not(var_1_9 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62] [L138] RET assume_abort_if_not(var_1_9 <= 4294967295) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62] [L139] CALL assume_abort_if_not(var_1_9 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L139] RET assume_abort_if_not(var_1_9 != 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L140] var_1_11 = __VERIFIER_nondet_float() [L141] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L141] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L142] var_1_14 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L143] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L144] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L144] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L145] var_1_17 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L146] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L147] CALL assume_abort_if_not(var_1_17 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L147] RET assume_abort_if_not(var_1_17 <= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L148] var_1_19 = __VERIFIER_nondet_double() [L149] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L149] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L150] var_1_20 = __VERIFIER_nondet_double() [L151] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L151] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L152] var_1_27 = __VERIFIER_nondet_char() [L153] CALL assume_abort_if_not(var_1_27 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L153] RET assume_abort_if_not(var_1_27 >= -127) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L154] CALL assume_abort_if_not(var_1_27 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L154] RET assume_abort_if_not(var_1_27 <= 126) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L155] var_1_35 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_35 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L156] RET assume_abort_if_not(var_1_35 >= 1) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L157] CALL assume_abort_if_not(var_1_35 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L157] RET assume_abort_if_not(var_1_35 <= 1) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L158] var_1_36 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_36 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L159] RET assume_abort_if_not(var_1_36 >= 1) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L160] CALL assume_abort_if_not(var_1_36 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L160] RET assume_abort_if_not(var_1_36 <= 1) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L161] var_1_39 = __VERIFIER_nondet_ushort() [L162] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L162] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L163] CALL assume_abort_if_not(var_1_39 <= 15) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=0, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=0, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L163] RET assume_abort_if_not(var_1_39 <= 15) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=0, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L164] var_1_41 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_41 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=0, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=0, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L165] RET assume_abort_if_not(var_1_41 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=0, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L166] CALL assume_abort_if_not(var_1_41 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=0, var_1_41=63, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=0, var_1_41=63, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L166] RET assume_abort_if_not(var_1_41 <= 63) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=0, var_1_41=63, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L184] RET updateVariables() [L185] CALL step() [L57] signed long int stepLocal_1 = last_1_var_1_13; [L58] signed long int stepLocal_0 = last_1_var_1_13; VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, stepLocal_0=16, stepLocal_1=16, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=0, var_1_41=63, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L59] COND TRUE stepLocal_1 < ((- last_1_var_1_12) * 64) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, stepLocal_0=16, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=0, var_1_41=63, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L60] COND TRUE \read(last_1_var_1_5) [L61] var_1_1 = ((((last_1_var_1_12) < 0 ) ? -(last_1_var_1_12) : (last_1_var_1_12))) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, stepLocal_0=16, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=0, var_1_41=63, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L70] COND FALSE !(\read(var_1_17)) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, stepLocal_0=16, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=0, var_1_41=63, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L75] COND TRUE ! var_1_6 VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, stepLocal_0=16, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=0, var_1_41=63, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L76] EXPR (var_1_15 + var_1_14) << ((((5) < (var_1_39)) ? (5) : (var_1_39))) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, stepLocal_0=16, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=0, var_1_41=63, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L76] COND FALSE !((var_1_9 + var_1_13) >= ((var_1_15 + var_1_14) << ((((5) < (var_1_39)) ? (5) : (var_1_39))))) [L83] COND TRUE ! (var_1_8 >= var_1_41) [L84] var_1_38 = var_1_39 VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, stepLocal_0=16, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=0, var_1_39=0, var_1_41=63, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L90] unsigned long int stepLocal_2 = last_1_var_1_15 + last_1_var_1_1; VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, stepLocal_0=16, stepLocal_2=1008, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=0, var_1_39=0, var_1_41=63, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L91] COND TRUE last_1_var_1_13 <= stepLocal_2 [L92] var_1_5 = ((last_1_var_1_15 == last_1_var_1_13) && var_1_6) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, stepLocal_0=16, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=0, var_1_39=0, var_1_41=63, var_1_5=0, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L96] unsigned char stepLocal_3 = var_1_5; VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, stepLocal_0=16, stepLocal_3=0, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=0, var_1_39=0, var_1_41=63, var_1_5=0, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L97] COND FALSE !(stepLocal_3 || var_1_17) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, stepLocal_0=16, var_1_12=128, var_1_13=16, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=0, var_1_39=0, var_1_41=63, var_1_5=0, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L100] var_1_13 = ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14))) [L101] var_1_30 = ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) [L102] var_1_16 = (var_1_6 && var_1_17) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, stepLocal_0=16, var_1_12=128, var_1_13=254, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=254, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=0, var_1_39=0, var_1_41=63, var_1_5=0, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L103] COND FALSE !(\read(var_1_5)) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, stepLocal_0=16, var_1_12=128, var_1_13=254, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=254, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=0, var_1_39=0, var_1_41=63, var_1_5=0, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L106] COND FALSE !((((((var_1_20 - var_1_20)) < (var_1_20)) ? ((var_1_20 - var_1_20)) : (var_1_20))) > (var_1_11 * 31.3)) [L111] var_1_31 = (var_1_35 && ((var_1_13 > var_1_13) && (! var_1_36))) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, stepLocal_0=16, var_1_12=128, var_1_13=254, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=254, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=0, var_1_39=0, var_1_41=63, var_1_5=0, var_1_6=0, var_1_7=3/5, var_1_8=62, var_1_9=4294967298] [L113] COND FALSE !((var_1_15 + (var_1_15 * var_1_13)) <= ((32u / var_1_8) / var_1_9)) [L118] var_1_7 = var_1_11 VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, stepLocal_0=16, var_1_11=2, var_1_12=128, var_1_13=254, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=254, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=0, var_1_39=0, var_1_41=63, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=62, var_1_9=4294967298] [L120] var_1_28 = var_1_20 VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, stepLocal_0=16, var_1_11=2, var_1_12=128, var_1_13=254, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_20=3, var_1_21=-5, var_1_27=-127, var_1_28=3, var_1_30=254, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=0, var_1_39=0, var_1_41=63, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=62, var_1_9=4294967298] [L121] COND TRUE (var_1_18 / 25.4f) >= ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) [L122] var_1_37 = (! (var_1_36 || var_1_35)) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, stepLocal_0=16, var_1_11=2, var_1_12=128, var_1_13=254, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_20=3, var_1_21=-5, var_1_27=-127, var_1_28=3, var_1_30=254, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=0, var_1_39=0, var_1_41=63, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=62, var_1_9=4294967298] [L124] COND TRUE var_1_7 <= (- (32.8f + var_1_7)) [L125] var_1_12 = last_1_var_1_12 VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, stepLocal_0=16, var_1_11=2, var_1_12=128, var_1_13=254, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_20=3, var_1_21=-5, var_1_27=-127, var_1_28=3, var_1_30=254, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=0, var_1_39=0, var_1_41=63, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=62, var_1_9=4294967298] [L185] RET step() [L186] CALL, EXPR property() [L176-L177] return ((((((((last_1_var_1_13 < ((- last_1_var_1_12) * 64)) ? (last_1_var_1_5 ? (var_1_1 == ((unsigned long int) ((((last_1_var_1_12) < 0 ) ? -(last_1_var_1_12) : (last_1_var_1_12))))) : ((-10000000 < last_1_var_1_13) ? (var_1_1 == ((unsigned long int) (((((((last_1_var_1_12) > (5u)) ? (last_1_var_1_12) : (5u))) < 0 ) ? -((((last_1_var_1_12) > (5u)) ? (last_1_var_1_12) : (5u))) : ((((last_1_var_1_12) > (5u)) ? (last_1_var_1_12) : (5u))))))) : (var_1_1 == ((unsigned long int) 50u)))) : 1) && ((last_1_var_1_13 <= (last_1_var_1_15 + last_1_var_1_1)) ? (var_1_5 == ((unsigned char) ((last_1_var_1_15 == last_1_var_1_13) && var_1_6))) : (var_1_5 == ((unsigned char) var_1_6)))) && (((var_1_15 + (var_1_15 * var_1_13)) <= ((32u / var_1_8) / var_1_9)) ? ((1.25f < var_1_18) ? (var_1_7 == ((float) 1000000.1f)) : 1) : (var_1_7 == ((float) var_1_11)))) && ((var_1_7 <= (- (32.8f + var_1_7))) ? (var_1_12 == ((unsigned long int) last_1_var_1_12)) : 1)) && (var_1_13 == ((unsigned char) ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14)))))) && (var_1_5 ? (var_1_15 == ((unsigned long int) ((((var_1_1) > ((var_1_13 + ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14)))))) ? (var_1_1) : ((var_1_13 + ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14))))))))) : 1)) && (var_1_16 == ((unsigned char) (var_1_6 && var_1_17)))) && ((var_1_5 || var_1_17) ? (var_1_18 == ((double) ((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) + var_1_20) - 63.6))) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=2, var_1_12=128, var_1_13=254, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_20=3, var_1_21=-5, var_1_27=-127, var_1_28=3, var_1_30=254, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=0, var_1_39=0, var_1_41=63, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=62, var_1_9=4294967298] [L186] RET, EXPR property() [L186] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=2, var_1_12=128, var_1_13=254, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_20=3, var_1_21=-5, var_1_27=-127, var_1_28=3, var_1_30=254, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=0, var_1_39=0, var_1_41=63, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=62, var_1_9=4294967298] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=2, var_1_12=128, var_1_13=254, var_1_14=254, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_20=3, var_1_21=-5, var_1_27=-127, var_1_28=3, var_1_30=254, var_1_31=0, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=0, var_1_39=0, var_1_41=63, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=62, var_1_9=4294967298] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 81 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.3s, OverallIterations: 5, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 432 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 432 mSDsluCounter, 1152 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 725 mSDsCounter, 190 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 383 IncrementalHoareTripleChecker+Invalid, 573 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 190 mSolverCounterUnsat, 427 mSDtfsCounter, 383 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 579 GetRequests, 554 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=227occurred in iteration=4, InterpolantAutomatonStates: 25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 95 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 1138 NumberOfCodeBlocks, 1138 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 964 ConstructedInterpolants, 0 QuantifiedInterpolants, 3865 SizeOfPredicates, 1 NumberOfNonLiveVariables, 396 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 6 InterpolantComputations, 3 PerfectInterpolantSequences, 6993/7200 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 18:40:30,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-85.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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_19e90876-15fc-453d-b063-0f07d4f3e048/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 ce5a3e3df606615ed4d80d35c56de0474302d935a3c45f08f5f1ded2e108362a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:40:32,943 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:40:33,023 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 18:40:33,028 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:40:33,029 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:40:33,052 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:40:33,053 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:40:33,053 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:40:33,054 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:40:33,055 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:40:33,055 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:40:33,055 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:40:33,056 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:40:33,057 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:40:33,057 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:40:33,058 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:40:33,058 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:40:33,059 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 18:40:33,059 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 18:40:33,060 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:40:33,060 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:40:33,061 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:40:33,061 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:40:33,062 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 18:40:33,062 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 18:40:33,062 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:40:33,063 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 18:40:33,063 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 18:40:33,064 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:40:33,064 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:40:33,065 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:40:33,065 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:40:33,066 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:40:33,066 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:40:33,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:40:33,067 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:40:33,067 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:40:33,068 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:40:33,068 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 18:40:33,068 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 18:40:33,068 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:40:33,069 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:40:33,082 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:40:33,082 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:40:33,082 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_19e90876-15fc-453d-b063-0f07d4f3e048/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce5a3e3df606615ed4d80d35c56de0474302d935a3c45f08f5f1ded2e108362a [2024-11-08 18:40:33,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:40:33,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:40:33,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:40:33,528 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:40:33,528 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:40:33,530 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-85.i Unable to find full path for "g++" [2024-11-08 18:40:35,790 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:40:36,047 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:40:36,048 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-85.i [2024-11-08 18:40:36,066 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/data/621ca30dd/0292f49332f14544b5df225f1d44fca1/FLAG701865f40 [2024-11-08 18:40:36,081 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/data/621ca30dd/0292f49332f14544b5df225f1d44fca1 [2024-11-08 18:40:36,084 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:40:36,085 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:40:36,086 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:40:36,087 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:40:36,093 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:40:36,093 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:40:36" (1/1) ... [2024-11-08 18:40:36,095 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b67df84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:36, skipping insertion in model container [2024-11-08 18:40:36,095 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:40:36" (1/1) ... [2024-11-08 18:40:36,128 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:40:36,325 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_19e90876-15fc-453d-b063-0f07d4f3e048/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-85.i[919,932] [2024-11-08 18:40:36,407 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:40:36,429 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:40:36,443 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_19e90876-15fc-453d-b063-0f07d4f3e048/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-85.i[919,932] [2024-11-08 18:40:36,496 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:40:36,531 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:40:36,532 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:36 WrapperNode [2024-11-08 18:40:36,532 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:40:36,534 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:40:36,534 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:40:36,534 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:40:36,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:36" (1/1) ... [2024-11-08 18:40:36,565 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:36" (1/1) ... [2024-11-08 18:40:36,613 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 178 [2024-11-08 18:40:36,618 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:40:36,618 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:40:36,619 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:40:36,619 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:40:36,636 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:36" (1/1) ... [2024-11-08 18:40:36,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:36" (1/1) ... [2024-11-08 18:40:36,645 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:36" (1/1) ... [2024-11-08 18:40:36,687 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 18:40:36,691 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:36" (1/1) ... [2024-11-08 18:40:36,692 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:36" (1/1) ... [2024-11-08 18:40:36,708 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:36" (1/1) ... [2024-11-08 18:40:36,715 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:36" (1/1) ... [2024-11-08 18:40:36,722 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:36" (1/1) ... [2024-11-08 18:40:36,727 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:36" (1/1) ... [2024-11-08 18:40:36,735 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:40:36,739 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:40:36,739 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:40:36,740 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:40:36,741 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:36" (1/1) ... [2024-11-08 18:40:36,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:40:36,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:40:36,779 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:40:36,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:40:36,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:40:36,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 18:40:36,818 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 18:40:36,818 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 18:40:36,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:40:36,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:40:36,948 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:40:36,950 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:40:53,654 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-08 18:40:53,655 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:40:53,669 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:40:53,669 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 18:40:53,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:40:53 BoogieIcfgContainer [2024-11-08 18:40:53,670 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:40:53,672 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:40:53,672 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:40:53,676 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:40:53,677 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:40:36" (1/3) ... [2024-11-08 18:40:53,678 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14d25f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:40:53, skipping insertion in model container [2024-11-08 18:40:53,678 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:40:36" (2/3) ... [2024-11-08 18:40:53,678 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14d25f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:40:53, skipping insertion in model container [2024-11-08 18:40:53,678 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:40:53" (3/3) ... [2024-11-08 18:40:53,680 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-85.i [2024-11-08 18:40:53,700 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:40:53,700 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:40:53,778 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:40:53,785 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;@39f3e115, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:40:53,785 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:40:53,791 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 51 states have (on average 1.4509803921568627) internal successors, (74), 52 states have internal predecessors, (74), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-08 18:40:53,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-08 18:40:53,807 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:40:53,808 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:40:53,808 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:40:53,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:40:53,814 INFO L85 PathProgramCache]: Analyzing trace with hash 331320203, now seen corresponding path program 1 times [2024-11-08 18:40:53,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:40:53,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [362063543] [2024-11-08 18:40:53,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:53,829 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 18:40:53,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:40:53,833 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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 18:40:53,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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 18:40:55,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:55,431 INFO L255 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 18:40:55,441 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:40:55,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 560 proven. 0 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-11-08 18:40:55,511 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:40:55,512 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:40:55,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [362063543] [2024-11-08 18:40:55,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [362063543] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:40:55,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:40:55,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:40:55,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074052437] [2024-11-08 18:40:55,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:40:55,523 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 18:40:55,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:40:55,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 18:40:55,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:40:55,559 INFO L87 Difference]: Start difference. First operand has 79 states, 51 states have (on average 1.4509803921568627) internal successors, (74), 52 states have internal predecessors, (74), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-08 18:40:55,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:40:55,616 INFO L93 Difference]: Finished difference Result 151 states and 267 transitions. [2024-11-08 18:40:55,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 18:40:55,618 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 161 [2024-11-08 18:40:55,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:40:55,626 INFO L225 Difference]: With dead ends: 151 [2024-11-08 18:40:55,626 INFO L226 Difference]: Without dead ends: 75 [2024-11-08 18:40:55,629 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 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 18:40:55,633 INFO L432 NwaCegarLoop]: 116 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, 116 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 18:40:55,634 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:40:55,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-11-08 18:40:55,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2024-11-08 18:40:55,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 48 states have (on average 1.375) internal successors, (66), 48 states have internal predecessors, (66), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-08 18:40:55,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 116 transitions. [2024-11-08 18:40:55,684 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 116 transitions. Word has length 161 [2024-11-08 18:40:55,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:40:55,684 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 116 transitions. [2024-11-08 18:40:55,685 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-08 18:40:55,685 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 116 transitions. [2024-11-08 18:40:55,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-08 18:40:55,689 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:40:55,690 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:40:55,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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 18:40:55,894 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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 18:40:55,894 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:40:55,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:40:55,895 INFO L85 PathProgramCache]: Analyzing trace with hash 1338578965, now seen corresponding path program 1 times [2024-11-08 18:40:55,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:40:55,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [18270518] [2024-11-08 18:40:55,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:40:55,897 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 18:40:55,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:40:55,901 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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 18:40:55,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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 18:40:57,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:40:57,446 INFO L255 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 18:40:57,454 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:40:59,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-08 18:40:59,261 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:40:59,262 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:40:59,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [18270518] [2024-11-08 18:40:59,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [18270518] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:40:59,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:40:59,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:40:59,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250882370] [2024-11-08 18:40:59,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:40:59,265 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:40:59,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:40:59,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:40:59,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:40:59,267 INFO L87 Difference]: Start difference. First operand 75 states and 116 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-08 18:41:02,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:41:02,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:41:02,806 INFO L93 Difference]: Finished difference Result 147 states and 229 transitions. [2024-11-08 18:41:02,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 18:41:02,830 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 161 [2024-11-08 18:41:02,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:41:02,835 INFO L225 Difference]: With dead ends: 147 [2024-11-08 18:41:02,835 INFO L226 Difference]: Without dead ends: 75 [2024-11-08 18:41:02,836 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:41:02,837 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 107 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-11-08 18:41:02,838 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 166 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-11-08 18:41:02,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-11-08 18:41:02,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2024-11-08 18:41:02,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 48 states have (on average 1.3541666666666667) internal successors, (65), 48 states have internal predecessors, (65), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-08 18:41:02,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 115 transitions. [2024-11-08 18:41:02,858 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 115 transitions. Word has length 161 [2024-11-08 18:41:02,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:41:02,860 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 115 transitions. [2024-11-08 18:41:02,861 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-08 18:41:02,861 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 115 transitions. [2024-11-08 18:41:02,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-08 18:41:02,864 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:41:02,864 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:41:02,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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 18:41:03,065 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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 18:41:03,065 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:41:03,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:41:03,066 INFO L85 PathProgramCache]: Analyzing trace with hash 1251400749, now seen corresponding path program 1 times [2024-11-08 18:41:03,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:41:03,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [606385308] [2024-11-08 18:41:03,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:41:03,068 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 18:41:03,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:41:03,071 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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 18:41:03,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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)] Waiting until timeout for monitored process [2024-11-08 18:41:04,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:04,645 INFO L255 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 18:41:04,651 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:41:06,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 118 proven. 69 refuted. 0 times theorem prover too weak. 1013 trivial. 0 not checked. [2024-11-08 18:41:06,168 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:41:07,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 3 proven. 69 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-08 18:41:07,399 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:41:07,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [606385308] [2024-11-08 18:41:07,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [606385308] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 18:41:07,400 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 18:41:07,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-11-08 18:41:07,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441551275] [2024-11-08 18:41:07,402 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 18:41:07,403 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:41:07,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:41:07,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:41:07,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:41:07,405 INFO L87 Difference]: Start difference. First operand 75 states and 115 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (48), 2 states have call predecessors, (48), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2024-11-08 18:41:09,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:41:09,453 INFO L93 Difference]: Finished difference Result 155 states and 234 transitions. [2024-11-08 18:41:09,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 18:41:09,473 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (48), 2 states have call predecessors, (48), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 162 [2024-11-08 18:41:09,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:41:09,479 INFO L225 Difference]: With dead ends: 155 [2024-11-08 18:41:09,480 INFO L226 Difference]: Without dead ends: 83 [2024-11-08 18:41:09,481 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 326 GetRequests, 316 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:41:09,482 INFO L432 NwaCegarLoop]: 83 mSDtfsCounter, 45 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-08 18:41:09,483 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 197 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-08 18:41:09,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2024-11-08 18:41:09,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 79. [2024-11-08 18:41:09,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 51 states have (on average 1.3137254901960784) internal successors, (67), 51 states have internal predecessors, (67), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-08 18:41:09,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 117 transitions. [2024-11-08 18:41:09,505 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 117 transitions. Word has length 162 [2024-11-08 18:41:09,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:41:09,506 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 117 transitions. [2024-11-08 18:41:09,506 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (48), 2 states have call predecessors, (48), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2024-11-08 18:41:09,506 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 117 transitions. [2024-11-08 18:41:09,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-08 18:41:09,513 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:41:09,513 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:41:09,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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)] Forceful destruction successful, exit code 0 [2024-11-08 18:41:09,714 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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 18:41:09,715 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:41:09,715 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:41:09,715 INFO L85 PathProgramCache]: Analyzing trace with hash 1381866813, now seen corresponding path program 1 times [2024-11-08 18:41:09,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:41:09,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [448863882] [2024-11-08 18:41:09,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:41:09,717 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 18:41:09,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:41:09,720 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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 18:41:09,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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 18:41:11,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:11,295 INFO L255 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 18:41:11,301 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:41:15,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 624 proven. 36 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2024-11-08 18:41:15,902 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:41:17,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 36 proven. 36 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-08 18:41:17,882 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:41:17,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [448863882] [2024-11-08 18:41:17,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [448863882] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 18:41:17,883 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 18:41:17,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 14 [2024-11-08 18:41:17,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613199917] [2024-11-08 18:41:17,883 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 18:41:17,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-08 18:41:17,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:41:17,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-08 18:41:17,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2024-11-08 18:41:17,892 INFO L87 Difference]: Start difference. First operand 79 states and 117 transitions. Second operand has 14 states, 14 states have (on average 5.714285714285714) internal successors, (80), 14 states have internal predecessors, (80), 4 states have call successors, (50), 3 states have call predecessors, (50), 5 states have return successors, (50), 4 states have call predecessors, (50), 4 states have call successors, (50) [2024-11-08 18:41:21,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:41:25,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.79s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:41:27,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:41:32,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:41:33,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:41:33,477 INFO L93 Difference]: Finished difference Result 305 states and 446 transitions. [2024-11-08 18:41:33,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-08 18:41:33,478 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.714285714285714) internal successors, (80), 14 states have internal predecessors, (80), 4 states have call successors, (50), 3 states have call predecessors, (50), 5 states have return successors, (50), 4 states have call predecessors, (50), 4 states have call successors, (50) Word has length 164 [2024-11-08 18:41:33,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:41:33,482 INFO L225 Difference]: With dead ends: 305 [2024-11-08 18:41:33,483 INFO L226 Difference]: Without dead ends: 229 [2024-11-08 18:41:33,484 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 339 GetRequests, 315 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=182, Invalid=418, Unknown=0, NotChecked=0, Total=600 [2024-11-08 18:41:33,485 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 482 mSDsluCounter, 465 mSDsCounter, 0 mSdLazyCounter, 611 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 505 SdHoareTripleChecker+Valid, 567 SdHoareTripleChecker+Invalid, 849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 611 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.6s IncrementalHoareTripleChecker+Time [2024-11-08 18:41:33,486 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [505 Valid, 567 Invalid, 849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 611 Invalid, 0 Unknown, 0 Unchecked, 14.6s Time] [2024-11-08 18:41:33,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2024-11-08 18:41:33,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 187. [2024-11-08 18:41:33,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 118 states have (on average 1.271186440677966) internal successors, (150), 119 states have internal predecessors, (150), 61 states have call successors, (61), 7 states have call predecessors, (61), 7 states have return successors, (61), 60 states have call predecessors, (61), 61 states have call successors, (61) [2024-11-08 18:41:33,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 272 transitions. [2024-11-08 18:41:33,541 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 272 transitions. Word has length 164 [2024-11-08 18:41:33,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:41:33,542 INFO L471 AbstractCegarLoop]: Abstraction has 187 states and 272 transitions. [2024-11-08 18:41:33,542 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.714285714285714) internal successors, (80), 14 states have internal predecessors, (80), 4 states have call successors, (50), 3 states have call predecessors, (50), 5 states have return successors, (50), 4 states have call predecessors, (50), 4 states have call successors, (50) [2024-11-08 18:41:33,543 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 272 transitions. [2024-11-08 18:41:33,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-08 18:41:33,549 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:41:33,550 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:41:33,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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 18:41:33,750 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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 18:41:33,751 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:41:33,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:41:33,751 INFO L85 PathProgramCache]: Analyzing trace with hash 1247005241, now seen corresponding path program 1 times [2024-11-08 18:41:33,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:41:33,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [905678225] [2024-11-08 18:41:33,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:41:33,752 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 18:41:33,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:41:33,755 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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 18:41:33,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e90876-15fc-453d-b063-0f07d4f3e048/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 (6)] Waiting until timeout for monitored process [2024-11-08 18:41:35,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:35,221 INFO L255 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 18:41:35,227 INFO L278 TraceCheckSpWp]: Computing forward predicates...