./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-14.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d5718c992fed3c2345431c563394db1c22b51df2960086a8ce4a2b5fd2b5e0c0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:58:37,431 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:58:37,494 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 01:58:37,498 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:58:37,499 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:58:37,522 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:58:37,522 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:58:37,523 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:58:37,524 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:58:37,524 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:58:37,525 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:58:37,525 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:58:37,526 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:58:37,527 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:58:37,527 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:58:37,528 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:58:37,528 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:58:37,529 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:58:37,529 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 01:58:37,530 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:58:37,530 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:58:37,531 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:58:37,531 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:58:37,532 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:58:37,532 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:58:37,532 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:58:37,533 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:58:37,533 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:58:37,534 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:58:37,534 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:58:37,534 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:58:37,535 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:58:37,535 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:58:37,536 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:58:37,536 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:58:37,536 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 01:58:37,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 01:58:37,537 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:58:37,537 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:58:37,537 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:58:37,538 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:58:37,538 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:58:37,538 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_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5718c992fed3c2345431c563394db1c22b51df2960086a8ce4a2b5fd2b5e0c0 [2023-11-29 01:58:37,769 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:58:37,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:58:37,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:58:37,794 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:58:37,795 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:58:37,796 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-14.i [2023-11-29 01:58:40,578 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:58:40,765 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:58:40,765 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-14.i [2023-11-29 01:58:40,773 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/data/f290b4c36/72ade1272bf24b22b4c741ad5d736baa/FLAG54d0c668b [2023-11-29 01:58:40,784 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/data/f290b4c36/72ade1272bf24b22b4c741ad5d736baa [2023-11-29 01:58:40,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:58:40,788 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:58:40,789 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:58:40,789 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:58:40,793 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:58:40,794 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:58:40" (1/1) ... [2023-11-29 01:58:40,794 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6db196e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:58:40, skipping insertion in model container [2023-11-29 01:58:40,795 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:58:40" (1/1) ... [2023-11-29 01:58:40,833 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:58:40,997 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-14.i[919,932] [2023-11-29 01:58:41,077 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:58:41,092 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:58:41,105 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-14.i[919,932] [2023-11-29 01:58:41,143 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:58:41,181 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:58:41,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:58:41 WrapperNode [2023-11-29 01:58:41,188 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:58:41,190 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:58:41,190 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:58:41,191 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:58:41,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:58:41" (1/1) ... [2023-11-29 01:58:41,220 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:58:41" (1/1) ... [2023-11-29 01:58:41,279 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 192 [2023-11-29 01:58:41,280 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:58:41,281 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:58:41,281 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:58:41,281 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:58:41,292 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:58:41" (1/1) ... [2023-11-29 01:58:41,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:58:41" (1/1) ... [2023-11-29 01:58:41,296 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:58:41" (1/1) ... [2023-11-29 01:58:41,314 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 01:58:41,315 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:58:41" (1/1) ... [2023-11-29 01:58:41,315 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:58:41" (1/1) ... [2023-11-29 01:58:41,327 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:58:41" (1/1) ... [2023-11-29 01:58:41,331 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:58:41" (1/1) ... [2023-11-29 01:58:41,334 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:58:41" (1/1) ... [2023-11-29 01:58:41,338 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:58:41" (1/1) ... [2023-11-29 01:58:41,343 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:58:41,344 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:58:41,344 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:58:41,344 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:58:41,345 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:58:41" (1/1) ... [2023-11-29 01:58:41,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:58:41,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:58:41,374 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:58:41,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:58:41,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:58:41,407 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:58:41,407 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:58:41,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 01:58:41,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:58:41,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:58:41,486 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:58:41,488 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:58:41,837 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:58:41,881 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:58:41,882 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 01:58:41,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:58:41 BoogieIcfgContainer [2023-11-29 01:58:41,882 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:58:41,885 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:58:41,885 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:58:41,887 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:58:41,887 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:58:40" (1/3) ... [2023-11-29 01:58:41,888 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25d7568d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:58:41, skipping insertion in model container [2023-11-29 01:58:41,888 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:58:41" (2/3) ... [2023-11-29 01:58:41,889 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25d7568d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:58:41, skipping insertion in model container [2023-11-29 01:58:41,889 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:58:41" (3/3) ... [2023-11-29 01:58:41,890 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-14.i [2023-11-29 01:58:41,904 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:58:41,904 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 01:58:41,946 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:58:41,951 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7c32f5a9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:58:41,952 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 01:58:41,955 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 46 states have (on average 1.5217391304347827) internal successors, (70), 47 states have internal predecessors, (70), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-29 01:58:41,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-29 01:58:41,970 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:58:41,971 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:58:41,971 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:58:41,976 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:58:41,976 INFO L85 PathProgramCache]: Analyzing trace with hash -1718077317, now seen corresponding path program 1 times [2023-11-29 01:58:41,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:58:41,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210162048] [2023-11-29 01:58:41,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:58:41,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:58:42,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:58:42,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:58:42,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210162048] [2023-11-29 01:58:42,163 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 01:58:42,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [573466916] [2023-11-29 01:58:42,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:58:42,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:58:42,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:58:42,167 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:58:42,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 01:58:42,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:58:42,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 01:58:42,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:58:42,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2023-11-29 01:58:42,405 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:58:42,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [573466916] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:58:42,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:58:42,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:58:42,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848595010] [2023-11-29 01:58:42,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:58:42,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 01:58:42,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:58:42,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 01:58:42,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:58:42,437 INFO L87 Difference]: Start difference. First operand has 78 states, 46 states have (on average 1.5217391304347827) internal successors, (70), 47 states have internal predecessors, (70), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 01:58:42,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:58:42,492 INFO L93 Difference]: Finished difference Result 153 states and 283 transitions. [2023-11-29 01:58:42,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 01:58:42,495 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) Word has length 177 [2023-11-29 01:58:42,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:58:42,503 INFO L225 Difference]: With dead ends: 153 [2023-11-29 01:58:42,503 INFO L226 Difference]: Without dead ends: 76 [2023-11-29 01:58:42,507 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:58:42,511 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:58:42,512 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:58:42,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-29 01:58:42,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-11-29 01:58:42,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 45 states have (on average 1.4222222222222223) internal successors, (64), 45 states have internal predecessors, (64), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-29 01:58:42,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 122 transitions. [2023-11-29 01:58:42,558 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 122 transitions. Word has length 177 [2023-11-29 01:58:42,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:58:42,559 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 122 transitions. [2023-11-29 01:58:42,559 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 01:58:42,560 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2023-11-29 01:58:42,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-29 01:58:42,564 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:58:42,564 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:58:42,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 01:58:42,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 01:58:42,769 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:58:42,769 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:58:42,770 INFO L85 PathProgramCache]: Analyzing trace with hash 996853381, now seen corresponding path program 1 times [2023-11-29 01:58:42,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:58:42,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411920291] [2023-11-29 01:58:42,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:58:42,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:58:42,837 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:58:42,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1548634051] [2023-11-29 01:58:42,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:58:42,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:58:42,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:58:42,839 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:58:42,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 01:58:43,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:58:43,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:58:43,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:58:43,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 568 proven. 66 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-29 01:58:43,313 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:58:43,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 18 proven. 66 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-29 01:58:43,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:58:43,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411920291] [2023-11-29 01:58:43,567 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:58:43,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1548634051] [2023-11-29 01:58:43,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1548634051] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:58:43,567 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:58:43,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-29 01:58:43,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895457659] [2023-11-29 01:58:43,568 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:58:43,570 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:58:43,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:58:43,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:58:43,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:58:43,572 INFO L87 Difference]: Start difference. First operand 76 states and 122 transitions. Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2023-11-29 01:58:43,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:58:43,924 INFO L93 Difference]: Finished difference Result 157 states and 248 transitions. [2023-11-29 01:58:43,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:58:43,926 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 177 [2023-11-29 01:58:43,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:58:43,929 INFO L225 Difference]: With dead ends: 157 [2023-11-29 01:58:43,929 INFO L226 Difference]: Without dead ends: 82 [2023-11-29 01:58:43,931 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 346 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-29 01:58:43,932 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 52 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:58:43,933 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 193 Invalid, 172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 01:58:43,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-29 01:58:43,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 80. [2023-11-29 01:58:43,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 48 states have (on average 1.375) internal successors, (66), 48 states have internal predecessors, (66), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-29 01:58:43,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 124 transitions. [2023-11-29 01:58:43,952 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 124 transitions. Word has length 177 [2023-11-29 01:58:43,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:58:43,953 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 124 transitions. [2023-11-29 01:58:43,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2023-11-29 01:58:43,954 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 124 transitions. [2023-11-29 01:58:43,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-29 01:58:43,957 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:58:43,958 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:58:43,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 01:58:44,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:58:44,164 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:58:44,164 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:58:44,164 INFO L85 PathProgramCache]: Analyzing trace with hash 1676911751, now seen corresponding path program 1 times [2023-11-29 01:58:44,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:58:44,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6824366] [2023-11-29 01:58:44,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:58:44,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:58:44,209 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:58:44,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1669982845] [2023-11-29 01:58:44,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:58:44,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:58:44,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:58:44,211 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:58:44,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 01:58:44,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:58:44,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 01:58:44,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:58:45,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 810 proven. 33 refuted. 0 times theorem prover too weak. 781 trivial. 0 not checked. [2023-11-29 01:58:45,001 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:58:45,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:58:45,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6824366] [2023-11-29 01:58:45,229 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:58:45,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1669982845] [2023-11-29 01:58:45,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1669982845] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:58:45,230 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:58:45,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2023-11-29 01:58:45,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010130748] [2023-11-29 01:58:45,230 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 01:58:45,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:58:45,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:58:45,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:58:45,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2023-11-29 01:58:45,233 INFO L87 Difference]: Start difference. First operand 80 states and 124 transitions. Second operand has 8 states, 8 states have (on average 5.125) internal successors, (41), 7 states have internal predecessors, (41), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 01:58:47,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:58:48,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:58:48,410 INFO L93 Difference]: Finished difference Result 279 states and 423 transitions. [2023-11-29 01:58:48,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-29 01:58:48,411 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 7 states have internal predecessors, (41), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 177 [2023-11-29 01:58:48,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:58:48,415 INFO L225 Difference]: With dead ends: 279 [2023-11-29 01:58:48,415 INFO L226 Difference]: Without dead ends: 200 [2023-11-29 01:58:48,416 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2023-11-29 01:58:48,418 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 92 mSDsluCounter, 439 mSDsCounter, 0 mSdLazyCounter, 453 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 542 SdHoareTripleChecker+Invalid, 461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 453 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:58:48,418 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 542 Invalid, 461 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 453 Invalid, 1 Unknown, 0 Unchecked, 3.0s Time] [2023-11-29 01:58:48,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2023-11-29 01:58:48,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 190. [2023-11-29 01:58:48,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 109 states have (on average 1.311926605504587) internal successors, (143), 110 states have internal predecessors, (143), 73 states have call successors, (73), 7 states have call predecessors, (73), 7 states have return successors, (73), 72 states have call predecessors, (73), 73 states have call successors, (73) [2023-11-29 01:58:48,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 289 transitions. [2023-11-29 01:58:48,462 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 289 transitions. Word has length 177 [2023-11-29 01:58:48,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:58:48,463 INFO L495 AbstractCegarLoop]: Abstraction has 190 states and 289 transitions. [2023-11-29 01:58:48,463 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 7 states have internal predecessors, (41), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 01:58:48,463 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 289 transitions. [2023-11-29 01:58:48,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-29 01:58:48,466 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:58:48,467 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:58:48,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-29 01:58:48,672 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:58:48,673 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:58:48,673 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:58:48,673 INFO L85 PathProgramCache]: Analyzing trace with hash -1099480670, now seen corresponding path program 1 times [2023-11-29 01:58:48,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:58:48,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809776624] [2023-11-29 01:58:48,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:58:48,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:58:48,710 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:58:48,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [789385455] [2023-11-29 01:58:48,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:58:48,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:58:48,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:58:48,711 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:58:48,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 01:58:48,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:58:48,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 01:58:48,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:58:49,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 9 proven. 75 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-29 01:58:49,111 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:58:49,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-29 01:58:49,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:58:49,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809776624] [2023-11-29 01:58:49,289 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:58:49,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [789385455] [2023-11-29 01:58:49,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [789385455] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 01:58:49,289 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:58:49,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2023-11-29 01:58:49,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815013281] [2023-11-29 01:58:49,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:58:49,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:58:49,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:58:49,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:58:49,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:58:49,291 INFO L87 Difference]: Start difference. First operand 190 states and 289 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 01:58:49,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:58:49,518 INFO L93 Difference]: Finished difference Result 563 states and 853 transitions. [2023-11-29 01:58:49,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:58:49,519 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 178 [2023-11-29 01:58:49,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:58:49,526 INFO L225 Difference]: With dead ends: 563 [2023-11-29 01:58:49,527 INFO L226 Difference]: Without dead ends: 400 [2023-11-29 01:58:49,528 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 349 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:58:49,529 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 126 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 384 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:58:49,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 384 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:58:49,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 400 states. [2023-11-29 01:58:49,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 400 to 351. [2023-11-29 01:58:49,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 351 states, 206 states have (on average 1.3155339805825244) internal successors, (271), 207 states have internal predecessors, (271), 131 states have call successors, (131), 13 states have call predecessors, (131), 13 states have return successors, (131), 130 states have call predecessors, (131), 131 states have call successors, (131) [2023-11-29 01:58:49,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 533 transitions. [2023-11-29 01:58:49,607 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 533 transitions. Word has length 178 [2023-11-29 01:58:49,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:58:49,608 INFO L495 AbstractCegarLoop]: Abstraction has 351 states and 533 transitions. [2023-11-29 01:58:49,608 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 01:58:49,608 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 533 transitions. [2023-11-29 01:58:49,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-29 01:58:49,611 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:58:49,611 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:58:49,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 01:58:49,812 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2023-11-29 01:58:49,813 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:58:49,813 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:58:49,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1915622948, now seen corresponding path program 1 times [2023-11-29 01:58:49,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:58:49,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023563799] [2023-11-29 01:58:49,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:58:49,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:58:49,847 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:58:49,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1455396510] [2023-11-29 01:58:49,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:58:49,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:58:49,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:58:49,849 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:58:49,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 01:58:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:58:50,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-29 01:58:50,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:58:50,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 891 proven. 54 refuted. 0 times theorem prover too weak. 679 trivial. 0 not checked. [2023-11-29 01:58:50,687 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:58:54,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:58:54,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023563799] [2023-11-29 01:58:54,998 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:58:54,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1455396510] [2023-11-29 01:58:54,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1455396510] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:58:54,999 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:58:54,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2023-11-29 01:58:54,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657307264] [2023-11-29 01:58:54,999 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 01:58:55,000 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-29 01:58:55,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:58:55,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-29 01:58:55,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2023-11-29 01:58:55,001 INFO L87 Difference]: Start difference. First operand 351 states and 533 transitions. Second operand has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 11 states have internal predecessors, (48), 3 states have call successors, (29), 3 states have call predecessors, (29), 5 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2023-11-29 01:59:07,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 01:59:10,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:59:10,468 INFO L93 Difference]: Finished difference Result 752 states and 1096 transitions. [2023-11-29 01:59:10,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-11-29 01:59:10,469 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 11 states have internal predecessors, (48), 3 states have call successors, (29), 3 states have call predecessors, (29), 5 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 178 [2023-11-29 01:59:10,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:59:10,474 INFO L225 Difference]: With dead ends: 752 [2023-11-29 01:59:10,474 INFO L226 Difference]: Without dead ends: 596 [2023-11-29 01:59:10,475 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 9.1s TimeCoverageRelationStatistics Valid=208, Invalid=604, Unknown=0, NotChecked=0, Total=812 [2023-11-29 01:59:10,476 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 155 mSDsluCounter, 361 mSDsCounter, 0 mSdLazyCounter, 779 mSolverCounterSat, 37 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 487 SdHoareTripleChecker+Invalid, 817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 779 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.6s IncrementalHoareTripleChecker+Time [2023-11-29 01:59:10,477 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [185 Valid, 487 Invalid, 817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 779 Invalid, 1 Unknown, 0 Unchecked, 9.6s Time] [2023-11-29 01:59:10,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 596 states. [2023-11-29 01:59:10,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 596 to 403. [2023-11-29 01:59:10,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 403 states, 250 states have (on average 1.3) internal successors, (325), 251 states have internal predecessors, (325), 131 states have call successors, (131), 21 states have call predecessors, (131), 21 states have return successors, (131), 130 states have call predecessors, (131), 131 states have call successors, (131) [2023-11-29 01:59:10,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 587 transitions. [2023-11-29 01:59:10,534 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 587 transitions. Word has length 178 [2023-11-29 01:59:10,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:59:10,534 INFO L495 AbstractCegarLoop]: Abstraction has 403 states and 587 transitions. [2023-11-29 01:59:10,535 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 11 states have internal predecessors, (48), 3 states have call successors, (29), 3 states have call predecessors, (29), 5 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2023-11-29 01:59:10,535 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 587 transitions. [2023-11-29 01:59:10,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-29 01:59:10,536 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:59:10,537 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:59:10,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 01:59:10,737 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:59:10,737 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:59:10,738 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:59:10,738 INFO L85 PathProgramCache]: Analyzing trace with hash 1214558370, now seen corresponding path program 1 times [2023-11-29 01:59:10,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:59:10,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292242013] [2023-11-29 01:59:10,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:59:10,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:59:10,762 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:59:10,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [524287372] [2023-11-29 01:59:10,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:59:10,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:59:10,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:59:10,763 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:59:10,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 01:59:10,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 01:59:10,906 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 01:59:10,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 01:59:11,101 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 01:59:11,101 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 01:59:11,102 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 01:59:11,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-29 01:59:11,308 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-29 01:59:11,311 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-29 01:59:11,314 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 01:59:11,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 01:59:11 BoogieIcfgContainer [2023-11-29 01:59:11,439 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 01:59:11,440 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 01:59:11,440 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 01:59:11,440 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 01:59:11,441 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:58:41" (3/4) ... [2023-11-29 01:59:11,443 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 01:59:11,444 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 01:59:11,444 INFO L158 Benchmark]: Toolchain (without parser) took 30656.58ms. Allocated memory was 157.3MB in the beginning and 201.3MB in the end (delta: 44.0MB). Free memory was 117.0MB in the beginning and 144.8MB in the end (delta: -27.8MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2023-11-29 01:59:11,444 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 111.1MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:59:11,445 INFO L158 Benchmark]: CACSL2BoogieTranslator took 400.04ms. Allocated memory is still 157.3MB. Free memory was 117.0MB in the beginning and 127.9MB in the end (delta: -10.9MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2023-11-29 01:59:11,445 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.33ms. Allocated memory is still 157.3MB. Free memory was 127.9MB in the beginning and 123.3MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 01:59:11,445 INFO L158 Benchmark]: Boogie Preprocessor took 62.28ms. Allocated memory is still 157.3MB. Free memory was 123.3MB in the beginning and 116.3MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 01:59:11,446 INFO L158 Benchmark]: RCFGBuilder took 538.74ms. Allocated memory is still 157.3MB. Free memory was 116.3MB in the beginning and 85.5MB in the end (delta: 30.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-29 01:59:11,446 INFO L158 Benchmark]: TraceAbstraction took 29554.88ms. Allocated memory was 157.3MB in the beginning and 201.3MB in the end (delta: 44.0MB). Free memory was 84.9MB in the beginning and 144.8MB in the end (delta: -60.0MB). Peak memory consumption was 80.6MB. Max. memory is 16.1GB. [2023-11-29 01:59:11,446 INFO L158 Benchmark]: Witness Printer took 3.74ms. Allocated memory is still 201.3MB. Free memory is still 144.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:59:11,448 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 111.1MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 400.04ms. Allocated memory is still 157.3MB. Free memory was 117.0MB in the beginning and 127.9MB in the end (delta: -10.9MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.33ms. Allocated memory is still 157.3MB. Free memory was 127.9MB in the beginning and 123.3MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.28ms. Allocated memory is still 157.3MB. Free memory was 123.3MB in the beginning and 116.3MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 538.74ms. Allocated memory is still 157.3MB. Free memory was 116.3MB in the beginning and 85.5MB in the end (delta: 30.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 29554.88ms. Allocated memory was 157.3MB in the beginning and 201.3MB in the end (delta: 44.0MB). Free memory was 84.9MB in the beginning and 144.8MB in the end (delta: -60.0MB). Peak memory consumption was 80.6MB. Max. memory is 16.1GB. * Witness Printer took 3.74ms. Allocated memory is still 201.3MB. Free memory is still 144.8MB. 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 182, overapproximation of someBinaryDOUBLEComparisonOperation at line 182. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -10; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_7 = 1; [L25] unsigned char var_1_8 = 0; [L26] unsigned char var_1_9 = 0; [L27] unsigned char var_1_10 = 1; [L28] unsigned long int var_1_11 = 16; [L29] signed short int var_1_12 = -32; [L30] unsigned char var_1_15 = 8; [L31] unsigned char var_1_17 = 100; [L32] unsigned char var_1_18 = 10; [L33] signed long int var_1_19 = 1; [L34] unsigned char var_1_20 = 5; [L35] float var_1_21 = 25.5; [L36] signed long int var_1_23 = -5; [L37] float var_1_24 = 1.125; [L38] float var_1_25 = 15.25; [L39] signed long int var_1_26 = 5; [L40] unsigned char var_1_28 = 16; [L41] double var_1_29 = 256.5; [L42] signed short int var_1_31 = 32; [L43] double var_1_36 = 10000000000000.25; [L44] double var_1_37 = 256.8; [L45] unsigned char var_1_38 = 1; [L46] signed char var_1_39 = -1; [L47] signed char var_1_40 = 32; [L48] signed long int var_1_42 = 256; [L49] float var_1_44 = 100000000000.9; [L50] unsigned short int var_1_48 = 1; [L51] unsigned char last_1_var_1_4 = 0; [L52] unsigned char last_1_var_1_15 = 8; [L53] signed long int last_1_var_1_19 = 1; [L54] float last_1_var_1_21 = 25.5; [L55] signed long int last_1_var_1_26 = 5; [L56] unsigned char last_1_var_1_28 = 16; [L186] isInitial = 1 [L187] FCALL initially() [L188] COND TRUE 1 [L189] CALL updateLastVariables() [L174] last_1_var_1_4 = var_1_4 [L175] last_1_var_1_15 = var_1_15 [L176] last_1_var_1_19 = var_1_19 [L177] last_1_var_1_21 = var_1_21 [L178] last_1_var_1_26 = var_1_26 [L179] last_1_var_1_28 = var_1_28 [L189] RET updateLastVariables() [L190] CALL updateVariables() [L129] var_1_7 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_8=0, var_1_9=0] [L130] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_8=0, var_1_9=0] [L131] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L131] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L132] var_1_8 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_9=0] [L133] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_9=0] [L134] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L134] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L135] var_1_9 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L136] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L137] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L137] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L138] var_1_10 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L139] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L140] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L140] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L141] var_1_12 = __VERIFIER_nondet_short() [L142] CALL assume_abort_if_not(var_1_12 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L142] RET assume_abort_if_not(var_1_12 >= -32768) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L143] CALL assume_abort_if_not(var_1_12 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L143] RET assume_abort_if_not(var_1_12 <= 32767) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L144] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L144] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [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_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L146] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L147] CALL assume_abort_if_not(var_1_17 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L147] RET assume_abort_if_not(var_1_17 <= 254) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L148] var_1_18 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L149] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L150] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L150] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L151] var_1_20 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L152] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L153] CALL assume_abort_if_not(var_1_20 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L153] RET assume_abort_if_not(var_1_20 <= 255) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L154] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L154] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L155] var_1_23 = __VERIFIER_nondet_long() [L156] CALL assume_abort_if_not(var_1_23 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L156] RET assume_abort_if_not(var_1_23 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L157] CALL assume_abort_if_not(var_1_23 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L157] RET assume_abort_if_not(var_1_23 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L158] CALL assume_abort_if_not(var_1_23 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L158] RET assume_abort_if_not(var_1_23 != 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L159] var_1_24 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L160] RET assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L161] var_1_25 = __VERIFIER_nondet_float() [L162] CALL assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L162] RET assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L163] var_1_36 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_36 >= -922337.2036854776000e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854776000e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L164] RET assume_abort_if_not((var_1_36 >= -922337.2036854776000e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854776000e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L165] CALL assume_abort_if_not(var_1_36 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L165] RET assume_abort_if_not(var_1_36 != 0.0F) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L166] var_1_39 = __VERIFIER_nondet_char() [L167] CALL assume_abort_if_not(var_1_39 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L167] RET assume_abort_if_not(var_1_39 >= -1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L168] CALL assume_abort_if_not(var_1_39 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L168] RET assume_abort_if_not(var_1_39 <= 127) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L169] var_1_40 = __VERIFIER_nondet_char() [L170] CALL assume_abort_if_not(var_1_40 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=1, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=1, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L170] RET assume_abort_if_not(var_1_40 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=1, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L171] CALL assume_abort_if_not(var_1_40 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=1, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=1, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L171] RET assume_abort_if_not(var_1_40 <= 127) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=1, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L190] RET updateVariables() [L191] CALL step() [L60] COND FALSE !((last_1_var_1_28 / var_1_12) <= last_1_var_1_19) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=1, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L63] COND TRUE ((((last_1_var_1_21) < (-0.5)) ? (last_1_var_1_21) : (-0.5))) > (10.9 * last_1_var_1_21) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=8, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=1, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L64] COND FALSE !(\read(last_1_var_1_4)) [L67] var_1_15 = var_1_18 VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=1, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L70] var_1_1 = (var_1_15 + var_1_15) [L71] var_1_37 = var_1_24 [L72] var_1_28 = var_1_17 [L73] var_1_48 = var_1_40 VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=2, var_1_26=5, var_1_28=0, var_1_29=513/2, var_1_31=32, var_1_37=2, var_1_38=1, var_1_39=1, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L74] COND TRUE var_1_9 || ((var_1_11 + last_1_var_1_26) <= 4) [L75] var_1_26 = (var_1_28 - var_1_20) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=2, var_1_26=-255, var_1_28=0, var_1_29=513/2, var_1_31=32, var_1_37=2, var_1_38=1, var_1_39=1, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L79] COND TRUE \read(var_1_7) [L80] var_1_31 = ((((var_1_20) > (var_1_28)) ? (var_1_20) : (var_1_28))) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=2, var_1_26=-255, var_1_28=0, var_1_29=513/2, var_1_31=255, var_1_37=2, var_1_38=1, var_1_39=1, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L92] COND TRUE ((~ var_1_28) * var_1_1) >= (var_1_15 % var_1_23) [L93] var_1_21 = ((((var_1_24) > (var_1_25)) ? (var_1_24) : (var_1_25))) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=255, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-255, var_1_28=0, var_1_29=513/2, var_1_31=255, var_1_37=2, var_1_38=1, var_1_39=1, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L95] var_1_29 = var_1_25 VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=255, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-255, var_1_28=0, var_1_29=3, var_1_31=255, var_1_37=2, var_1_38=1, var_1_39=1, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L96] COND FALSE !(! var_1_10) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=255, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-255, var_1_28=0, var_1_29=3, var_1_31=255, var_1_37=2, var_1_38=1, var_1_39=1, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L99] COND TRUE (var_1_21 + 9.999999999999994E14f) < (- var_1_21) [L100] var_1_4 = (var_1_7 && var_1_8) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=255, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-255, var_1_28=0, var_1_29=3, var_1_31=255, var_1_37=2, var_1_38=1, var_1_39=1, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L106] COND TRUE (var_1_39 - ((((32) < (var_1_40)) ? (32) : (var_1_40)))) > var_1_28 [L107] var_1_38 = ((32.5f >= var_1_21) || (var_1_10 || var_1_9)) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=255, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-255, var_1_28=0, var_1_29=3, var_1_31=255, var_1_37=2, var_1_38=1, var_1_39=1, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L109] COND FALSE !((var_1_21 + ((((var_1_24) > (var_1_21)) ? (var_1_24) : (var_1_21)))) < ((((var_1_36) > ((var_1_24 + var_1_24))) ? (var_1_36) : ((var_1_24 + var_1_24))))) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=255, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-255, var_1_28=0, var_1_29=3, var_1_31=255, var_1_37=2, var_1_38=1, var_1_39=1, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L116] unsigned char stepLocal_1 = var_1_17; [L117] signed long int stepLocal_0 = var_1_15 % var_1_20; VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, stepLocal_0=0, stepLocal_1=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=255, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-255, var_1_28=0, var_1_29=3, var_1_31=255, var_1_37=2, var_1_38=1, var_1_39=1, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L118] COND FALSE !(stepLocal_0 != var_1_1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, stepLocal_0=0, stepLocal_1=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=255, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-255, var_1_28=0, var_1_29=3, var_1_31=255, var_1_37=2, var_1_38=1, var_1_39=1, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L191] RET step() [L192] CALL, EXPR property() [L182-L183] return (((((((var_1_1 == ((signed long int) (var_1_15 + var_1_15))) && (((var_1_21 + 9.999999999999994E14f) < (- var_1_21)) ? (var_1_4 == ((unsigned char) (var_1_7 && var_1_8))) : (var_1_7 ? (var_1_4 == ((unsigned char) ((var_1_8 || var_1_9) && var_1_10))) : 1))) && (((last_1_var_1_28 / var_1_12) <= last_1_var_1_19) ? (var_1_11 == ((unsigned long int) ((((last_1_var_1_28) > (last_1_var_1_15)) ? (last_1_var_1_28) : (last_1_var_1_15))))) : 1)) && ((((((last_1_var_1_21) < (-0.5)) ? (last_1_var_1_21) : (-0.5))) > (10.9 * last_1_var_1_21)) ? (last_1_var_1_4 ? (var_1_15 == ((unsigned char) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) < (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))))) : (var_1_15 == ((unsigned char) var_1_18))) : 1)) && (((var_1_15 % var_1_20) != var_1_1) ? ((var_1_18 == var_1_17) ? (var_1_4 ? (var_1_19 == ((signed long int) var_1_18)) : (var_1_19 == ((signed long int) var_1_26))) : 1) : 1)) && ((((~ var_1_28) * var_1_1) >= (var_1_15 % var_1_23)) ? (var_1_21 == ((float) ((((var_1_24) > (var_1_25)) ? (var_1_24) : (var_1_25))))) : 1)) && ((var_1_9 || ((var_1_11 + last_1_var_1_26) <= 4)) ? (var_1_26 == ((signed long int) (var_1_28 - var_1_20))) : (var_1_26 == ((signed long int) (var_1_20 - var_1_17))))) && (var_1_28 == ((unsigned char) var_1_17)) ; [L192] RET, EXPR property() [L192] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=255, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-255, var_1_28=0, var_1_29=3, var_1_31=255, var_1_37=2, var_1_38=1, var_1_39=1, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=8, var_1_15=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=255, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-255, var_1_28=0, var_1_29=3, var_1_31=255, var_1_37=2, var_1_38=1, var_1_39=1, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 78 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 29.4s, OverallIterations: 6, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 19.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 491 SdHoareTripleChecker+Valid, 13.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 425 mSDsluCounter, 1725 SdHoareTripleChecker+Invalid, 12.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1160 mSDsCounter, 143 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1415 IncrementalHoareTripleChecker+Invalid, 1560 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 143 mSolverCounterUnsat, 565 mSDtfsCounter, 1415 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1361 GetRequests, 1299 SyntacticMatches, 1 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 9.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=403occurred in iteration=5, InterpolantAutomatonStates: 51, 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, 5 MinimizatonAttempts, 254 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 6.9s InterpolantComputationTime, 1242 NumberOfCodeBlocks, 1242 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1235 ConstructedInterpolants, 8 QuantifiedInterpolants, 4326 SizeOfPredicates, 19 NumberOfNonLiveVariables, 2163 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 7 InterpolantComputations, 2 PerfectInterpolantSequences, 11074/11368 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-29 01:59:11,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d5718c992fed3c2345431c563394db1c22b51df2960086a8ce4a2b5fd2b5e0c0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:59:13,333 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:59:13,402 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 01:59:13,417 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:59:13,418 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:59:13,447 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:59:13,448 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:59:13,449 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:59:13,449 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:59:13,450 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:59:13,451 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:59:13,451 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:59:13,452 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:59:13,453 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:59:13,453 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:59:13,454 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:59:13,455 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:59:13,455 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:59:13,456 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:59:13,456 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:59:13,457 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:59:13,458 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:59:13,458 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:59:13,459 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 01:59:13,459 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 01:59:13,459 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 01:59:13,460 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:59:13,460 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:59:13,461 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:59:13,461 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:59:13,462 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:59:13,462 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:59:13,462 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:59:13,463 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:59:13,463 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:59:13,463 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:59:13,463 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:59:13,464 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 01:59:13,464 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 01:59:13,464 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:59:13,464 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:59:13,465 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:59:13,465 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:59:13,465 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:59:13,465 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 01:59:13,466 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_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5718c992fed3c2345431c563394db1c22b51df2960086a8ce4a2b5fd2b5e0c0 [2023-11-29 01:59:13,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:59:13,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:59:13,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:59:13,778 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:59:13,779 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:59:13,780 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-14.i [2023-11-29 01:59:16,555 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:59:16,782 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:59:16,783 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-14.i [2023-11-29 01:59:16,794 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/data/b639b54f4/67131f4b13bb44b8ba9cdf73f9ab6350/FLAGff11d01ed [2023-11-29 01:59:16,809 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/data/b639b54f4/67131f4b13bb44b8ba9cdf73f9ab6350 [2023-11-29 01:59:16,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:59:16,814 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:59:16,815 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:59:16,816 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:59:16,821 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:59:16,822 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:59:16" (1/1) ... [2023-11-29 01:59:16,823 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba4b1a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:59:16, skipping insertion in model container [2023-11-29 01:59:16,823 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:59:16" (1/1) ... [2023-11-29 01:59:16,857 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:59:17,007 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-14.i[919,932] [2023-11-29 01:59:17,077 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:59:17,093 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:59:17,104 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-14.i[919,932] [2023-11-29 01:59:17,144 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:59:17,163 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:59:17,163 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:59:17 WrapperNode [2023-11-29 01:59:17,163 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:59:17,164 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:59:17,164 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:59:17,165 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:59:17,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:59:17" (1/1) ... [2023-11-29 01:59:17,184 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:59:17" (1/1) ... [2023-11-29 01:59:17,215 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 188 [2023-11-29 01:59:17,216 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:59:17,216 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:59:17,217 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:59:17,217 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:59:17,228 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:59:17" (1/1) ... [2023-11-29 01:59:17,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:59:17" (1/1) ... [2023-11-29 01:59:17,234 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:59:17" (1/1) ... [2023-11-29 01:59:17,259 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 01:59:17,259 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:59:17" (1/1) ... [2023-11-29 01:59:17,259 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:59:17" (1/1) ... [2023-11-29 01:59:17,272 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:59:17" (1/1) ... [2023-11-29 01:59:17,276 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:59:17" (1/1) ... [2023-11-29 01:59:17,280 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:59:17" (1/1) ... [2023-11-29 01:59:17,282 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:59:17" (1/1) ... [2023-11-29 01:59:17,287 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:59:17,288 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:59:17,299 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:59:17,304 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:59:17,305 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:59:17" (1/1) ... [2023-11-29 01:59:17,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:59:17,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:59:17,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:59:17,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:59:17,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:59:17,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 01:59:17,376 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:59:17,377 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:59:17,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:59:17,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:59:17,466 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:59:17,469 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:59:57,969 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:59:58,030 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:59:58,030 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 01:59:58,031 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:59:58 BoogieIcfgContainer [2023-11-29 01:59:58,031 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:59:58,034 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:59:58,034 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:59:58,037 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:59:58,037 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:59:16" (1/3) ... [2023-11-29 01:59:58,038 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bb7a0d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:59:58, skipping insertion in model container [2023-11-29 01:59:58,038 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:59:17" (2/3) ... [2023-11-29 01:59:58,039 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bb7a0d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:59:58, skipping insertion in model container [2023-11-29 01:59:58,039 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:59:58" (3/3) ... [2023-11-29 01:59:58,040 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-14.i [2023-11-29 01:59:58,059 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:59:58,059 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 01:59:58,110 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:59:58,117 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@19eb5c35, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:59:58,117 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 01:59:58,122 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 46 states have (on average 1.5217391304347827) internal successors, (70), 47 states have internal predecessors, (70), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-29 01:59:58,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-29 01:59:58,140 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:59:58,141 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:59:58,141 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:59:58,147 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:59:58,147 INFO L85 PathProgramCache]: Analyzing trace with hash -1718077317, now seen corresponding path program 1 times [2023-11-29 01:59:58,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:59:58,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1901788729] [2023-11-29 01:59:58,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:59:58,163 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:59:58,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:59:58,189 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:59:58,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-29 01:59:58,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:59:58,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 01:59:58,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:59:58,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 1268 trivial. 0 not checked. [2023-11-29 01:59:58,787 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:59:58,788 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:59:58,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1901788729] [2023-11-29 01:59:58,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1901788729] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:59:58,797 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:59:58,797 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:59:58,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410506190] [2023-11-29 01:59:58,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:59:58,804 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 01:59:58,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:59:58,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 01:59:58,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:59:58,832 INFO L87 Difference]: Start difference. First operand has 78 states, 46 states have (on average 1.5217391304347827) internal successors, (70), 47 states have internal predecessors, (70), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) 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, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 02:00:02,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.29s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:00:02,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:00:02,184 INFO L93 Difference]: Finished difference Result 153 states and 283 transitions. [2023-11-29 02:00:02,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 02:00:02,243 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, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 177 [2023-11-29 02:00:02,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:00:02,252 INFO L225 Difference]: With dead ends: 153 [2023-11-29 02:00:02,252 INFO L226 Difference]: Without dead ends: 76 [2023-11-29 02:00:02,255 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 02:00:02,259 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2023-11-29 02:00:02,261 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2023-11-29 02:00:02,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-29 02:00:02,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-11-29 02:00:02,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 45 states have (on average 1.4222222222222223) internal successors, (64), 45 states have internal predecessors, (64), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-29 02:00:02,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 122 transitions. [2023-11-29 02:00:02,307 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 122 transitions. Word has length 177 [2023-11-29 02:00:02,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:00:02,308 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 122 transitions. [2023-11-29 02:00:02,308 INFO L496 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, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 02:00:02,309 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2023-11-29 02:00:02,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-29 02:00:02,313 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:00:02,313 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:00:02,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-29 02:00:02,514 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 02:00:02,514 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:00:02,515 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:00:02,515 INFO L85 PathProgramCache]: Analyzing trace with hash 996853381, now seen corresponding path program 1 times [2023-11-29 02:00:02,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:00:02,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1765728213] [2023-11-29 02:00:02,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:00:02,516 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 02:00:02,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:00:02,518 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 02:00:02,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-29 02:00:02,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:00:03,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 02:00:03,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:00:05,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 568 proven. 66 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-29 02:00:05,497 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:00:06,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 18 proven. 66 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-29 02:00:06,847 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:00:06,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1765728213] [2023-11-29 02:00:06,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1765728213] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:00:06,848 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:00:06,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-29 02:00:06,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524206748] [2023-11-29 02:00:06,848 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:00:06,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 02:00:06,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 02:00:06,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 02:00:06,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 02:00:06,852 INFO L87 Difference]: Start difference. First operand 76 states and 122 transitions. Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2023-11-29 02:00:12,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:00:12,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:00:12,683 INFO L93 Difference]: Finished difference Result 157 states and 248 transitions. [2023-11-29 02:00:12,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 02:00:12,740 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 177 [2023-11-29 02:00:12,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:00:12,743 INFO L225 Difference]: With dead ends: 157 [2023-11-29 02:00:12,743 INFO L226 Difference]: Without dead ends: 82 [2023-11-29 02:00:12,744 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 346 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-29 02:00:12,745 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 52 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2023-11-29 02:00:12,746 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 193 Invalid, 172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2023-11-29 02:00:12,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-29 02:00:12,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 80. [2023-11-29 02:00:12,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 48 states have (on average 1.375) internal successors, (66), 48 states have internal predecessors, (66), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-29 02:00:12,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 124 transitions. [2023-11-29 02:00:12,761 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 124 transitions. Word has length 177 [2023-11-29 02:00:12,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:00:12,762 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 124 transitions. [2023-11-29 02:00:12,762 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2023-11-29 02:00:12,762 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 124 transitions. [2023-11-29 02:00:12,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-29 02:00:12,765 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:00:12,765 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:00:12,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-29 02:00:12,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 02:00:12,966 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:00:12,966 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:00:12,966 INFO L85 PathProgramCache]: Analyzing trace with hash 1676911751, now seen corresponding path program 1 times [2023-11-29 02:00:12,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:00:12,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2120073654] [2023-11-29 02:00:12,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:00:12,967 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 02:00:12,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:00:12,968 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 02:00:12,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-29 02:00:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:00:13,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 02:00:13,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:00:19,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-29 02:00:19,357 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:00:19,357 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:00:19,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2120073654] [2023-11-29 02:00:19,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2120073654] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:00:19,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:00:19,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:00:19,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685210894] [2023-11-29 02:00:19,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:00:19,359 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 02:00:19,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 02:00:19,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 02:00:19,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:00:19,361 INFO L87 Difference]: Start difference. First operand 80 states and 124 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 02:00:23,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:00:25,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:00:31,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.51s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:00:37,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.80s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:00:42,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.78s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:00:48,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.79s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:00:52,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.69s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:00:53,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:00:56,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:01:00,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:01:01,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:01:04,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.88s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:01:09,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:01:11,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:01:17,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.42s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:01:23,336 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.82s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:01:29,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.82s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:01:34,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.82s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:01:34,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:01:34,986 INFO L93 Difference]: Finished difference Result 238 states and 370 transitions. [2023-11-29 02:01:35,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 02:01:35,391 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 177 [2023-11-29 02:01:35,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:01:35,395 INFO L225 Difference]: With dead ends: 238 [2023-11-29 02:01:35,395 INFO L226 Difference]: Without dead ends: 159 [2023-11-29 02:01:35,396 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:01:35,397 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 34 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 72.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 75.6s IncrementalHoareTripleChecker+Time [2023-11-29 02:01:35,397 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 221 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 11 Unknown, 0 Unchecked, 75.6s Time] [2023-11-29 02:01:35,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2023-11-29 02:01:35,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 157. [2023-11-29 02:01:35,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 94 states have (on average 1.372340425531915) internal successors, (129), 94 states have internal predecessors, (129), 58 states have call successors, (58), 4 states have call predecessors, (58), 4 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-29 02:01:35,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 245 transitions. [2023-11-29 02:01:35,432 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 245 transitions. Word has length 177 [2023-11-29 02:01:35,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:01:35,434 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 245 transitions. [2023-11-29 02:01:35,434 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 02:01:35,434 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 245 transitions. [2023-11-29 02:01:35,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-29 02:01:35,437 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:01:35,437 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:01:35,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-29 02:01:35,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 02:01:35,641 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:01:35,641 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:01:35,641 INFO L85 PathProgramCache]: Analyzing trace with hash 975847173, now seen corresponding path program 1 times [2023-11-29 02:01:35,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:01:35,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1146736300] [2023-11-29 02:01:35,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:01:35,642 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 02:01:35,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:01:35,643 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 02:01:35,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b93d058-b5f5-429d-bc9c-335e236f8bee/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 02:01:36,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:01:36,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-29 02:01:36,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:02:18,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 420 proven. 72 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2023-11-29 02:02:18,635 INFO L327 TraceCheckSpWp]: Computing backward predicates...