./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-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_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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 d4260f80e7a3ca7c277b571ad62597d9b85d09ed8654c7fb0415bffe8bafbe59 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 04:50:45,773 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 04:50:45,835 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 04:50:45,839 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 04:50:45,839 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 04:50:45,863 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 04:50:45,863 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 04:50:45,864 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 04:50:45,864 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 04:50:45,865 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 04:50:45,865 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 04:50:45,866 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 04:50:45,867 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 04:50:45,867 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 04:50:45,868 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 04:50:45,868 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 04:50:45,869 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 04:50:45,869 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 04:50:45,870 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 04:50:45,870 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 04:50:45,871 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 04:50:45,872 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 04:50:45,872 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 04:50:45,872 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 04:50:45,873 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 04:50:45,873 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 04:50:45,874 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 04:50:45,874 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 04:50:45,875 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 04:50:45,875 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 04:50:45,876 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 04:50:45,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:50:45,876 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 04:50:45,877 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 04:50:45,877 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 04:50:45,877 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 04:50:45,877 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 04:50:45,877 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 04:50:45,877 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 04:50:45,878 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 04:50:45,878 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 04:50:45,878 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 04:50:45,878 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_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4260f80e7a3ca7c277b571ad62597d9b85d09ed8654c7fb0415bffe8bafbe59 [2023-11-29 04:50:46,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 04:50:46,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 04:50:46,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 04:50:46,127 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 04:50:46,127 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 04:50:46,129 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-14.i [2023-11-29 04:50:49,002 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 04:50:49,183 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 04:50:49,183 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-14.i [2023-11-29 04:50:49,192 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/data/8ef9e0d72/afc04804bb154de0b9e7eefe5bd25806/FLAGb77ba60f5 [2023-11-29 04:50:49,205 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/data/8ef9e0d72/afc04804bb154de0b9e7eefe5bd25806 [2023-11-29 04:50:49,207 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 04:50:49,209 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 04:50:49,210 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 04:50:49,210 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 04:50:49,215 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 04:50:49,215 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:50:49" (1/1) ... [2023-11-29 04:50:49,216 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c042c6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:50:49, skipping insertion in model container [2023-11-29 04:50:49,217 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:50:49" (1/1) ... [2023-11-29 04:50:49,249 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 04:50:49,370 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_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-14.i[919,932] [2023-11-29 04:50:49,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:50:49,451 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 04:50:49,461 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_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-14.i[919,932] [2023-11-29 04:50:49,500 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:50:49,516 INFO L206 MainTranslator]: Completed translation [2023-11-29 04:50:49,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:50:49 WrapperNode [2023-11-29 04:50:49,516 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 04:50:49,517 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 04:50:49,517 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 04:50:49,517 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 04:50:49,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:50:49" (1/1) ... [2023-11-29 04:50:49,536 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:50:49" (1/1) ... [2023-11-29 04:50:49,582 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 192 [2023-11-29 04:50:49,582 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 04:50:49,583 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 04:50:49,583 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 04:50:49,583 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 04:50:49,592 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:50:49" (1/1) ... [2023-11-29 04:50:49,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:50:49" (1/1) ... [2023-11-29 04:50:49,597 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:50:49" (1/1) ... [2023-11-29 04:50:49,617 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 04:50:49,617 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:50:49" (1/1) ... [2023-11-29 04:50:49,618 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:50:49" (1/1) ... [2023-11-29 04:50:49,632 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:50:49" (1/1) ... [2023-11-29 04:50:49,637 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:50:49" (1/1) ... [2023-11-29 04:50:49,642 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:50:49" (1/1) ... [2023-11-29 04:50:49,645 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:50:49" (1/1) ... [2023-11-29 04:50:49,652 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 04:50:49,653 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 04:50:49,653 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 04:50:49,653 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 04:50:49,654 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:50:49" (1/1) ... [2023-11-29 04:50:49,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:50:49,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:50:49,681 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 04:50:49,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 04:50:49,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 04:50:49,710 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 04:50:49,711 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 04:50:49,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 04:50:49,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 04:50:49,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 04:50:49,796 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 04:50:49,798 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 04:50:50,199 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 04:50:50,301 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 04:50:50,302 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 04:50:50,302 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:50:50 BoogieIcfgContainer [2023-11-29 04:50:50,302 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 04:50:50,306 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 04:50:50,306 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 04:50:50,309 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 04:50:50,309 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 04:50:49" (1/3) ... [2023-11-29 04:50:50,310 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6241d531 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:50:50, skipping insertion in model container [2023-11-29 04:50:50,310 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:50:49" (2/3) ... [2023-11-29 04:50:50,311 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6241d531 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:50:50, skipping insertion in model container [2023-11-29 04:50:50,311 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:50:50" (3/3) ... [2023-11-29 04:50:50,312 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-14.i [2023-11-29 04:50:50,333 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 04:50:50,333 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 04:50:50,388 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 04:50:50,396 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;@6b8ed18c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 04:50:50,396 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 04:50:50,401 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 47 states have (on average 1.5106382978723405) internal successors, (71), 48 states have internal predecessors, (71), 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 04:50:50,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-29 04:50:50,419 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:50:50,420 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 04:50:50,420 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:50:50,425 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:50:50,425 INFO L85 PathProgramCache]: Analyzing trace with hash 433600510, now seen corresponding path program 1 times [2023-11-29 04:50:50,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:50:50,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084311234] [2023-11-29 04:50:50,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:50:50,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:50:50,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:50:50,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:50:50,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084311234] [2023-11-29 04:50:50,653 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 04:50:50,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1951380455] [2023-11-29 04:50:50,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:50:50,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:50:50,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:50:50,663 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:50:50,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 04:50:50,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:50:50,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 04:50:50,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:50:50,920 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 04:50:50,920 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:50:50,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1951380455] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:50:50,921 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:50:50,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:50:50,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784881644] [2023-11-29 04:50:50,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:50:50,929 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 04:50:50,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:50:50,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 04:50:50,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:50:50,961 INFO L87 Difference]: Start difference. First operand has 79 states, 47 states have (on average 1.5106382978723405) internal successors, (71), 48 states have internal predecessors, (71), 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 19.0) internal successors, (38), 2 states have internal predecessors, (38), 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 04:50:51,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:50:51,016 INFO L93 Difference]: Finished difference Result 155 states and 285 transitions. [2023-11-29 04:50:51,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 04:50:51,019 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 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 178 [2023-11-29 04:50:51,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:50:51,028 INFO L225 Difference]: With dead ends: 155 [2023-11-29 04:50:51,028 INFO L226 Difference]: Without dead ends: 77 [2023-11-29 04:50:51,033 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:50:51,037 INFO L413 NwaCegarLoop]: 120 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, 120 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 04:50:51,038 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:50:51,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-29 04:50:51,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-11-29 04:50:51,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 46 states have (on average 1.4130434782608696) internal successors, (65), 46 states have internal predecessors, (65), 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 04:50:51,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 123 transitions. [2023-11-29 04:50:51,088 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 123 transitions. Word has length 178 [2023-11-29 04:50:51,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:50:51,088 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 123 transitions. [2023-11-29 04:50:51,089 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 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 04:50:51,089 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 123 transitions. [2023-11-29 04:50:51,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-29 04:50:51,093 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:50:51,093 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 04:50:51,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-29 04:50:51,293 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:50:51,294 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:50:51,295 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:50:51,295 INFO L85 PathProgramCache]: Analyzing trace with hash -1302893772, now seen corresponding path program 1 times [2023-11-29 04:50:51,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:50:51,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612927114] [2023-11-29 04:50:51,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:50:51,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:50:51,364 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:50:51,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [729804394] [2023-11-29 04:50:51,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:50:51,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:50:51,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:50:51,367 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:50:51,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 04:50:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:50:51,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 04:50:51,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:50:51,902 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 04:50:51,902 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:50:52,169 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 04:50:52,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:50:52,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612927114] [2023-11-29 04:50:52,170 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:50:52,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [729804394] [2023-11-29 04:50:52,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [729804394] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 04:50:52,170 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 04:50:52,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-29 04:50:52,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426540918] [2023-11-29 04:50:52,171 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 04:50:52,173 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 04:50:52,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:50:52,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 04:50:52,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 04:50:52,175 INFO L87 Difference]: Start difference. First operand 77 states and 123 transitions. Second operand has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 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 04:50:52,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:50:52,438 INFO L93 Difference]: Finished difference Result 159 states and 250 transitions. [2023-11-29 04:50:52,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 04:50:52,439 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 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 178 [2023-11-29 04:50:52,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:50:52,442 INFO L225 Difference]: With dead ends: 159 [2023-11-29 04:50:52,443 INFO L226 Difference]: Without dead ends: 83 [2023-11-29 04:50:52,444 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 358 GetRequests, 348 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 04:50:52,446 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 48 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 164 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:50:52,446 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 195 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 164 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 04:50:52,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-11-29 04:50:52,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 81. [2023-11-29 04:50:52,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 49 states have (on average 1.3673469387755102) internal successors, (67), 49 states have internal predecessors, (67), 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 04:50:52,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 125 transitions. [2023-11-29 04:50:52,465 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 125 transitions. Word has length 178 [2023-11-29 04:50:52,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:50:52,467 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 125 transitions. [2023-11-29 04:50:52,467 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 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 04:50:52,467 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 125 transitions. [2023-11-29 04:50:52,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-29 04:50:52,471 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:50:52,471 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 04:50:52,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 04:50:52,676 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:50:52,676 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:50:52,677 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:50:52,677 INFO L85 PathProgramCache]: Analyzing trace with hash -1301046730, now seen corresponding path program 1 times [2023-11-29 04:50:52,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:50:52,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565203728] [2023-11-29 04:50:52,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:50:52,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:50:52,722 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:50:52,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1299260405] [2023-11-29 04:50:52,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:50:52,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:50:52,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:50:52,724 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:50:52,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 04:50:52,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:50:52,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 04:50:52,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:50:53,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 334 proven. 75 refuted. 0 times theorem prover too weak. 1215 trivial. 0 not checked. [2023-11-29 04:50:53,170 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:50:53,434 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 04:50:53,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:50:53,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565203728] [2023-11-29 04:50:53,435 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:50:53,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1299260405] [2023-11-29 04:50:53,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1299260405] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 04:50:53,435 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 04:50:53,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2023-11-29 04:50:53,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036097705] [2023-11-29 04:50:53,436 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 04:50:53,437 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 04:50:53,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:50:53,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 04:50:53,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:50:53,439 INFO L87 Difference]: Start difference. First operand 81 states and 125 transitions. Second operand has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 9 states have internal predecessors, (52), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2023-11-29 04:50:54,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:50:54,126 INFO L93 Difference]: Finished difference Result 342 states and 512 transitions. [2023-11-29 04:50:54,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-11-29 04:50:54,127 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 9 states have internal predecessors, (52), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) Word has length 178 [2023-11-29 04:50:54,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:50:54,133 INFO L225 Difference]: With dead ends: 342 [2023-11-29 04:50:54,133 INFO L226 Difference]: Without dead ends: 262 [2023-11-29 04:50:54,135 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 374 GetRequests, 348 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=206, Invalid=496, Unknown=0, NotChecked=0, Total=702 [2023-11-29 04:50:54,137 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 289 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 272 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 04:50:54,137 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [295 Valid, 322 Invalid, 461 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 272 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 04:50:54,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2023-11-29 04:50:54,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 164. [2023-11-29 04:50:54,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 99 states have (on average 1.3131313131313131) internal successors, (130), 99 states have internal predecessors, (130), 58 states have call successors, (58), 6 states have call predecessors, (58), 6 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-29 04:50:54,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 246 transitions. [2023-11-29 04:50:54,187 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 246 transitions. Word has length 178 [2023-11-29 04:50:54,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:50:54,188 INFO L495 AbstractCegarLoop]: Abstraction has 164 states and 246 transitions. [2023-11-29 04:50:54,188 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 9 states have internal predecessors, (52), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2023-11-29 04:50:54,189 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 246 transitions. [2023-11-29 04:50:54,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-29 04:50:54,192 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:50:54,192 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, 1] [2023-11-29 04:50:54,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-29 04:50:54,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:50:54,393 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:50:54,394 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:50:54,394 INFO L85 PathProgramCache]: Analyzing trace with hash 1195656661, now seen corresponding path program 1 times [2023-11-29 04:50:54,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:50:54,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398405092] [2023-11-29 04:50:54,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:50:54,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:50:54,451 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:50:54,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [31069794] [2023-11-29 04:50:54,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:50:54,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:50:54,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:50:54,454 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:50:54,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 04:50:54,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:50:54,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 04:50:54,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:50:55,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 708 proven. 24 refuted. 0 times theorem prover too weak. 892 trivial. 0 not checked. [2023-11-29 04:50:55,021 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:50:55,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:50:55,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398405092] [2023-11-29 04:50:55,299 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:50:55,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [31069794] [2023-11-29 04:50:55,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [31069794] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:50:55,300 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:50:55,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2023-11-29 04:50:55,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794806669] [2023-11-29 04:50:55,301 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 04:50:55,302 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 04:50:55,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:50:55,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 04:50:55,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:50:55,304 INFO L87 Difference]: Start difference. First operand 164 states and 246 transitions. Second operand has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 6 states have internal predecessors, (43), 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 04:50:55,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:50:55,801 INFO L93 Difference]: Finished difference Result 553 states and 811 transitions. [2023-11-29 04:50:55,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-29 04:50:55,801 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 6 states have internal predecessors, (43), 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 179 [2023-11-29 04:50:55,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:50:55,807 INFO L225 Difference]: With dead ends: 553 [2023-11-29 04:50:55,807 INFO L226 Difference]: Without dead ends: 390 [2023-11-29 04:50:55,809 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2023-11-29 04:50:55,810 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 103 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 364 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 389 SdHoareTripleChecker+Invalid, 371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 364 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 04:50:55,811 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 389 Invalid, 371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 364 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 04:50:55,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2023-11-29 04:50:55,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 373. [2023-11-29 04:50:55,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 373 states, 220 states have (on average 1.2636363636363637) internal successors, (278), 221 states have internal predecessors, (278), 134 states have call successors, (134), 18 states have call predecessors, (134), 18 states have return successors, (134), 133 states have call predecessors, (134), 134 states have call successors, (134) [2023-11-29 04:50:55,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 546 transitions. [2023-11-29 04:50:55,889 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 546 transitions. Word has length 179 [2023-11-29 04:50:55,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:50:55,890 INFO L495 AbstractCegarLoop]: Abstraction has 373 states and 546 transitions. [2023-11-29 04:50:55,890 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 6 states have internal predecessors, (43), 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 04:50:55,890 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 546 transitions. [2023-11-29 04:50:55,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-29 04:50:55,893 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:50:55,893 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, 1] [2023-11-29 04:50:55,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 04:50:56,100 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:50:56,100 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:50:56,100 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:50:56,100 INFO L85 PathProgramCache]: Analyzing trace with hash 184539411, now seen corresponding path program 1 times [2023-11-29 04:50:56,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:50:56,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901948007] [2023-11-29 04:50:56,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:50:56,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:50:56,132 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:50:56,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1485251845] [2023-11-29 04:50:56,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:50:56,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:50:56,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:50:56,134 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:50:56,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 04:50:56,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:50:56,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 04:50:56,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:50:56,792 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 04:50:56,792 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:50:57,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:50:57,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901948007] [2023-11-29 04:50:57,021 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:50:57,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1485251845] [2023-11-29 04:50:57,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1485251845] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:50:57,021 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:50:57,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2023-11-29 04:50:57,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562835181] [2023-11-29 04:50:57,022 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 04:50:57,022 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 04:50:57,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:50:57,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 04:50:57,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2023-11-29 04:50:57,024 INFO L87 Difference]: Start difference. First operand 373 states and 546 transitions. Second operand has 8 states, 8 states have (on average 5.375) internal successors, (43), 7 states have internal predecessors, (43), 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 04:50:57,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:50:57,691 INFO L93 Difference]: Finished difference Result 745 states and 1073 transitions. [2023-11-29 04:50:57,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-29 04:50:57,692 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.375) internal successors, (43), 7 states have internal predecessors, (43), 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 179 [2023-11-29 04:50:57,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:50:57,696 INFO L225 Difference]: With dead ends: 745 [2023-11-29 04:50:57,696 INFO L226 Difference]: Without dead ends: 407 [2023-11-29 04:50:57,697 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 249 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 04:50:57,698 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 117 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 447 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 524 SdHoareTripleChecker+Invalid, 454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 447 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 04:50:57,699 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 524 Invalid, 454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 447 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 04:50:57,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2023-11-29 04:50:57,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 377. [2023-11-29 04:50:57,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 377 states, 225 states have (on average 1.248888888888889) internal successors, (281), 226 states have internal predecessors, (281), 131 states have call successors, (131), 20 states have call predecessors, (131), 20 states have return successors, (131), 130 states have call predecessors, (131), 131 states have call successors, (131) [2023-11-29 04:50:57,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 543 transitions. [2023-11-29 04:50:57,741 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 543 transitions. Word has length 179 [2023-11-29 04:50:57,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:50:57,742 INFO L495 AbstractCegarLoop]: Abstraction has 377 states and 543 transitions. [2023-11-29 04:50:57,742 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.375) internal successors, (43), 7 states have internal predecessors, (43), 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 04:50:57,742 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 543 transitions. [2023-11-29 04:50:57,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-29 04:50:57,744 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:50:57,744 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, 1, 1] [2023-11-29 04:50:57,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 04:50:57,945 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:50:57,945 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:50:57,946 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:50:57,946 INFO L85 PathProgramCache]: Analyzing trace with hash 311692338, now seen corresponding path program 1 times [2023-11-29 04:50:57,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:50:57,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795618405] [2023-11-29 04:50:57,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:50:57,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:50:57,979 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:50:57,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [277922288] [2023-11-29 04:50:57,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:50:57,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:50:57,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:50:57,981 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:50:57,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 04:50:58,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:50:58,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 04:50:58,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:50:58,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 334 proven. 75 refuted. 0 times theorem prover too weak. 1215 trivial. 0 not checked. [2023-11-29 04:50:58,626 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:50:58,841 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 04:50:58,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:50:58,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795618405] [2023-11-29 04:50:58,841 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 04:50:58,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [277922288] [2023-11-29 04:50:58,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [277922288] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 04:50:58,842 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:50:58,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 10 [2023-11-29 04:50:58,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329155679] [2023-11-29 04:50:58,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:50:58,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 04:50:58,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:50:58,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 04:50:58,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-29 04:50:58,844 INFO L87 Difference]: Start difference. First operand 377 states and 543 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 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 04:50:59,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:50:59,197 INFO L93 Difference]: Finished difference Result 840 states and 1207 transitions. [2023-11-29 04:50:59,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 04:50:59,198 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 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 180 [2023-11-29 04:50:59,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:50:59,207 INFO L225 Difference]: With dead ends: 840 [2023-11-29 04:50:59,207 INFO L226 Difference]: Without dead ends: 494 [2023-11-29 04:50:59,209 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 361 GetRequests, 351 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2023-11-29 04:50:59,210 INFO L413 NwaCegarLoop]: 246 mSDtfsCounter, 267 mSDsluCounter, 263 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 509 SdHoareTripleChecker+Invalid, 259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 04:50:59,210 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [267 Valid, 509 Invalid, 259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 04:50:59,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2023-11-29 04:50:59,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 389. [2023-11-29 04:50:59,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 389 states, 237 states have (on average 1.2447257383966244) internal successors, (295), 238 states have internal predecessors, (295), 131 states have call successors, (131), 20 states have call predecessors, (131), 20 states have return successors, (131), 130 states have call predecessors, (131), 131 states have call successors, (131) [2023-11-29 04:50:59,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 557 transitions. [2023-11-29 04:50:59,293 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 557 transitions. Word has length 180 [2023-11-29 04:50:59,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:50:59,294 INFO L495 AbstractCegarLoop]: Abstraction has 389 states and 557 transitions. [2023-11-29 04:50:59,294 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 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 04:50:59,294 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 557 transitions. [2023-11-29 04:50:59,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-29 04:50:59,298 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:50:59,298 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, 1, 1] [2023-11-29 04:50:59,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 04:50:59,498 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:50:59,499 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:50:59,499 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:50:59,499 INFO L85 PathProgramCache]: Analyzing trace with hash -1276655564, now seen corresponding path program 1 times [2023-11-29 04:50:59,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:50:59,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692677934] [2023-11-29 04:50:59,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:50:59,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:50:59,534 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 04:50:59,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [844962097] [2023-11-29 04:50:59,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:50:59,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:50:59,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:50:59,536 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:50:59,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 04:50:59,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:50:59,680 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:50:59,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:50:59,858 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:50:59,859 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 04:50:59,860 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 04:50:59,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-29 04:51:00,062 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-29 04:51:00,065 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:51:00,069 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 04:51:00,209 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 04:51:00 BoogieIcfgContainer [2023-11-29 04:51:00,209 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 04:51:00,209 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 04:51:00,209 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 04:51:00,210 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 04:51:00,210 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:50:50" (3/4) ... [2023-11-29 04:51:00,212 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 04:51:00,213 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 04:51:00,214 INFO L158 Benchmark]: Toolchain (without parser) took 11005.33ms. Allocated memory was 144.7MB in the beginning and 224.4MB in the end (delta: 79.7MB). Free memory was 105.6MB in the beginning and 132.1MB in the end (delta: -26.5MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. [2023-11-29 04:51:00,214 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 144.7MB. Free memory is still 114.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:51:00,215 INFO L158 Benchmark]: CACSL2BoogieTranslator took 306.51ms. Allocated memory is still 144.7MB. Free memory was 105.6MB in the beginning and 90.0MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-29 04:51:00,215 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.60ms. Allocated memory is still 144.7MB. Free memory was 90.0MB in the beginning and 85.5MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 04:51:00,215 INFO L158 Benchmark]: Boogie Preprocessor took 69.13ms. Allocated memory is still 144.7MB. Free memory was 85.5MB in the beginning and 77.9MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-29 04:51:00,215 INFO L158 Benchmark]: RCFGBuilder took 649.51ms. Allocated memory was 144.7MB in the beginning and 186.6MB in the end (delta: 41.9MB). Free memory was 77.9MB in the beginning and 152.7MB in the end (delta: -74.8MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-29 04:51:00,216 INFO L158 Benchmark]: TraceAbstraction took 9903.32ms. Allocated memory was 186.6MB in the beginning and 224.4MB in the end (delta: 37.7MB). Free memory was 151.7MB in the beginning and 132.1MB in the end (delta: 19.6MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. [2023-11-29 04:51:00,216 INFO L158 Benchmark]: Witness Printer took 4.11ms. Allocated memory is still 224.4MB. Free memory is still 132.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:51:00,219 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 144.7MB. Free memory is still 114.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 306.51ms. Allocated memory is still 144.7MB. Free memory was 105.6MB in the beginning and 90.0MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.60ms. Allocated memory is still 144.7MB. Free memory was 90.0MB in the beginning and 85.5MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.13ms. Allocated memory is still 144.7MB. Free memory was 85.5MB in the beginning and 77.9MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 649.51ms. Allocated memory was 144.7MB in the beginning and 186.6MB in the end (delta: 41.9MB). Free memory was 77.9MB in the beginning and 152.7MB in the end (delta: -74.8MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * TraceAbstraction took 9903.32ms. Allocated memory was 186.6MB in the beginning and 224.4MB in the end (delta: 37.7MB). Free memory was 151.7MB in the beginning and 132.1MB in the end (delta: 19.6MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. * Witness Printer took 4.11ms. Allocated memory is still 224.4MB. Free memory is still 132.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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=1, 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_28 = var_1_17 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=1, var_1_21=51/2, var_1_23=1, var_1_26=5, var_1_28=0, 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] [L72] COND TRUE var_1_9 || ((var_1_11 + last_1_var_1_26) <= 4) [L73] 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=1, var_1_21=51/2, var_1_23=1, var_1_26=-1, var_1_28=0, 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] [L77] COND TRUE ((~ var_1_28) * var_1_1) >= (var_1_15 % var_1_23) [L78] 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=1, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-1, var_1_28=0, 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] [L80] COND TRUE (var_1_21 + 9.999999999999994E14f) < (- var_1_21) [L81] 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=1, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-1, var_1_28=0, 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] [L87] unsigned char stepLocal_1 = var_1_17; [L88] 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=1, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-1, var_1_28=0, 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] [L89] 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=1, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-1, var_1_28=0, 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] [L98] 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, 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=1, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-1, var_1_28=0, var_1_29=3, 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] [L99] COND FALSE !(\read(var_1_4)) 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=1, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-1, var_1_28=0, var_1_29=3, 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] [L102] COND FALSE !(((((var_1_17) > (var_1_28)) ? (var_1_17) : (var_1_28))) > var_1_20) [L109] var_1_31 = 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, 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=1, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-1, var_1_28=0, var_1_29=3, var_1_31=0, 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] [L112] var_1_37 = 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, 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=1, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-1, var_1_28=0, var_1_29=3, var_1_31=0, var_1_37=3, 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] [L113] COND TRUE (var_1_39 - ((((32) < (var_1_40)) ? (32) : (var_1_40)))) > var_1_17 [L114] var_1_38 = ((32.5f >= var_1_24) || (var_1_7 || 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, 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=1, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-1, var_1_28=0, var_1_29=3, var_1_31=0, var_1_37=3, 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] [L116] 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, 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=1, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-1, var_1_28=0, var_1_29=3, var_1_31=0, var_1_37=3, 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] [L119] COND FALSE !((var_1_21 + ((((var_1_25) > (var_1_21)) ? (var_1_25) : (var_1_21)))) < ((((var_1_36) > ((var_1_21 + var_1_25))) ? (var_1_36) : ((var_1_21 + 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, 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=1, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-1, var_1_28=0, var_1_29=3, var_1_31=0, var_1_37=3, 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] [L126] var_1_48 = var_1_40 [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=1, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-1, var_1_28=0, var_1_29=3, var_1_31=0, var_1_37=3, 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=1, var_1_21=2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-1, var_1_28=0, var_1_29=3, var_1_31=0, var_1_37=3, 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, 79 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.7s, OverallIterations: 7, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 902 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 824 mSDsluCounter, 2059 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1291 mSDsCounter, 308 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1411 IncrementalHoareTripleChecker+Invalid, 1719 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 308 mSolverCounterUnsat, 768 mSDtfsCounter, 1411 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1742 GetRequests, 1664 SyntacticMatches, 2 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=389occurred in iteration=6, InterpolantAutomatonStates: 70, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 252 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 1430 NumberOfCodeBlocks, 1430 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1599 ConstructedInterpolants, 1 QuantifiedInterpolants, 6031 SizeOfPredicates, 21 NumberOfNonLiveVariables, 2605 ConjunctsInSsa, 51 ConjunctsInUnsatCore, 9 InterpolantComputations, 2 PerfectInterpolantSequences, 14202/14616 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 04:51:00,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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 d4260f80e7a3ca7c277b571ad62597d9b85d09ed8654c7fb0415bffe8bafbe59 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 04:51:02,255 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 04:51:02,326 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 04:51:02,340 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 04:51:02,341 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 04:51:02,370 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 04:51:02,370 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 04:51:02,371 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 04:51:02,372 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 04:51:02,372 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 04:51:02,373 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 04:51:02,373 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 04:51:02,374 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 04:51:02,375 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 04:51:02,375 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 04:51:02,376 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 04:51:02,377 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 04:51:02,377 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 04:51:02,378 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 04:51:02,378 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 04:51:02,379 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 04:51:02,379 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 04:51:02,380 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 04:51:02,380 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 04:51:02,381 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 04:51:02,381 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 04:51:02,382 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 04:51:02,382 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 04:51:02,382 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 04:51:02,383 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 04:51:02,383 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 04:51:02,384 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 04:51:02,384 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 04:51:02,384 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:51:02,384 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 04:51:02,385 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 04:51:02,385 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 04:51:02,385 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 04:51:02,385 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 04:51:02,386 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 04:51:02,386 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 04:51:02,386 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 04:51:02,386 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 04:51:02,387 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 04:51:02,387 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 04:51:02,387 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_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4260f80e7a3ca7c277b571ad62597d9b85d09ed8654c7fb0415bffe8bafbe59 [2023-11-29 04:51:02,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 04:51:02,684 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 04:51:02,687 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 04:51:02,688 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 04:51:02,688 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 04:51:02,690 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-14.i [2023-11-29 04:51:05,549 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 04:51:05,752 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 04:51:05,753 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-14.i [2023-11-29 04:51:05,765 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/data/1633016ca/18259d74106d41fabe5fe4cc7937c486/FLAG5cf33c84c [2023-11-29 04:51:05,781 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/data/1633016ca/18259d74106d41fabe5fe4cc7937c486 [2023-11-29 04:51:05,783 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 04:51:05,785 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 04:51:05,787 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 04:51:05,787 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 04:51:05,792 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 04:51:05,793 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:51:05" (1/1) ... [2023-11-29 04:51:05,794 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@af8fd22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:51:05, skipping insertion in model container [2023-11-29 04:51:05,794 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:51:05" (1/1) ... [2023-11-29 04:51:05,832 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 04:51:05,988 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_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-14.i[919,932] [2023-11-29 04:51:06,059 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:51:06,078 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 04:51:06,093 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_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-14.i[919,932] [2023-11-29 04:51:06,134 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:51:06,157 INFO L206 MainTranslator]: Completed translation [2023-11-29 04:51:06,158 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:51:06 WrapperNode [2023-11-29 04:51:06,158 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 04:51:06,160 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 04:51:06,160 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 04:51:06,160 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 04:51:06,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:51:06" (1/1) ... [2023-11-29 04:51:06,186 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:51:06" (1/1) ... [2023-11-29 04:51:06,238 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 188 [2023-11-29 04:51:06,238 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 04:51:06,239 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 04:51:06,239 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 04:51:06,240 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 04:51:06,253 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:51:06" (1/1) ... [2023-11-29 04:51:06,253 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:51:06" (1/1) ... [2023-11-29 04:51:06,259 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:51:06" (1/1) ... [2023-11-29 04:51:06,276 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 04:51:06,277 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:51:06" (1/1) ... [2023-11-29 04:51:06,277 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:51:06" (1/1) ... [2023-11-29 04:51:06,291 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:51:06" (1/1) ... [2023-11-29 04:51:06,296 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:51:06" (1/1) ... [2023-11-29 04:51:06,301 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:51:06" (1/1) ... [2023-11-29 04:51:06,304 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:51:06" (1/1) ... [2023-11-29 04:51:06,309 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 04:51:06,310 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 04:51:06,311 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 04:51:06,311 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 04:51:06,312 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:51:06" (1/1) ... [2023-11-29 04:51:06,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:51:06,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:51:06,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 04:51:06,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 04:51:06,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 04:51:06,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 04:51:06,383 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 04:51:06,383 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 04:51:06,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 04:51:06,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 04:51:06,482 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 04:51:06,484 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 04:51:47,159 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 04:51:47,243 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 04:51:47,243 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 04:51:47,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:51:47 BoogieIcfgContainer [2023-11-29 04:51:47,244 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 04:51:47,260 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 04:51:47,260 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 04:51:47,264 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 04:51:47,264 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 04:51:05" (1/3) ... [2023-11-29 04:51:47,265 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bd65d90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:51:47, skipping insertion in model container [2023-11-29 04:51:47,265 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:51:06" (2/3) ... [2023-11-29 04:51:47,266 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bd65d90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:51:47, skipping insertion in model container [2023-11-29 04:51:47,266 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:51:47" (3/3) ... [2023-11-29 04:51:47,268 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-14.i [2023-11-29 04:51:47,291 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 04:51:47,291 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 04:51:47,354 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 04:51:47,362 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;@263484ca, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 04:51:47,362 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 04:51:47,367 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 47 states have (on average 1.5106382978723405) internal successors, (71), 48 states have internal predecessors, (71), 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 04:51:47,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-29 04:51:47,389 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:51:47,390 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 04:51:47,390 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:51:47,395 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:51:47,395 INFO L85 PathProgramCache]: Analyzing trace with hash 433600510, now seen corresponding path program 1 times [2023-11-29 04:51:47,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:51:47,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1465789105] [2023-11-29 04:51:47,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:51:47,413 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 04:51:47,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:51:47,414 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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 04:51:47,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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 04:51:48,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:51:48,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 04:51:48,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:51:48,193 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 04:51:48,194 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:51:48,195 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:51:48,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1465789105] [2023-11-29 04:51:48,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1465789105] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:51:48,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:51:48,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:51:48,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958995259] [2023-11-29 04:51:48,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:51:48,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 04:51:48,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:51:48,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 04:51:48,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:51:48,243 INFO L87 Difference]: Start difference. First operand has 79 states, 47 states have (on average 1.5106382978723405) internal successors, (71), 48 states have internal predecessors, (71), 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 20.0) internal successors, (40), 2 states have internal predecessors, (40), 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 04:51:52,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:51:52,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:51:52,565 INFO L93 Difference]: Finished difference Result 155 states and 285 transitions. [2023-11-29 04:51:52,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 04:51:52,622 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (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 178 [2023-11-29 04:51:52,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:51:52,631 INFO L225 Difference]: With dead ends: 155 [2023-11-29 04:51:52,631 INFO L226 Difference]: Without dead ends: 77 [2023-11-29 04:51:52,635 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:51:52,639 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2023-11-29 04:51:52,640 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2023-11-29 04:51:52,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-29 04:51:52,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-11-29 04:51:52,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 46 states have (on average 1.4130434782608696) internal successors, (65), 46 states have internal predecessors, (65), 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 04:51:52,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 123 transitions. [2023-11-29 04:51:52,695 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 123 transitions. Word has length 178 [2023-11-29 04:51:52,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:51:52,695 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 123 transitions. [2023-11-29 04:51:52,696 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (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 04:51:52,696 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 123 transitions. [2023-11-29 04:51:52,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-29 04:51:52,701 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:51:52,701 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 04:51:52,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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 04:51:52,902 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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 04:51:52,902 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:51:52,903 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:51:52,903 INFO L85 PathProgramCache]: Analyzing trace with hash -1302893772, now seen corresponding path program 1 times [2023-11-29 04:51:52,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:51:52,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [94593998] [2023-11-29 04:51:52,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:51:52,905 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 04:51:52,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:51:52,906 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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 04:51:52,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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 04:51:53,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:51:53,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 04:51:53,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:51:56,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 334 proven. 75 refuted. 0 times theorem prover too weak. 1215 trivial. 0 not checked. [2023-11-29 04:51:56,622 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:51:58,212 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 04:51:58,212 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:51:58,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [94593998] [2023-11-29 04:51:58,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [94593998] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 04:51:58,213 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 04:51:58,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-29 04:51:58,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487332301] [2023-11-29 04:51:58,214 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 04:51:58,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 04:51:58,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:51:58,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 04:51:58,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 04:51:58,218 INFO L87 Difference]: Start difference. First operand 77 states and 123 transitions. Second operand has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2023-11-29 04:52:04,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.57s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:52:05,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:52:05,058 INFO L93 Difference]: Finished difference Result 242 states and 375 transitions. [2023-11-29 04:52:05,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-29 04:52:05,059 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) Word has length 178 [2023-11-29 04:52:05,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:52:05,064 INFO L225 Difference]: With dead ends: 242 [2023-11-29 04:52:05,064 INFO L226 Difference]: Without dead ends: 166 [2023-11-29 04:52:05,066 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 348 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2023-11-29 04:52:05,067 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 236 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 200 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2023-11-29 04:52:05,068 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [240 Valid, 273 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 200 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2023-11-29 04:52:05,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2023-11-29 04:52:05,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 156. [2023-11-29 04:52:05,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 93 states have (on average 1.3548387096774193) internal successors, (126), 93 states have internal predecessors, (126), 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 04:52:05,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 242 transitions. [2023-11-29 04:52:05,121 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 242 transitions. Word has length 178 [2023-11-29 04:52:05,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:52:05,122 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 242 transitions. [2023-11-29 04:52:05,123 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2023-11-29 04:52:05,123 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 242 transitions. [2023-11-29 04:52:05,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-29 04:52:05,128 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:52:05,129 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, 1] [2023-11-29 04:52:05,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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 04:52:05,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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 04:52:05,333 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:52:05,333 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:52:05,333 INFO L85 PathProgramCache]: Analyzing trace with hash 1193809619, now seen corresponding path program 1 times [2023-11-29 04:52:05,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:52:05,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [878500831] [2023-11-29 04:52:05,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:52:05,335 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 04:52:05,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:52:05,336 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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 04:52:05,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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 04:52:05,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:52:05,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 04:52:05,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:52:08,619 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 04:52:08,619 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:52:10,092 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 04:52:10,092 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:52:10,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [878500831] [2023-11-29 04:52:10,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [878500831] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 04:52:10,093 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 04:52:10,093 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-29 04:52:10,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376015933] [2023-11-29 04:52:10,094 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 04:52:10,094 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 04:52:10,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:52:10,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 04:52:10,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 04:52:10,096 INFO L87 Difference]: Start difference. First operand 156 states and 242 transitions. Second operand has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 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 04:52:16,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:52:17,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:52:17,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:52:17,266 INFO L93 Difference]: Finished difference Result 327 states and 497 transitions. [2023-11-29 04:52:17,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 04:52:17,327 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 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 179 [2023-11-29 04:52:17,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:52:17,331 INFO L225 Difference]: With dead ends: 327 [2023-11-29 04:52:17,331 INFO L226 Difference]: Without dead ends: 172 [2023-11-29 04:52:17,334 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 360 GetRequests, 350 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-29 04:52:17,335 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 47 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2023-11-29 04:52:17,336 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 197 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 161 Invalid, 1 Unknown, 0 Unchecked, 6.8s Time] [2023-11-29 04:52:17,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2023-11-29 04:52:17,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 164. [2023-11-29 04:52:17,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 99 states have (on average 1.3131313131313131) internal successors, (130), 99 states have internal predecessors, (130), 58 states have call successors, (58), 6 states have call predecessors, (58), 6 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-29 04:52:17,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 246 transitions. [2023-11-29 04:52:17,377 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 246 transitions. Word has length 179 [2023-11-29 04:52:17,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:52:17,378 INFO L495 AbstractCegarLoop]: Abstraction has 164 states and 246 transitions. [2023-11-29 04:52:17,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 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 04:52:17,379 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 246 transitions. [2023-11-29 04:52:17,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-29 04:52:17,384 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:52:17,384 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, 1] [2023-11-29 04:52:17,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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 04:52:17,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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 04:52:17,587 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:52:17,588 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:52:17,588 INFO L85 PathProgramCache]: Analyzing trace with hash 1195656661, now seen corresponding path program 1 times [2023-11-29 04:52:17,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:52:17,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [28690427] [2023-11-29 04:52:17,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:52:17,589 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 04:52:17,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:52:17,590 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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 04:52:17,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c805f0f6-4205-41a5-bb52-1cbd9332b9f2/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 04:52:18,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:52:18,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-29 04:52:18,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:52:58,836 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 04:52:58,836 INFO L327 TraceCheckSpWp]: Computing backward predicates...