./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/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_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/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_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/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 e22f36fcb48e37029a5451272d2b65f2136f0249698c819249f45360edf16ac5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:11:45,577 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:11:45,651 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 01:11:45,655 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:11:45,655 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:11:45,680 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:11:45,681 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:11:45,681 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:11:45,682 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:11:45,682 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:11:45,683 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:11:45,683 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:11:45,684 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:11:45,685 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:11:45,685 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:11:45,686 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:11:45,686 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:11:45,687 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:11:45,687 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 01:11:45,688 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:11:45,688 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:11:45,689 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:11:45,689 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:11:45,690 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:11:45,690 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:11:45,691 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:11:45,691 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:11:45,692 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:11:45,692 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:11:45,692 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:11:45,693 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:11:45,693 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:11:45,694 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:11:45,694 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:11:45,694 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:11:45,694 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 01:11:45,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 01:11:45,695 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:11:45,695 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:11:45,695 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:11:45,695 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:11:45,696 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:11:45,696 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_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e22f36fcb48e37029a5451272d2b65f2136f0249698c819249f45360edf16ac5 [2023-11-29 01:11:45,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:11:45,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:11:45,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:11:45,981 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:11:45,981 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:11:45,982 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i [2023-11-29 01:11:48,712 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:11:48,891 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:11:48,892 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i [2023-11-29 01:11:48,900 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/data/ed825dd0b/d52f0784f5c54c7fafdf4d57796f500b/FLAG8f16f92f2 [2023-11-29 01:11:48,913 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/data/ed825dd0b/d52f0784f5c54c7fafdf4d57796f500b [2023-11-29 01:11:48,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:11:48,917 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:11:48,918 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:11:48,919 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:11:48,924 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:11:48,924 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:11:48" (1/1) ... [2023-11-29 01:11:48,925 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49ec25dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:48, skipping insertion in model container [2023-11-29 01:11:48,926 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:11:48" (1/1) ... [2023-11-29 01:11:48,963 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:11:49,099 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_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i[916,929] [2023-11-29 01:11:49,182 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:11:49,195 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:11:49,208 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_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i[916,929] [2023-11-29 01:11:49,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:11:49,267 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:11:49,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:49 WrapperNode [2023-11-29 01:11:49,267 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:11:49,268 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:11:49,269 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:11:49,269 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:11:49,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:49" (1/1) ... [2023-11-29 01:11:49,289 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:49" (1/1) ... [2023-11-29 01:11:49,332 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 247 [2023-11-29 01:11:49,332 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:11:49,333 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:11:49,333 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:11:49,333 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:11:49,344 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:49" (1/1) ... [2023-11-29 01:11:49,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:49" (1/1) ... [2023-11-29 01:11:49,349 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:49" (1/1) ... [2023-11-29 01:11:49,375 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 01:11:49,375 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:49" (1/1) ... [2023-11-29 01:11:49,376 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:49" (1/1) ... [2023-11-29 01:11:49,392 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:49" (1/1) ... [2023-11-29 01:11:49,397 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:49" (1/1) ... [2023-11-29 01:11:49,403 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:49" (1/1) ... [2023-11-29 01:11:49,406 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:49" (1/1) ... [2023-11-29 01:11:49,416 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:11:49,417 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:11:49,417 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:11:49,417 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:11:49,436 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:49" (1/1) ... [2023-11-29 01:11:49,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:11:49,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:11:49,473 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:11:49,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:11:49,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:11:49,521 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:11:49,521 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:11:49,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 01:11:49,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:11:49,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:11:49,616 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:11:49,618 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:11:50,026 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:11:50,052 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:11:50,052 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 01:11:50,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:11:50 BoogieIcfgContainer [2023-11-29 01:11:50,053 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:11:50,056 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:11:50,056 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:11:50,059 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:11:50,059 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:11:48" (1/3) ... [2023-11-29 01:11:50,060 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56338e64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:11:50, skipping insertion in model container [2023-11-29 01:11:50,060 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:49" (2/3) ... [2023-11-29 01:11:50,060 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56338e64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:11:50, skipping insertion in model container [2023-11-29 01:11:50,060 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:11:50" (3/3) ... [2023-11-29 01:11:50,062 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-20.i [2023-11-29 01:11:50,080 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:11:50,080 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 01:11:50,131 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:11:50,136 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;@6fad2752, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:11:50,137 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 01:11:50,141 INFO L276 IsEmpty]: Start isEmpty. Operand has 106 states, 72 states have (on average 1.5) internal successors, (108), 73 states have internal predecessors, (108), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-29 01:11:50,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-29 01:11:50,155 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:11:50,156 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:11:50,156 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:11:50,161 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:11:50,162 INFO L85 PathProgramCache]: Analyzing trace with hash 169644366, now seen corresponding path program 1 times [2023-11-29 01:11:50,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:11:50,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693304932] [2023-11-29 01:11:50,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:11:50,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:11:50,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:11:50,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:11:50,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693304932] [2023-11-29 01:11:50,389 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 01:11:50,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1262187103] [2023-11-29 01:11:50,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:11:50,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:11:50,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:11:50,391 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:11:50,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 01:11:50,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:11:50,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 01:11:50,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:11:50,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 1800 trivial. 0 not checked. [2023-11-29 01:11:50,668 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:11:50,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1262187103] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:11:50,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:11:50,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:11:50,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564179229] [2023-11-29 01:11:50,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:11:50,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 01:11:50,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:11:50,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 01:11:50,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:11:50,708 INFO L87 Difference]: Start difference. First operand has 106 states, 72 states have (on average 1.5) internal successors, (108), 73 states have internal predecessors, (108), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-29 01:11:50,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:11:50,778 INFO L93 Difference]: Finished difference Result 209 states and 369 transitions. [2023-11-29 01:11:50,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 01:11:50,780 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) Word has length 200 [2023-11-29 01:11:50,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:11:50,789 INFO L225 Difference]: With dead ends: 209 [2023-11-29 01:11:50,790 INFO L226 Difference]: Without dead ends: 104 [2023-11-29 01:11:50,810 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:11:50,813 INFO L413 NwaCegarLoop]: 162 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, 162 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:11:50,816 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 162 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:11:50,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2023-11-29 01:11:50,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2023-11-29 01:11:50,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 71 states have (on average 1.4507042253521127) internal successors, (103), 71 states have internal predecessors, (103), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-29 01:11:50,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 165 transitions. [2023-11-29 01:11:50,869 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 165 transitions. Word has length 200 [2023-11-29 01:11:50,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:11:50,870 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 165 transitions. [2023-11-29 01:11:50,870 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-29 01:11:50,871 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 165 transitions. [2023-11-29 01:11:50,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-29 01:11:50,876 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:11:50,876 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:11:50,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 01:11:51,080 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:11:51,080 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:11:51,081 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:11:51,081 INFO L85 PathProgramCache]: Analyzing trace with hash -298885752, now seen corresponding path program 1 times [2023-11-29 01:11:51,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:11:51,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690966038] [2023-11-29 01:11:51,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:11:51,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:11:51,159 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:11:51,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1118982425] [2023-11-29 01:11:51,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:11:51,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:11:51,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:11:51,161 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:11:51,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 01:11:51,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:11:51,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 01:11:51,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:11:51,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-29 01:11:51,433 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:11:51,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:11:51,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690966038] [2023-11-29 01:11:51,433 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:11:51,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1118982425] [2023-11-29 01:11:51,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1118982425] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:11:51,434 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:11:51,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:11:51,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153475909] [2023-11-29 01:11:51,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:11:51,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:11:51,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:11:51,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:11:51,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:11:51,437 INFO L87 Difference]: Start difference. First operand 104 states and 165 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-29 01:11:51,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:11:51,556 INFO L93 Difference]: Finished difference Result 305 states and 483 transitions. [2023-11-29 01:11:51,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:11:51,556 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 200 [2023-11-29 01:11:51,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:11:51,561 INFO L225 Difference]: With dead ends: 305 [2023-11-29 01:11:51,561 INFO L226 Difference]: Without dead ends: 202 [2023-11-29 01:11:51,562 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:11:51,564 INFO L413 NwaCegarLoop]: 246 mSDtfsCounter, 151 mSDsluCounter, 389 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 635 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:11:51,565 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 635 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 01:11:51,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2023-11-29 01:11:51,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 130. [2023-11-29 01:11:51,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 97 states have (on average 1.4948453608247423) internal successors, (145), 97 states have internal predecessors, (145), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-29 01:11:51,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 207 transitions. [2023-11-29 01:11:51,589 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 207 transitions. Word has length 200 [2023-11-29 01:11:51,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:11:51,591 INFO L495 AbstractCegarLoop]: Abstraction has 130 states and 207 transitions. [2023-11-29 01:11:51,592 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-29 01:11:51,592 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 207 transitions. [2023-11-29 01:11:51,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-11-29 01:11:51,597 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:11:51,597 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:11:51,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 01:11:51,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-29 01:11:51,803 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:11:51,804 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:11:51,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1948183935, now seen corresponding path program 1 times [2023-11-29 01:11:51,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:11:51,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340554042] [2023-11-29 01:11:51,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:11:51,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:11:51,856 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:11:51,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [610134415] [2023-11-29 01:11:51,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:11:51,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:11:51,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:11:51,858 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:11:51,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 01:11:52,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:11:52,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:11:52,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:11:52,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-29 01:11:52,369 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:11:52,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:11:52,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340554042] [2023-11-29 01:11:52,370 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:11:52,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [610134415] [2023-11-29 01:11:52,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [610134415] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:11:52,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:11:52,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:11:52,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233272002] [2023-11-29 01:11:52,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:11:52,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:11:52,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:11:52,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:11:52,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:11:52,374 INFO L87 Difference]: Start difference. First operand 130 states and 207 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-29 01:11:52,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:11:52,608 INFO L93 Difference]: Finished difference Result 445 states and 708 transitions. [2023-11-29 01:11:52,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:11:52,609 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 201 [2023-11-29 01:11:52,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:11:52,613 INFO L225 Difference]: With dead ends: 445 [2023-11-29 01:11:52,613 INFO L226 Difference]: Without dead ends: 316 [2023-11-29 01:11:52,614 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:11:52,615 INFO L413 NwaCegarLoop]: 199 mSDtfsCounter, 156 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 500 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:11:52,616 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 500 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:11:52,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2023-11-29 01:11:52,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 306. [2023-11-29 01:11:52,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 241 states have (on average 1.4730290456431536) internal successors, (355), 241 states have internal predecessors, (355), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-29 01:11:52,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 479 transitions. [2023-11-29 01:11:52,650 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 479 transitions. Word has length 201 [2023-11-29 01:11:52,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:11:52,651 INFO L495 AbstractCegarLoop]: Abstraction has 306 states and 479 transitions. [2023-11-29 01:11:52,651 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-29 01:11:52,651 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 479 transitions. [2023-11-29 01:11:52,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-29 01:11:52,654 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:11:52,655 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:11:52,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 01:11:52,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-29 01:11:52,855 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:11:52,856 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:11:52,856 INFO L85 PathProgramCache]: Analyzing trace with hash 947033664, now seen corresponding path program 1 times [2023-11-29 01:11:52,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:11:52,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334312037] [2023-11-29 01:11:52,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:11:52,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:11:52,897 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:11:52,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [139476619] [2023-11-29 01:11:52,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:11:52,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:11:52,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:11:52,898 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:11:52,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 01:11:53,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:11:53,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 01:11:53,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:11:53,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 454 proven. 78 refuted. 0 times theorem prover too weak. 1328 trivial. 0 not checked. [2023-11-29 01:11:53,456 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:11:53,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 12 proven. 78 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-11-29 01:11:53,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:11:53,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334312037] [2023-11-29 01:11:53,753 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:11:53,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [139476619] [2023-11-29 01:11:53,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [139476619] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:11:53,753 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:11:53,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2023-11-29 01:11:53,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443730858] [2023-11-29 01:11:53,754 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:11:53,755 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 01:11:53,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:11:53,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 01:11:53,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2023-11-29 01:11:53,757 INFO L87 Difference]: Start difference. First operand 306 states and 479 transitions. Second operand has 14 states, 14 states have (on average 6.071428571428571) internal successors, (85), 14 states have internal predecessors, (85), 3 states have call successors, (57), 2 states have call predecessors, (57), 4 states have return successors, (58), 3 states have call predecessors, (58), 3 states have call successors, (58) [2023-11-29 01:11:55,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:11:55,736 INFO L93 Difference]: Finished difference Result 1237 states and 1900 transitions. [2023-11-29 01:11:55,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-11-29 01:11:55,736 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.071428571428571) internal successors, (85), 14 states have internal predecessors, (85), 3 states have call successors, (57), 2 states have call predecessors, (57), 4 states have return successors, (58), 3 states have call predecessors, (58), 3 states have call successors, (58) Word has length 202 [2023-11-29 01:11:55,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:11:55,745 INFO L225 Difference]: With dead ends: 1237 [2023-11-29 01:11:55,746 INFO L226 Difference]: Without dead ends: 932 [2023-11-29 01:11:55,748 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 437 GetRequests, 394 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 491 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=460, Invalid=1520, Unknown=0, NotChecked=0, Total=1980 [2023-11-29 01:11:55,749 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 723 mSDsluCounter, 763 mSDsCounter, 0 mSdLazyCounter, 1269 mSolverCounterSat, 339 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 731 SdHoareTripleChecker+Valid, 919 SdHoareTripleChecker+Invalid, 1608 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 339 IncrementalHoareTripleChecker+Valid, 1269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:11:55,750 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [731 Valid, 919 Invalid, 1608 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [339 Valid, 1269 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-29 01:11:55,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 932 states. [2023-11-29 01:11:55,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 932 to 352. [2023-11-29 01:11:55,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 352 states, 285 states have (on average 1.4631578947368422) internal successors, (417), 285 states have internal predecessors, (417), 62 states have call successors, (62), 4 states have call predecessors, (62), 4 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-29 01:11:55,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 541 transitions. [2023-11-29 01:11:55,826 INFO L78 Accepts]: Start accepts. Automaton has 352 states and 541 transitions. Word has length 202 [2023-11-29 01:11:55,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:11:55,827 INFO L495 AbstractCegarLoop]: Abstraction has 352 states and 541 transitions. [2023-11-29 01:11:55,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.071428571428571) internal successors, (85), 14 states have internal predecessors, (85), 3 states have call successors, (57), 2 states have call predecessors, (57), 4 states have return successors, (58), 3 states have call predecessors, (58), 3 states have call successors, (58) [2023-11-29 01:11:55,828 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 541 transitions. [2023-11-29 01:11:55,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-29 01:11:55,830 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:11:55,831 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:11:55,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 01:11:56,037 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:11:56,037 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:11:56,037 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:11:56,038 INFO L85 PathProgramCache]: Analyzing trace with hash -1047111042, now seen corresponding path program 1 times [2023-11-29 01:11:56,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:11:56,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137991447] [2023-11-29 01:11:56,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:11:56,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:11:56,075 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:11:56,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [946348847] [2023-11-29 01:11:56,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:11:56,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:11:56,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:11:56,077 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:11:56,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 01:11:56,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:11:56,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-29 01:11:56,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:11:57,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 872 proven. 114 refuted. 0 times theorem prover too weak. 874 trivial. 0 not checked. [2023-11-29 01:11:57,239 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:11:57,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 30 proven. 60 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-11-29 01:11:57,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:11:57,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137991447] [2023-11-29 01:11:57,583 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:11:57,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [946348847] [2023-11-29 01:11:57,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [946348847] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:11:57,584 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:11:57,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6] total 15 [2023-11-29 01:11:57,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151149152] [2023-11-29 01:11:57,584 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:11:57,585 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-11-29 01:11:57,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:11:57,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-11-29 01:11:57,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:11:57,587 INFO L87 Difference]: Start difference. First operand 352 states and 541 transitions. Second operand has 15 states, 15 states have (on average 5.866666666666666) internal successors, (88), 14 states have internal predecessors, (88), 5 states have call successors, (62), 4 states have call predecessors, (62), 6 states have return successors, (62), 5 states have call predecessors, (62), 5 states have call successors, (62) [2023-11-29 01:11:58,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:11:58,937 INFO L93 Difference]: Finished difference Result 911 states and 1367 transitions. [2023-11-29 01:11:58,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-11-29 01:11:58,938 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 5.866666666666666) internal successors, (88), 14 states have internal predecessors, (88), 5 states have call successors, (62), 4 states have call predecessors, (62), 6 states have return successors, (62), 5 states have call predecessors, (62), 5 states have call successors, (62) Word has length 202 [2023-11-29 01:11:58,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:11:58,942 INFO L225 Difference]: With dead ends: 911 [2023-11-29 01:11:58,942 INFO L226 Difference]: Without dead ends: 560 [2023-11-29 01:11:58,944 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 424 GetRequests, 393 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 262 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=296, Invalid=760, Unknown=0, NotChecked=0, Total=1056 [2023-11-29 01:11:58,945 INFO L413 NwaCegarLoop]: 192 mSDtfsCounter, 776 mSDsluCounter, 587 mSDsCounter, 0 mSdLazyCounter, 645 mSolverCounterSat, 496 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 788 SdHoareTripleChecker+Valid, 779 SdHoareTripleChecker+Invalid, 1141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 496 IncrementalHoareTripleChecker+Valid, 645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-29 01:11:58,945 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [788 Valid, 779 Invalid, 1141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [496 Valid, 645 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-29 01:11:58,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2023-11-29 01:11:59,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 541. [2023-11-29 01:11:59,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 541 states, 369 states have (on average 1.3062330623306233) internal successors, (482), 371 states have internal predecessors, (482), 155 states have call successors, (155), 16 states have call predecessors, (155), 16 states have return successors, (155), 153 states have call predecessors, (155), 155 states have call successors, (155) [2023-11-29 01:11:59,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 541 states and 792 transitions. [2023-11-29 01:11:59,044 INFO L78 Accepts]: Start accepts. Automaton has 541 states and 792 transitions. Word has length 202 [2023-11-29 01:11:59,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:11:59,045 INFO L495 AbstractCegarLoop]: Abstraction has 541 states and 792 transitions. [2023-11-29 01:11:59,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.866666666666666) internal successors, (88), 14 states have internal predecessors, (88), 5 states have call successors, (62), 4 states have call predecessors, (62), 6 states have return successors, (62), 5 states have call predecessors, (62), 5 states have call successors, (62) [2023-11-29 01:11:59,045 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 792 transitions. [2023-11-29 01:11:59,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-29 01:11:59,047 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:11:59,048 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:11:59,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 01:11:59,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:11:59,249 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:11:59,249 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:11:59,249 INFO L85 PathProgramCache]: Analyzing trace with hash 92230912, now seen corresponding path program 1 times [2023-11-29 01:11:59,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:11:59,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819303641] [2023-11-29 01:11:59,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:11:59,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:11:59,292 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:11:59,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [287629319] [2023-11-29 01:11:59,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:11:59,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:11:59,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:11:59,294 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:11:59,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 01:11:59,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:11:59,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-29 01:11:59,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:12:01,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 670 proven. 321 refuted. 0 times theorem prover too weak. 869 trivial. 0 not checked. [2023-11-29 01:12:01,415 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:12:04,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 48 proven. 129 refuted. 0 times theorem prover too weak. 1683 trivial. 0 not checked. [2023-11-29 01:12:04,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:12:04,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819303641] [2023-11-29 01:12:04,934 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:12:04,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [287629319] [2023-11-29 01:12:04,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [287629319] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:12:04,934 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:12:04,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 12] total 31 [2023-11-29 01:12:04,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491834226] [2023-11-29 01:12:04,935 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:12:04,936 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2023-11-29 01:12:04,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:12:04,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2023-11-29 01:12:04,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=178, Invalid=752, Unknown=0, NotChecked=0, Total=930 [2023-11-29 01:12:04,937 INFO L87 Difference]: Start difference. First operand 541 states and 792 transitions. Second operand has 31 states, 30 states have (on average 3.8333333333333335) internal successors, (115), 28 states have internal predecessors, (115), 8 states have call successors, (57), 6 states have call predecessors, (57), 10 states have return successors, (58), 8 states have call predecessors, (58), 8 states have call successors, (58) [2023-11-29 01:12:13,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:12:13,535 INFO L93 Difference]: Finished difference Result 1451 states and 2013 transitions. [2023-11-29 01:12:13,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2023-11-29 01:12:13,536 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 30 states have (on average 3.8333333333333335) internal successors, (115), 28 states have internal predecessors, (115), 8 states have call successors, (57), 6 states have call predecessors, (57), 10 states have return successors, (58), 8 states have call predecessors, (58), 8 states have call successors, (58) Word has length 203 [2023-11-29 01:12:13,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:12:13,544 INFO L225 Difference]: With dead ends: 1451 [2023-11-29 01:12:13,544 INFO L226 Difference]: Without dead ends: 1209 [2023-11-29 01:12:13,549 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 470 GetRequests, 379 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2525 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1732, Invalid=6824, Unknown=0, NotChecked=0, Total=8556 [2023-11-29 01:12:13,549 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 874 mSDsluCounter, 1071 mSDsCounter, 0 mSdLazyCounter, 1901 mSolverCounterSat, 287 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 883 SdHoareTripleChecker+Valid, 1246 SdHoareTripleChecker+Invalid, 2188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 287 IncrementalHoareTripleChecker+Valid, 1901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:12:13,550 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [883 Valid, 1246 Invalid, 2188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [287 Valid, 1901 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2023-11-29 01:12:13,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1209 states. [2023-11-29 01:12:13,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1209 to 852. [2023-11-29 01:12:13,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 852 states, 631 states have (on average 1.305863708399366) internal successors, (824), 636 states have internal predecessors, (824), 174 states have call successors, (174), 46 states have call predecessors, (174), 46 states have return successors, (174), 169 states have call predecessors, (174), 174 states have call successors, (174) [2023-11-29 01:12:13,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 852 states and 1172 transitions. [2023-11-29 01:12:13,693 INFO L78 Accepts]: Start accepts. Automaton has 852 states and 1172 transitions. Word has length 203 [2023-11-29 01:12:13,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:12:13,693 INFO L495 AbstractCegarLoop]: Abstraction has 852 states and 1172 transitions. [2023-11-29 01:12:13,694 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 30 states have (on average 3.8333333333333335) internal successors, (115), 28 states have internal predecessors, (115), 8 states have call successors, (57), 6 states have call predecessors, (57), 10 states have return successors, (58), 8 states have call predecessors, (58), 8 states have call successors, (58) [2023-11-29 01:12:13,694 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1172 transitions. [2023-11-29 01:12:13,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-29 01:12:13,697 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:12:13,697 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:12:13,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 01:12:13,909 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:12:13,910 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:12:13,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:12:13,910 INFO L85 PathProgramCache]: Analyzing trace with hash -494575102, now seen corresponding path program 1 times [2023-11-29 01:12:13,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:12:13,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424163030] [2023-11-29 01:12:13,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:12:13,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:12:13,941 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:12:13,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [10287499] [2023-11-29 01:12:13,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:12:13,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:12:13,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:12:13,943 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:12:13,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 01:12:14,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:12:14,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 01:12:14,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:12:14,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-29 01:12:14,300 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:12:14,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:12:14,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424163030] [2023-11-29 01:12:14,300 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:12:14,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [10287499] [2023-11-29 01:12:14,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [10287499] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:12:14,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:12:14,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 01:12:14,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435324005] [2023-11-29 01:12:14,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:12:14,301 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:12:14,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:12:14,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:12:14,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:12:14,303 INFO L87 Difference]: Start difference. First operand 852 states and 1172 transitions. Second operand has 8 states, 8 states have (on average 6.375) internal successors, (51), 8 states have internal predecessors, (51), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-29 01:12:14,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:12:14,853 INFO L93 Difference]: Finished difference Result 1537 states and 2125 transitions. [2023-11-29 01:12:14,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-29 01:12:14,854 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 8 states have internal predecessors, (51), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 203 [2023-11-29 01:12:14,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:12:14,861 INFO L225 Difference]: With dead ends: 1537 [2023-11-29 01:12:14,861 INFO L226 Difference]: Without dead ends: 1054 [2023-11-29 01:12:14,862 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=99, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:12:14,863 INFO L413 NwaCegarLoop]: 155 mSDtfsCounter, 289 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 289 SdHoareTripleChecker+Valid, 535 SdHoareTripleChecker+Invalid, 271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:12:14,863 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [289 Valid, 535 Invalid, 271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 259 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 01:12:14,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2023-11-29 01:12:14,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 761. [2023-11-29 01:12:14,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 761 states, 583 states have (on average 1.2847341337907376) internal successors, (749), 586 states have internal predecessors, (749), 139 states have call successors, (139), 38 states have call predecessors, (139), 38 states have return successors, (139), 136 states have call predecessors, (139), 139 states have call successors, (139) [2023-11-29 01:12:14,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 761 states and 1027 transitions. [2023-11-29 01:12:14,990 INFO L78 Accepts]: Start accepts. Automaton has 761 states and 1027 transitions. Word has length 203 [2023-11-29 01:12:14,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:12:14,990 INFO L495 AbstractCegarLoop]: Abstraction has 761 states and 1027 transitions. [2023-11-29 01:12:14,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 8 states have internal predecessors, (51), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-29 01:12:14,991 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1027 transitions. [2023-11-29 01:12:14,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-29 01:12:14,993 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:12:14,993 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:12:14,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-29 01:12:15,195 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:12:15,195 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:12:15,195 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:12:15,196 INFO L85 PathProgramCache]: Analyzing trace with hash -2082923004, now seen corresponding path program 1 times [2023-11-29 01:12:15,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:12:15,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320981453] [2023-11-29 01:12:15,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:12:15,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:12:15,227 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:12:15,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1987379464] [2023-11-29 01:12:15,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:12:15,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:12:15,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:12:15,228 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:12:15,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 01:12:15,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:12:15,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 465 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-29 01:12:15,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:12:16,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 920 proven. 183 refuted. 0 times theorem prover too weak. 757 trivial. 0 not checked. [2023-11-29 01:12:16,504 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:12:17,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 30 proven. 60 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-11-29 01:12:17,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:12:17,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320981453] [2023-11-29 01:12:17,215 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:12:17,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1987379464] [2023-11-29 01:12:17,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1987379464] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:12:17,215 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:12:17,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 9] total 23 [2023-11-29 01:12:17,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821710976] [2023-11-29 01:12:17,215 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:12:17,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2023-11-29 01:12:17,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:12:17,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2023-11-29 01:12:17,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=402, Unknown=0, NotChecked=0, Total=506 [2023-11-29 01:12:17,218 INFO L87 Difference]: Start difference. First operand 761 states and 1027 transitions. Second operand has 23 states, 23 states have (on average 4.521739130434782) internal successors, (104), 22 states have internal predecessors, (104), 6 states have call successors, (62), 5 states have call predecessors, (62), 8 states have return successors, (62), 6 states have call predecessors, (62), 6 states have call successors, (62) [2023-11-29 01:12:20,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:12:20,712 INFO L93 Difference]: Finished difference Result 2046 states and 2782 transitions. [2023-11-29 01:12:20,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-11-29 01:12:20,712 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 4.521739130434782) internal successors, (104), 22 states have internal predecessors, (104), 6 states have call successors, (62), 5 states have call predecessors, (62), 8 states have return successors, (62), 6 states have call predecessors, (62), 6 states have call successors, (62) Word has length 203 [2023-11-29 01:12:20,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:12:20,720 INFO L225 Difference]: With dead ends: 2046 [2023-11-29 01:12:20,721 INFO L226 Difference]: Without dead ends: 1404 [2023-11-29 01:12:20,724 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 447 GetRequests, 387 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1229 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=836, Invalid=2946, Unknown=0, NotChecked=0, Total=3782 [2023-11-29 01:12:20,724 INFO L413 NwaCegarLoop]: 236 mSDtfsCounter, 1663 mSDsluCounter, 1232 mSDsCounter, 0 mSdLazyCounter, 1912 mSolverCounterSat, 617 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1675 SdHoareTripleChecker+Valid, 1468 SdHoareTripleChecker+Invalid, 2529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 617 IncrementalHoareTripleChecker+Valid, 1912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:12:20,725 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1675 Valid, 1468 Invalid, 2529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [617 Valid, 1912 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-29 01:12:20,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1404 states. [2023-11-29 01:12:20,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1404 to 728. [2023-11-29 01:12:20,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 728 states, 570 states have (on average 1.2789473684210526) internal successors, (729), 573 states have internal predecessors, (729), 119 states have call successors, (119), 38 states have call predecessors, (119), 38 states have return successors, (119), 116 states have call predecessors, (119), 119 states have call successors, (119) [2023-11-29 01:12:20,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 728 states and 967 transitions. [2023-11-29 01:12:20,862 INFO L78 Accepts]: Start accepts. Automaton has 728 states and 967 transitions. Word has length 203 [2023-11-29 01:12:20,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:12:20,863 INFO L495 AbstractCegarLoop]: Abstraction has 728 states and 967 transitions. [2023-11-29 01:12:20,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.521739130434782) internal successors, (104), 22 states have internal predecessors, (104), 6 states have call successors, (62), 5 states have call predecessors, (62), 8 states have return successors, (62), 6 states have call predecessors, (62), 6 states have call successors, (62) [2023-11-29 01:12:20,863 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 967 transitions. [2023-11-29 01:12:20,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-29 01:12:20,865 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:12:20,865 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:12:20,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 01:12:21,066 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-11-29 01:12:21,066 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:12:21,066 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:12:21,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1281823216, now seen corresponding path program 1 times [2023-11-29 01:12:21,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:12:21,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371127652] [2023-11-29 01:12:21,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:12:21,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:12:21,088 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:12:21,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1829038190] [2023-11-29 01:12:21,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:12:21,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:12:21,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:12:21,090 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:12:21,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 01:12:21,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:12:21,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 49 conjunts are in the unsatisfiable core [2023-11-29 01:12:21,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:12:24,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 670 proven. 321 refuted. 0 times theorem prover too weak. 869 trivial. 0 not checked. [2023-11-29 01:12:24,368 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:12:26,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-29 01:12:26,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:12:26,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371127652] [2023-11-29 01:12:26,954 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:12:26,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1829038190] [2023-11-29 01:12:26,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1829038190] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 01:12:26,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:12:26,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [28] total 38 [2023-11-29 01:12:26,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260095325] [2023-11-29 01:12:26,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:12:26,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-29 01:12:26,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:12:26,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-29 01:12:26,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=286, Invalid=1120, Unknown=0, NotChecked=0, Total=1406 [2023-11-29 01:12:26,956 INFO L87 Difference]: Start difference. First operand 728 states and 967 transitions. Second operand has 13 states, 13 states have (on average 4.0) internal successors, (52), 13 states have internal predecessors, (52), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-29 01:12:37,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:12:37,154 INFO L93 Difference]: Finished difference Result 1332 states and 1780 transitions. [2023-11-29 01:12:37,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-11-29 01:12:37,155 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.0) internal successors, (52), 13 states have internal predecessors, (52), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 204 [2023-11-29 01:12:37,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:12:37,160 INFO L225 Difference]: With dead ends: 1332 [2023-11-29 01:12:37,160 INFO L226 Difference]: Without dead ends: 980 [2023-11-29 01:12:37,161 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 424 GetRequests, 370 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 979 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=578, Invalid=2502, Unknown=0, NotChecked=0, Total=3080 [2023-11-29 01:12:37,162 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 576 mSDsluCounter, 807 mSDsCounter, 0 mSdLazyCounter, 783 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 576 SdHoareTripleChecker+Valid, 932 SdHoareTripleChecker+Invalid, 797 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2023-11-29 01:12:37,162 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [576 Valid, 932 Invalid, 797 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 783 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2023-11-29 01:12:37,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 980 states. [2023-11-29 01:12:37,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 980 to 746. [2023-11-29 01:12:37,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 746 states, 588 states have (on average 1.2755102040816326) internal successors, (750), 591 states have internal predecessors, (750), 119 states have call successors, (119), 38 states have call predecessors, (119), 38 states have return successors, (119), 116 states have call predecessors, (119), 119 states have call successors, (119) [2023-11-29 01:12:37,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 746 states and 988 transitions. [2023-11-29 01:12:37,276 INFO L78 Accepts]: Start accepts. Automaton has 746 states and 988 transitions. Word has length 204 [2023-11-29 01:12:37,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:12:37,276 INFO L495 AbstractCegarLoop]: Abstraction has 746 states and 988 transitions. [2023-11-29 01:12:37,277 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.0) internal successors, (52), 13 states have internal predecessors, (52), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-29 01:12:37,277 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 988 transitions. [2023-11-29 01:12:37,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-29 01:12:37,278 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:12:37,278 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:12:37,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-29 01:12:37,479 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:12:37,479 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:12:37,480 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:12:37,480 INFO L85 PathProgramCache]: Analyzing trace with hash 1187898631, now seen corresponding path program 1 times [2023-11-29 01:12:37,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:12:37,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033598200] [2023-11-29 01:12:37,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:12:37,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:12:37,508 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:12:37,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [489676501] [2023-11-29 01:12:37,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:12:37,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:12:37,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:12:37,510 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:12:37,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 01:12:37,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:12:37,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-29 01:12:37,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:12:39,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 868 proven. 252 refuted. 0 times theorem prover too weak. 740 trivial. 0 not checked. [2023-11-29 01:12:39,284 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:12:40,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 30 proven. 60 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-11-29 01:12:40,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:12:40,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033598200] [2023-11-29 01:12:40,154 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:12:40,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [489676501] [2023-11-29 01:12:40,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [489676501] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:12:40,154 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:12:40,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 11] total 30 [2023-11-29 01:12:40,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695322680] [2023-11-29 01:12:40,155 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:12:40,155 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2023-11-29 01:12:40,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:12:40,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2023-11-29 01:12:40,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=718, Unknown=0, NotChecked=0, Total=870 [2023-11-29 01:12:40,157 INFO L87 Difference]: Start difference. First operand 746 states and 988 transitions. Second operand has 30 states, 30 states have (on average 3.8333333333333335) internal successors, (115), 28 states have internal predecessors, (115), 7 states have call successors, (62), 6 states have call predecessors, (62), 9 states have return successors, (62), 7 states have call predecessors, (62), 7 states have call successors, (62) [2023-11-29 01:12:45,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:12:45,812 INFO L93 Difference]: Finished difference Result 2695 states and 3563 transitions. [2023-11-29 01:12:45,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2023-11-29 01:12:45,813 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 3.8333333333333335) internal successors, (115), 28 states have internal predecessors, (115), 7 states have call successors, (62), 6 states have call predecessors, (62), 9 states have return successors, (62), 7 states have call predecessors, (62), 7 states have call successors, (62) Word has length 204 [2023-11-29 01:12:45,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:12:45,821 INFO L225 Difference]: With dead ends: 2695 [2023-11-29 01:12:45,821 INFO L226 Difference]: Without dead ends: 2077 [2023-11-29 01:12:45,824 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 463 GetRequests, 384 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2080 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=1180, Invalid=5300, Unknown=0, NotChecked=0, Total=6480 [2023-11-29 01:12:45,825 INFO L413 NwaCegarLoop]: 184 mSDtfsCounter, 1376 mSDsluCounter, 1734 mSDsCounter, 0 mSdLazyCounter, 2055 mSolverCounterSat, 632 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1410 SdHoareTripleChecker+Valid, 1918 SdHoareTripleChecker+Invalid, 2687 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 632 IncrementalHoareTripleChecker+Valid, 2055 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-29 01:12:45,825 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1410 Valid, 1918 Invalid, 2687 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [632 Valid, 2055 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-29 01:12:45,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2077 states. [2023-11-29 01:12:45,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2077 to 863. [2023-11-29 01:12:45,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 863 states, 705 states have (on average 1.2822695035460994) internal successors, (904), 708 states have internal predecessors, (904), 119 states have call successors, (119), 38 states have call predecessors, (119), 38 states have return successors, (119), 116 states have call predecessors, (119), 119 states have call successors, (119) [2023-11-29 01:12:45,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 863 states and 1142 transitions. [2023-11-29 01:12:45,981 INFO L78 Accepts]: Start accepts. Automaton has 863 states and 1142 transitions. Word has length 204 [2023-11-29 01:12:45,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:12:45,982 INFO L495 AbstractCegarLoop]: Abstraction has 863 states and 1142 transitions. [2023-11-29 01:12:45,982 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 3.8333333333333335) internal successors, (115), 28 states have internal predecessors, (115), 7 states have call successors, (62), 6 states have call predecessors, (62), 9 states have return successors, (62), 7 states have call predecessors, (62), 7 states have call successors, (62) [2023-11-29 01:12:45,983 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1142 transitions. [2023-11-29 01:12:45,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-29 01:12:45,984 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:12:45,984 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:12:45,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-11-29 01:12:46,186 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-29 01:12:46,186 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:12:46,187 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:12:46,187 INFO L85 PathProgramCache]: Analyzing trace with hash -1901583558, now seen corresponding path program 1 times [2023-11-29 01:12:46,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:12:46,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408151008] [2023-11-29 01:12:46,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:12:46,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:12:46,217 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:12:46,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1600257454] [2023-11-29 01:12:46,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:12:46,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:12:46,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:12:46,219 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:12:46,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-29 01:12:46,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:12:46,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-29 01:12:46,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:12:48,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 650 proven. 342 refuted. 0 times theorem prover too weak. 868 trivial. 0 not checked. [2023-11-29 01:12:48,027 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:12:48,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-29 01:12:48,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:12:48,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408151008] [2023-11-29 01:12:48,702 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:12:48,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1600257454] [2023-11-29 01:12:48,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1600257454] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 01:12:48,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:12:48,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [21] total 26 [2023-11-29 01:12:48,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764406543] [2023-11-29 01:12:48,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:12:48,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:12:48,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:12:48,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:12:48,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=140, Invalid=510, Unknown=0, NotChecked=0, Total=650 [2023-11-29 01:12:48,704 INFO L87 Difference]: Start difference. First operand 863 states and 1142 transitions. Second operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-29 01:12:49,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:12:49,420 INFO L93 Difference]: Finished difference Result 2305 states and 3084 transitions. [2023-11-29 01:12:49,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 01:12:49,421 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 205 [2023-11-29 01:12:49,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:12:49,429 INFO L225 Difference]: With dead ends: 2305 [2023-11-29 01:12:49,429 INFO L226 Difference]: Without dead ends: 1576 [2023-11-29 01:12:49,431 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 413 GetRequests, 384 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 241 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=186, Invalid=744, Unknown=0, NotChecked=0, Total=930 [2023-11-29 01:12:49,431 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 305 mSDsluCounter, 462 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 305 SdHoareTripleChecker+Valid, 604 SdHoareTripleChecker+Invalid, 317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:12:49,432 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [305 Valid, 604 Invalid, 317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 01:12:49,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1576 states. [2023-11-29 01:12:49,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1576 to 1017. [2023-11-29 01:12:49,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1017 states, 859 states have (on average 1.308498253783469) internal successors, (1124), 862 states have internal predecessors, (1124), 119 states have call successors, (119), 38 states have call predecessors, (119), 38 states have return successors, (119), 116 states have call predecessors, (119), 119 states have call successors, (119) [2023-11-29 01:12:49,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 1017 states and 1362 transitions. [2023-11-29 01:12:49,647 INFO L78 Accepts]: Start accepts. Automaton has 1017 states and 1362 transitions. Word has length 205 [2023-11-29 01:12:49,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:12:49,648 INFO L495 AbstractCegarLoop]: Abstraction has 1017 states and 1362 transitions. [2023-11-29 01:12:49,648 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-29 01:12:49,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1362 transitions. [2023-11-29 01:12:49,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-29 01:12:49,650 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:12:49,650 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:12:49,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-11-29 01:12:49,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-11-29 01:12:49,851 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:12:49,851 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:12:49,851 INFO L85 PathProgramCache]: Analyzing trace with hash 1806577724, now seen corresponding path program 1 times [2023-11-29 01:12:49,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:12:49,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805770050] [2023-11-29 01:12:49,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:12:49,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:12:49,878 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:12:49,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [748934428] [2023-11-29 01:12:49,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:12:49,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:12:49,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:12:49,879 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:12:49,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-29 01:12:50,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:12:50,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 01:12:50,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:12:50,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-29 01:12:50,989 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:12:50,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:12:50,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805770050] [2023-11-29 01:12:50,989 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:12:50,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [748934428] [2023-11-29 01:12:50,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [748934428] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:12:50,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:12:50,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 01:12:50,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038395240] [2023-11-29 01:12:50,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:12:50,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 01:12:50,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:12:50,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 01:12:50,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:12:50,991 INFO L87 Difference]: Start difference. First operand 1017 states and 1362 transitions. Second operand has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-29 01:12:52,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:12:52,660 INFO L93 Difference]: Finished difference Result 2415 states and 3237 transitions. [2023-11-29 01:12:52,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-29 01:12:52,661 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 205 [2023-11-29 01:12:52,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:12:52,667 INFO L225 Difference]: With dead ends: 2415 [2023-11-29 01:12:52,667 INFO L226 Difference]: Without dead ends: 1549 [2023-11-29 01:12:52,668 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=69, Invalid=113, Unknown=0, NotChecked=0, Total=182 [2023-11-29 01:12:52,669 INFO L413 NwaCegarLoop]: 172 mSDtfsCounter, 312 mSDsluCounter, 529 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 312 SdHoareTripleChecker+Valid, 701 SdHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:12:52,669 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [312 Valid, 701 Invalid, 241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-29 01:12:52,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1549 states. [2023-11-29 01:12:52,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1549 to 1011. [2023-11-29 01:12:52,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1011 states, 853 states have (on average 1.3071512309495896) internal successors, (1115), 856 states have internal predecessors, (1115), 119 states have call successors, (119), 38 states have call predecessors, (119), 38 states have return successors, (119), 116 states have call predecessors, (119), 119 states have call successors, (119) [2023-11-29 01:12:52,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 1011 states and 1353 transitions. [2023-11-29 01:12:52,806 INFO L78 Accepts]: Start accepts. Automaton has 1011 states and 1353 transitions. Word has length 205 [2023-11-29 01:12:52,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:12:52,807 INFO L495 AbstractCegarLoop]: Abstraction has 1011 states and 1353 transitions. [2023-11-29 01:12:52,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-29 01:12:52,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1353 transitions. [2023-11-29 01:12:52,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-29 01:12:52,809 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:12:52,809 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:12:52,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2023-11-29 01:12:53,010 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-11-29 01:12:53,010 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:12:53,010 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:12:53,010 INFO L85 PathProgramCache]: Analyzing trace with hash 1575735288, now seen corresponding path program 1 times [2023-11-29 01:12:53,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:12:53,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035235219] [2023-11-29 01:12:53,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:12:53,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:12:53,029 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:12:53,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1557883115] [2023-11-29 01:12:53,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:12:53,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:12:53,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:12:53,030 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:12:53,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-29 01:12:53,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:12:53,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-29 01:12:53,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:12:55,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 670 proven. 321 refuted. 0 times theorem prover too weak. 869 trivial. 0 not checked. [2023-11-29 01:12:55,408 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:12:56,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-29 01:12:56,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:12:56,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035235219] [2023-11-29 01:12:56,034 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:12:56,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1557883115] [2023-11-29 01:12:56,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1557883115] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 01:12:56,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:12:56,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [24] total 29 [2023-11-29 01:12:56,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669262289] [2023-11-29 01:12:56,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:12:56,035 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:12:56,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:12:56,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:12:56,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=641, Unknown=0, NotChecked=0, Total=812 [2023-11-29 01:12:56,036 INFO L87 Difference]: Start difference. First operand 1011 states and 1353 transitions. Second operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-29 01:12:56,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:12:56,850 INFO L93 Difference]: Finished difference Result 2453 states and 3292 transitions. [2023-11-29 01:12:56,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 01:12:56,851 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 205 [2023-11-29 01:12:56,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:12:56,857 INFO L225 Difference]: With dead ends: 2453 [2023-11-29 01:12:56,857 INFO L226 Difference]: Without dead ends: 1593 [2023-11-29 01:12:56,859 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 413 GetRequests, 381 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 297 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=216, Invalid=906, Unknown=0, NotChecked=0, Total=1122 [2023-11-29 01:12:56,859 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 283 mSDsluCounter, 541 mSDsCounter, 0 mSdLazyCounter, 415 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 283 SdHoareTripleChecker+Valid, 684 SdHoareTripleChecker+Invalid, 416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-29 01:12:56,860 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [283 Valid, 684 Invalid, 416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 415 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-29 01:12:56,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1593 states. [2023-11-29 01:12:56,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1593 to 1000. [2023-11-29 01:12:56,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1000 states, 842 states have (on average 1.309976247030879) internal successors, (1103), 845 states have internal predecessors, (1103), 119 states have call successors, (119), 38 states have call predecessors, (119), 38 states have return successors, (119), 116 states have call predecessors, (119), 119 states have call successors, (119) [2023-11-29 01:12:56,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 1000 states and 1341 transitions. [2023-11-29 01:12:56,994 INFO L78 Accepts]: Start accepts. Automaton has 1000 states and 1341 transitions. Word has length 205 [2023-11-29 01:12:56,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:12:56,994 INFO L495 AbstractCegarLoop]: Abstraction has 1000 states and 1341 transitions. [2023-11-29 01:12:56,994 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-29 01:12:56,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1341 transitions. [2023-11-29 01:12:56,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-29 01:12:56,995 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:12:56,996 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:12:57,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2023-11-29 01:12:57,196 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-29 01:12:57,196 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:12:57,197 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:12:57,197 INFO L85 PathProgramCache]: Analyzing trace with hash 988929274, now seen corresponding path program 1 times [2023-11-29 01:12:57,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:12:57,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25181884] [2023-11-29 01:12:57,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:12:57,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:12:57,224 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:12:57,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [397326364] [2023-11-29 01:12:57,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:12:57,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:12:57,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:12:57,225 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:12:57,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-29 01:12:57,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:12:57,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-29 01:12:57,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:13:00,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 454 proven. 78 refuted. 0 times theorem prover too weak. 1328 trivial. 0 not checked. [2023-11-29 01:13:00,284 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:13:02,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-29 01:13:02,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:13:02,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25181884] [2023-11-29 01:13:02,080 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:13:02,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [397326364] [2023-11-29 01:13:02,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [397326364] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 01:13:02,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:13:02,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [15] total 23 [2023-11-29 01:13:02,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935993971] [2023-11-29 01:13:02,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:13:02,081 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-29 01:13:02,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:13:02,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-29 01:13:02,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=379, Unknown=0, NotChecked=0, Total=506 [2023-11-29 01:13:02,082 INFO L87 Difference]: Start difference. First operand 1000 states and 1341 transitions. Second operand has 11 states, 11 states have (on average 4.818181818181818) internal successors, (53), 11 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-29 01:13:07,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:13:07,851 INFO L93 Difference]: Finished difference Result 2582 states and 3478 transitions. [2023-11-29 01:13:07,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-11-29 01:13:07,851 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.818181818181818) internal successors, (53), 11 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 205 [2023-11-29 01:13:07,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:13:07,858 INFO L225 Difference]: With dead ends: 2582 [2023-11-29 01:13:07,858 INFO L226 Difference]: Without dead ends: 1733 [2023-11-29 01:13:07,859 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 423 GetRequests, 387 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 342 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=288, Invalid=1118, Unknown=0, NotChecked=0, Total=1406 [2023-11-29 01:13:07,860 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 493 mSDsluCounter, 621 mSDsCounter, 0 mSdLazyCounter, 599 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 493 SdHoareTripleChecker+Valid, 774 SdHoareTripleChecker+Invalid, 605 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:13:07,860 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [493 Valid, 774 Invalid, 605 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 599 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2023-11-29 01:13:07,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1733 states. [2023-11-29 01:13:08,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1733 to 880. [2023-11-29 01:13:08,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 880 states, 722 states have (on average 1.2797783933518005) internal successors, (924), 725 states have internal predecessors, (924), 119 states have call successors, (119), 38 states have call predecessors, (119), 38 states have return successors, (119), 116 states have call predecessors, (119), 119 states have call successors, (119) [2023-11-29 01:13:08,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 880 states and 1162 transitions. [2023-11-29 01:13:08,039 INFO L78 Accepts]: Start accepts. Automaton has 880 states and 1162 transitions. Word has length 205 [2023-11-29 01:13:08,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:13:08,040 INFO L495 AbstractCegarLoop]: Abstraction has 880 states and 1162 transitions. [2023-11-29 01:13:08,040 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.818181818181818) internal successors, (53), 11 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-29 01:13:08,040 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1162 transitions. [2023-11-29 01:13:08,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-29 01:13:08,041 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:13:08,041 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:13:08,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2023-11-29 01:13:08,242 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-29 01:13:08,242 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:13:08,242 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:13:08,242 INFO L85 PathProgramCache]: Analyzing trace with hash -906872498, now seen corresponding path program 1 times [2023-11-29 01:13:08,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:13:08,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351309654] [2023-11-29 01:13:08,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:13:08,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:13:08,264 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:13:08,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1450555511] [2023-11-29 01:13:08,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:13:08,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:13:08,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:13:08,265 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:13:08,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-29 01:13:08,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 01:13:08,415 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 01:13:08,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 01:13:08,591 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 01:13:08,591 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 01:13:08,591 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 01:13:08,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2023-11-29 01:13:08,793 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-11-29 01:13:08,796 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:13:08,799 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 01:13:08,903 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-29 01:13:08,908 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated [2023-11-29 01:13:08,908 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet23 could not be translated [2023-11-29 01:13:08,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated [2023-11-29 01:13:08,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet23 could not be translated [2023-11-29 01:13:08,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated [2023-11-29 01:13:08,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated [2023-11-29 01:13:08,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated [2023-11-29 01:13:08,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet23 could not be translated [2023-11-29 01:13:08,937 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 01:13:08 BoogieIcfgContainer [2023-11-29 01:13:08,937 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 01:13:08,938 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 01:13:08,938 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 01:13:08,938 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 01:13:08,938 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:11:50" (3/4) ... [2023-11-29 01:13:08,940 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 01:13:08,941 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 01:13:08,942 INFO L158 Benchmark]: Toolchain (without parser) took 80024.63ms. Allocated memory was 159.4MB in the beginning and 283.1MB in the end (delta: 123.7MB). Free memory was 119.8MB in the beginning and 166.5MB in the end (delta: -46.7MB). Peak memory consumption was 77.0MB. Max. memory is 16.1GB. [2023-11-29 01:13:08,942 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 107.0MB. Free memory was 80.6MB in the beginning and 80.5MB in the end (delta: 90.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:13:08,942 INFO L158 Benchmark]: CACSL2BoogieTranslator took 349.35ms. Allocated memory is still 159.4MB. Free memory was 119.8MB in the beginning and 103.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 01:13:08,943 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.81ms. Allocated memory is still 159.4MB. Free memory was 103.0MB in the beginning and 97.2MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 01:13:08,943 INFO L158 Benchmark]: Boogie Preprocessor took 82.99ms. Allocated memory is still 159.4MB. Free memory was 97.2MB in the beginning and 88.3MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-29 01:13:08,943 INFO L158 Benchmark]: RCFGBuilder took 636.46ms. Allocated memory is still 159.4MB. Free memory was 88.3MB in the beginning and 94.8MB in the end (delta: -6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-29 01:13:08,944 INFO L158 Benchmark]: TraceAbstraction took 78881.63ms. Allocated memory was 159.4MB in the beginning and 283.1MB in the end (delta: 123.7MB). Free memory was 93.6MB in the beginning and 166.5MB in the end (delta: -72.8MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. [2023-11-29 01:13:08,944 INFO L158 Benchmark]: Witness Printer took 3.43ms. Allocated memory is still 283.1MB. Free memory is still 166.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:13:08,946 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 107.0MB. Free memory was 80.6MB in the beginning and 80.5MB in the end (delta: 90.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 349.35ms. Allocated memory is still 159.4MB. Free memory was 119.8MB in the beginning and 103.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.81ms. Allocated memory is still 159.4MB. Free memory was 103.0MB in the beginning and 97.2MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.99ms. Allocated memory is still 159.4MB. Free memory was 97.2MB in the beginning and 88.3MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 636.46ms. Allocated memory is still 159.4MB. Free memory was 88.3MB in the beginning and 94.8MB in the end (delta: -6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 78881.63ms. Allocated memory was 159.4MB in the beginning and 283.1MB in the end (delta: 123.7MB). Free memory was 93.6MB in the beginning and 166.5MB in the end (delta: -72.8MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. * Witness Printer took 3.43ms. Allocated memory is still 283.1MB. Free memory is still 166.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet23 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet23 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet23 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 199, overapproximation of bitwiseOr at line 199, overapproximation of someBinaryDOUBLEComparisonOperation at line 199, overapproximation of someBinaryArithmeticFLOAToperation at line 75, overapproximation of someUnaryFLOAToperation at line 106. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 4; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 1; [L25] unsigned char var_1_5 = 100; [L26] unsigned char var_1_6 = 1; [L27] unsigned short int var_1_7 = 0; [L28] unsigned short int var_1_8 = 21062; [L29] signed long int var_1_9 = -4; [L30] unsigned long int var_1_10 = 256; [L31] unsigned long int var_1_11 = 2706779013; [L32] float var_1_13 = 25.1; [L33] float var_1_15 = 9.25; [L34] float var_1_16 = 0.8; [L35] float var_1_17 = 9.75; [L36] signed long int var_1_18 = 10; [L37] signed long int var_1_19 = 2050467977; [L38] unsigned short int var_1_20 = 1; [L39] unsigned short int var_1_21 = 63087; [L40] unsigned char var_1_22 = 1; [L41] double var_1_23 = 25.3; [L42] double var_1_24 = 999.1; [L43] unsigned char var_1_25 = 5; [L44] unsigned char var_1_26 = 200; [L45] unsigned char var_1_27 = 32; [L46] unsigned char var_1_28 = 4; [L47] unsigned char var_1_29 = 100; [L48] unsigned char var_1_30 = 2; [L49] unsigned char var_1_31 = 0; [L50] unsigned char var_1_32 = 5; [L51] float var_1_33 = 0.8; [L52] unsigned short int last_1_var_1_20 = 1; [L53] unsigned char last_1_var_1_22 = 1; [L203] isInitial = 1 [L204] FCALL initially() [L205] COND TRUE 1 [L206] CALL updateLastVariables() [L195] last_1_var_1_20 = var_1_20 [L196] last_1_var_1_22 = var_1_22 [L206] RET updateLastVariables() [L207] CALL updateVariables() [L145] var_1_2 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L146] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L147] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L147] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L148] var_1_3 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L149] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L150] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L150] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L151] var_1_5 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_5 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L152] RET assume_abort_if_not(var_1_5 >= 64) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L153] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L153] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L154] var_1_6 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_7=0, var_1_8=21062, var_1_9=-4] [L155] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_7=0, var_1_8=21062, var_1_9=-4] [L156] CALL assume_abort_if_not(var_1_6 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=21062, var_1_9=-4] [L156] RET assume_abort_if_not(var_1_6 <= 64) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=21062, var_1_9=-4] [L157] var_1_8 = __VERIFIER_nondet_ushort() [L158] CALL assume_abort_if_not(var_1_8 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L158] RET assume_abort_if_not(var_1_8 >= 16383) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L159] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L159] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L160] var_1_11 = __VERIFIER_nondet_ulong() [L161] CALL assume_abort_if_not(var_1_11 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L161] RET assume_abort_if_not(var_1_11 >= 2147483647) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L162] CALL assume_abort_if_not(var_1_11 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L162] RET assume_abort_if_not(var_1_11 <= 4294967294) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L163] var_1_15 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L164] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L165] var_1_16 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L166] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L167] var_1_17 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L168] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L169] var_1_19 = __VERIFIER_nondet_long() [L170] CALL assume_abort_if_not(var_1_19 >= 1610612734) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L170] RET assume_abort_if_not(var_1_19 >= 1610612734) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L171] CALL assume_abort_if_not(var_1_19 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L171] RET assume_abort_if_not(var_1_19 <= 2147483646) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L172] var_1_21 = __VERIFIER_nondet_ushort() [L173] CALL assume_abort_if_not(var_1_21 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L173] RET assume_abort_if_not(var_1_21 >= 32767) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L174] CALL assume_abort_if_not(var_1_21 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L174] RET assume_abort_if_not(var_1_21 <= 65534) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L175] var_1_26 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_26 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L176] RET assume_abort_if_not(var_1_26 >= 190) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L177] CALL assume_abort_if_not(var_1_26 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L177] RET assume_abort_if_not(var_1_26 <= 254) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L178] var_1_27 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_27 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L179] RET assume_abort_if_not(var_1_27 >= 31) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L180] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L180] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L181] var_1_28 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L182] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L183] CALL assume_abort_if_not(var_1_28 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L183] RET assume_abort_if_not(var_1_28 <= 31) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L184] var_1_29 = __VERIFIER_nondet_uchar() [L185] CALL assume_abort_if_not(var_1_29 >= 95) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L185] RET assume_abort_if_not(var_1_29 >= 95) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L186] CALL assume_abort_if_not(var_1_29 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L186] RET assume_abort_if_not(var_1_29 <= 127) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L187] var_1_30 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L188] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L189] CALL assume_abort_if_not(var_1_30 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L189] RET assume_abort_if_not(var_1_30 <= 32) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L190] var_1_31 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L191] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L192] CALL assume_abort_if_not(var_1_31 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L192] RET assume_abort_if_not(var_1_31 <= 63) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L207] RET updateVariables() [L208] CALL step() [L57] unsigned char stepLocal_10 = last_1_var_1_22; [L58] signed long int stepLocal_9 = last_1_var_1_20; VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_10=1, stepLocal_9=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L59] COND TRUE last_1_var_1_22 || stepLocal_10 VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_10=1, stepLocal_9=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L60] COND TRUE \read(last_1_var_1_22) [L61] var_1_25 = var_1_5 VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_10=1, stepLocal_9=1, var_1_10=256, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L72] var_1_10 = (var_1_11 - last_1_var_1_20) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_10=1, stepLocal_9=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L73] EXPR var_1_10 ^ var_1_25 VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_10=1, stepLocal_9=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L73] unsigned long int stepLocal_4 = var_1_10 ^ var_1_25; [L74] COND TRUE var_1_6 >= stepLocal_4 [L75] var_1_13 = ((((var_1_15) > ((var_1_16 - var_1_17))) ? (var_1_15) : ((var_1_16 - var_1_17)))) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_10=1, stepLocal_4=0, stepLocal_9=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=2, var_1_15=2, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L77] COND TRUE ! (var_1_2 && var_1_3) [L78] var_1_22 = ((var_1_21 > var_1_11) && (! 1)) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_10=1, stepLocal_4=0, stepLocal_9=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=2, var_1_15=2, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=0, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L80] var_1_32 = var_1_5 [L81] var_1_33 = var_1_15 [L82] unsigned char stepLocal_1 = var_1_22; [L83] unsigned char stepLocal_0 = var_1_25; VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_10=1, stepLocal_1=0, stepLocal_4=0, stepLocal_9=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=2, var_1_15=2, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=0, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L84] COND FALSE !(var_1_22 || stepLocal_1) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_10=1, stepLocal_1=0, stepLocal_4=0, stepLocal_9=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=2, var_1_15=2, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=0, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L89] unsigned long int stepLocal_3 = var_1_10; VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_10=1, stepLocal_1=0, stepLocal_3=2147483646, stepLocal_4=0, stepLocal_9=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=2, var_1_15=2, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=0, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L90] COND TRUE var_1_25 <= stepLocal_3 [L91] var_1_9 = var_1_25 VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_10=1, stepLocal_1=0, stepLocal_3=2147483646, stepLocal_4=0, stepLocal_9=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=2, var_1_15=2, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=0, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L93] unsigned long int stepLocal_5 = (3451179663u - var_1_6) * var_1_8; VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_10=1, stepLocal_1=0, stepLocal_3=2147483646, stepLocal_4=0, stepLocal_5=1726934385, stepLocal_9=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=2, var_1_15=2, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=0, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L94] COND FALSE !(\read(var_1_22)) [L99] var_1_18 = ((((var_1_8) > (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))))) ? (var_1_8) : (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))))) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_10=1, stepLocal_1=0, stepLocal_3=2147483646, stepLocal_4=0, stepLocal_5=1726934385, stepLocal_9=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=2, var_1_15=2, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=0, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L101] signed long int stepLocal_2 = var_1_18; VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_10=1, stepLocal_1=0, stepLocal_2=16383, stepLocal_3=2147483646, stepLocal_4=0, stepLocal_5=1726934385, stepLocal_9=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=2, var_1_15=2, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=0, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L102] COND FALSE !((var_1_6 / var_1_5) > stepLocal_2) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_10=1, stepLocal_1=0, stepLocal_2=16383, stepLocal_3=2147483646, stepLocal_4=0, stepLocal_5=1726934385, stepLocal_9=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=2, var_1_15=2, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=0, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L105] COND TRUE ((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))) >= var_1_6 [L106] var_1_23 = ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) < (var_1_16)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_16))) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_10=1, stepLocal_1=0, stepLocal_2=16383, stepLocal_3=2147483646, stepLocal_4=0, stepLocal_5=1726934385, stepLocal_9=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=2, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=0, var_1_23=3, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L114] signed long int stepLocal_7 = 4; [L115] unsigned long int stepLocal_6 = var_1_10; VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_10=1, stepLocal_1=0, stepLocal_2=16383, stepLocal_3=2147483646, stepLocal_4=0, stepLocal_5=1726934385, stepLocal_6=2147483646, stepLocal_7=4, stepLocal_9=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=2, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=65534, var_1_22=0, var_1_23=3, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L116] COND TRUE var_1_7 < stepLocal_6 [L117] var_1_20 = ((var_1_5 + ((((var_1_7) > (var_1_6)) ? (var_1_7) : (var_1_6)))) + 16) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_10=1, stepLocal_1=0, stepLocal_2=16383, stepLocal_3=2147483646, stepLocal_4=0, stepLocal_5=1726934385, stepLocal_6=2147483646, stepLocal_7=4, stepLocal_9=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=2, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=80, var_1_21=65534, var_1_22=0, var_1_23=3, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L129] unsigned short int stepLocal_8 = var_1_20; VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_10=1, stepLocal_1=0, stepLocal_2=16383, stepLocal_3=2147483646, stepLocal_4=0, stepLocal_5=1726934385, stepLocal_6=2147483646, stepLocal_7=4, stepLocal_8=80, stepLocal_9=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=2, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=80, var_1_21=65534, var_1_22=0, var_1_23=3, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L130] COND FALSE !(stepLocal_8 > var_1_18) [L141] var_1_24 = var_1_16 VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_10=1, stepLocal_1=0, stepLocal_2=16383, stepLocal_3=2147483646, stepLocal_4=0, stepLocal_5=1726934385, stepLocal_6=2147483646, stepLocal_7=4, stepLocal_8=80, stepLocal_9=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=2, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=80, var_1_21=65534, var_1_22=0, var_1_23=3, var_1_24=4, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L208] RET step() [L209] CALL, EXPR property() [L199] EXPR (((((var_1_22 || var_1_22) ? ((var_1_25 == ((64 + var_1_5) - (var_1_6 + 10))) ? (var_1_1 == ((signed short int) var_1_25)) : 1) : 1) && (((var_1_6 / var_1_5) > var_1_18) ? (var_1_7 == ((unsigned short int) ((var_1_8 - var_1_5) + var_1_6))) : 1)) && ((var_1_25 <= var_1_10) ? (var_1_9 == ((signed long int) var_1_25)) : 1)) && (var_1_10 == ((unsigned long int) (var_1_11 - last_1_var_1_20)))) && ((var_1_6 >= (var_1_10 ^ var_1_25)) ? (var_1_13 == ((float) ((((var_1_15) > ((var_1_16 - var_1_17))) ? (var_1_15) : ((var_1_16 - var_1_17)))))) : 1) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=2, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=80, var_1_21=65534, var_1_22=0, var_1_23=3, var_1_24=4, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L199] EXPR var_1_10 ^ var_1_25 VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=2, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=80, var_1_21=65534, var_1_22=0, var_1_23=3, var_1_24=4, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L199] EXPR (((((var_1_22 || var_1_22) ? ((var_1_25 == ((64 + var_1_5) - (var_1_6 + 10))) ? (var_1_1 == ((signed short int) var_1_25)) : 1) : 1) && (((var_1_6 / var_1_5) > var_1_18) ? (var_1_7 == ((unsigned short int) ((var_1_8 - var_1_5) + var_1_6))) : 1)) && ((var_1_25 <= var_1_10) ? (var_1_9 == ((signed long int) var_1_25)) : 1)) && (var_1_10 == ((unsigned long int) (var_1_11 - last_1_var_1_20)))) && ((var_1_6 >= (var_1_10 ^ var_1_25)) ? (var_1_13 == ((float) ((((var_1_15) > ((var_1_16 - var_1_17))) ? (var_1_15) : ((var_1_16 - var_1_17)))))) : 1) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=2, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=80, var_1_21=65534, var_1_22=0, var_1_23=3, var_1_24=4, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L199] EXPR (((((((((((var_1_22 || var_1_22) ? ((var_1_25 == ((64 + var_1_5) - (var_1_6 + 10))) ? (var_1_1 == ((signed short int) var_1_25)) : 1) : 1) && (((var_1_6 / var_1_5) > var_1_18) ? (var_1_7 == ((unsigned short int) ((var_1_8 - var_1_5) + var_1_6))) : 1)) && ((var_1_25 <= var_1_10) ? (var_1_9 == ((signed long int) var_1_25)) : 1)) && (var_1_10 == ((unsigned long int) (var_1_11 - last_1_var_1_20)))) && ((var_1_6 >= (var_1_10 ^ var_1_25)) ? (var_1_13 == ((float) ((((var_1_15) > ((var_1_16 - var_1_17))) ? (var_1_15) : ((var_1_16 - var_1_17)))))) : 1)) && (var_1_22 ? ((var_1_9 != ((3451179663u - var_1_6) * var_1_8)) ? (var_1_18 == ((signed long int) (var_1_25 - ((var_1_19 - var_1_10) - var_1_6)))) : 1) : (var_1_18 == ((signed long int) ((((var_1_8) > (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))))) ? (var_1_8) : (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))))))))) && ((var_1_7 < var_1_10) ? (var_1_20 == ((unsigned short int) ((var_1_5 + ((((var_1_7) > (var_1_6)) ? (var_1_7) : (var_1_6)))) + 16))) : (var_1_22 ? ((4 >= var_1_32) ? (var_1_20 == ((unsigned short int) ((((var_1_21 - (var_1_8 - 16)) < 0 ) ? -(var_1_21 - (var_1_8 - 16)) : (var_1_21 - (var_1_8 - 16)))))) : (var_1_20 == ((unsigned short int) var_1_8))) : (var_1_20 == ((unsigned short int) var_1_6))))) && ((! (var_1_2 && var_1_3)) ? (var_1_22 == ((unsigned char) ((var_1_21 > var_1_11) && (! 1)))) : 1)) && ((((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))) >= var_1_6) ? (var_1_23 == ((double) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) < (var_1_16)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_16))))) : ((var_1_5 <= var_1_7) ? (var_1_23 == ((double) var_1_15)) : (var_1_23 == ((double) var_1_17))))) && ((var_1_20 > var_1_18) ? ((! var_1_22) ? (var_1_24 == ((double) (((((var_1_17 - var_1_16)) > (var_1_15)) ? ((var_1_17 - var_1_16)) : (var_1_15))))) : ((! (var_1_9 <= var_1_20)) ? (var_1_24 == ((double) 9.8)) : (var_1_24 == ((double) var_1_15)))) : (var_1_24 == ((double) var_1_16)))) && ((last_1_var_1_22 || last_1_var_1_22) ? (last_1_var_1_22 ? (var_1_25 == ((unsigned char) var_1_5)) : ((last_1_var_1_20 < (1u * (100u >> var_1_6))) ? (var_1_25 == ((unsigned char) var_1_6)) : (var_1_25 == ((unsigned char) var_1_5)))) : (var_1_25 == ((unsigned char) ((var_1_26 - (var_1_27 - var_1_28)) - ((var_1_29 - var_1_30) - var_1_31))))) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=2, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=80, var_1_21=65534, var_1_22=0, var_1_23=3, var_1_24=4, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L199-L200] return (((((((((((((var_1_22 || var_1_22) ? ((var_1_25 == ((64 + var_1_5) - (var_1_6 + 10))) ? (var_1_1 == ((signed short int) var_1_25)) : 1) : 1) && (((var_1_6 / var_1_5) > var_1_18) ? (var_1_7 == ((unsigned short int) ((var_1_8 - var_1_5) + var_1_6))) : 1)) && ((var_1_25 <= var_1_10) ? (var_1_9 == ((signed long int) var_1_25)) : 1)) && (var_1_10 == ((unsigned long int) (var_1_11 - last_1_var_1_20)))) && ((var_1_6 >= (var_1_10 ^ var_1_25)) ? (var_1_13 == ((float) ((((var_1_15) > ((var_1_16 - var_1_17))) ? (var_1_15) : ((var_1_16 - var_1_17)))))) : 1)) && (var_1_22 ? ((var_1_9 != ((3451179663u - var_1_6) * var_1_8)) ? (var_1_18 == ((signed long int) (var_1_25 - ((var_1_19 - var_1_10) - var_1_6)))) : 1) : (var_1_18 == ((signed long int) ((((var_1_8) > (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))))) ? (var_1_8) : (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))))))))) && ((var_1_7 < var_1_10) ? (var_1_20 == ((unsigned short int) ((var_1_5 + ((((var_1_7) > (var_1_6)) ? (var_1_7) : (var_1_6)))) + 16))) : (var_1_22 ? ((4 >= var_1_32) ? (var_1_20 == ((unsigned short int) ((((var_1_21 - (var_1_8 - 16)) < 0 ) ? -(var_1_21 - (var_1_8 - 16)) : (var_1_21 - (var_1_8 - 16)))))) : (var_1_20 == ((unsigned short int) var_1_8))) : (var_1_20 == ((unsigned short int) var_1_6))))) && ((! (var_1_2 && var_1_3)) ? (var_1_22 == ((unsigned char) ((var_1_21 > var_1_11) && (! 1)))) : 1)) && ((((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))) >= var_1_6) ? (var_1_23 == ((double) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) < (var_1_16)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_16))))) : ((var_1_5 <= var_1_7) ? (var_1_23 == ((double) var_1_15)) : (var_1_23 == ((double) var_1_17))))) && ((var_1_20 > var_1_18) ? ((! var_1_22) ? (var_1_24 == ((double) (((((var_1_17 - var_1_16)) > (var_1_15)) ? ((var_1_17 - var_1_16)) : (var_1_15))))) : ((! (var_1_9 <= var_1_20)) ? (var_1_24 == ((double) 9.8)) : (var_1_24 == ((double) var_1_15)))) : (var_1_24 == ((double) var_1_16)))) && ((last_1_var_1_22 || last_1_var_1_22) ? (last_1_var_1_22 ? (var_1_25 == ((unsigned char) var_1_5)) : ((last_1_var_1_20 < (1u * (100u >> var_1_6))) ? (var_1_25 == ((unsigned char) var_1_6)) : (var_1_25 == ((unsigned char) var_1_5)))) : (var_1_25 == ((unsigned char) ((var_1_26 - (var_1_27 - var_1_28)) - ((var_1_29 - var_1_30) - var_1_31)))))) && (var_1_32 == ((unsigned char) var_1_5))) && (var_1_33 == ((float) var_1_15)) ; [L209] RET, EXPR property() [L209] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=2, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=80, var_1_21=65534, var_1_22=0, var_1_23=3, var_1_24=4, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=2147483646, var_1_11=2147483647, var_1_13=2, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=80, var_1_21=65534, var_1_22=0, var_1_23=3, var_1_24=4, var_1_25=64, var_1_26=190, var_1_27=63, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=32, var_1_31=63, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 106 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 78.7s, OverallIterations: 15, TraceHistogramMax: 31, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 41.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8052 SdHoareTripleChecker+Valid, 21.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7977 mSDsluCounter, 11857 SdHoareTripleChecker+Invalid, 19.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9417 mSDsCounter, 2479 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10484 IncrementalHoareTripleChecker+Invalid, 12963 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2479 mSolverCounterUnsat, 2440 mSDtfsCounter, 10484 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4930 GetRequests, 4446 SyntacticMatches, 0 SemanticMatches, 484 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8482 ImplicationChecksByTransitivity, 24.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1017occurred in iteration=11, InterpolantAutomatonStates: 344, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 14 MinimizatonAttempts, 5998 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 28.4s InterpolantComputationTime, 3249 NumberOfCodeBlocks, 3249 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 4652 ConstructedInterpolants, 0 QuantifiedInterpolants, 49728 SizeOfPredicates, 162 NumberOfNonLiveVariables, 6564 ConjunctsInSsa, 323 ConjunctsInUnsatCore, 23 InterpolantComputations, 9 PerfectInterpolantSequences, 40383/42780 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-29 01:13:09,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/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_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/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_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/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 e22f36fcb48e37029a5451272d2b65f2136f0249698c819249f45360edf16ac5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:13:10,857 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:13:10,925 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 01:13:10,930 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:13:10,931 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:13:10,957 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:13:10,957 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:13:10,958 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:13:10,958 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:13:10,959 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:13:10,960 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:13:10,960 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:13:10,961 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:13:10,962 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:13:10,962 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:13:10,963 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:13:10,964 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:13:10,964 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:13:10,965 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:13:10,965 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:13:10,966 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:13:10,966 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:13:10,967 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:13:10,967 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 01:13:10,967 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 01:13:10,968 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 01:13:10,968 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:13:10,968 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:13:10,969 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:13:10,969 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:13:10,969 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:13:10,970 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:13:10,970 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:13:10,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:13:10,971 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:13:10,971 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:13:10,971 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:13:10,971 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 01:13:10,972 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 01:13:10,972 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:13:10,972 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:13:10,972 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:13:10,972 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:13:10,973 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:13:10,973 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 01:13:10,973 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_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e22f36fcb48e37029a5451272d2b65f2136f0249698c819249f45360edf16ac5 [2023-11-29 01:13:11,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:13:11,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:13:11,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:13:11,276 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:13:11,277 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:13:11,278 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i [2023-11-29 01:13:14,021 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:13:14,244 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:13:14,245 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i [2023-11-29 01:13:14,256 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/data/d91f74ba4/f166c747e08246edb2698cfbbcbb0028/FLAGd74226123 [2023-11-29 01:13:14,268 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/data/d91f74ba4/f166c747e08246edb2698cfbbcbb0028 [2023-11-29 01:13:14,270 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:13:14,272 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:13:14,273 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:13:14,273 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:13:14,279 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:13:14,280 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:13:14" (1/1) ... [2023-11-29 01:13:14,280 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2afbefc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:13:14, skipping insertion in model container [2023-11-29 01:13:14,281 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:13:14" (1/1) ... [2023-11-29 01:13:14,312 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:13:14,438 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i[916,929] [2023-11-29 01:13:14,514 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:13:14,529 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:13:14,540 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_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i[916,929] [2023-11-29 01:13:14,583 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:13:14,610 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:13:14,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:13:14 WrapperNode [2023-11-29 01:13:14,611 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:13:14,613 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:13:14,613 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:13:14,613 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:13:14,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:13:14" (1/1) ... [2023-11-29 01:13:14,632 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:13:14" (1/1) ... [2023-11-29 01:13:14,665 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 205 [2023-11-29 01:13:14,666 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:13:14,666 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:13:14,667 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:13:14,667 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:13:14,678 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:13:14" (1/1) ... [2023-11-29 01:13:14,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:13:14" (1/1) ... [2023-11-29 01:13:14,685 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:13:14" (1/1) ... [2023-11-29 01:13:14,700 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 01:13:14,700 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:13:14" (1/1) ... [2023-11-29 01:13:14,701 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:13:14" (1/1) ... [2023-11-29 01:13:14,715 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:13:14" (1/1) ... [2023-11-29 01:13:14,719 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:13:14" (1/1) ... [2023-11-29 01:13:14,723 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:13:14" (1/1) ... [2023-11-29 01:13:14,726 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:13:14" (1/1) ... [2023-11-29 01:13:14,732 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:13:14,733 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:13:14,733 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:13:14,733 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:13:14,734 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:13:14" (1/1) ... [2023-11-29 01:13:14,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:13:14,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:13:14,765 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:13:14,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:13:14,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:13:14,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 01:13:14,799 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:13:14,799 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:13:14,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:13:14,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:13:14,892 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:13:14,896 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:13:17,973 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:13:18,022 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:13:18,022 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 01:13:18,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:13:18 BoogieIcfgContainer [2023-11-29 01:13:18,023 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:13:18,025 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:13:18,025 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:13:18,029 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:13:18,029 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:13:14" (1/3) ... [2023-11-29 01:13:18,030 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@112f2079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:13:18, skipping insertion in model container [2023-11-29 01:13:18,030 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:13:14" (2/3) ... [2023-11-29 01:13:18,030 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@112f2079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:13:18, skipping insertion in model container [2023-11-29 01:13:18,030 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:13:18" (3/3) ... [2023-11-29 01:13:18,032 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-20.i [2023-11-29 01:13:18,050 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:13:18,051 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 01:13:18,100 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:13:18,107 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;@4f93838c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:13:18,107 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 01:13:18,112 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-29 01:13:18,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-29 01:13:18,129 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:13:18,130 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:13:18,130 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:13:18,134 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:13:18,135 INFO L85 PathProgramCache]: Analyzing trace with hash 106418300, now seen corresponding path program 1 times [2023-11-29 01:13:18,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:13:18,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1977213133] [2023-11-29 01:13:18,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:13:18,150 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:13:18,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:13:18,152 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:13:18,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-29 01:13:18,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:13:18,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:13:18,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:13:19,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-29 01:13:19,313 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:13:19,314 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:13:19,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1977213133] [2023-11-29 01:13:19,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1977213133] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:13:19,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:13:19,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:13:19,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519216479] [2023-11-29 01:13:19,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:13:19,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:13:19,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:13:19,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:13:19,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:13:19,346 INFO L87 Difference]: Start difference. First operand has 87 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-29 01:13:21,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:13:23,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:13:25,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:13:25,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:13:25,812 INFO L93 Difference]: Finished difference Result 280 states and 516 transitions. [2023-11-29 01:13:25,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:13:25,842 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 194 [2023-11-29 01:13:25,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:13:25,852 INFO L225 Difference]: With dead ends: 280 [2023-11-29 01:13:25,852 INFO L226 Difference]: Without dead ends: 194 [2023-11-29 01:13:25,855 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:13:25,857 INFO L413 NwaCegarLoop]: 157 mSDtfsCounter, 108 mSDsluCounter, 247 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:13:25,858 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 404 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 6.4s Time] [2023-11-29 01:13:25,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2023-11-29 01:13:25,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 166. [2023-11-29 01:13:25,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 101 states have (on average 1.3267326732673268) internal successors, (134), 101 states have internal predecessors, (134), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-29 01:13:25,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 258 transitions. [2023-11-29 01:13:25,917 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 258 transitions. Word has length 194 [2023-11-29 01:13:25,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:13:25,919 INFO L495 AbstractCegarLoop]: Abstraction has 166 states and 258 transitions. [2023-11-29 01:13:25,919 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-29 01:13:25,919 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 258 transitions. [2023-11-29 01:13:25,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-11-29 01:13:25,924 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:13:25,925 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:13:25,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/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 01:13:26,128 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/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 01:13:26,128 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:13:26,129 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:13:26,129 INFO L85 PathProgramCache]: Analyzing trace with hash 498754453, now seen corresponding path program 1 times [2023-11-29 01:13:26,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:13:26,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1924358383] [2023-11-29 01:13:26,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:13:26,131 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:13:26,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:13:26,132 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:13:26,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/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 01:13:26,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:13:26,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-29 01:13:26,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:13:29,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 722 proven. 264 refuted. 0 times theorem prover too weak. 874 trivial. 0 not checked. [2023-11-29 01:13:29,304 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:13:33,170 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:13:33,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1924358383] [2023-11-29 01:13:33,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1924358383] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:13:33,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1638455005] [2023-11-29 01:13:33,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:13:33,171 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 01:13:33,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 01:13:33,172 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 01:13:33,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-29 01:13:34,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:13:34,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 01:13:34,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:13:34,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 850 proven. 60 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2023-11-29 01:13:34,819 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:13:35,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1638455005] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:13:35,795 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:13:35,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 6] total 19 [2023-11-29 01:13:35,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532575910] [2023-11-29 01:13:35,797 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:13:35,798 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-11-29 01:13:35,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:13:35,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-11-29 01:13:35,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2023-11-29 01:13:35,801 INFO L87 Difference]: Start difference. First operand 166 states and 258 transitions. Second operand has 19 states, 19 states have (on average 4.842105263157895) internal successors, (92), 17 states have internal predecessors, (92), 6 states have call successors, (57), 6 states have call predecessors, (57), 8 states have return successors, (58), 6 states have call predecessors, (58), 6 states have call successors, (58) [2023-11-29 01:13:41,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:13:43,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:13:47,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:13:47,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:13:47,735 INFO L93 Difference]: Finished difference Result 493 states and 713 transitions. [2023-11-29 01:13:47,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2023-11-29 01:13:47,736 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 4.842105263157895) internal successors, (92), 17 states have internal predecessors, (92), 6 states have call successors, (57), 6 states have call predecessors, (57), 8 states have return successors, (58), 6 states have call predecessors, (58), 6 states have call successors, (58) Word has length 195 [2023-11-29 01:13:47,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:13:47,739 INFO L225 Difference]: With dead ends: 493 [2023-11-29 01:13:47,740 INFO L226 Difference]: Without dead ends: 328 [2023-11-29 01:13:47,742 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 475 GetRequests, 416 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 903 ImplicationChecksByTransitivity, 7.7s TimeCoverageRelationStatistics Valid=852, Invalid=2808, Unknown=0, NotChecked=0, Total=3660 [2023-11-29 01:13:47,743 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 610 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 745 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 611 SdHoareTripleChecker+Valid, 413 SdHoareTripleChecker+Invalid, 828 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 745 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:13:47,744 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [611 Valid, 413 Invalid, 828 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 745 Invalid, 0 Unknown, 0 Unchecked, 8.1s Time] [2023-11-29 01:13:47,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2023-11-29 01:13:47,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 254. [2023-11-29 01:13:47,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 169 states have (on average 1.2781065088757397) internal successors, (216), 171 states have internal predecessors, (216), 70 states have call successors, (70), 14 states have call predecessors, (70), 14 states have return successors, (70), 68 states have call predecessors, (70), 70 states have call successors, (70) [2023-11-29 01:13:47,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 356 transitions. [2023-11-29 01:13:47,792 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 356 transitions. Word has length 195 [2023-11-29 01:13:47,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:13:47,793 INFO L495 AbstractCegarLoop]: Abstraction has 254 states and 356 transitions. [2023-11-29 01:13:47,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.842105263157895) internal successors, (92), 17 states have internal predecessors, (92), 6 states have call successors, (57), 6 states have call predecessors, (57), 8 states have return successors, (58), 6 states have call predecessors, (58), 6 states have call successors, (58) [2023-11-29 01:13:47,794 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 356 transitions. [2023-11-29 01:13:47,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-11-29 01:13:47,798 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:13:47,798 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:13:47,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-29 01:13:48,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/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 01:13:48,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/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 01:13:48,204 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:13:48,205 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:13:48,205 INFO L85 PathProgramCache]: Analyzing trace with hash -815331883, now seen corresponding path program 1 times [2023-11-29 01:13:48,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:13:48,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [829217874] [2023-11-29 01:13:48,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:13:48,206 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:13:48,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:13:48,207 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:13:48,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/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 01:13:48,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:13:48,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 01:13:48,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:13:50,312 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 895 proven. 132 refuted. 0 times theorem prover too weak. 833 trivial. 0 not checked. [2023-11-29 01:13:50,313 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:13:50,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 30 proven. 60 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-11-29 01:13:50,900 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:13:50,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [829217874] [2023-11-29 01:13:50,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [829217874] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:13:50,900 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:13:50,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8] total 19 [2023-11-29 01:13:50,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449826342] [2023-11-29 01:13:50,901 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:13:50,902 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-11-29 01:13:50,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:13:50,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-11-29 01:13:50,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=276, Unknown=0, NotChecked=0, Total=342 [2023-11-29 01:13:50,904 INFO L87 Difference]: Start difference. First operand 254 states and 356 transitions. Second operand has 19 states, 19 states have (on average 4.684210526315789) internal successors, (89), 19 states have internal predecessors, (89), 5 states have call successors, (62), 4 states have call predecessors, (62), 7 states have return successors, (62), 5 states have call predecessors, (62), 5 states have call successors, (62) [2023-11-29 01:13:55,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.94s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:14:02,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:14:03,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:14:04,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:14:04,264 INFO L93 Difference]: Finished difference Result 944 states and 1294 transitions. [2023-11-29 01:14:04,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2023-11-29 01:14:04,265 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 4.684210526315789) internal successors, (89), 19 states have internal predecessors, (89), 5 states have call successors, (62), 4 states have call predecessors, (62), 7 states have return successors, (62), 5 states have call predecessors, (62), 5 states have call successors, (62) Word has length 195 [2023-11-29 01:14:04,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:14:04,273 INFO L225 Difference]: With dead ends: 944 [2023-11-29 01:14:04,273 INFO L226 Difference]: Without dead ends: 697 [2023-11-29 01:14:04,276 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 424 GetRequests, 374 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 784 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=605, Invalid=2047, Unknown=0, NotChecked=0, Total=2652 [2023-11-29 01:14:04,277 INFO L413 NwaCegarLoop]: 152 mSDtfsCounter, 601 mSDsluCounter, 967 mSDsCounter, 0 mSdLazyCounter, 1313 mSolverCounterSat, 353 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 613 SdHoareTripleChecker+Valid, 1119 SdHoareTripleChecker+Invalid, 1666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 353 IncrementalHoareTripleChecker+Valid, 1313 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.8s IncrementalHoareTripleChecker+Time [2023-11-29 01:14:04,278 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [613 Valid, 1119 Invalid, 1666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [353 Valid, 1313 Invalid, 0 Unknown, 0 Unchecked, 11.8s Time] [2023-11-29 01:14:04,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 697 states. [2023-11-29 01:14:04,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 697 to 224. [2023-11-29 01:14:04,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 147 states have (on average 1.2244897959183674) internal successors, (180), 147 states have internal predecessors, (180), 62 states have call successors, (62), 14 states have call predecessors, (62), 14 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-29 01:14:04,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 304 transitions. [2023-11-29 01:14:04,345 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 304 transitions. Word has length 195 [2023-11-29 01:14:04,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:14:04,346 INFO L495 AbstractCegarLoop]: Abstraction has 224 states and 304 transitions. [2023-11-29 01:14:04,347 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.684210526315789) internal successors, (89), 19 states have internal predecessors, (89), 5 states have call successors, (62), 4 states have call predecessors, (62), 7 states have return successors, (62), 5 states have call predecessors, (62), 5 states have call successors, (62) [2023-11-29 01:14:04,347 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 304 transitions. [2023-11-29 01:14:04,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-11-29 01:14:04,350 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:14:04,350 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:14:04,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-29 01:14:04,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/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 01:14:04,551 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:14:04,552 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:14:04,552 INFO L85 PathProgramCache]: Analyzing trace with hash -228525869, now seen corresponding path program 1 times [2023-11-29 01:14:04,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:14:04,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1693691638] [2023-11-29 01:14:04,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:14:04,552 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:14:04,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:14:04,553 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:14:04,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85a4716d-a34f-41ca-a8b4-2c2a1a6bcb54/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-29 01:14:04,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:14:04,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 47 conjunts are in the unsatisfiable core [2023-11-29 01:14:04,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:14:47,340 WARN L293 SmtUtils]: Spent 5.27s on a formula simplification that was a NOOP. DAG size: 92 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 01:15:14,943 WARN L293 SmtUtils]: Spent 5.75s on a formula simplification that was a NOOP. DAG size: 97 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 01:15:44,753 WARN L293 SmtUtils]: Spent 7.00s on a formula simplification that was a NOOP. DAG size: 104 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)