./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl --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 5ca8d44de1b038c40865b8a2cfc17e34a1f96999f82ad60fa9216aae98b3e84c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:12:00,611 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:12:00,729 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-12 02:12:00,738 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:12:00,738 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:12:00,782 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:12:00,783 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:12:00,784 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:12:00,785 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:12:00,790 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:12:00,791 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:12:00,791 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:12:00,792 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:12:00,794 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:12:00,794 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:12:00,794 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:12:00,795 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:12:00,795 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:12:00,796 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:12:00,796 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:12:00,797 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:12:00,797 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:12:00,798 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:12:00,798 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:12:00,799 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:12:00,800 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:12:00,800 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:12:00,801 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:12:00,801 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:12:00,802 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:12:00,803 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:12:00,803 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:12:00,804 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:12:00,804 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:12:00,804 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:12:00,804 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:12:00,805 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:12:00,805 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:12:00,805 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:12:00,805 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_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ca8d44de1b038c40865b8a2cfc17e34a1f96999f82ad60fa9216aae98b3e84c [2023-11-12 02:12:01,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:12:01,105 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:12:01,108 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:12:01,110 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:12:01,111 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:12:01,112 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i [2023-11-12 02:12:04,301 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:12:04,554 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:12:04,555 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i [2023-11-12 02:12:04,570 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/data/b9fd3a65e/2c850a512ac943de8710044ec18f39d6/FLAG268644de2 [2023-11-12 02:12:04,585 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/data/b9fd3a65e/2c850a512ac943de8710044ec18f39d6 [2023-11-12 02:12:04,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:12:04,594 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:12:04,596 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:12:04,596 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:12:04,605 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:12:04,608 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:12:04" (1/1) ... [2023-11-12 02:12:04,609 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dabc15b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:04, skipping insertion in model container [2023-11-12 02:12:04,610 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:12:04" (1/1) ... [2023-11-12 02:12:04,664 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:12:04,859 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_57077dda-be35-499a-a10e-28a8d6e6c3b9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i[914,927] [2023-11-12 02:12:04,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:12:04,978 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:12:04,997 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i[914,927] [2023-11-12 02:12:05,052 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:12:05,084 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:12:05,084 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:05 WrapperNode [2023-11-12 02:12:05,085 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:12:05,086 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:12:05,086 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:12:05,086 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:12:05,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:05" (1/1) ... [2023-11-12 02:12:05,108 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:05" (1/1) ... [2023-11-12 02:12:05,163 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 206 [2023-11-12 02:12:05,164 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:12:05,165 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:12:05,165 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:12:05,165 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:12:05,175 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:05" (1/1) ... [2023-11-12 02:12:05,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:05" (1/1) ... [2023-11-12 02:12:05,180 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:05" (1/1) ... [2023-11-12 02:12:05,181 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:05" (1/1) ... [2023-11-12 02:12:05,195 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:05" (1/1) ... [2023-11-12 02:12:05,200 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:05" (1/1) ... [2023-11-12 02:12:05,203 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:05" (1/1) ... [2023-11-12 02:12:05,206 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:05" (1/1) ... [2023-11-12 02:12:05,211 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:12:05,212 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:12:05,213 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:12:05,213 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:12:05,214 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:05" (1/1) ... [2023-11-12 02:12:05,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:12:05,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:05,252 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:05,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:12:05,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:12:05,302 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:12:05,302 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:12:05,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:12:05,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:12:05,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:12:05,420 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:12:05,423 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:12:05,995 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:12:06,003 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:12:06,003 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:12:06,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:12:06 BoogieIcfgContainer [2023-11-12 02:12:06,006 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:12:06,024 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:12:06,024 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:12:06,027 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:12:06,028 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:12:04" (1/3) ... [2023-11-12 02:12:06,028 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bba0d73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:12:06, skipping insertion in model container [2023-11-12 02:12:06,028 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:05" (2/3) ... [2023-11-12 02:12:06,029 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bba0d73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:12:06, skipping insertion in model container [2023-11-12 02:12:06,029 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:12:06" (3/3) ... [2023-11-12 02:12:06,030 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-3.i [2023-11-12 02:12:06,045 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:12:06,046 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:12:06,100 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:12:06,107 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;@6abb7faa, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:12:06,107 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:12:06,128 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 59 states have (on average 1.4745762711864407) internal successors, (87), 60 states have internal predecessors, (87), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-12 02:12:06,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-12 02:12:06,145 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:12:06,146 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:12:06,147 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:12:06,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:12:06,153 INFO L85 PathProgramCache]: Analyzing trace with hash -1613297344, now seen corresponding path program 1 times [2023-11-12 02:12:06,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:12:06,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147709677] [2023-11-12 02:12:06,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:12:06,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:12:06,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:12:06,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:12:06,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147709677] [2023-11-12 02:12:06,460 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-12 02:12:06,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1723440739] [2023-11-12 02:12:06,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:12:06,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:12:06,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:06,465 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:12:06,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 02:12:06,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:12:06,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 02:12:06,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:12:06,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2023-11-12 02:12:06,768 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:12:06,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1723440739] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:12:06,769 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:12:06,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:12:06,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614081645] [2023-11-12 02:12:06,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:12:06,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 02:12:06,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:12:06,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:12:06,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:12:06,814 INFO L87 Difference]: Start difference. First operand has 88 states, 59 states have (on average 1.4745762711864407) internal successors, (87), 60 states have internal predecessors, (87), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-12 02:12:06,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:12:06,854 INFO L93 Difference]: Finished difference Result 169 states and 298 transitions. [2023-11-12 02:12:06,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:12:06,857 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 168 [2023-11-12 02:12:06,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:12:06,867 INFO L225 Difference]: With dead ends: 169 [2023-11-12 02:12:06,867 INFO L226 Difference]: Without dead ends: 84 [2023-11-12 02:12:06,872 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:12:06,881 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:12:06,883 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:12:06,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-12 02:12:06,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-11-12 02:12:06,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 56 states have internal predecessors, (79), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-12 02:12:06,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 131 transitions. [2023-11-12 02:12:06,948 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 131 transitions. Word has length 168 [2023-11-12 02:12:06,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:12:06,949 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 131 transitions. [2023-11-12 02:12:06,950 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-12 02:12:06,950 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 131 transitions. [2023-11-12 02:12:06,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-12 02:12:06,957 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:12:06,957 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:12:06,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 02:12:07,164 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 02:12:07,165 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:12:07,166 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:12:07,166 INFO L85 PathProgramCache]: Analyzing trace with hash -1627956932, now seen corresponding path program 1 times [2023-11-12 02:12:07,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:12:07,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668254034] [2023-11-12 02:12:07,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:12:07,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:12:07,245 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:12:07,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1662349731] [2023-11-12 02:12:07,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:12:07,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:12:07,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:07,247 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:12:07,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-12 02:12:07,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:12:07,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 02:12:07,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:12:07,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-12 02:12:07,929 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:12:07,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:12:07,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668254034] [2023-11-12 02:12:07,935 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:12:07,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1662349731] [2023-11-12 02:12:07,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1662349731] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:12:07,936 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:12:07,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:12:07,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040181566] [2023-11-12 02:12:07,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:12:07,941 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:12:07,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:12:07,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:12:07,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:12:07,946 INFO L87 Difference]: Start difference. First operand 84 states and 131 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 02:12:08,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:12:08,022 INFO L93 Difference]: Finished difference Result 246 states and 387 transitions. [2023-11-12 02:12:08,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:12:08,023 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 168 [2023-11-12 02:12:08,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:12:08,028 INFO L225 Difference]: With dead ends: 246 [2023-11-12 02:12:08,028 INFO L226 Difference]: Without dead ends: 165 [2023-11-12 02:12:08,030 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:12:08,031 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 42 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:12:08,032 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 259 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:12:08,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2023-11-12 02:12:08,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 163. [2023-11-12 02:12:08,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 108 states have (on average 1.3888888888888888) internal successors, (150), 108 states have internal predecessors, (150), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-12 02:12:08,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 254 transitions. [2023-11-12 02:12:08,069 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 254 transitions. Word has length 168 [2023-11-12 02:12:08,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:12:08,070 INFO L495 AbstractCegarLoop]: Abstraction has 163 states and 254 transitions. [2023-11-12 02:12:08,071 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 02:12:08,071 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 254 transitions. [2023-11-12 02:12:08,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-12 02:12:08,075 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:12:08,075 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:12:08,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-12 02:12:08,282 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:12:08,282 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:12:08,282 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:12:08,283 INFO L85 PathProgramCache]: Analyzing trace with hash -1629772959, now seen corresponding path program 1 times [2023-11-12 02:12:08,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:12:08,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100946767] [2023-11-12 02:12:08,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:12:08,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:12:08,389 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:12:08,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1835761995] [2023-11-12 02:12:08,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:12:08,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:12:08,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:08,396 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:12:08,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-12 02:12:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:12:08,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 02:12:08,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:12:08,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-12 02:12:08,656 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:12:08,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:12:08,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100946767] [2023-11-12 02:12:08,657 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:12:08,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1835761995] [2023-11-12 02:12:08,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1835761995] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:12:08,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:12:08,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:12:08,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112241556] [2023-11-12 02:12:08,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:12:08,659 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:12:08,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:12:08,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:12:08,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:12:08,661 INFO L87 Difference]: Start difference. First operand 163 states and 254 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 02:12:08,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:12:08,757 INFO L93 Difference]: Finished difference Result 383 states and 596 transitions. [2023-11-12 02:12:08,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:12:08,759 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 169 [2023-11-12 02:12:08,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:12:08,762 INFO L225 Difference]: With dead ends: 383 [2023-11-12 02:12:08,763 INFO L226 Difference]: Without dead ends: 223 [2023-11-12 02:12:08,764 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:12:08,765 INFO L413 NwaCegarLoop]: 164 mSDtfsCounter, 41 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 276 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:12:08,766 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 276 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:12:08,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2023-11-12 02:12:08,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 181. [2023-11-12 02:12:08,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 126 states have (on average 1.3968253968253967) internal successors, (176), 126 states have internal predecessors, (176), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-12 02:12:08,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 280 transitions. [2023-11-12 02:12:08,798 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 280 transitions. Word has length 169 [2023-11-12 02:12:08,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:12:08,799 INFO L495 AbstractCegarLoop]: Abstraction has 181 states and 280 transitions. [2023-11-12 02:12:08,800 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 02:12:08,800 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 280 transitions. [2023-11-12 02:12:08,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-12 02:12:08,808 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:12:08,808 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:12:08,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-12 02:12:09,009 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:12:09,009 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:12:09,010 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:12:09,010 INFO L85 PathProgramCache]: Analyzing trace with hash -335698621, now seen corresponding path program 1 times [2023-11-12 02:12:09,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:12:09,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034634040] [2023-11-12 02:12:09,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:12:09,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:12:09,080 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:12:09,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [17283840] [2023-11-12 02:12:09,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:12:09,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:12:09,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:09,094 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:12:09,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-12 02:12:09,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:12:09,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 02:12:09,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:12:09,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-12 02:12:09,345 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:12:09,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:12:09,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034634040] [2023-11-12 02:12:09,346 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:12:09,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [17283840] [2023-11-12 02:12:09,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [17283840] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:12:09,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:12:09,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:12:09,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008946254] [2023-11-12 02:12:09,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:12:09,348 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:12:09,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:12:09,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:12:09,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:12:09,351 INFO L87 Difference]: Start difference. First operand 181 states and 280 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 02:12:09,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:12:09,453 INFO L93 Difference]: Finished difference Result 533 states and 828 transitions. [2023-11-12 02:12:09,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:12:09,454 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 169 [2023-11-12 02:12:09,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:12:09,463 INFO L225 Difference]: With dead ends: 533 [2023-11-12 02:12:09,463 INFO L226 Difference]: Without dead ends: 355 [2023-11-12 02:12:09,464 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:12:09,472 INFO L413 NwaCegarLoop]: 237 mSDtfsCounter, 117 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 02:12:09,474 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 348 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 02:12:09,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2023-11-12 02:12:09,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 353. [2023-11-12 02:12:09,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 244 states have (on average 1.3770491803278688) internal successors, (336), 244 states have internal predecessors, (336), 104 states have call successors, (104), 4 states have call predecessors, (104), 4 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104) [2023-11-12 02:12:09,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 544 transitions. [2023-11-12 02:12:09,570 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 544 transitions. Word has length 169 [2023-11-12 02:12:09,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:12:09,573 INFO L495 AbstractCegarLoop]: Abstraction has 353 states and 544 transitions. [2023-11-12 02:12:09,574 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 02:12:09,574 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 544 transitions. [2023-11-12 02:12:09,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-12 02:12:09,585 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:12:09,586 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:12:09,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-12 02:12:09,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:12:09,792 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:12:09,793 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:12:09,793 INFO L85 PathProgramCache]: Analyzing trace with hash -73171672, now seen corresponding path program 1 times [2023-11-12 02:12:09,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:12:09,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232251209] [2023-11-12 02:12:09,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:12:09,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:12:09,838 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:12:09,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [190469453] [2023-11-12 02:12:09,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:12:09,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:12:09,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:09,840 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:12:09,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-12 02:12:10,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:12:10,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-12 02:12:10,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:12:10,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-12 02:12:10,278 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:12:10,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:12:10,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232251209] [2023-11-12 02:12:10,278 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:12:10,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [190469453] [2023-11-12 02:12:10,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [190469453] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:12:10,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:12:10,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 02:12:10,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619123745] [2023-11-12 02:12:10,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:12:10,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 02:12:10,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:12:10,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 02:12:10,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:12:10,281 INFO L87 Difference]: Start difference. First operand 353 states and 544 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 02:12:10,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:12:10,843 INFO L93 Difference]: Finished difference Result 1159 states and 1782 transitions. [2023-11-12 02:12:10,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-12 02:12:10,844 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 170 [2023-11-12 02:12:10,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:12:10,851 INFO L225 Difference]: With dead ends: 1159 [2023-11-12 02:12:10,851 INFO L226 Difference]: Without dead ends: 809 [2023-11-12 02:12:10,853 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-12 02:12:10,854 INFO L413 NwaCegarLoop]: 229 mSDtfsCounter, 376 mSDsluCounter, 564 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 376 SdHoareTripleChecker+Valid, 793 SdHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-12 02:12:10,855 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [376 Valid, 793 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-12 02:12:10,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 809 states. [2023-11-12 02:12:10,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 809 to 703. [2023-11-12 02:12:10,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 703 states, 486 states have (on average 1.368312757201646) internal successors, (665), 486 states have internal predecessors, (665), 208 states have call successors, (208), 8 states have call predecessors, (208), 8 states have return successors, (208), 208 states have call predecessors, (208), 208 states have call successors, (208) [2023-11-12 02:12:10,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 703 states and 1081 transitions. [2023-11-12 02:12:10,944 INFO L78 Accepts]: Start accepts. Automaton has 703 states and 1081 transitions. Word has length 170 [2023-11-12 02:12:10,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:12:10,945 INFO L495 AbstractCegarLoop]: Abstraction has 703 states and 1081 transitions. [2023-11-12 02:12:10,945 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 02:12:10,946 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1081 transitions. [2023-11-12 02:12:10,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-12 02:12:10,948 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:12:10,948 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:12:10,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-12 02:12:11,154 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:12:11,155 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:12:11,156 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:12:11,156 INFO L85 PathProgramCache]: Analyzing trace with hash 1302324003, now seen corresponding path program 1 times [2023-11-12 02:12:11,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:12:11,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997146189] [2023-11-12 02:12:11,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:12:11,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:12:11,190 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:12:11,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [923186358] [2023-11-12 02:12:11,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:12:11,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:12:11,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:11,192 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:12:11,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-12 02:12:11,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:12:11,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-12 02:12:11,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:12:12,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 512 proven. 0 refuted. 0 times theorem prover too weak. 788 trivial. 0 not checked. [2023-11-12 02:12:12,782 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:12:12,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:12:12,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997146189] [2023-11-12 02:12:12,782 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:12:12,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [923186358] [2023-11-12 02:12:12,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [923186358] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:12:12,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:12:12,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-12 02:12:12,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441763864] [2023-11-12 02:12:12,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:12:12,784 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-12 02:12:12,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:12:12,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-12 02:12:12,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-12 02:12:12,785 INFO L87 Difference]: Start difference. First operand 703 states and 1081 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 6 states have internal predecessors, (49), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2023-11-12 02:12:13,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:12:13,141 INFO L93 Difference]: Finished difference Result 1581 states and 2428 transitions. [2023-11-12 02:12:13,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 02:12:13,141 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 6 states have internal predecessors, (49), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 170 [2023-11-12 02:12:13,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:12:13,149 INFO L225 Difference]: With dead ends: 1581 [2023-11-12 02:12:13,149 INFO L226 Difference]: Without dead ends: 881 [2023-11-12 02:12:13,152 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-12 02:12:13,153 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 114 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 207 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 343 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-12 02:12:13,153 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 343 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 207 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-12 02:12:13,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 881 states. [2023-11-12 02:12:13,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 881 to 790. [2023-11-12 02:12:13,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 790 states, 546 states have (on average 1.3644688644688645) internal successors, (745), 546 states have internal predecessors, (745), 234 states have call successors, (234), 9 states have call predecessors, (234), 9 states have return successors, (234), 234 states have call predecessors, (234), 234 states have call successors, (234) [2023-11-12 02:12:13,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 790 states and 1213 transitions. [2023-11-12 02:12:13,240 INFO L78 Accepts]: Start accepts. Automaton has 790 states and 1213 transitions. Word has length 170 [2023-11-12 02:12:13,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:12:13,241 INFO L495 AbstractCegarLoop]: Abstraction has 790 states and 1213 transitions. [2023-11-12 02:12:13,241 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 6 states have internal predecessors, (49), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2023-11-12 02:12:13,242 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1213 transitions. [2023-11-12 02:12:13,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-12 02:12:13,244 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:12:13,245 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:12:13,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-12 02:12:13,461 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-12 02:12:13,461 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:12:13,461 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:12:13,462 INFO L85 PathProgramCache]: Analyzing trace with hash 459702589, now seen corresponding path program 1 times [2023-11-12 02:12:13,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:12:13,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752484247] [2023-11-12 02:12:13,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:12:13,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:12:13,499 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:12:13,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [684806087] [2023-11-12 02:12:13,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:12:13,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:12:13,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:13,501 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:12:13,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-12 02:12:13,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:12:13,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-12 02:12:13,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:12:15,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 838 proven. 153 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2023-11-12 02:12:15,362 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 02:12:25,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 111 proven. 171 refuted. 0 times theorem prover too weak. 1018 trivial. 0 not checked. [2023-11-12 02:12:25,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:12:25,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752484247] [2023-11-12 02:12:25,601 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:12:25,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [684806087] [2023-11-12 02:12:25,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [684806087] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 02:12:25,602 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-12 02:12:25,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 29 [2023-11-12 02:12:25,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866390659] [2023-11-12 02:12:25,602 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-12 02:12:25,603 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2023-11-12 02:12:25,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:12:25,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2023-11-12 02:12:25,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=226, Invalid=585, Unknown=1, NotChecked=0, Total=812 [2023-11-12 02:12:25,606 INFO L87 Difference]: Start difference. First operand 790 states and 1213 transitions. Second operand has 29 states, 28 states have (on average 3.5714285714285716) internal successors, (100), 27 states have internal predecessors, (100), 10 states have call successors, (46), 6 states have call predecessors, (46), 12 states have return successors, (46), 9 states have call predecessors, (46), 10 states have call successors, (46) [2023-11-12 02:12:27,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:12:27,151 INFO L93 Difference]: Finished difference Result 1188 states and 1736 transitions. [2023-11-12 02:12:27,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-11-12 02:12:27,153 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 3.5714285714285716) internal successors, (100), 27 states have internal predecessors, (100), 10 states have call successors, (46), 6 states have call predecessors, (46), 12 states have return successors, (46), 9 states have call predecessors, (46), 10 states have call successors, (46) Word has length 170 [2023-11-12 02:12:27,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:12:27,162 INFO L225 Difference]: With dead ends: 1188 [2023-11-12 02:12:27,162 INFO L226 Difference]: Without dead ends: 664 [2023-11-12 02:12:27,165 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 362 GetRequests, 313 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 642 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=787, Invalid=1762, Unknown=1, NotChecked=0, Total=2550 [2023-11-12 02:12:27,167 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 273 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 380 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 273 SdHoareTripleChecker+Valid, 325 SdHoareTripleChecker+Invalid, 500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 380 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-12 02:12:27,167 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [273 Valid, 325 Invalid, 500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 380 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-12 02:12:27,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 664 states. [2023-11-12 02:12:27,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 664 to 628. [2023-11-12 02:12:27,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 628 states, 441 states have (on average 1.2970521541950113) internal successors, (572), 441 states have internal predecessors, (572), 156 states have call successors, (156), 30 states have call predecessors, (156), 30 states have return successors, (156), 156 states have call predecessors, (156), 156 states have call successors, (156) [2023-11-12 02:12:27,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 628 states and 884 transitions. [2023-11-12 02:12:27,290 INFO L78 Accepts]: Start accepts. Automaton has 628 states and 884 transitions. Word has length 170 [2023-11-12 02:12:27,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:12:27,294 INFO L495 AbstractCegarLoop]: Abstraction has 628 states and 884 transitions. [2023-11-12 02:12:27,294 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 3.5714285714285716) internal successors, (100), 27 states have internal predecessors, (100), 10 states have call successors, (46), 6 states have call predecessors, (46), 12 states have return successors, (46), 9 states have call predecessors, (46), 10 states have call successors, (46) [2023-11-12 02:12:27,294 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 884 transitions. [2023-11-12 02:12:27,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-12 02:12:27,297 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:12:27,298 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:12:27,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-12 02:12:27,504 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-12 02:12:27,505 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:12:27,506 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:12:27,506 INFO L85 PathProgramCache]: Analyzing trace with hash -1404295391, now seen corresponding path program 1 times [2023-11-12 02:12:27,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:12:27,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834873312] [2023-11-12 02:12:27,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:12:27,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:12:27,564 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:12:27,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [44418774] [2023-11-12 02:12:27,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:12:27,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:12:27,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:27,566 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:12:27,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-12 02:12:27,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:12:27,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-12 02:12:27,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:12:28,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 512 proven. 0 refuted. 0 times theorem prover too weak. 788 trivial. 0 not checked. [2023-11-12 02:12:28,918 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:12:28,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:12:28,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834873312] [2023-11-12 02:12:28,919 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:12:28,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [44418774] [2023-11-12 02:12:28,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [44418774] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:12:28,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:12:28,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-12 02:12:28,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492723687] [2023-11-12 02:12:28,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:12:28,921 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-12 02:12:28,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:12:28,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-12 02:12:28,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-12 02:12:28,922 INFO L87 Difference]: Start difference. First operand 628 states and 884 transitions. Second operand has 8 states, 8 states have (on average 6.125) internal successors, (49), 7 states have internal predecessors, (49), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2023-11-12 02:12:29,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:12:29,601 INFO L93 Difference]: Finished difference Result 1683 states and 2378 transitions. [2023-11-12 02:12:29,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-12 02:12:29,602 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 7 states have internal predecessors, (49), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 170 [2023-11-12 02:12:29,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:12:29,613 INFO L225 Difference]: With dead ends: 1683 [2023-11-12 02:12:29,613 INFO L226 Difference]: Without dead ends: 1369 [2023-11-12 02:12:29,617 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2023-11-12 02:12:29,619 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 294 mSDsluCounter, 496 mSDsCounter, 0 mSdLazyCounter, 310 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 294 SdHoareTripleChecker+Valid, 612 SdHoareTripleChecker+Invalid, 387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-12 02:12:29,619 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [294 Valid, 612 Invalid, 387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 310 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-12 02:12:29,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1369 states. [2023-11-12 02:12:29,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1369 to 1353. [2023-11-12 02:12:29,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1353 states, 949 states have (on average 1.3045310853530032) internal successors, (1238), 949 states have internal predecessors, (1238), 338 states have call successors, (338), 65 states have call predecessors, (338), 65 states have return successors, (338), 338 states have call predecessors, (338), 338 states have call successors, (338) [2023-11-12 02:12:29,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1353 states and 1914 transitions. [2023-11-12 02:12:29,855 INFO L78 Accepts]: Start accepts. Automaton has 1353 states and 1914 transitions. Word has length 170 [2023-11-12 02:12:29,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:12:29,855 INFO L495 AbstractCegarLoop]: Abstraction has 1353 states and 1914 transitions. [2023-11-12 02:12:29,855 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 7 states have internal predecessors, (49), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2023-11-12 02:12:29,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1914 transitions. [2023-11-12 02:12:29,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-12 02:12:29,858 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:12:29,858 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:12:29,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-12 02:12:30,076 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:12:30,077 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:12:30,077 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:12:30,078 INFO L85 PathProgramCache]: Analyzing trace with hash -1055818616, now seen corresponding path program 1 times [2023-11-12 02:12:30,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:12:30,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946381665] [2023-11-12 02:12:30,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:12:30,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:12:30,107 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:12:30,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [905801942] [2023-11-12 02:12:30,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:12:30,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:12:30,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:30,109 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:12:30,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-12 02:12:30,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:12:30,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-12 02:12:30,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:12:30,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-12 02:12:30,369 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:12:30,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:12:30,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946381665] [2023-11-12 02:12:30,370 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:12:30,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [905801942] [2023-11-12 02:12:30,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [905801942] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:12:30,370 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:12:30,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 02:12:30,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437956052] [2023-11-12 02:12:30,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:12:30,374 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 02:12:30,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:12:30,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 02:12:30,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:12:30,376 INFO L87 Difference]: Start difference. First operand 1353 states and 1914 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 02:12:30,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:12:30,839 INFO L93 Difference]: Finished difference Result 2199 states and 3110 transitions. [2023-11-12 02:12:30,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 02:12:30,840 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 171 [2023-11-12 02:12:30,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:12:30,851 INFO L225 Difference]: With dead ends: 2199 [2023-11-12 02:12:30,852 INFO L226 Difference]: Without dead ends: 1677 [2023-11-12 02:12:30,854 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-12 02:12:30,855 INFO L413 NwaCegarLoop]: 238 mSDtfsCounter, 129 mSDsluCounter, 326 mSDsCounter, 0 mSdLazyCounter, 200 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 564 SdHoareTripleChecker+Invalid, 200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-12 02:12:30,855 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 564 Invalid, 200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 200 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-12 02:12:30,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1677 states. [2023-11-12 02:12:31,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1677 to 1666. [2023-11-12 02:12:31,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1666 states, 1169 states have (on average 1.3045337895637297) internal successors, (1525), 1169 states have internal predecessors, (1525), 416 states have call successors, (416), 80 states have call predecessors, (416), 80 states have return successors, (416), 416 states have call predecessors, (416), 416 states have call successors, (416) [2023-11-12 02:12:31,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1666 states and 2357 transitions. [2023-11-12 02:12:31,133 INFO L78 Accepts]: Start accepts. Automaton has 1666 states and 2357 transitions. Word has length 171 [2023-11-12 02:12:31,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:12:31,134 INFO L495 AbstractCegarLoop]: Abstraction has 1666 states and 2357 transitions. [2023-11-12 02:12:31,134 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 02:12:31,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 2357 transitions. [2023-11-12 02:12:31,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-12 02:12:31,138 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:12:31,138 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:12:31,148 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-12 02:12:31,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:12:31,345 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:12:31,345 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:12:31,345 INFO L85 PathProgramCache]: Analyzing trace with hash -1889551521, now seen corresponding path program 1 times [2023-11-12 02:12:31,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:12:31,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073129841] [2023-11-12 02:12:31,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:12:31,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:12:31,379 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:12:31,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1415118250] [2023-11-12 02:12:31,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:12:31,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:12:31,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:31,381 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:12:31,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-12 02:12:31,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:12:31,581 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:12:31,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:12:31,788 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:12:31,789 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 02:12:31,790 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 02:12:31,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-12 02:12:31,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-12 02:12:32,002 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:12:32,007 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 02:12:32,148 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-12 02:12:32,149 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short20 could not be translated [2023-11-12 02:12:32,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 02:12:32 BoogieIcfgContainer [2023-11-12 02:12:32,191 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 02:12:32,191 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:12:32,191 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:12:32,192 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:12:32,192 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:12:06" (3/4) ... [2023-11-12 02:12:32,195 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 02:12:32,196 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:12:32,197 INFO L158 Benchmark]: Toolchain (without parser) took 27602.63ms. Allocated memory was 176.2MB in the beginning and 312.5MB in the end (delta: 136.3MB). Free memory was 133.8MB in the beginning and 205.1MB in the end (delta: -71.3MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2023-11-12 02:12:32,197 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory is still 76.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:12:32,198 INFO L158 Benchmark]: CACSL2BoogieTranslator took 489.23ms. Allocated memory is still 176.2MB. Free memory was 133.4MB in the beginning and 119.0MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 02:12:32,198 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.04ms. Allocated memory is still 176.2MB. Free memory was 119.0MB in the beginning and 115.0MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 02:12:32,198 INFO L158 Benchmark]: Boogie Preprocessor took 46.97ms. Allocated memory is still 176.2MB. Free memory was 115.0MB in the beginning and 112.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:12:32,199 INFO L158 Benchmark]: RCFGBuilder took 793.78ms. Allocated memory is still 176.2MB. Free memory was 112.9MB in the beginning and 133.8MB in the end (delta: -20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-12 02:12:32,199 INFO L158 Benchmark]: TraceAbstraction took 26166.88ms. Allocated memory was 176.2MB in the beginning and 312.5MB in the end (delta: 136.3MB). Free memory was 133.8MB in the beginning and 205.1MB in the end (delta: -71.3MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2023-11-12 02:12:32,200 INFO L158 Benchmark]: Witness Printer took 5.06ms. Allocated memory is still 312.5MB. Free memory is still 205.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:12:32,202 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory is still 76.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 489.23ms. Allocated memory is still 176.2MB. Free memory was 133.4MB in the beginning and 119.0MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.04ms. Allocated memory is still 176.2MB. Free memory was 119.0MB in the beginning and 115.0MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.97ms. Allocated memory is still 176.2MB. Free memory was 115.0MB in the beginning and 112.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 793.78ms. Allocated memory is still 176.2MB. Free memory was 112.9MB in the beginning and 133.8MB in the end (delta: -20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 26166.88ms. Allocated memory was 176.2MB in the beginning and 312.5MB in the end (delta: 136.3MB). Free memory was 133.8MB in the beginning and 205.1MB in the end (delta: -71.3MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. * Witness Printer took 5.06ms. Allocated memory is still 312.5MB. Free memory is still 205.1MB. 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~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short20 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 someBinaryDOUBLEComparisonOperation at line 158, overapproximation of bitwiseOr at line 104. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -64; [L23] unsigned char var_1_3 = 1; [L24] signed char var_1_5 = -32; [L25] unsigned short int var_1_6 = 256; [L26] unsigned long int var_1_10 = 256; [L27] double var_1_12 = 8.2; [L28] signed char var_1_13 = 16; [L29] signed char var_1_14 = 10; [L30] double var_1_15 = 199.125; [L31] double var_1_16 = 9.4; [L32] double var_1_17 = 9999999999999.6; [L33] unsigned char var_1_20 = 32; [L34] unsigned char var_1_21 = 128; [L35] unsigned char var_1_22 = 64; [L36] unsigned long int var_1_23 = 64; [L37] unsigned long int var_1_24 = 5; [L38] unsigned long int var_1_25 = 4; [L39] unsigned short int var_1_26 = 2; [L40] unsigned short int var_1_27 = 100; [L41] signed char var_1_28 = 32; [L42] double var_1_29 = 16.25; [L43] double var_1_30 = 15.75; [L44] unsigned char var_1_31 = 0; [L45] unsigned char var_1_32 = 0; [L46] unsigned char var_1_33 = 0; [L47] unsigned char var_1_34 = 0; [L48] float var_1_35 = 7.25; [L49] float var_1_36 = 1.75; [L50] signed long int var_1_37 = 0; [L51] unsigned long int last_1_var_1_10 = 256; [L52] unsigned char last_1_var_1_20 = 32; VAL [isInitial=0, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=-32, var_1_6=256] [L162] isInitial = 1 [L163] FCALL initially() [L164] COND TRUE 1 [L165] CALL updateLastVariables() [L154] last_1_var_1_10 = var_1_10 [L155] last_1_var_1_20 = var_1_20 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=1, var_1_5=-32, var_1_6=256] [L165] RET updateLastVariables() [L166] CALL updateVariables() [L112] var_1_3 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_5=-32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_5=-32, var_1_6=256] [L113] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_5=-32, var_1_6=256] [L114] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=-32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=-32, var_1_6=256] [L114] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=-32, var_1_6=256] [L115] var_1_5 = __VERIFIER_nondet_char() [L116] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L116] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L117] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L117] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L118] var_1_13 = __VERIFIER_nondet_char() [L119] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L119] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L120] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L120] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L121] var_1_14 = __VERIFIER_nondet_char() [L122] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L122] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L123] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L123] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L124] var_1_15 = __VERIFIER_nondet_double() [L125] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L125] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L126] CALL assume_abort_if_not(var_1_15 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L126] RET assume_abort_if_not(var_1_15 != 0.0F) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L127] var_1_16 = __VERIFIER_nondet_double() [L128] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && 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_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L128] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && 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_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L129] var_1_21 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_21 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L130] RET assume_abort_if_not(var_1_21 >= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L131] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L131] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L132] var_1_22 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L133] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L134] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L134] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=4, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L135] var_1_25 = __VERIFIER_nondet_ulong() [L136] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L136] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L137] CALL assume_abort_if_not(var_1_25 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L137] RET assume_abort_if_not(var_1_25 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=100, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L138] var_1_27 = __VERIFIER_nondet_ushort() [L139] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L139] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L140] CALL assume_abort_if_not(var_1_27 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L140] RET assume_abort_if_not(var_1_27 <= 65534) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=63/4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L141] var_1_30 = __VERIFIER_nondet_double() [L142] CALL assume_abort_if_not((var_1_30 >= -922337.2036854765600e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L142] RET assume_abort_if_not((var_1_30 >= -922337.2036854765600e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=4, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L143] var_1_32 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L144] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L145] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L145] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L146] var_1_33 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L147] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L148] CALL assume_abort_if_not(var_1_33 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L148] RET assume_abort_if_not(var_1_33 <= 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L149] var_1_34 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L150] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L151] CALL assume_abort_if_not(var_1_34 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L151] RET assume_abort_if_not(var_1_34 <= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=2, var_1_27=65534, var_1_28=32, var_1_29=65/4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L166] RET updateVariables() [L167] CALL step() [L56] var_1_24 = var_1_25 [L57] var_1_26 = var_1_27 [L58] var_1_28 = -2 [L59] var_1_29 = var_1_30 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=65534, var_1_27=65534, var_1_28=-2, var_1_29=4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L60] COND TRUE var_1_32 || var_1_33 [L61] var_1_31 = var_1_34 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=65534, var_1_27=65534, var_1_28=-2, var_1_29=4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=29/4, var_1_36=7/4, var_1_37=0, var_1_3=0, var_1_5=32, var_1_6=256] [L63] var_1_35 = var_1_30 [L64] var_1_36 = var_1_30 [L65] var_1_37 = var_1_27 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=65534, var_1_27=65534, var_1_28=-2, var_1_29=4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=4, var_1_36=4, var_1_37=65534, var_1_3=0, var_1_5=32, var_1_6=256] [L66] COND FALSE !(\read(var_1_3)) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=65534, var_1_27=65534, var_1_28=-2, var_1_29=4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=4, var_1_36=4, var_1_37=65534, var_1_3=0, var_1_5=32, var_1_6=256] [L71] signed long int stepLocal_2 = var_1_5 * var_1_13; VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_2=256, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=65534, var_1_27=65534, var_1_28=-2, var_1_29=4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=4, var_1_36=4, var_1_37=65534, var_1_3=0, var_1_5=32, var_1_6=256] [L72] COND FALSE !(stepLocal_2 > last_1_var_1_10) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_2=256, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=65534, var_1_27=65534, var_1_28=-2, var_1_29=4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=4, var_1_36=4, var_1_37=65534, var_1_3=0, var_1_5=32, var_1_6=256] [L75] COND FALSE !((((((var_1_14 - var_1_20)) < (var_1_5)) ? ((var_1_14 - var_1_20)) : (var_1_5))) < var_1_20) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_2=256, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=65534, var_1_27=65534, var_1_28=-2, var_1_29=4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=4, var_1_36=4, var_1_37=65534, var_1_3=0, var_1_5=32, var_1_6=256] [L80] unsigned char stepLocal_1 = var_1_17 <= var_1_17; VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=256, var_1_10=256, var_1_12=41/5, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=65534, var_1_27=65534, var_1_28=-2, var_1_29=4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=4, var_1_36=4, var_1_37=65534, var_1_3=0, var_1_5=32, var_1_6=256] [L81] COND FALSE !(stepLocal_1 || var_1_3) [L86] var_1_12 = var_1_16 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=256, var_1_10=256, var_1_12=3, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=65534, var_1_27=65534, var_1_28=-2, var_1_29=4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=4, var_1_36=4, var_1_37=65534, var_1_3=0, var_1_5=32, var_1_6=256] [L88] COND FALSE !(99999.8f < var_1_17) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=256, var_1_10=256, var_1_12=3, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=65534, var_1_27=65534, var_1_28=-2, var_1_29=4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=4, var_1_36=4, var_1_37=65534, var_1_3=0, var_1_5=32, var_1_6=256] [L99] COND FALSE !((var_1_17 + var_1_12) <= var_1_17) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=256, var_1_10=256, var_1_12=3, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=65534, var_1_27=65534, var_1_28=-2, var_1_29=4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=4, var_1_36=4, var_1_37=65534, var_1_3=0, var_1_5=32, var_1_6=256] [L104] EXPR var_1_6 ^ var_1_20 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=256, var_1_10=256, var_1_12=3, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=65534, var_1_27=65534, var_1_28=-2, var_1_29=4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=4, var_1_36=4, var_1_37=65534, var_1_3=0, var_1_5=32, var_1_6=256] [L104] unsigned long int stepLocal_0 = (var_1_6 ^ var_1_20) + var_1_23; [L105] COND TRUE var_1_20 <= stepLocal_0 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_0=352, stepLocal_1=0, stepLocal_2=256, var_1_10=256, var_1_12=3, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=65534, var_1_27=65534, var_1_28=-2, var_1_29=4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=4, var_1_36=4, var_1_37=65534, var_1_3=0, var_1_5=32, var_1_6=256] [L106] COND TRUE var_1_12 == var_1_12 [L107] var_1_10 = 0u VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_0=352, stepLocal_1=0, stepLocal_2=256, var_1_10=0, var_1_12=3, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=65534, var_1_27=65534, var_1_28=-2, var_1_29=4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=4, var_1_36=4, var_1_37=65534, var_1_3=0, var_1_5=32, var_1_6=256] [L167] RET step() [L168] CALL, EXPR property() [L158] EXPR (((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=0, var_1_12=3, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=65534, var_1_27=65534, var_1_28=-2, var_1_29=4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=4, var_1_36=4, var_1_37=65534, var_1_3=0, var_1_5=32, var_1_6=256] [L158-L159] return (((((((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1)) && (((var_1_17 <= var_1_17) || var_1_3) ? (((var_1_17 / var_1_15) > 25.25) ? (var_1_12 == ((double) 128.5)) : 1) : (var_1_12 == ((double) var_1_16)))) && (((((((var_1_14 - var_1_20)) < (var_1_5)) ? ((var_1_14 - var_1_20)) : (var_1_5))) < var_1_20) ? (var_1_3 ? (var_1_17 == ((double) 128.1)) : 1) : 1)) && (((var_1_5 * var_1_13) > last_1_var_1_10) ? (var_1_20 == ((unsigned char) ((((((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) < 0 ) ? -(((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) : (((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))))))) : 1)) && (((var_1_17 + var_1_12) <= var_1_17) ? ((var_1_6 >= var_1_6) ? (var_1_23 == ((unsigned long int) var_1_20)) : 1) : 1) ; [L168] RET, EXPR property() [L168] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=0, var_1_12=3, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=65534, var_1_27=65534, var_1_28=-2, var_1_29=4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=4, var_1_36=4, var_1_37=65534, var_1_3=0, var_1_5=32, var_1_6=256] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=0, var_1_12=3, var_1_13=8, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=0, var_1_26=65534, var_1_27=65534, var_1_28=-2, var_1_29=4, var_1_30=4, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=4, var_1_36=4, var_1_37=65534, var_1_3=0, var_1_5=32, var_1_6=256] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 88 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 25.9s, OverallIterations: 10, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 4.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1386 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1386 mSDsluCounter, 3651 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2186 mSDsCounter, 323 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1276 IncrementalHoareTripleChecker+Invalid, 1599 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 323 mSolverCounterUnsat, 1465 mSDtfsCounter, 1276 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1718 GetRequests, 1640 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 657 ImplicationChecksByTransitivity, 5.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1666occurred in iteration=9, InterpolantAutomatonStates: 58, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 306 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 15.5s InterpolantComputationTime, 1864 NumberOfCodeBlocks, 1864 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1685 ConstructedInterpolants, 0 QuantifiedInterpolants, 9274 SizeOfPredicates, 31 NumberOfNonLiveVariables, 3751 ConjunctsInSsa, 73 ConjunctsInUnsatCore, 10 InterpolantComputations, 8 PerfectInterpolantSequences, 12676/13000 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 [2023-11-12 02:12:32,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl --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 5ca8d44de1b038c40865b8a2cfc17e34a1f96999f82ad60fa9216aae98b3e84c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:12:34,769 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:12:34,858 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-12 02:12:34,864 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:12:34,865 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:12:34,915 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:12:34,916 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:12:34,916 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:12:34,918 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:12:34,923 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:12:34,924 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:12:34,924 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:12:34,925 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:12:34,927 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:12:34,927 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:12:34,928 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:12:34,928 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:12:34,928 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:12:34,929 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:12:34,929 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:12:34,930 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:12:34,930 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:12:34,931 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 02:12:34,931 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 02:12:34,931 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:12:34,932 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:12:34,932 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:12:34,933 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:12:34,933 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:12:34,934 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:12:34,935 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:12:34,935 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:12:34,936 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:12:34,936 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:12:34,936 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-12 02:12:34,937 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 02:12:34,937 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:12:34,937 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:12:34,937 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:12:34,938 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:12:34,939 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-12 02:12:34,939 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:12:34,939 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_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ca8d44de1b038c40865b8a2cfc17e34a1f96999f82ad60fa9216aae98b3e84c [2023-11-12 02:12:35,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:12:35,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:12:35,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:12:35,355 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:12:35,355 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:12:35,357 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i [2023-11-12 02:12:38,517 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:12:38,841 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:12:38,842 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i [2023-11-12 02:12:38,854 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/data/5eb2bdd62/53de8e4775174f4f9bc48b56b85ae66b/FLAGcec459db2 [2023-11-12 02:12:38,878 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/data/5eb2bdd62/53de8e4775174f4f9bc48b56b85ae66b [2023-11-12 02:12:38,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:12:38,883 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:12:38,885 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:12:38,885 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:12:38,892 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:12:38,893 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:12:38" (1/1) ... [2023-11-12 02:12:38,894 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ca32d1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:38, skipping insertion in model container [2023-11-12 02:12:38,894 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:12:38" (1/1) ... [2023-11-12 02:12:38,944 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:12:39,147 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_57077dda-be35-499a-a10e-28a8d6e6c3b9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i[914,927] [2023-11-12 02:12:39,225 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:12:39,245 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:12:39,262 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_57077dda-be35-499a-a10e-28a8d6e6c3b9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-3.i[914,927] [2023-11-12 02:12:39,315 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:12:39,349 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:12:39,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:39 WrapperNode [2023-11-12 02:12:39,354 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:12:39,356 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:12:39,357 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:12:39,358 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:12:39,366 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:39" (1/1) ... [2023-11-12 02:12:39,384 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:39" (1/1) ... [2023-11-12 02:12:39,427 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 171 [2023-11-12 02:12:39,428 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:12:39,428 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:12:39,429 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:12:39,429 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:12:39,439 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:39" (1/1) ... [2023-11-12 02:12:39,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:39" (1/1) ... [2023-11-12 02:12:39,446 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:39" (1/1) ... [2023-11-12 02:12:39,447 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:39" (1/1) ... [2023-11-12 02:12:39,461 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:39" (1/1) ... [2023-11-12 02:12:39,465 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:39" (1/1) ... [2023-11-12 02:12:39,469 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:39" (1/1) ... [2023-11-12 02:12:39,472 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:39" (1/1) ... [2023-11-12 02:12:39,477 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:12:39,478 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:12:39,479 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:12:39,479 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:12:39,480 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:39" (1/1) ... [2023-11-12 02:12:39,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:12:39,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:39,529 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:39,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:12:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:12:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 02:12:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:12:39,582 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:12:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:12:39,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:12:39,680 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:12:39,682 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:12:50,549 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:12:50,557 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:12:50,557 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:12:50,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:12:50 BoogieIcfgContainer [2023-11-12 02:12:50,560 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:12:50,563 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:12:50,564 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:12:50,567 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:12:50,568 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:12:38" (1/3) ... [2023-11-12 02:12:50,569 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33d0318 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:12:50, skipping insertion in model container [2023-11-12 02:12:50,569 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:39" (2/3) ... [2023-11-12 02:12:50,570 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33d0318 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:12:50, skipping insertion in model container [2023-11-12 02:12:50,570 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:12:50" (3/3) ... [2023-11-12 02:12:50,571 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-3.i [2023-11-12 02:12:50,592 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:12:50,592 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:12:50,645 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:12:50,653 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;@6747ad35, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:12:50,653 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:12:50,658 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 50 states have (on average 1.42) internal successors, (71), 51 states have internal predecessors, (71), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-12 02:12:50,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-12 02:12:50,676 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:12:50,677 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:12:50,677 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:12:50,683 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:12:50,684 INFO L85 PathProgramCache]: Analyzing trace with hash -1636033674, now seen corresponding path program 1 times [2023-11-12 02:12:50,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:12:50,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [282645772] [2023-11-12 02:12:50,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:12:50,701 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 [2023-11-12 02:12:50,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:12:50,707 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:12:50,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:12:52,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:12:52,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 02:12:52,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:12:52,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2023-11-12 02:12:52,297 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:12:52,298 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:12:52,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [282645772] [2023-11-12 02:12:52,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [282645772] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:12:52,299 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:12:52,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:12:52,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627840236] [2023-11-12 02:12:52,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:12:52,309 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 02:12:52,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:12:52,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:12:52,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:12:52,341 INFO L87 Difference]: Start difference. First operand has 79 states, 50 states have (on average 1.42) internal successors, (71), 51 states have internal predecessors, (71), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-12 02:12:52,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:12:52,378 INFO L93 Difference]: Finished difference Result 151 states and 266 transitions. [2023-11-12 02:12:52,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:12:52,381 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 165 [2023-11-12 02:12:52,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:12:52,390 INFO L225 Difference]: With dead ends: 151 [2023-11-12 02:12:52,390 INFO L226 Difference]: Without dead ends: 75 [2023-11-12 02:12:52,394 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:12:52,407 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:12:52,408 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:12:52,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2023-11-12 02:12:52,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2023-11-12 02:12:52,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 47 states have (on average 1.3404255319148937) internal successors, (63), 47 states have internal predecessors, (63), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-12 02:12:52,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 115 transitions. [2023-11-12 02:12:52,495 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 115 transitions. Word has length 165 [2023-11-12 02:12:52,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:12:52,496 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 115 transitions. [2023-11-12 02:12:52,497 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-12 02:12:52,497 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 115 transitions. [2023-11-12 02:12:52,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-12 02:12:52,509 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:12:52,510 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:12:52,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-12 02:12:52,723 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:12:52,724 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:12:52,724 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:12:52,724 INFO L85 PathProgramCache]: Analyzing trace with hash 127020282, now seen corresponding path program 1 times [2023-11-12 02:12:52,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:12:52,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1868766916] [2023-11-12 02:12:52,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:12:52,726 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 [2023-11-12 02:12:52,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:12:52,728 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:12:52,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57077dda-be35-499a-a10e-28a8d6e6c3b9/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:12:53,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:12:54,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 02:12:54,050 INFO L285 TraceCheckSpWp]: Computing forward predicates...