./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu --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 ef09520730e82204e9b1168e46fbb148d498860060e48e36c72de6a0ddbbcce2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:43:38,393 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:43:38,519 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:43:38,531 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:43:38,532 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:43:38,585 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:43:38,585 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:43:38,586 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:43:38,587 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:43:38,593 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:43:38,594 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:43:38,595 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:43:38,595 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:43:38,597 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:43:38,598 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:43:38,598 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:43:38,599 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:43:38,599 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:43:38,600 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:43:38,600 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:43:38,601 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:43:38,602 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:43:38,602 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:43:38,602 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:43:38,603 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:43:38,604 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:43:38,604 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:43:38,605 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:43:38,605 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:43:38,606 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:43:38,607 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:43:38,608 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:43:38,608 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:43:38,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:43:38,609 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:43:38,609 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:43:38,609 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:43:38,609 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:43:38,610 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:43:38,610 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_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef09520730e82204e9b1168e46fbb148d498860060e48e36c72de6a0ddbbcce2 [2023-11-19 07:43:38,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:43:39,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:43:39,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:43:39,045 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:43:39,045 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:43:39,047 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i [2023-11-19 07:43:42,119 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:43:42,407 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:43:42,408 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i [2023-11-19 07:43:42,418 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/data/7821f9dd0/08b8b09d9a624d0c8c9bf6e1c34cb424/FLAG1db81020f [2023-11-19 07:43:42,434 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/data/7821f9dd0/08b8b09d9a624d0c8c9bf6e1c34cb424 [2023-11-19 07:43:42,437 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:43:42,438 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:43:42,440 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:43:42,440 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:43:42,451 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:43:42,455 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:43:42" (1/1) ... [2023-11-19 07:43:42,456 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fa9a3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:42, skipping insertion in model container [2023-11-19 07:43:42,457 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:43:42" (1/1) ... [2023-11-19 07:43:42,512 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:43:42,687 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_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i[919,932] [2023-11-19 07:43:42,827 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:43:42,852 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:43:42,873 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_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i[919,932] [2023-11-19 07:43:42,931 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:43:42,949 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:43:42,950 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:42 WrapperNode [2023-11-19 07:43:42,950 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:43:42,951 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:43:42,952 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:43:42,952 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:43:42,960 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:42" (1/1) ... [2023-11-19 07:43:42,974 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:42" (1/1) ... [2023-11-19 07:43:43,035 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 219 [2023-11-19 07:43:43,036 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:43:43,037 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:43:43,038 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:43:43,039 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:43:43,049 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:42" (1/1) ... [2023-11-19 07:43:43,050 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:42" (1/1) ... [2023-11-19 07:43:43,054 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:42" (1/1) ... [2023-11-19 07:43:43,054 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:42" (1/1) ... [2023-11-19 07:43:43,071 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:42" (1/1) ... [2023-11-19 07:43:43,076 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:42" (1/1) ... [2023-11-19 07:43:43,080 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:42" (1/1) ... [2023-11-19 07:43:43,084 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:42" (1/1) ... [2023-11-19 07:43:43,093 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:43:43,100 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:43:43,101 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:43:43,101 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:43:43,102 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:42" (1/1) ... [2023-11-19 07:43:43,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:43:43,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:43:43,138 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:43:43,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:43:43,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:43:43,179 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:43:43,179 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:43:43,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:43:43,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:43:43,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:43:43,261 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:43:43,263 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:43:43,844 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:43:43,855 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:43:43,855 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:43:43,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:43:43 BoogieIcfgContainer [2023-11-19 07:43:43,863 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:43:43,867 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:43:43,867 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:43:43,870 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:43:43,871 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:43:42" (1/3) ... [2023-11-19 07:43:43,871 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1801bfb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:43:43, skipping insertion in model container [2023-11-19 07:43:43,872 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:42" (2/3) ... [2023-11-19 07:43:43,872 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1801bfb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:43:43, skipping insertion in model container [2023-11-19 07:43:43,872 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:43:43" (3/3) ... [2023-11-19 07:43:43,873 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i [2023-11-19 07:43:43,895 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:43:43,896 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:43:43,961 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:43:43,968 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;@2ccde266, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:43:43,968 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:43:43,973 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 70 states have (on average 1.5142857142857142) internal successors, (106), 71 states have internal predecessors, (106), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-19 07:43:43,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-19 07:43:43,990 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:43:43,991 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:43:43,992 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:43:43,997 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:43:43,997 INFO L85 PathProgramCache]: Analyzing trace with hash 1771228919, now seen corresponding path program 1 times [2023-11-19 07:43:44,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:43:44,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069778714] [2023-11-19 07:43:44,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:43:44,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:43:44,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:44,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:43:44,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069778714] [2023-11-19 07:43:44,307 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-19 07:43:44,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1423428154] [2023-11-19 07:43:44,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:43:44,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:43:44,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:43:44,310 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:43:44,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 07:43:44,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:44,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:43:44,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:43:44,694 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2023-11-19 07:43:44,696 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:43:44,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1423428154] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:43:44,698 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:43:44,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:43:44,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763585946] [2023-11-19 07:43:44,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:43:44,708 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:43:44,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:43:44,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:43:44,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:43:44,766 INFO L87 Difference]: Start difference. First operand has 95 states, 70 states have (on average 1.5142857142857142) internal successors, (106), 71 states have internal predecessors, (106), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-19 07:43:44,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:43:44,815 INFO L93 Difference]: Finished difference Result 182 states and 314 transitions. [2023-11-19 07:43:44,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:43:44,817 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 155 [2023-11-19 07:43:44,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:43:44,825 INFO L225 Difference]: With dead ends: 182 [2023-11-19 07:43:44,825 INFO L226 Difference]: Without dead ends: 90 [2023-11-19 07:43:44,831 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:43:44,834 INFO L413 NwaCegarLoop]: 136 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, 136 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 [2023-11-19 07:43:44,835 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:43:44,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-19 07:43:44,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-19 07:43:44,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 66 states have (on average 1.393939393939394) internal successors, (92), 66 states have internal predecessors, (92), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-19 07:43:44,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 136 transitions. [2023-11-19 07:43:44,888 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 136 transitions. Word has length 155 [2023-11-19 07:43:44,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:43:44,889 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 136 transitions. [2023-11-19 07:43:44,889 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-19 07:43:44,889 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 136 transitions. [2023-11-19 07:43:44,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-19 07:43:44,894 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:43:44,894 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:43:44,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:43:45,096 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 07:43:45,097 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:43:45,097 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:43:45,097 INFO L85 PathProgramCache]: Analyzing trace with hash 1244700457, now seen corresponding path program 1 times [2023-11-19 07:43:45,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:43:45,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971784161] [2023-11-19 07:43:45,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:43:45,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:43:45,219 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:43:45,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1174568227] [2023-11-19 07:43:45,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:43:45,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:43:45,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:43:45,222 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:43:45,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 07:43:45,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:45,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:43:45,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:43:45,475 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-11-19 07:43:45,475 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:43:45,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:43:45,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971784161] [2023-11-19 07:43:45,476 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:43:45,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1174568227] [2023-11-19 07:43:45,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1174568227] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:43:45,476 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:43:45,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:43:45,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679591988] [2023-11-19 07:43:45,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:43:45,478 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:43:45,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:43:45,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:43:45,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:43:45,480 INFO L87 Difference]: Start difference. First operand 90 states and 136 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-19 07:43:45,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:43:45,544 INFO L93 Difference]: Finished difference Result 225 states and 340 transitions. [2023-11-19 07:43:45,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:43:45,545 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 155 [2023-11-19 07:43:45,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:43:45,549 INFO L225 Difference]: With dead ends: 225 [2023-11-19 07:43:45,549 INFO L226 Difference]: Without dead ends: 138 [2023-11-19 07:43:45,550 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:43:45,552 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 60 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 255 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:43:45,553 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 255 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:43:45,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2023-11-19 07:43:45,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 135. [2023-11-19 07:43:45,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 102 states have (on average 1.392156862745098) internal successors, (142), 103 states have internal predecessors, (142), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-19 07:43:45,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 202 transitions. [2023-11-19 07:43:45,598 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 202 transitions. Word has length 155 [2023-11-19 07:43:45,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:43:45,602 INFO L495 AbstractCegarLoop]: Abstraction has 135 states and 202 transitions. [2023-11-19 07:43:45,603 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-19 07:43:45,603 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 202 transitions. [2023-11-19 07:43:45,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-19 07:43:45,610 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:43:45,611 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:43:45,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:43:45,835 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:43:45,836 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:43:45,836 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:43:45,837 INFO L85 PathProgramCache]: Analyzing trace with hash 1924758827, now seen corresponding path program 1 times [2023-11-19 07:43:45,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:43:45,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307771549] [2023-11-19 07:43:45,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:43:45,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:43:45,937 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:43:45,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [75436558] [2023-11-19 07:43:45,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:43:45,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:43:45,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:43:45,953 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:43:45,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-19 07:43:46,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:46,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 07:43:46,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:43:46,413 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-11-19 07:43:46,419 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:43:46,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:43:46,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307771549] [2023-11-19 07:43:46,420 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:43:46,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [75436558] [2023-11-19 07:43:46,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [75436558] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:43:46,421 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:43:46,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:43:46,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050203468] [2023-11-19 07:43:46,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:43:46,424 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:43:46,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:43:46,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:43:46,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:43:46,426 INFO L87 Difference]: Start difference. First operand 135 states and 202 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-19 07:43:46,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:43:46,497 INFO L93 Difference]: Finished difference Result 355 states and 536 transitions. [2023-11-19 07:43:46,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:43:46,498 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 155 [2023-11-19 07:43:46,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:43:46,509 INFO L225 Difference]: With dead ends: 355 [2023-11-19 07:43:46,510 INFO L226 Difference]: Without dead ends: 223 [2023-11-19 07:43:46,514 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:43:46,517 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 39 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 251 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:43:46,522 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 251 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:43:46,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2023-11-19 07:43:46,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 189. [2023-11-19 07:43:46,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 132 states have (on average 1.3181818181818181) internal successors, (174), 133 states have internal predecessors, (174), 52 states have call successors, (52), 4 states have call predecessors, (52), 4 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-19 07:43:46,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 278 transitions. [2023-11-19 07:43:46,584 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 278 transitions. Word has length 155 [2023-11-19 07:43:46,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:43:46,585 INFO L495 AbstractCegarLoop]: Abstraction has 189 states and 278 transitions. [2023-11-19 07:43:46,585 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-19 07:43:46,585 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 278 transitions. [2023-11-19 07:43:46,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-19 07:43:46,589 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:43:46,589 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:43:46,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:43:46,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:43:46,805 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:43:46,805 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:43:46,806 INFO L85 PathProgramCache]: Analyzing trace with hash 2080579164, now seen corresponding path program 1 times [2023-11-19 07:43:46,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:43:46,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622526203] [2023-11-19 07:43:46,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:43:46,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:43:46,879 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:43:46,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1600725469] [2023-11-19 07:43:46,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:43:46,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:43:46,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:43:46,881 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:43:46,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 07:43:47,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:47,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 07:43:47,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:43:48,067 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 494 proven. 60 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2023-11-19 07:43:48,067 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:43:48,212 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-11-19 07:43:48,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:43:48,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622526203] [2023-11-19 07:43:48,213 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:43:48,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1600725469] [2023-11-19 07:43:48,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1600725469] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-19 07:43:48,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 07:43:48,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11] total 12 [2023-11-19 07:43:48,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313215206] [2023-11-19 07:43:48,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:43:48,214 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:43:48,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:43:48,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:43:48,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2023-11-19 07:43:48,216 INFO L87 Difference]: Start difference. First operand 189 states and 278 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-19 07:43:48,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:43:48,376 INFO L93 Difference]: Finished difference Result 353 states and 532 transitions. [2023-11-19 07:43:48,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 07:43:48,376 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 156 [2023-11-19 07:43:48,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:43:48,379 INFO L225 Difference]: With dead ends: 353 [2023-11-19 07:43:48,379 INFO L226 Difference]: Without dead ends: 221 [2023-11-19 07:43:48,380 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 311 GetRequests, 300 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2023-11-19 07:43:48,381 INFO L413 NwaCegarLoop]: 214 mSDtfsCounter, 129 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 512 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:43:48,382 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 512 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 07:43:48,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2023-11-19 07:43:48,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 189. [2023-11-19 07:43:48,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 132 states have (on average 1.303030303030303) internal successors, (172), 133 states have internal predecessors, (172), 52 states have call successors, (52), 4 states have call predecessors, (52), 4 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-19 07:43:48,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 276 transitions. [2023-11-19 07:43:48,445 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 276 transitions. Word has length 156 [2023-11-19 07:43:48,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:43:48,446 INFO L495 AbstractCegarLoop]: Abstraction has 189 states and 276 transitions. [2023-11-19 07:43:48,446 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-19 07:43:48,446 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 276 transitions. [2023-11-19 07:43:48,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 07:43:48,453 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:43:48,453 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:43:48,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:43:48,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:43:48,661 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:43:48,661 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:43:48,662 INFO L85 PathProgramCache]: Analyzing trace with hash 784165166, now seen corresponding path program 1 times [2023-11-19 07:43:48,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:43:48,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987341354] [2023-11-19 07:43:48,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:43:48,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:43:48,723 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:43:48,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [113365105] [2023-11-19 07:43:48,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:43:48,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:43:48,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:43:48,737 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:43:48,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-19 07:43:48,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:48,992 INFO L262 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 07:43:49,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:43:50,132 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 577 proven. 54 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2023-11-19 07:43:50,132 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:43:51,390 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 66 proven. 57 refuted. 0 times theorem prover too weak. 801 trivial. 0 not checked. [2023-11-19 07:43:51,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:43:51,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987341354] [2023-11-19 07:43:51,391 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:43:51,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [113365105] [2023-11-19 07:43:51,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [113365105] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:43:51,391 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:43:51,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 25 [2023-11-19 07:43:51,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199519686] [2023-11-19 07:43:51,392 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:43:51,393 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2023-11-19 07:43:51,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:43:51,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2023-11-19 07:43:51,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=182, Invalid=418, Unknown=0, NotChecked=0, Total=600 [2023-11-19 07:43:51,395 INFO L87 Difference]: Start difference. First operand 189 states and 276 transitions. Second operand has 25 states, 23 states have (on average 4.478260869565218) internal successors, (103), 25 states have internal predecessors, (103), 9 states have call successors, (34), 5 states have call predecessors, (34), 8 states have return successors, (34), 7 states have call predecessors, (34), 9 states have call successors, (34) [2023-11-19 07:43:54,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:43:54,807 INFO L93 Difference]: Finished difference Result 672 states and 937 transitions. [2023-11-19 07:43:54,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-11-19 07:43:54,808 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 23 states have (on average 4.478260869565218) internal successors, (103), 25 states have internal predecessors, (103), 9 states have call successors, (34), 5 states have call predecessors, (34), 8 states have return successors, (34), 7 states have call predecessors, (34), 9 states have call successors, (34) Word has length 158 [2023-11-19 07:43:54,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:43:54,813 INFO L225 Difference]: With dead ends: 672 [2023-11-19 07:43:54,813 INFO L226 Difference]: Without dead ends: 540 [2023-11-19 07:43:54,815 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 349 GetRequests, 295 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 683 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=911, Invalid=2169, Unknown=0, NotChecked=0, Total=3080 [2023-11-19 07:43:54,817 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 713 mSDsluCounter, 688 mSDsCounter, 0 mSdLazyCounter, 1229 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 723 SdHoareTripleChecker+Valid, 793 SdHoareTripleChecker+Invalid, 1386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 1229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-19 07:43:54,817 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [723 Valid, 793 Invalid, 1386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1229 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-19 07:43:54,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2023-11-19 07:43:54,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 303. [2023-11-19 07:43:54,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 303 states, 220 states have (on average 1.2772727272727273) internal successors, (281), 223 states have internal predecessors, (281), 70 states have call successors, (70), 12 states have call predecessors, (70), 12 states have return successors, (70), 67 states have call predecessors, (70), 70 states have call successors, (70) [2023-11-19 07:43:54,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 421 transitions. [2023-11-19 07:43:54,879 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 421 transitions. Word has length 158 [2023-11-19 07:43:54,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:43:54,880 INFO L495 AbstractCegarLoop]: Abstraction has 303 states and 421 transitions. [2023-11-19 07:43:54,880 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 23 states have (on average 4.478260869565218) internal successors, (103), 25 states have internal predecessors, (103), 9 states have call successors, (34), 5 states have call predecessors, (34), 8 states have return successors, (34), 7 states have call predecessors, (34), 9 states have call successors, (34) [2023-11-19 07:43:54,880 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 421 transitions. [2023-11-19 07:43:54,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 07:43:54,883 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:43:54,883 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:43:54,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-19 07:43:55,109 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:43:55,109 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:43:55,110 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:43:55,110 INFO L85 PathProgramCache]: Analyzing trace with hash 1464223536, now seen corresponding path program 1 times [2023-11-19 07:43:55,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:43:55,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17339452] [2023-11-19 07:43:55,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:43:55,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:43:55,147 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:43:55,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1894089368] [2023-11-19 07:43:55,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:43:55,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:43:55,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:43:55,153 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:43:55,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-19 07:43:55,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:55,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 07:43:55,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:43:56,681 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 481 proven. 33 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2023-11-19 07:43:56,681 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:43:57,407 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 30 proven. 33 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-11-19 07:43:57,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:43:57,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [17339452] [2023-11-19 07:43:57,407 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:43:57,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1894089368] [2023-11-19 07:43:57,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1894089368] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:43:57,408 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:43:57,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 18 [2023-11-19 07:43:57,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212245217] [2023-11-19 07:43:57,408 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:43:57,409 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-11-19 07:43:57,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:43:57,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-19 07:43:57,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=205, Unknown=0, NotChecked=0, Total=306 [2023-11-19 07:43:57,411 INFO L87 Difference]: Start difference. First operand 303 states and 421 transitions. Second operand has 18 states, 18 states have (on average 5.222222222222222) internal successors, (94), 18 states have internal predecessors, (94), 4 states have call successors, (44), 3 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2023-11-19 07:43:58,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:43:58,998 INFO L93 Difference]: Finished difference Result 1019 states and 1488 transitions. [2023-11-19 07:43:59,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-11-19 07:43:59,001 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 5.222222222222222) internal successors, (94), 18 states have internal predecessors, (94), 4 states have call successors, (44), 3 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) Word has length 158 [2023-11-19 07:43:59,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:43:59,006 INFO L225 Difference]: With dead ends: 1019 [2023-11-19 07:43:59,006 INFO L226 Difference]: Without dead ends: 785 [2023-11-19 07:43:59,007 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 329 GetRequests, 298 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 249 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=316, Invalid=740, Unknown=0, NotChecked=0, Total=1056 [2023-11-19 07:43:59,008 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 665 mSDsluCounter, 560 mSDsCounter, 0 mSdLazyCounter, 796 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 686 SdHoareTripleChecker+Valid, 639 SdHoareTripleChecker+Invalid, 859 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 796 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:43:59,009 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [686 Valid, 639 Invalid, 859 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 796 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-19 07:43:59,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 785 states. [2023-11-19 07:43:59,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 785 to 321. [2023-11-19 07:43:59,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 321 states, 238 states have (on average 1.3025210084033614) internal successors, (310), 241 states have internal predecessors, (310), 70 states have call successors, (70), 12 states have call predecessors, (70), 12 states have return successors, (70), 67 states have call predecessors, (70), 70 states have call successors, (70) [2023-11-19 07:43:59,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 450 transitions. [2023-11-19 07:43:59,083 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 450 transitions. Word has length 158 [2023-11-19 07:43:59,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:43:59,084 INFO L495 AbstractCegarLoop]: Abstraction has 321 states and 450 transitions. [2023-11-19 07:43:59,084 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 5.222222222222222) internal successors, (94), 18 states have internal predecessors, (94), 4 states have call successors, (44), 3 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2023-11-19 07:43:59,084 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 450 transitions. [2023-11-19 07:43:59,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-19 07:43:59,086 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:43:59,087 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:43:59,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-19 07:43:59,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:43:59,309 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:43:59,309 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:43:59,309 INFO L85 PathProgramCache]: Analyzing trace with hash -1814767848, now seen corresponding path program 1 times [2023-11-19 07:43:59,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:43:59,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722650545] [2023-11-19 07:43:59,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:43:59,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:43:59,342 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:43:59,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [931916103] [2023-11-19 07:43:59,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:43:59,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:43:59,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:43:59,344 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:43:59,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-19 07:43:59,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:59,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 07:43:59,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:43:59,720 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-11-19 07:43:59,721 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:43:59,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:43:59,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722650545] [2023-11-19 07:43:59,721 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:43:59,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [931916103] [2023-11-19 07:43:59,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [931916103] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:43:59,722 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:43:59,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:43:59,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277203987] [2023-11-19 07:43:59,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:43:59,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 07:43:59,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:43:59,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 07:43:59,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:43:59,724 INFO L87 Difference]: Start difference. First operand 321 states and 450 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-19 07:43:59,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:43:59,976 INFO L93 Difference]: Finished difference Result 667 states and 936 transitions. [2023-11-19 07:43:59,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-19 07:43:59,977 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 159 [2023-11-19 07:43:59,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:43:59,981 INFO L225 Difference]: With dead ends: 667 [2023-11-19 07:43:59,981 INFO L226 Difference]: Without dead ends: 429 [2023-11-19 07:43:59,982 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-19 07:43:59,983 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 156 mSDsluCounter, 470 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 590 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:43:59,983 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 590 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 07:43:59,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2023-11-19 07:44:00,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 327. [2023-11-19 07:44:00,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 327 states, 244 states have (on average 1.2950819672131149) internal successors, (316), 247 states have internal predecessors, (316), 70 states have call successors, (70), 12 states have call predecessors, (70), 12 states have return successors, (70), 67 states have call predecessors, (70), 70 states have call successors, (70) [2023-11-19 07:44:00,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 456 transitions. [2023-11-19 07:44:00,038 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 456 transitions. Word has length 159 [2023-11-19 07:44:00,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:44:00,038 INFO L495 AbstractCegarLoop]: Abstraction has 327 states and 456 transitions. [2023-11-19 07:44:00,038 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-19 07:44:00,039 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 456 transitions. [2023-11-19 07:44:00,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-19 07:44:00,041 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:44:00,041 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:44:00,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-19 07:44:00,256 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-19 07:44:00,257 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:44:00,257 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:44:00,257 INFO L85 PathProgramCache]: Analyzing trace with hash 486054742, now seen corresponding path program 1 times [2023-11-19 07:44:00,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:44:00,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829235084] [2023-11-19 07:44:00,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:44:00,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:44:00,295 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:44:00,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [749987185] [2023-11-19 07:44:00,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:44:00,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:44:00,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:44:00,297 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:44:00,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-19 07:44:00,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:44:00,467 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:44:00,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:44:00,655 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:44:00,655 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:44:00,656 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:44:00,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-19 07:44:00,881 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-11-19 07:44:00,884 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:44:00,887 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:44:01,004 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-19 07:44:01,005 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite6 could not be translated [2023-11-19 07:44:01,005 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-19 07:44:01,008 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-11-19 07:44:01,011 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated [2023-11-19 07:44:01,012 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated [2023-11-19 07:44:01,012 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite23 could not be translated [2023-11-19 07:44:01,012 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated [2023-11-19 07:44:01,012 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite23 could not be translated [2023-11-19 07:44:01,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:44:01 BoogieIcfgContainer [2023-11-19 07:44:01,041 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:44:01,042 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:44:01,042 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:44:01,042 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:44:01,043 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:43:43" (3/4) ... [2023-11-19 07:44:01,045 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:44:01,046 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:44:01,046 INFO L158 Benchmark]: Toolchain (without parser) took 18608.32ms. Allocated memory was 201.3MB in the beginning and 247.5MB in the end (delta: 46.1MB). Free memory was 170.4MB in the beginning and 185.9MB in the end (delta: -15.5MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2023-11-19 07:44:01,047 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 104.9MB. Free memory was 72.5MB in the beginning and 72.4MB in the end (delta: 27.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:44:01,047 INFO L158 Benchmark]: CACSL2BoogieTranslator took 510.82ms. Allocated memory is still 201.3MB. Free memory was 170.4MB in the beginning and 153.9MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 07:44:01,047 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.00ms. Allocated memory is still 201.3MB. Free memory was 153.9MB in the beginning and 149.2MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:44:01,048 INFO L158 Benchmark]: Boogie Preprocessor took 62.36ms. Allocated memory is still 201.3MB. Free memory was 149.2MB in the beginning and 146.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:44:01,048 INFO L158 Benchmark]: RCFGBuilder took 763.95ms. Allocated memory is still 201.3MB. Free memory was 146.3MB in the beginning and 116.9MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 07:44:01,048 INFO L158 Benchmark]: TraceAbstraction took 17174.77ms. Allocated memory was 201.3MB in the beginning and 247.5MB in the end (delta: 46.1MB). Free memory was 116.1MB in the beginning and 185.9MB in the end (delta: -69.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:44:01,049 INFO L158 Benchmark]: Witness Printer took 3.91ms. Allocated memory is still 247.5MB. Free memory is still 185.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:44:01,051 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 104.9MB. Free memory was 72.5MB in the beginning and 72.4MB in the end (delta: 27.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 510.82ms. Allocated memory is still 201.3MB. Free memory was 170.4MB in the beginning and 153.9MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.00ms. Allocated memory is still 201.3MB. Free memory was 153.9MB in the beginning and 149.2MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.36ms. Allocated memory is still 201.3MB. Free memory was 149.2MB in the beginning and 146.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 763.95ms. Allocated memory is still 201.3MB. Free memory was 146.3MB in the beginning and 116.9MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 17174.77ms. Allocated memory was 201.3MB in the beginning and 247.5MB in the end (delta: 46.1MB). Free memory was 116.1MB in the beginning and 185.9MB in the end (delta: -69.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.91ms. Allocated memory is still 247.5MB. Free memory is still 185.9MB. 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~ite6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite23 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite23 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 178, overapproximation of bitwiseOr at line 66, overapproximation of someBinaryDOUBLEComparisonOperation at line 178, overapproximation of someBinaryArithmeticFLOAToperation at line 128. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 64; [L23] unsigned char var_1_4 = 0; [L24] unsigned long int var_1_5 = 3914692693; [L25] unsigned long int var_1_7 = 1; [L26] unsigned char var_1_8 = 0; [L27] unsigned char var_1_9 = 0; [L28] unsigned char var_1_10 = 0; [L29] unsigned char var_1_11 = 50; [L30] signed long int var_1_12 = 25; [L31] signed long int var_1_13 = 1; [L32] float var_1_15 = 4.75; [L33] unsigned char var_1_16 = 100; [L34] float var_1_17 = 50.1; [L35] float var_1_18 = 100.9; [L36] float var_1_19 = 8.5; [L37] float var_1_20 = 10.625; [L38] float var_1_21 = 0.0; [L39] float var_1_22 = 7.8; [L40] float var_1_23 = 8.25; [L41] double var_1_24 = 5.5; [L42] signed char var_1_25 = -16; [L43] float var_1_28 = 3.5; [L44] signed short int var_1_29 = -8; [L45] signed char var_1_31 = -32; [L46] signed char var_1_32 = 2; [L47] signed long int var_1_34 = -4; [L48] double var_1_38 = 0.5; [L49] unsigned long int last_1_var_1_1 = 64; [L50] unsigned char last_1_var_1_11 = 50; VAL [isInitial=0, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L182] isInitial = 1 [L183] FCALL initially() [L184] COND TRUE 1 [L185] CALL updateLastVariables() [L174] last_1_var_1_1 = var_1_1 [L175] last_1_var_1_11 = var_1_11 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L185] RET updateLastVariables() [L186] CALL updateVariables() [L136] var_1_4 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L137] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L138] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L138] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L139] var_1_5 = __VERIFIER_nondet_ulong() [L140] CALL assume_abort_if_not(var_1_5 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L140] RET assume_abort_if_not(var_1_5 >= 3221225470) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L141] CALL assume_abort_if_not(var_1_5 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L141] RET assume_abort_if_not(var_1_5 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L142] var_1_7 = __VERIFIER_nondet_ulong() [L143] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L143] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L144] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L144] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L145] var_1_9 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L146] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L147] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L147] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L148] var_1_10 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L149] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L150] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L150] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L151] var_1_12 = __VERIFIER_nondet_long() [L152] CALL assume_abort_if_not(var_1_12 >= 14) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L152] RET assume_abort_if_not(var_1_12 >= 14) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L153] CALL assume_abort_if_not(var_1_12 <= 29) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L153] RET assume_abort_if_not(var_1_12 <= 29) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L154] var_1_13 = __VERIFIER_nondet_long() [L155] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L155] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L156] CALL assume_abort_if_not(var_1_13 <= 14) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L156] RET assume_abort_if_not(var_1_13 <= 14) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L157] var_1_16 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L158] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L159] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L159] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L160] var_1_17 = __VERIFIER_nondet_float() [L161] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L161] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L162] var_1_19 = __VERIFIER_nondet_float() [L163] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L163] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L164] var_1_20 = __VERIFIER_nondet_float() [L165] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L165] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L166] var_1_21 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_21 >= 2305843.009213691390e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L167] RET assume_abort_if_not((var_1_21 >= 2305843.009213691390e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L168] var_1_22 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L169] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L170] var_1_23 = __VERIFIER_nondet_float() [L171] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L171] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L186] RET updateVariables() [L187] CALL step() [L54] COND FALSE !((~ (var_1_5 % 200u)) < 32u) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L57] COND TRUE var_1_12 > var_1_16 [L58] var_1_28 = ((((4.2f) < (1.25f)) ? (4.2f) : (1.25f))) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L60] COND TRUE (~ (5 + var_1_16)) >= 10000u [L61] var_1_29 = (((((var_1_13 + var_1_12)) > (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))))) ? ((var_1_13 + var_1_12)) : (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))))) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L65] var_1_31 = var_1_12 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L66] EXPR var_1_1 | -5 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L66] EXPR ((var_1_13) < ((var_1_1 | -5))) ? (var_1_13) : ((var_1_1 | -5)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L66] COND FALSE !(var_1_11 <= ((((var_1_13) < ((var_1_1 | -5))) ? (var_1_13) : ((var_1_1 | -5))))) [L71] COND TRUE ((((var_1_12) < (var_1_12)) ? (var_1_12) : (var_1_12))) <= var_1_11 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L72] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L88] var_1_38 = var_1_19 [L89] signed long int stepLocal_1 = last_1_var_1_11; [L90] signed long int stepLocal_0 = last_1_var_1_11; VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=3, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L91] COND TRUE stepLocal_1 < last_1_var_1_1 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=3, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L92] COND FALSE !(last_1_var_1_1 <= stepLocal_0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=3, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L96] unsigned long int stepLocal_3 = var_1_7; VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, stepLocal_3=0, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=3, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L97] EXPR 5u << (var_1_12 - var_1_13) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, stepLocal_3=0, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=3, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L97] unsigned long int stepLocal_2 = 5u << (var_1_12 - var_1_13); [L98] COND FALSE !(! ((var_1_5 > var_1_7) || var_1_8)) [L109] var_1_11 = var_1_12 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=64, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=3, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L111] COND FALSE !(! (var_1_11 >= var_1_11)) [L118] var_1_1 = var_1_11 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=14, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=3, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L120] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_18=1009/10, var_1_19=3, var_1_1=14, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=3, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L125] COND FALSE !(\read(var_1_10)) [L128] var_1_18 = (((var_1_21 - var_1_22) - var_1_23) + var_1_20) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_19=3, var_1_1=14, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=3, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L130] unsigned long int stepLocal_4 = ~ var_1_1; VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, stepLocal_2=5, stepLocal_3=0, stepLocal_4=4294967281, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_19=3, var_1_1=14, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=3, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L131] COND FALSE !(stepLocal_4 <= (var_1_12 - var_1_11)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, stepLocal_2=5, stepLocal_3=0, stepLocal_4=4294967281, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_19=3, var_1_1=14, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=3, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L187] RET step() [L188] CALL, EXPR property() [L178] EXPR (((! (var_1_11 >= var_1_11)) ? (var_1_8 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_11) - var_1_11))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_11))) && ((last_1_var_1_11 < last_1_var_1_1) ? ((last_1_var_1_1 <= last_1_var_1_11) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_19=3, var_1_1=14, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=3, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L178] EXPR (! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_19=3, var_1_1=14, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=3, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L178] EXPR (((! (var_1_11 >= var_1_11)) ? (var_1_8 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_11) - var_1_11))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_11))) && ((last_1_var_1_11 < last_1_var_1_1) ? ((last_1_var_1_1 <= last_1_var_1_11) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_19=3, var_1_1=14, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=3, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L178-L179] return ((((((! (var_1_11 >= var_1_11)) ? (var_1_8 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_11) - var_1_11))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_11))) && ((last_1_var_1_11 < last_1_var_1_1) ? ((last_1_var_1_1 <= last_1_var_1_11) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12)))) && (var_1_10 ? ((var_1_1 > (var_1_11 / (var_1_12 + var_1_16))) ? (var_1_15 == ((float) var_1_17)) : 1) : 1)) && (var_1_10 ? (var_1_18 == ((float) (var_1_19 + var_1_20))) : (var_1_18 == ((float) (((var_1_21 - var_1_22) - var_1_23) + var_1_20))))) && (((~ var_1_1) <= (var_1_12 - var_1_11)) ? (var_1_24 == ((double) var_1_22)) : 1) ; [L188] RET, EXPR property() [L188] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_19=3, var_1_1=14, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=3, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=2, var_1_19=3, var_1_1=14, var_1_20=4, var_1_21=5, var_1_22=6, var_1_23=7, var_1_24=11/2, var_1_25=-16, var_1_28=21/5, var_1_29=50, var_1_31=14, var_1_32=2, var_1_34=-4, var_1_38=3, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 95 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 16.9s, OverallIterations: 8, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 5.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1793 SdHoareTripleChecker+Valid, 3.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1762 mSDsluCounter, 3176 SdHoareTripleChecker+Invalid, 3.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2254 mSDsCounter, 273 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2214 IncrementalHoareTripleChecker+Invalid, 2487 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 273 mSolverCounterUnsat, 922 mSDtfsCounter, 2214 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1613 GetRequests, 1507 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 956 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=327occurred in iteration=7, InterpolantAutomatonStates: 84, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 7 MinimizatonAttempts, 872 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 5.9s InterpolantComputationTime, 1410 NumberOfCodeBlocks, 1410 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1558 ConstructedInterpolants, 0 QuantifiedInterpolants, 8023 SizeOfPredicates, 23 NumberOfNonLiveVariables, 2684 ConjunctsInSsa, 75 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 9003/9240 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 [2023-11-19 07:44:01,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu --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 ef09520730e82204e9b1168e46fbb148d498860060e48e36c72de6a0ddbbcce2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:44:03,774 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:44:03,844 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:44:03,850 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:44:03,851 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:44:03,884 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:44:03,889 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:44:03,890 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:44:03,891 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:44:03,892 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:44:03,893 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:44:03,894 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:44:03,895 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:44:03,899 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:44:03,900 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:44:03,901 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:44:03,902 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:44:03,903 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:44:03,903 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:44:03,904 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:44:03,905 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:44:03,905 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:44:03,906 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:44:03,906 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:44:03,907 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:44:03,907 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:44:03,908 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:44:03,908 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:44:03,909 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:44:03,909 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:44:03,911 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:44:03,911 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:44:03,911 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:44:03,912 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:44:03,912 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:44:03,912 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:44:03,913 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:44:03,913 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:44:03,913 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:44:03,914 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:44:03,915 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:44:03,915 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:44:03,916 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_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef09520730e82204e9b1168e46fbb148d498860060e48e36c72de6a0ddbbcce2 [2023-11-19 07:44:04,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:44:04,382 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:44:04,384 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:44:04,385 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:44:04,386 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:44:04,387 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i [2023-11-19 07:44:07,541 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:44:07,831 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:44:07,833 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i [2023-11-19 07:44:07,847 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/data/83aeb9da5/7408bba774d84008a9b03cc0810d5595/FLAGe4810ee5d [2023-11-19 07:44:07,866 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/data/83aeb9da5/7408bba774d84008a9b03cc0810d5595 [2023-11-19 07:44:07,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:44:07,874 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:44:07,878 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:44:07,878 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:44:07,884 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:44:07,885 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:44:07" (1/1) ... [2023-11-19 07:44:07,886 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aa9a5d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:07, skipping insertion in model container [2023-11-19 07:44:07,886 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:44:07" (1/1) ... [2023-11-19 07:44:07,936 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:44:08,140 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_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i[919,932] [2023-11-19 07:44:08,262 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:44:08,285 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:44:08,304 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_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i[919,932] [2023-11-19 07:44:08,378 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:44:08,405 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:44:08,406 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:08 WrapperNode [2023-11-19 07:44:08,406 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:44:08,407 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:44:08,408 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:44:08,408 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:44:08,416 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:08" (1/1) ... [2023-11-19 07:44:08,432 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:08" (1/1) ... [2023-11-19 07:44:08,463 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 178 [2023-11-19 07:44:08,464 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:44:08,464 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:44:08,465 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:44:08,465 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:44:08,493 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:08" (1/1) ... [2023-11-19 07:44:08,493 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:08" (1/1) ... [2023-11-19 07:44:08,499 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:08" (1/1) ... [2023-11-19 07:44:08,500 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:08" (1/1) ... [2023-11-19 07:44:08,513 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:08" (1/1) ... [2023-11-19 07:44:08,518 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:08" (1/1) ... [2023-11-19 07:44:08,522 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:08" (1/1) ... [2023-11-19 07:44:08,525 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:08" (1/1) ... [2023-11-19 07:44:08,530 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:44:08,531 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:44:08,532 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:44:08,532 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:44:08,533 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:08" (1/1) ... [2023-11-19 07:44:08,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:44:08,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:44:08,572 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:44:08,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:44:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:44:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:44:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:44:08,612 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:44:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:44:08,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:44:08,720 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:44:08,723 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:44:11,657 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:44:11,675 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:44:11,675 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:44:11,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:44:11 BoogieIcfgContainer [2023-11-19 07:44:11,679 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:44:11,681 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:44:11,681 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:44:11,685 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:44:11,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:44:07" (1/3) ... [2023-11-19 07:44:11,686 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@502fc277 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:44:11, skipping insertion in model container [2023-11-19 07:44:11,686 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:08" (2/3) ... [2023-11-19 07:44:11,687 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@502fc277 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:44:11, skipping insertion in model container [2023-11-19 07:44:11,687 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:44:11" (3/3) ... [2023-11-19 07:44:11,688 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-74.i [2023-11-19 07:44:11,717 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:44:11,718 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:44:11,769 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:44:11,776 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;@7dfe9730, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:44:11,776 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:44:11,781 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 56 states have (on average 1.4821428571428572) internal successors, (83), 57 states have internal predecessors, (83), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-19 07:44:11,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-19 07:44:11,805 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:44:11,806 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:44:11,809 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:44:11,816 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:44:11,816 INFO L85 PathProgramCache]: Analyzing trace with hash -205987829, now seen corresponding path program 1 times [2023-11-19 07:44:11,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:44:11,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [563322022] [2023-11-19 07:44:11,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:44:11,835 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 [2023-11-19 07:44:11,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:44:11,841 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:44:11,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:44:12,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:12,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:44:12,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:44:12,432 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2023-11-19 07:44:12,433 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:44:12,433 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:44:12,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [563322022] [2023-11-19 07:44:12,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [563322022] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:44:12,435 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:44:12,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:44:12,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899987799] [2023-11-19 07:44:12,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:44:12,442 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:44:12,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:44:12,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:44:12,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:44:12,475 INFO L87 Difference]: Start difference. First operand has 81 states, 56 states have (on average 1.4821428571428572) internal successors, (83), 57 states have internal predecessors, (83), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-19 07:44:12,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:44:12,509 INFO L93 Difference]: Finished difference Result 154 states and 268 transitions. [2023-11-19 07:44:12,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:44:12,511 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 149 [2023-11-19 07:44:12,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:44:12,520 INFO L225 Difference]: With dead ends: 154 [2023-11-19 07:44:12,521 INFO L226 Difference]: Without dead ends: 76 [2023-11-19 07:44:12,525 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:44:12,529 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 [2023-11-19 07:44:12,530 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] [2023-11-19 07:44:12,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-19 07:44:12,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-11-19 07:44:12,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 52 states have (on average 1.3653846153846154) internal successors, (71), 52 states have internal predecessors, (71), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-19 07:44:12,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 115 transitions. [2023-11-19 07:44:12,620 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 115 transitions. Word has length 149 [2023-11-19 07:44:12,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:44:12,621 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 115 transitions. [2023-11-19 07:44:12,622 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-19 07:44:12,622 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 115 transitions. [2023-11-19 07:44:12,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-19 07:44:12,633 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:44:12,633 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:44:12,650 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:44:12,844 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:44:12,845 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:44:12,845 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:44:12,846 INFO L85 PathProgramCache]: Analyzing trace with hash -767869507, now seen corresponding path program 1 times [2023-11-19 07:44:12,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:44:12,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1242717926] [2023-11-19 07:44:12,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:44:12,847 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 [2023-11-19 07:44:12,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:44:12,849 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:44:12,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:44:13,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:13,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 07:44:13,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:44:15,186 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-11-19 07:44:15,188 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:44:15,188 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:44:15,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1242717926] [2023-11-19 07:44:15,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1242717926] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:44:15,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:44:15,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:44:15,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673972917] [2023-11-19 07:44:15,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:44:15,192 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 07:44:15,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:44:15,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 07:44:15,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:44:15,194 INFO L87 Difference]: Start difference. First operand 76 states and 115 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-19 07:44:18,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:44:20,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:44:22,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:44:24,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:44:24,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:44:24,112 INFO L93 Difference]: Finished difference Result 223 states and 340 transitions. [2023-11-19 07:44:24,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 07:44:24,132 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 149 [2023-11-19 07:44:24,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:44:24,136 INFO L225 Difference]: With dead ends: 223 [2023-11-19 07:44:24,136 INFO L226 Difference]: Without dead ends: 150 [2023-11-19 07:44:24,137 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 07:44:24,139 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 110 mSDsluCounter, 247 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 45 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2023-11-19 07:44:24,140 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 346 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 106 Invalid, 3 Unknown, 0 Unchecked, 8.8s Time] [2023-11-19 07:44:24,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2023-11-19 07:44:24,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 132. [2023-11-19 07:44:24,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 85 states have (on average 1.3294117647058823) internal successors, (113), 85 states have internal predecessors, (113), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2023-11-19 07:44:24,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 201 transitions. [2023-11-19 07:44:24,177 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 201 transitions. Word has length 149 [2023-11-19 07:44:24,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:44:24,178 INFO L495 AbstractCegarLoop]: Abstraction has 132 states and 201 transitions. [2023-11-19 07:44:24,179 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-19 07:44:24,179 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 201 transitions. [2023-11-19 07:44:24,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-19 07:44:24,181 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:44:24,182 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:44:24,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-19 07:44:24,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:44:24,393 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:44:24,394 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:44:24,394 INFO L85 PathProgramCache]: Analyzing trace with hash 149742612, now seen corresponding path program 1 times [2023-11-19 07:44:24,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:44:24,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1931182188] [2023-11-19 07:44:24,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:44:24,395 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 [2023-11-19 07:44:24,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:44:24,397 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:44:24,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62d51489-3a8b-46c5-ba6b-75ce6ed6f130/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 07:44:24,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:24,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 07:44:24,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:44:26,665 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-11-19 07:44:26,665 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:44:26,666 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:44:26,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1931182188] [2023-11-19 07:44:26,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1931182188] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:44:26,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:44:26,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:44:26,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255972019] [2023-11-19 07:44:26,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:44:26,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 07:44:26,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:44:26,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 07:44:26,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:44:26,670 INFO L87 Difference]: Start difference. First operand 132 states and 201 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, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-19 07:44:29,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []